Analysis

  • max time kernel
    150s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-09-2024 06:48

General

  • Target

    eaca1834f5c5342d308fc281845edb7a_JaffaCakes118.exe

  • Size

    400KB

  • MD5

    eaca1834f5c5342d308fc281845edb7a

  • SHA1

    5583ca8f5dd2869e67a9933eaa56ba929e1c4d04

  • SHA256

    4f50cc696e9c2837b677353638d5f59f8bc0ca401d66b14c1d09af7f93c8d6da

  • SHA512

    7b61047cd386655d022911286dc7424ea25605f1e43d42f9c453fc24d885e2fae58a7571852bcbbf6c6d288708006e16139a723705a91c9c30b9970cb8a20380

  • SSDEEP

    6144:1sNkG7lUJa549EM6Ctij5o45Ew6nVlBRYWxhLu43rW6cEZt9ZnpkT4NySkNAuxG:18kGyafEtwHd6v4WvnzZt9ZpkMNYxG

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 8 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eaca1834f5c5342d308fc281845edb7a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eaca1834f5c5342d308fc281845edb7a_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\ProgramData\kCiJeGe08200\kCiJeGe08200.exe
      "C:\ProgramData\kCiJeGe08200\kCiJeGe08200.exe" "C:\Users\Admin\AppData\Local\Temp\eaca1834f5c5342d308fc281845edb7a_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\kCiJeGe08200\kCiJeGe08200.exe

    Filesize

    400KB

    MD5

    9c5f77818a8cd052c266846293dcf6ab

    SHA1

    e7e26c7ac21816e4f044d4a72533195f03d0145f

    SHA256

    4252d2d05325d76fbaed92791654cf261e1a1fff0ea27dd5bdd5fb17c55bc087

    SHA512

    68318057afa7a22f132874a1a0711deb448166d85871278ea6852fdf1b45ee6ad964f9fc9183f2a50fb92ae266214536f40f4e95d149fc82d0d2ab3f3727eec1

  • memory/1868-1-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/1868-2-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1868-22-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/1868-23-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1868-54-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1868-55-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2436-16-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2436-24-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2436-31-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB