Analysis

  • max time kernel
    144s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2023 20:26

General

  • Target

    de070619366a56d4a3ae1718712a09a8523f6346a50f306d1a0d173dd2c9aee2.exe

  • Size

    4.8MB

  • MD5

    94a2ebdbfca94ca574691295689b6b9c

  • SHA1

    92fff5c4d9f2a4427a3b5317b3391d40197f5f6a

  • SHA256

    de070619366a56d4a3ae1718712a09a8523f6346a50f306d1a0d173dd2c9aee2

  • SHA512

    6dc1b78178e31219fa02635879b928622fa40bb7218dcf4cacc5490f47a25060c645ee21b4d0e72b32f25a82928ac43138b08faceba2a195d84cfeb5979a3675

  • SSDEEP

    98304:lRA8Y/PdoOGmGHpmxf42MwZMHGI0T4Nu4lfPGb/wJGo+cvw:TAB1h6e42MW4C4M4Jeb6R

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.34

C2

193.239.147.77:6505

Attributes
  • communication_password

    c398335f85d477cb4802c03bad3916fd

  • tor_process

    tor

Signatures

  • BitRAT

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\de070619366a56d4a3ae1718712a09a8523f6346a50f306d1a0d173dd2c9aee2.exe
    "C:\Users\Admin\AppData\Local\Temp\de070619366a56d4a3ae1718712a09a8523f6346a50f306d1a0d173dd2c9aee2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4868
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EExmhb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4467.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2276
    • C:\Users\Admin\AppData\Local\Temp\de070619366a56d4a3ae1718712a09a8523f6346a50f306d1a0d173dd2c9aee2.exe
      "C:\Users\Admin\AppData\Local\Temp\de070619366a56d4a3ae1718712a09a8523f6346a50f306d1a0d173dd2c9aee2.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1696

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4467.tmp

    Filesize

    1KB

    MD5

    ba365bb9d5c48e32aa3d299d7697c61b

    SHA1

    f878dc206df5806c7c69360da6e92a2a666d714d

    SHA256

    6fc9042925a801b824230dea1cce8868a11babf7d1af83f52ea3a28b6f60e117

    SHA512

    8bf872d8fd6e3f34c38723cba137ed080a5803564a95cc24c8fce4540fe5ae27c032cd065ef5e4c7152e51ba5df9eef6d8ee84c5cd0f6bb66bdd75eb39e1b131

  • memory/1696-144-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1696-143-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1696-147-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1696-146-0x0000000074DC0000-0x0000000074DF9000-memory.dmp

    Filesize

    228KB

  • memory/1696-145-0x0000000074A40000-0x0000000074A79000-memory.dmp

    Filesize

    228KB

  • memory/1696-140-0x0000000000000000-mapping.dmp

  • memory/1696-142-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1696-141-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2276-138-0x0000000000000000-mapping.dmp

  • memory/4868-133-0x0000000004F40000-0x0000000004FDC000-memory.dmp

    Filesize

    624KB

  • memory/4868-134-0x00000000055A0000-0x0000000005B44000-memory.dmp

    Filesize

    5.6MB

  • memory/4868-132-0x00000000000F0000-0x00000000005B8000-memory.dmp

    Filesize

    4.8MB

  • memory/4868-137-0x0000000005BB0000-0x0000000005C06000-memory.dmp

    Filesize

    344KB

  • memory/4868-136-0x0000000005050000-0x000000000505A000-memory.dmp

    Filesize

    40KB

  • memory/4868-135-0x0000000005090000-0x0000000005122000-memory.dmp

    Filesize

    584KB