Analysis

  • max time kernel
    140s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-06-2024 08:26

General

  • Target

    8b0d6fa7c6440dc7f932c00911cb7b67f19af21cee5ed46b5f5970008e20cd76_NeikiAnalytics.exe

  • Size

    68KB

  • MD5

    f285bb29b6e4476df16c5dca03df7e30

  • SHA1

    3a2d1d3600487aefc3839f8873a3a388d8417fba

  • SHA256

    8b0d6fa7c6440dc7f932c00911cb7b67f19af21cee5ed46b5f5970008e20cd76

  • SHA512

    adfedad4d0476f0cc3b6eb5b1a51699f60ec0c72ad42740174594773f4e91ab2bf1f2e5782cac2c34ced3d76054cb0edb4e9aeb17290a3b17f6a33d31d8a7433

  • SSDEEP

    1536:ah2S7CNP4d+okkGbbXwwf0Q7X/7PeZVclN:ah2S7jdDGbbXFPKzY

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

2.0.0

Botnet

Default

C2

webwhatsapp.cc:65503

Mutex

ShiningForceRatMutex_cs_cs_cs

Attributes
  • delay

    1

  • install

    true

  • install_file

    wps.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Async RAT payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\8b0d6fa7c6440dc7f932c00911cb7b67f19af21cee5ed46b5f5970008e20cd76_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\8b0d6fa7c6440dc7f932c00911cb7b67f19af21cee5ed46b5f5970008e20cd76_NeikiAnalytics.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:640
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "wps" /tr '"C:\Users\Admin\AppData\Roaming\wps.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5080
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "wps" /tr '"C:\Users\Admin\AppData\Roaming\wps.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4940
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp538E.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4304
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:3024
      • C:\Users\Admin\AppData\Roaming\wps.exe
        "C:\Users\Admin\AppData\Roaming\wps.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1500

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp538E.tmp.bat

    Filesize

    147B

    MD5

    532c875503ce6d22291ae87f7db5e644

    SHA1

    643a77273178d30958b20140a38e4315667a2b66

    SHA256

    95352ef0ef235947a8009faadec3793becfb6386eb0c4848089127293e165d17

    SHA512

    ea24939d05e41357e77ab8f92a97085a783e1b528bd3181ac4398b51e6f65dfb5c83e6ffb58d03cfeca32bf39760d6a0a7550618bea26b69592d5107b9af5acb

  • C:\Users\Admin\AppData\Roaming\wps.exe

    Filesize

    68KB

    MD5

    f285bb29b6e4476df16c5dca03df7e30

    SHA1

    3a2d1d3600487aefc3839f8873a3a388d8417fba

    SHA256

    8b0d6fa7c6440dc7f932c00911cb7b67f19af21cee5ed46b5f5970008e20cd76

    SHA512

    adfedad4d0476f0cc3b6eb5b1a51699f60ec0c72ad42740174594773f4e91ab2bf1f2e5782cac2c34ced3d76054cb0edb4e9aeb17290a3b17f6a33d31d8a7433

  • memory/640-1-0x00000000003C0000-0x00000000003D6000-memory.dmp

    Filesize

    88KB

  • memory/640-0-0x00007FFEF97C3000-0x00007FFEF97C5000-memory.dmp

    Filesize

    8KB

  • memory/640-2-0x00007FFEF97C0000-0x00007FFEFA281000-memory.dmp

    Filesize

    10.8MB

  • memory/640-7-0x00007FFEF97C0000-0x00007FFEFA281000-memory.dmp

    Filesize

    10.8MB