Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    05-07-2022 12:28

General

  • Target

    DHL_51015370367858.exe

  • Size

    1.9MB

  • MD5

    97fb1f63882abcbf894a43a528e4cb7a

  • SHA1

    753c06c8b807a4e1f6b518cc0bc1350a09d8a922

  • SHA256

    f038d9065406391e3c711ceb73d5e30f1021f75a086d275750488fbde9cf2d72

  • SHA512

    aefd423c08320ae04fdb0072b04e70e27c8ca2cba9046f677a43783f8b64613b193bbb6a39daffd5db6a1c27478394c8c0c47c0a82d461b508c20bd466260e43

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

godfavor.duckdns.org:2349

Attributes
  • communication_password

    81dc9bdb52d04dc20036dbd8313ed055

  • tor_process

    tor

Signatures

  • BitRAT

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

  • suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

    suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

  • UPX packed file 8 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 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\DHL_51015370367858.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1068
    • C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1708

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1068-54-0x0000000001380000-0x000000000156C000-memory.dmp
    Filesize

    1.9MB

  • memory/1068-55-0x00000000752B1000-0x00000000752B3000-memory.dmp
    Filesize

    8KB

  • memory/1068-56-0x00000000005A0000-0x00000000005C0000-memory.dmp
    Filesize

    128KB

  • memory/1068-57-0x0000000000670000-0x000000000067E000-memory.dmp
    Filesize

    56KB

  • memory/1068-58-0x0000000008030000-0x00000000081EC000-memory.dmp
    Filesize

    1.7MB

  • memory/1068-59-0x0000000009690000-0x0000000009808000-memory.dmp
    Filesize

    1.5MB

  • memory/1708-60-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1708-61-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1708-63-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1708-64-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1708-65-0x00000000007E2730-mapping.dmp
  • memory/1708-67-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1708-66-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1708-68-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1708-69-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1708-71-0x0000000000270000-0x000000000027A000-memory.dmp
    Filesize

    40KB

  • memory/1708-72-0x0000000000270000-0x000000000027A000-memory.dmp
    Filesize

    40KB

  • memory/1708-73-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/1708-74-0x0000000000270000-0x000000000027A000-memory.dmp
    Filesize

    40KB

  • memory/1708-75-0x0000000000270000-0x000000000027A000-memory.dmp
    Filesize

    40KB