Analysis

  • max time kernel
    150s
  • 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
    23-05-2024 06:52

General

  • Target

    8c07110e7456b184a2009199f5adba90_NeikiAnalytics.exe

  • Size

    74KB

  • MD5

    8c07110e7456b184a2009199f5adba90

  • SHA1

    c30e8f19d3eddf941e2b622dc0a211c46211f9b2

  • SHA256

    9d879d5db065bb5f76079a4b9fbbb5d0b4ebb66a1a0f58666e2795564c884108

  • SHA512

    83ea5dd5eeab6680fc90b79f83e6e11d861511efd4332be42992ddb7f2887641ef0410607fb7afe1726698adb0968a256b29be0b3f441d2521dac81c93d85e23

  • SSDEEP

    1536:jUyccxAYZCV6PMVTfxreL2+I6H1b+93oW7Qzc+LVclN:jUjcxAS66PMVdhyH1b+hoW7QXBY

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

146.70.34.130:7812

Mutex

teeh

Attributes
  • delay

    1

  • install

    true

  • install_file

    Windows Defender Security Service.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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 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\8c07110e7456b184a2009199f5adba90_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\8c07110e7456b184a2009199f5adba90_NeikiAnalytics.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4684
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Windows Defender Security Service" /tr '"C:\Users\Admin\AppData\Roaming\Windows Defender Security Service.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3112
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Windows Defender Security Service" /tr '"C:\Users\Admin\AppData\Roaming\Windows Defender Security Service.exe"'
        3⤵
        • Creates scheduled task(s)
        PID:548
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5CE5.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4884
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:3684
      • C:\Users\Admin\AppData\Roaming\Windows Defender Security Service.exe
        "C:\Users\Admin\AppData\Roaming\Windows Defender Security Service.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1244

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5CE5.tmp.bat
    Filesize

    177B

    MD5

    5dc4cc672c60b67981b0de8d6a0b4585

    SHA1

    bde66c87de15a22b1b1f7bba7c7581db3ab39692

    SHA256

    82369aa9b619c72d023f1ec99398617226ecea1d829417c07901209754a686f5

    SHA512

    b10fd3e61be2ee19a2007e5358090e0b1c31d798b371f834d51e9d0fc927cd5eec44750480bcff2cec905e4c709cc3e12f88d93f628763d4ecba389458f1082d

  • C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf
    Filesize

    8B

    MD5

    cf759e4c5f14fe3eec41b87ed756cea8

    SHA1

    c27c796bb3c2fac929359563676f4ba1ffada1f5

    SHA256

    c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

    SHA512

    c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

  • C:\Users\Admin\AppData\Roaming\Windows Defender Security Service.exe
    Filesize

    74KB

    MD5

    8c07110e7456b184a2009199f5adba90

    SHA1

    c30e8f19d3eddf941e2b622dc0a211c46211f9b2

    SHA256

    9d879d5db065bb5f76079a4b9fbbb5d0b4ebb66a1a0f58666e2795564c884108

    SHA512

    83ea5dd5eeab6680fc90b79f83e6e11d861511efd4332be42992ddb7f2887641ef0410607fb7afe1726698adb0968a256b29be0b3f441d2521dac81c93d85e23

  • memory/4684-0-0x00007FFFBA453000-0x00007FFFBA455000-memory.dmp
    Filesize

    8KB

  • memory/4684-1-0x0000000000730000-0x0000000000748000-memory.dmp
    Filesize

    96KB

  • memory/4684-3-0x00007FFFBA450000-0x00007FFFBAF11000-memory.dmp
    Filesize

    10.8MB

  • memory/4684-8-0x00007FFFBA450000-0x00007FFFBAF11000-memory.dmp
    Filesize

    10.8MB