Analysis

  • max time kernel
    151s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2023 19:30

General

  • Target

    a51282512c747e4696968ba0d7cac12da4c0ee23ed9bd8f9162b44cd6feae6b5.exe

  • Size

    1.9MB

  • MD5

    496a7890c6f1d31f10acb4f36805e6ca

  • SHA1

    86da741420c2e972969133caf44e71d3bcbd58b5

  • SHA256

    a51282512c747e4696968ba0d7cac12da4c0ee23ed9bd8f9162b44cd6feae6b5

  • SHA512

    6c0dffb8361ae471cc8c2b0052f8589d70f0eee6e021aeb3970c97880723ee645bc8be40364889d61de19c15f2ba0300d5bb547d98233f8f45ef59dc092ec317

  • SSDEEP

    49152:GT/3WwVnX/4lq1zxD6foJFxxjM6GHRyc12E4ltc+aa8V:G6wVnX1y+xxjen1KTRs

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.34

C2

87.78.165.108:25625

Attributes
  • communication_password

    536f868c09cfbc81399401da424e42e6

  • tor_process

    tor

Signatures

  • BitRAT

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

  • Executes dropped EXE 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a51282512c747e4696968ba0d7cac12da4c0ee23ed9bd8f9162b44cd6feae6b5.exe
    "C:\Users\Admin\AppData\Local\Temp\a51282512c747e4696968ba0d7cac12da4c0ee23ed9bd8f9162b44cd6feae6b5.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Users\Admin\AppData\Local\Temp\P402.Hermes.RE_4.exe
      "C:\Users\Admin\AppData\Local\Temp\P402.Hermes.RE_4.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1976

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\P402.Hermes.RE_4.exe

    Filesize

    3.8MB

    MD5

    14b0626141c4e627aeb5d13411277d83

    SHA1

    ec8f50af65560de5a63d1174809ed9cec31191cf

    SHA256

    d9d78c09e03266f7718b049f360aa7620a75e765811373f7e38e00bc962f9e6e

    SHA512

    f0beab68df89e93063b1409578d0e086d554a6d505c1e26f0cc5485ddad5e7108006173ad9fa000700a64471439998c3f895acc6f2c8e08418f1bea3ff13a027

  • memory/1160-54-0x0000000001010000-0x00000000011FE000-memory.dmp

    Filesize

    1.9MB

  • memory/1160-55-0x0000000000F56000-0x0000000000F75000-memory.dmp

    Filesize

    124KB

  • memory/1160-56-0x000007FEFBB21000-0x000007FEFBB23000-memory.dmp

    Filesize

    8KB

  • memory/1160-60-0x0000000000F56000-0x0000000000F75000-memory.dmp

    Filesize

    124KB

  • memory/1976-57-0x0000000000000000-mapping.dmp

  • memory/1976-59-0x0000000075A91000-0x0000000075A93000-memory.dmp

    Filesize

    8KB