Analysis

  • max time kernel
    152s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-10-2022 17:43

General

  • Target

    1f3b0c2_comppdf.exe

  • Size

    82KB

  • MD5

    c170b74c3ca105d636876a6f81d17d02

  • SHA1

    aae66cfd3e1b3132e2188e1d229896d1d42493c1

  • SHA256

    74cab4c8f16ad111496aab0e1fb101e25fb7c26cebb79cf6a870c12d318efdda

  • SHA512

    d3b18d6bfc78cb6bf1e61dc81a67f721ad5f806d5c6ffa0de1982ec2602259a4f015046c1ce878d80b586733a54fa844879faba098cb71555ae2f2687587b7e2

  • SSDEEP

    768:t20v/xNDKwkuedmdVKCPhpoj+f5RdNKW:d/xNDKwkvdmdVKCP7owdNr

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

192.3.76.153:5200

Attributes
  • communication_password

    e10adc3949ba59abbe56e057f20f883e

  • 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 6 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f3b0c2_comppdf.exe
    "C:\Users\Admin\AppData\Local\Temp\1f3b0c2_comppdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:468

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/468-60-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/468-62-0x0000000075FC1000-0x0000000075FC3000-memory.dmp

    Filesize

    8KB

  • memory/468-56-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/468-57-0x00000000007E2730-mapping.dmp

  • memory/468-58-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/468-59-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/468-66-0x0000000000140000-0x000000000014A000-memory.dmp

    Filesize

    40KB

  • memory/468-67-0x0000000000140000-0x000000000014A000-memory.dmp

    Filesize

    40KB

  • memory/468-64-0x0000000000140000-0x000000000014A000-memory.dmp

    Filesize

    40KB

  • memory/468-63-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/468-61-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/468-65-0x0000000000140000-0x000000000014A000-memory.dmp

    Filesize

    40KB

  • memory/1764-54-0x0000000000E70000-0x0000000000E88000-memory.dmp

    Filesize

    96KB

  • memory/1764-55-0x000000001CF50000-0x000000001D0FA000-memory.dmp

    Filesize

    1.7MB