Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/06/2024, 16:28

General

  • Target
    bce37dd072dc0eeeba64a67f92e9e7c3_JaffaCakes118.exe
  • Size 253KB
  • Sample240618-tymeas1dpb
  • SHA256 6be45f6054be1bcd7e91aab715f3e4342c3ad988d4f53ebb41cb79caea1da70b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • latentbot

C2
  • jinyuan2012.zapto.org

Signatures

  • Detects PlugX payload 20 IoCs
  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • PlugX

    PlugX is a RAT (Remote Access Trojan) that has been around since 2008.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 17 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bce37dd072dc0eeeba64a67f92e9e7c3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bce37dd072dc0eeeba64a67f92e9e7c3_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1696
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1368
  • C:\ProgramData\SxS\Nv.exe
    "C:\ProgramData\SxS\Nv.exe" 100 1368
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    PID:2960
  • C:\ProgramData\SxS\Nv.exe
    "C:\ProgramData\SxS\Nv.exe" 200 0
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2308
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe 201 0
      2⤵
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2844
      • C:\Windows\SysWOW64\msiexec.exe
        C:\Windows\system32\msiexec.exe 209 2844
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:4024

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Nv.exe

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\Nv.exe
        • Size 46KB
        • SHA256 523d28df917f9d265cd2c0d38df26277bc56a535145100ed82e6f5fdeaae7256
        • MD5 SHA1 SHA512 SSDEEP

        NvSmartMax.dll

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\NvSmartMax.dll
        • Size 48KB
        • SHA256 9e4800663e62415d01f844195d8bae0be71a1bd14b9d4103c6dedb9266957837
        • MD5 SHA1 SHA512 SSDEEP

        NvSmartMax.dll.URL

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\NvSmartMax.dll.URL
        • Size 110KB
        • SHA256 d6ad656de945a3e4a8179bae85173bcdf986c85d8328d5e788a8a695faf1576b
        • MD5 SHA1 SHA512 SSDEEP

        memory/1368-19-0x0000000002100000-0x0000000002200000-memory.dmp

        memory/1368-21-0x0000000002090000-0x00000000020BC000-memory.dmp

        memory/1368-69-0x0000000002090000-0x00000000020BC000-memory.dmp

        memory/2308-46-0x00000000006C0000-0x00000000006EC000-memory.dmp

        memory/2308-45-0x00000000006C0000-0x00000000006EC000-memory.dmp

        memory/2844-75-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2844-47-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2844-60-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2844-62-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2844-59-0x00000000001D0000-0x00000000001D1000-memory.dmp

        memory/2844-48-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2844-61-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2844-63-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2844-64-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2844-77-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2844-76-0x0000000000A00000-0x0000000000A2C000-memory.dmp

        memory/2960-44-0x0000000002160000-0x000000000218C000-memory.dmp

        memory/2960-70-0x0000000002160000-0x000000000218C000-memory.dmp

        memory/2960-40-0x0000000002160000-0x000000000218C000-memory.dmp

        memory/4024-73-0x0000000002B90000-0x0000000002BBC000-memory.dmp

        memory/4024-72-0x00000000011A0000-0x00000000011A1000-memory.dmp

        memory/4024-71-0x0000000002B90000-0x0000000002BBC000-memory.dmp

        memory/4024-74-0x0000000002B90000-0x0000000002BBC000-memory.dmp