Overview

overview

8

Static

static

1

1b0345e97b...18.exe

windows7-x64

8

1b0345e97b...18.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    01-07-2024 10:52

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General

  • Target

    1b0345e97b24720ac1f907b04f84f1ef_JaffaCakes118.exe

  • Size

    143KB

  • MD5

    1b0345e97b24720ac1f907b04f84f1ef

  • SHA1

    cde1d9dceb37cf0adebdf8d318a24b3ac1406af8

  • SHA256

    cbad509a0e6fae8870308ae58dbc10507c5a76159315e8cfe1923086924491d6

  • SHA512

    3f7d1c0a83b865b743a1ff01718ac99b254cda3fea7366ea304b5f7c39c6490d3f928afe88da772f0fe8092c6d7b1681c76ba24b39dde0418504c57470fc4bf3

  • SSDEEP

    3072:JaiKXvKJW5zpd7rVXJ1RRA/SlXJKY/X1AKmo7D9NJO0vS:B6vKJqzNw/+vF2eDnvS

Score
8/10
persistenceprivilege_escalationvmprotect

Malware Config

Signatures

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

    persistenceprivilege_escalation
  • Deletes itself 1 IoCs
  • Loads dropped DLL 6 IoCs
  • VMProtect packed file 1 IoCs

    Detects executables packed with VMProtect commercial packer.

    vmprotect
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1b0345e97b24720ac1f907b04f84f1ef_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1b0345e97b24720ac1f907b04f84f1ef_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2428
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Windows\system32\HIMYM.DLL,DW
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetWindowsHookEx
      PID:2192
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\1b0345e97b24720ac1f907b04f84f1ef_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Loads dropped DLL
      PID:344

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1546

AppInit DLLs

1
T1546.010

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Event Triggered Execution

1
T1546

AppInit DLLs

1
T1546.010

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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

    136KB

    MD5

    d78eb3893db89f73e2947070d04d1ebc

    SHA1

    926717219c5294b2b8710cba75250f508afda351

    SHA256

    5e47e54283cf3cdf6a2012edfe8ee3973dafcc445888e4ba0288b23895930c14

    SHA512

    9f6c6b37c141a2500908e644ece23a0f2396677b3d6d05174f417fc5a62e004666de3d26f6f5d208de8f5f8404a783bd3c92eab965c1e775967bc911d48fe93a

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  • memory/2428-0-0x0000000000400000-0x000000000045D000-memory.dmp
    Filesize

    372KB

    Download
  • memory/2428-2-0x0000000000400000-0x000000000045D000-memory.dmp
    Filesize

    372KB

    Download