Resubmissions

17-04-2024 15:13

240417-slw8asfa8t 10

17-04-2024 15:13

240417-slwlrsfa71 10

17-04-2024 15:13

240417-slwa1ade84 10

17-04-2024 15:13

240417-slsvwade82 10

17-04-2024 15:13

240417-slsj4sde79 10

Analysis

  • max time kernel
    600s
  • max time network
    601s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    17-04-2024 15:13

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:4784
    • 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:4584
      • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
        "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
        3⤵
        • Executes dropped EXE
        PID:4908
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}
    1⤵
    • Drops startup file
    PID:1336

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

    49b55c3b93eb2615052587922a8640da

    SHA1

    966f0b6a66d99b806bc02ca7d6d7c93ab8003179

    SHA256

    bb289b7e2fca1d13d31b53c6afd1911ba8caf7848fb8dcd35184c7afade1a081

    SHA512

    d2a96812090c821aeb2805a30be9faafe832fec7bdecd9161267c5e4f6f0a0864a8ed29493af922e8192f710dbb954ed8660c95715bc9ec20a8f9199cc10e221

  • memory/4584-25-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-37-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-51-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-26-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-50-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-12-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-10-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4584-6-0x0000000077BC4000-0x0000000077BC5000-memory.dmp

    Filesize

    4KB

  • memory/4584-7-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4584-13-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-14-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-15-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-49-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-17-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-47-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-24-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-9-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/4584-46-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-5-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4584-29-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-31-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-32-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-33-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-35-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-36-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-27-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-39-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-40-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-41-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-43-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4584-45-0x00000000006F0000-0x0000000000799000-memory.dmp

    Filesize

    676KB

  • memory/4784-8-0x0000000004540000-0x0000000004630000-memory.dmp

    Filesize

    960KB

  • memory/4784-1-0x0000000077BC4000-0x0000000077BC5000-memory.dmp

    Filesize

    4KB

  • memory/4784-4-0x0000000004290000-0x0000000004439000-memory.dmp

    Filesize

    1.7MB

  • memory/4784-11-0x0000000004210000-0x000000000428B000-memory.dmp

    Filesize

    492KB

  • memory/4784-0-0x0000000004210000-0x000000000428B000-memory.dmp

    Filesize

    492KB