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Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-04-2024 21:19

General

  • Target

    ef8854d445cff933d6ed5fc87e3a6eca_JaffaCakes118.exe

  • Size

    3.6MB

  • MD5

    ef8854d445cff933d6ed5fc87e3a6eca

  • SHA1

    88bf6e4c6a287c88fa739292959cef7d74288c25

  • SHA256

    1e2c6745afc6886504c7d49c03ec42b46e63530aa93e5ff1d5b2cbdd1ea1108d

  • SHA512

    3c6e10f6772b64ec9c9c643e086fda76d2dd1b24f099237c3403c43966d730ceff193f961204b2141fd8ece951b9d86e384ba69152c588069b523673dc259c88

  • SSDEEP

    49152:2pU1pIkY3RFCXgUG0xibD3QUaSalMG45TRVVqfMqJ7CdfAYQtTGC8:2psIbhYXJS3HaHM17Vqfz7sQti5

Score
10/10

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef8854d445cff933d6ed5fc87e3a6eca_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ef8854d445cff933d6ed5fc87e3a6eca_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4524
    • C:\Users\Admin\AppData\Local\Temp\ef8854d445cff933d6ed5fc87e3a6eca_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\ef8854d445cff933d6ed5fc87e3a6eca_JaffaCakes118.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4668
      • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
        "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
        3⤵
        • Executes dropped EXE
        PID:5096
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}
    1⤵
    • Drops startup file
    PID:1216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe

    Filesize

    3KB

    MD5

    b4cd27f2b37665f51eb9fe685ec1d373

    SHA1

    7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

    SHA256

    91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

    SHA512

    e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

  • C:\Users\Admin\AppData\Local\Temp\x64btit.txt

    Filesize

    28B

    MD5

    8080e2aa04a0b240667f0c010d39791b

    SHA1

    b59a72c1521be0b114041396e5c9576206fec40d

    SHA256

    79dd2b5f9b79dc71a94aa7b03fc967f01dd6d33bf3cbdb6fae9e5eaac216e7e4

    SHA512

    3939cd0b2592ac174d6fe721374b2d1fcc5c0d03e685322187b9f8d8019b6db02ee24368217e7d4c0030db5d948aac1840847698335cad04ee6dd1c39ce88a6d

  • memory/4524-10-0x0000000000FA0000-0x000000000101B000-memory.dmp

    Filesize

    492KB

  • memory/4524-1-0x0000000077242000-0x0000000077243000-memory.dmp

    Filesize

    4KB

  • memory/4524-4-0x0000000004280000-0x0000000004423000-memory.dmp

    Filesize

    1.6MB

  • memory/4524-8-0x0000000004530000-0x0000000004620000-memory.dmp

    Filesize

    960KB

  • memory/4524-0-0x0000000000FA0000-0x000000000101B000-memory.dmp

    Filesize

    492KB

  • memory/4668-15-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-6-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4668-12-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-11-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/4668-13-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-7-0x0000000077242000-0x0000000077243000-memory.dmp

    Filesize

    4KB

  • memory/4668-14-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-16-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-17-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-9-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4668-5-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4668-24-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-25-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-26-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-27-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4668-28-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-31-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-32-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-33-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB

  • memory/4668-35-0x0000000000460000-0x0000000000509000-memory.dmp

    Filesize

    676KB