Overview

overview

10

Static

static

7

b19781d33e...18.exe

windows7-x64

10

b19781d33e...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 01:11

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General

  • Target

    b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe

  • Size

    6.9MB

  • MD5

    b19781d33ed6b2482edb0d688a6614f7

  • SHA1

    e3093fb8fbaef8a3372804156314cba4fb1db389

  • SHA256

    ff03abdf8ec18f4d8966b86e14381ac0d2767d21af28b4202dc2f3a2f4e78c51

  • SHA512

    2415fedaea97307080af86043f87f97f9c7b7ec334daf8bfd1a5e05e1b1cc63031ab26ae7ee557387575272aa5f6ea257413d6a20ff6822e393d0116ac29e89c

  • SSDEEP

    196608:i7effIPEsy58doQaTzwZ8Jq3QKnqVtxQnKnqVtxQu9OryfEQncryfEQuly58doQR:i7effIPEsy58doQaTzwZ8Jq3QKnqVtxz

Score
10/10
adwarediscoverypersistencestealerupx

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
    persistence
  • Drops file in Drivers directory 3 IoCs
  • Sets service image path in registry 2 TTPs 2 IoCs
    persistence
  • ACProtect 1.3x - 1.4x DLL software 4 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 2 IoCs
  • UPX packed file 13 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 8 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware
  • Modifies WinLogon 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • Modifies WinLogon
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:448
    • C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3548
      • C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe
        3⤵
        • Enumerates connected drives
        PID:4008
    • C:\Windows\SysWOW64\reg.exe
      reg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
      2⤵
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      PID:4660
    • C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe
      2⤵
      • Drops file in Drivers directory
      • Sets service image path in registry
      • Loads dropped DLL
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\b19781d33ed6b2482edb0d688a6614f7_JaffaCakes118.exe
        3⤵
        • Enumerates connected drives
        PID:2468

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\cftmon.exe
    Filesize

    6.9MB

    MD5

    02c4e9e10b209db12f946086a2b1a6e0

    SHA1

    98669174334ad5b5217c7303cea40eb41be74dfe

    SHA256

    16612a0a9f0d5a7e94d1cc91b25947a46b7a66ccbe4d615b5969d80993bded77

    SHA512

    13733befbf894313e53f0a0597734fc63a5f37ad193acb340a8299731f50c224e10809f8a8d998140451401362a220e0bb735f257ff5d44cd6d08eef3d34bd22

    Download Submit

  • C:\Windows\SysWOW64\drivers\spools.exe
    Filesize

    7.0MB

    MD5

    780ba951e5fcd5177ecd609fcce59376

    SHA1

    23f1fde1188d05834a202bca17760bb4627c123b

    SHA256

    1f37080ceb8bfeb82d15da45573f880908958f54f84da894686263d0c0cc2852

    SHA512

    5ebc088dc0f8d33f261720831ad35fc8a8caf5de4d4be64ff35b0906e1da8ca2c5e406d2c29cc4f5fbe2f38a54e9e43f8eadcdbfdbb8fd90ad811e3294d57c96

    Download Submit

  • C:\Windows\SysWOW64\ftpdll.dll
    Filesize

    5KB

    MD5

    d807aa04480d1d149f7a4cac22984188

    SHA1

    ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9

    SHA256

    eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb

    SHA512

    875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e

    Download Submit

  • memory/448-15-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/448-13-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/448-14-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/448-0-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/1612-31-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/1612-30-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/2468-34-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/3548-1-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/3548-32-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download

  • memory/4008-33-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

    Download