Analysis

  • max time kernel
    151s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 13:52

General

  • Target

    2a976682956855209a0d5e49d5c40f0d98ff85bd0e91c6b57f58e5151af42557.exe

  • Size

    4.3MB

  • MD5

    800a72a1b10482664128955fd3878dd5

  • SHA1

    c8bb5f18dfd9ffb397c3e2615b8494c9ac858b14

  • SHA256

    2a976682956855209a0d5e49d5c40f0d98ff85bd0e91c6b57f58e5151af42557

  • SHA512

    d42d51205b9f4591a3b06c47fdf0b0e6836ce65c69da8f72e596a66c3c69d095c4e4b01e10ef96ec62560bae64d62d121a9689a435651d78a2b639d0e5db5341

  • SSDEEP

    98304:12kBmhP9BU5yJcRzLU85bn9yLCJkkAiQpElkjZSYGoYK2fqWIpHV+wcgd9KEGzPc:wPwCCN5QLCJBAiQpElkjYY6K2oVSczG

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.34

C2

185.157.162.234:54262

Attributes
  • communication_password

    2bb232c0b13c774965ef8558f0fbd615

  • tor_process

    tor

Signatures

  • BitRAT

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

  • 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a976682956855209a0d5e49d5c40f0d98ff85bd0e91c6b57f58e5151af42557.exe
    "C:\Users\Admin\AppData\Local\Temp\2a976682956855209a0d5e49d5c40f0d98ff85bd0e91c6b57f58e5151af42557.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:696
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QYwJDZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp734D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:632
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1144

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp734D.tmp

    Filesize

    1KB

    MD5

    c03efd3e1371ed42865df06144aa6f74

    SHA1

    8866679b669a1a08fe3d2b74818820a5d9f95c01

    SHA256

    0450be22e5289b0b454b66692137767bb3c6888baff9af2162a15a08d53ad5a2

    SHA512

    fa3539f27cfbdc0dbb291145ea8a4170c5996dc87eaeb2d798707428fc0dad18f364dd4205abb152de3ad9157d3e4f4dbfbdc672de21d9ad9c5ae93b8624f5fb

  • memory/632-58-0x0000000000000000-mapping.dmp

  • memory/696-54-0x0000000000FA0000-0x00000000013EE000-memory.dmp

    Filesize

    4.3MB

  • memory/696-55-0x00000000764D1000-0x00000000764D3000-memory.dmp

    Filesize

    8KB

  • memory/696-56-0x0000000000430000-0x000000000043A000-memory.dmp

    Filesize

    40KB

  • memory/696-57-0x0000000007290000-0x0000000007686000-memory.dmp

    Filesize

    4.0MB

  • memory/1144-63-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-61-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-60-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-65-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-67-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-69-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-70-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-72-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-73-0x0000000000689A84-mapping.dmp

  • memory/1144-75-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-77-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/1144-78-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB