Overview

overview

10

Static

static

Simo_Inqui...sx.exe

windows7_x64

10

Simo_Inqui...sx.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 11:56

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General

  • Target

    Simo_Inquiry_FOB_Order_9820_xlsx.exe

  • Size

    364KB

  • MD5

    0342184cac9b2ca27c3a3c31d6023e03

  • SHA1

    5b197ff923279eff595c2fb98864e1412f9832a9

  • SHA256

    ce9c44c710e184c6c140c81ea6c358e0d0455443c008ea5279fe031317c2879f

  • SHA512

    3775f5ab5f606ac22bc75b19120d26f6ec388b7f266d626f18dae53bd6ddd80457da531349c5607b476998d08c265365818dd6fdd5c62e705b83e6511ec36f42

Score
10/10
asyncratgod's mercyrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

GOD'S MERCY

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

  • pastebin_config

    https://pastebin.com/raw/reQxa5Ah

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

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

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Simo_Inquiry_FOB_Order_9820_xlsx.exe
    "C:\Users\Admin\AppData\Local\Temp\Simo_Inquiry_FOB_Order_9820_xlsx.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4876
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ACxnjoUC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp625.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4604
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3164

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp625.tmp
    Filesize

    1KB

    MD5

    e98a65e1a030cf5dec8e878486fc93db

    SHA1

    1bff61ba653da8dfd04a60092a108121ee09eb9e

    SHA256

    86d142390e81d3b4079a0bae213ab806b618fa9b239d4584b432d1f3373dce27

    SHA512

    77a3253cbd44bfb2aaec55ab3f20be69f0579d86893ea9cd203707969c0c82911fbb4400e787b035646f2156f1a73de17b2e1f097606b1119b6756300a9827ef

    Download Submit
  • memory/3164-138-0x0000000000000000-mapping.dmp
    Download
  • memory/3164-139-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/4604-136-0x0000000000000000-mapping.dmp
    Download
  • memory/4876-130-0x0000000000050000-0x00000000000B0000-memory.dmp
    Filesize

    384KB

    Download
  • memory/4876-131-0x0000000004A90000-0x0000000004B2C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/4876-132-0x00000000050E0000-0x0000000005684000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/4876-133-0x0000000004B30000-0x0000000004BC2000-memory.dmp
    Filesize

    584KB

    Download
  • memory/4876-134-0x0000000004A50000-0x0000000004A5A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/4876-135-0x0000000004D20000-0x0000000004D76000-memory.dmp
    Filesize

    344KB

    Download