Overview

overview

8

Static

static

3

2ed3ae88e6...18.exe

windows7-x64

8

2ed3ae88e6...18.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    143s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/07/2024, 03:23

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General

  • Target

    2ed3ae88e6adbad823bee0c599e3a5e3_JaffaCakes118.exe

  • Size

    141KB

  • MD5

    2ed3ae88e6adbad823bee0c599e3a5e3

  • SHA1

    62fb3dc8eb6c358cdf29637a91efffd1dd7be5e7

  • SHA256

    da4f7b4e272121dc7ca60cc7f55648dd7238176541dbbdfeb5614aed3218f853

  • SHA512

    4444f04f3725960bb66387d425c1b31e3079c0da11c75474cf81f3d9327ade970e0eca49b5398eb2e437f556ac9ace02ea26b67608c0716ebcbd84c3b6701d40

  • SSDEEP

    3072:3eGbQ6QCrx5OLIyg1jPHOg7OPPmMl+Rqbwjhhrje2/EwA7HYGchPn7pEVJgIYnmW:uQICrjOUyob/KPPmW+UbwjHry289zYGO

Score
8/10
evasionexecutionpersistenceprivilege_escalationupx

Malware Config

Signatures

  • Creates new service(s) 2 TTPs
    persistenceexecution
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 8 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

    persistenceprivilege_escalation
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2ed3ae88e6adbad823bee0c599e3a5e3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2ed3ae88e6adbad823bee0c599e3a5e3_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:1608
    • C:\Windows\SysWOW64\netsh.exe
      C:\Windows\system32\netsh.exe firewall add portopening TCP 1554 messenger
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      PID:4752
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create imskdic32 type= share start= auto DisplayName= "Microsoft IME 2002" group= "Event Log" binPath= "rundll32.exe C:\Windows\system32\imskdic32.dll,utab"
      2⤵
      • Launches sc.exe
      PID:2952
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description imskdic32 "Microsoft IME 2002"
      2⤵
      • Launches sc.exe
      PID:1660
    • C:\Users\Admin\AppData\Local\Temp\1501657b.exe
      "C:\Users\Admin\AppData\Local\Temp\1501657b.exe"
      2⤵
      • Executes dropped EXE
      PID:4092

Network

        MITRE ATT&CK Enterprise v15

        Reconnaissance

        Resource Development

        Initial Access

        Execution

        System Services

        1
        T1569

        Service Execution

        1
        T1569.002

        Persistence

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        2
        T1543

        Windows Service

        2
        T1543.003

        Event Triggered Execution

        1
        T1546

        Netsh Helper DLL

        1
        T1546.007

        Privilege Escalation

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        2
        T1543

        Windows Service

        2
        T1543.003

        Event Triggered Execution

        1
        T1546

        Netsh Helper DLL

        1
        T1546.007

        Defense Evasion

        Impair Defenses

        1
        T1562

        Disable or Modify System Firewall

        1
        T1562.004

        Modify Registry

        1
        T1112

        Credential Access

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        2
        T1082

        Lateral Movement

        Collection

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\1501657b.exe
          Filesize

          50KB

          MD5

          076227eb56649f5027a4f0bc73507dd1

          SHA1

          fb43ed4542b904744694b405c57a9d4864b1e788

          SHA256

          eff207812bfeec3aec94798723ee82dd696b76c63fa82cca16b2d2be0a49a3e9

          SHA512

          02acdde460206541ed59f92044f7bac8e983d0a68b7c48ba628eeba72ebbd5f44b53ee19d4e5078e47b7cf40743cab8843f71777047d71dbccd65ee07271fc2d

          Download Submit

        • memory/1608-0-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

          Download

        • memory/1608-18-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

          Download

        • memory/4092-19-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

          Download

        • memory/4092-20-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

          Download