Analysis

  • max time kernel
    146s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    18-01-2024 20:22

General

  • Target

    65f355ac3f88a2badf9be48edd47d730.exe

  • Size

    1.6MB

  • MD5

    65f355ac3f88a2badf9be48edd47d730

  • SHA1

    ea1b2bb908f6288464789d44b8f0e34b0424b68e

  • SHA256

    127a77aec69d301ec0eff62153eb160c7a195df26de7ac8617572b2433be6528

  • SHA512

    7bd558823c0173da40d1b990f4382329f1d95ea03215e618e6c6d97497b489cae69ddbae8b2b6641125327244e54edb253260595a4ee5bead74f48ec6b4cd681

  • SSDEEP

    49152:NhVKDyZmcNu50oUsFMM8kSGO4HDbri5M/j3NWOILStmh9mmP:NhcDyZmh50zM8kdpnrIMBWpSto9l

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

185.244.30.143:31337

Attributes
  • communication_password

    3652f3e08cc9c2dc311f36700b06214e

  • install_dir

    AdobeSystems

  • install_file

    AdobeUpdateService.exe

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • UPX packed file 26 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: RenamesItself 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65f355ac3f88a2badf9be48edd47d730.exe
    "C:\Users\Admin\AppData\Local\Temp\65f355ac3f88a2badf9be48edd47d730.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Users\Admin\AppData\Local\Temp\65f355ac3f88a2badf9be48edd47d730.exe
      C:\Users\Admin\AppData\Local\Temp\65f355ac3f88a2badf9be48edd47d730.exe
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2784

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2784-16-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-32-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-17-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-31-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-4-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-30-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-5-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-7-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-9-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-10-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-11-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-14-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-15-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-13-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-29-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-18-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-28-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-19-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-20-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-21-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-22-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-23-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-24-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-25-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-26-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/2784-27-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/3012-1-0x0000000074530000-0x0000000074C1E000-memory.dmp
    Filesize

    6.9MB

  • memory/3012-2-0x0000000000FA0000-0x0000000000FE0000-memory.dmp
    Filesize

    256KB

  • memory/3012-6-0x0000000074530000-0x0000000074C1E000-memory.dmp
    Filesize

    6.9MB

  • memory/3012-3-0x0000000000220000-0x0000000000234000-memory.dmp
    Filesize

    80KB

  • memory/3012-0-0x0000000001080000-0x000000000121E000-memory.dmp
    Filesize

    1.6MB