Overview

overview

7

Static

static

3

b5f3e35db7...18.exe

windows7-x64

7

b5f3e35db7...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 02:11

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General

  • Target

    b5f3e35db796dad76bb85f25024cdcb5_JaffaCakes118.exe

  • Size

    455KB

  • MD5

    b5f3e35db796dad76bb85f25024cdcb5

  • SHA1

    7587d5da01cbe188df6d1da46ba4e032dbc87d7f

  • SHA256

    b718e351345939bf2b6625a35a9e7a8ac83b97ff5fc9a7fcf035eab052d7d060

  • SHA512

    0494ea9a26ef7d8fc798b3d336eb730f361689e7123b75952bb5535982b29a7d29d814ffe26cf594612e56a0ae1dbbb4d4607d9bf2d35be8065bee3c2a65c09f

  • SSDEEP

    12288:R/a9yzIb1R/SkZ9iSnhI4ye4r4rkylm1S81FDXXmw:lCyzIbnSkZ9i34yvr4rkyMtXr

Score
7/10
discoverypersistenceupx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 6 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5f3e35db796dad76bb85f25024cdcb5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b5f3e35db796dad76bb85f25024cdcb5_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\ProgramData\a3406HcNcClG6135.exe
      "C:\ProgramData\a3406HcNcClG6135.exe" "C:\Users\Admin\AppData\Local\Temp\b5f3e35db796dad76bb85f25024cdcb5_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\a3406HcNcClG6135.exe
    Filesize

    455KB

    MD5

    d15650530d438b5498971edcc9877247

    SHA1

    9f794527b6a1fff467fae71b2c7fb42915fd6945

    SHA256

    17c110ff03d994ce57cf2dd547c9a0bc1a10e45e77c7242d22bad5731666cd08

    SHA512

    0f6091bd9b87f249044e31fef6f9f78f9c43968e334a2a70deac1842c6ae77d481f5adb6ebfb1986507d3aa71d8694e9584abd8063926a4bc59c631dec01bb0e

    Download Submit

  • memory/1548-14-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

    Download

  • memory/1548-17-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

    Download

  • memory/1548-25-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

    Download

  • memory/2520-1-0x0000000000400000-0x00000000004C4000-memory.dmp

    Filesize

    784KB

    Download

  • memory/2520-2-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

    Download

  • memory/2520-11-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

    Download

  • memory/2520-12-0x0000000000400000-0x00000000004C4000-memory.dmp

    Filesize

    784KB

    Download