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Uploaded_file Trojan CobaltStrike Analysis

Updated 1 year ago
Checked by Malware Check
uploaded_file

Technical Analysis

File Name uploaded_file
File Type
PE32+ executable (GUI) x86-64, for MS Windows
Scanner Version 1.0.138.174
Database Version 2023-09-10 23:01:43 UTC
⚠

Trojan.Win64.CobaltStrike.bot

Malware family: CobaltStrike

Cobalt Strike is a penetration testing framework that deploys the Beacon agent for system control. While designed for legitimate security testing, it provides command execution, keylogging, file transfer, privilege escalation, and lateral movement capabilities. The tool operates in-memory to avoid disk-based detection and supports multiple communication protocols.
N/A
Detection Rate
11,810,948
File Size (bytes)
2023-09-11
Analysis Date

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File Identification

Hash Type Value Action
MD5
964eeda03f4939d3eff1e45b91ec7e95
SHA1
08f51656b95ddd46897f49fcc1d4df63ff02ff48
SHA256
38e521776834af49ce316afbfa35ed493baf2aa14eaf2cd30bc917154734daef
SHA512
5c93f5d752ea1ae2a61e94a35432e594d7ee65eadf7cd2d9728a5a78c763e8a7a83d6c4e484b5a62fdcb8979b55e10e6e5368e7e0469e462e060974c2484e353
ImpHash
66c3b0658aee8083a055771d8886e0ab

PE Analysis

Basic Information

▼
Icon
Hash: 99f8909119f22355b3423d4cad169539
Fuzzy: c5a2ab820da81f9db77abd76bbd9764e
dHash: c6c2ccc4f4e0e0f8
Image Base 0x140000000
Entry Point 0x1401b5cc8
Compilation Time 2023-09-08 01:17:01
Checksum 0x00b52388 (Actual: 0x00b52388)
OS Version 5.2
PEiD Signatures PE32+ executable (GUI) x86-64, for MS Windows
Digital Signature The PE file does not contain a certificate table.
Imports 9 libraries
USER32, COMCTL32, KERNEL32, ADVAPI32, GDI32, IPHLPAPI, msvcrt, PSAPI, SHELL32
Exports 0 functions
Resources 9 Resources
Sections 5 Sections

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 401,408 bytes 145,920 bytes 8.00 (Packed/Encrypted) IMAGE_SCN_CNT_CODE|IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE DBFF4434017588700B0EDE0F7209341C
.sedata 0x00063000 1,400,832 bytes 1,400,832 bytes 7.61 (Packed/Encrypted) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_NOT_PAGED|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE F5CAAE93E379FC210F434E132E9F1BAA
.idata 0x001b9000 4,096 bytes 1,024 bytes 2.94 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_NOT_PAGED|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 67786FD542DA271930437F71F18CBD8F
.rsrc 0x001ba000 65,536 bytes 62,976 bytes 7.53 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 3E86772F326D107ED076F4049E4F540E
.sedata 0x001ca000 4,096 bytes 4,096 bytes 7.98 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 708001CB8BC514428AEBDBE7A9EA04FF
Entropy Analysis Alert

4 section(s) with high entropy (≥7.5) detected - possible packing/encryption

Resource Analysis

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Total Resources: 9 (62,098 bytes)
Resource Type Count Total Size Percentage
RT_ICON 7 60,572 bytes
97.5%
RT_GROUP_ICON 1 104 bytes
0.2%
RT_MANIFEST 1 1,422 bytes
2.3%

Certificate Chain Analysis

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No Digital Signatures

This file is not digitally signed.

Security Implications:
  • Cannot verify the publisher's identity
  • Increased security risk when running this file
  • May trigger security warnings on some systems

⚠ This file either lacks a digital signature or the certificate chain could not be verified
Exercise caution when executing unsigned files from unknown sources

Certificate Verification Status

The PE file does not contain a certificate table.

Recommendation: Verify the file source and ensure it comes from a trusted publisher.

Trojan.Win64.CobaltStrike.bot Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win64.CobaltStrike.bot without requiring further user intervention.

Download Anti-Malware

Removal Instructions

Follow these steps to completely remove the threat from your system

  1. Start by downloading Gridinsoft Anti-Malware to your computer.
  2. Double-click on the gsam-en-install.exe file and follow the on-screen instructions to install the program.
  3. Once the installation of Gridinsoft Anti-Malware is complete, the program will open on the Scan screen.
  4. Click on the "Standard Scan" button to begin scanning your computer for threats.
  5. After the scanning process is finished, click on "Clean Now" to remove any detected threats.
  6. If prompted, restart your system to complete the removal process and ensure all threats are eliminated.
Important: Before You Start
Disconnect from the internet to prevent the malware from spreading or downloading additional threats. Run the scan in Safe Mode for better detection and removal of persistent threats.

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