Overview

overview

10

Static

static

10

e9862583e0...de.exe

windows7-x64

10

e9862583e0...de.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-04-2023 02:09

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General

  • Target

    e9862583e03d49e791f0aaabb974ba4054cea75a57fec9660b59dd3342cd65de.exe

  • Size

    48KB

  • MD5

    f66940a7ab4f7db4534b0da7a155741d

  • SHA1

    3b0ec707455c8c0b2a465a386b68634b41afe4e2

  • SHA256

    e9862583e03d49e791f0aaabb974ba4054cea75a57fec9660b59dd3342cd65de

  • SHA512

    1ab6588d07b77e852265285e8b86c598638823628d03759e2f116455bce3adf628165eb79eee6517d3f3227879009e72d7de69086e0e16a98f4d492b3b354063

  • SSDEEP

    768:2duRtILkWAA+jiYH/lDB2Oaig8Yblge1+A8aLfRvEgK/JYBVc6KN:2duNoYH/l92OSzbifoJnkJYBVclN

Score
10/10
asyncratsystemrat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

System

C2

147.185.221.180:1491

Mutex

llfesnjkqacrdhbtbu

Attributes
  • delay

    1

  • install

    true

  • install_file

    THASUPREMETROJAN.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

    ratasyncrat
  • Async RAT payload 3 IoCs
    rat
  • 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). 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
  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9862583e03d49e791f0aaabb974ba4054cea75a57fec9660b59dd3342cd65de.exe
    "C:\Users\Admin\AppData\Local\Temp\e9862583e03d49e791f0aaabb974ba4054cea75a57fec9660b59dd3342cd65de.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3180
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "THASUPREMETROJAN" /tr '"C:\Users\Admin\AppData\Roaming\THASUPREMETROJAN.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4920
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "THASUPREMETROJAN" /tr '"C:\Users\Admin\AppData\Roaming\THASUPREMETROJAN.exe"'
        3⤵
        • Creates scheduled task(s)
        PID:4864
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6B90.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1356
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:1968
      • C:\Users\Admin\AppData\Roaming\THASUPREMETROJAN.exe
        "C:\Users\Admin\AppData\Roaming\THASUPREMETROJAN.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4212

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

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6B90.tmp.bat
    Filesize

    160B

    MD5

    346fb8783be5ad636a33db5bc0631cec

    SHA1

    c6df8845f37f0661a68026bff83b913fe4714d2a

    SHA256

    d2940d404a5a7b1f51289f1840e226d4566c44419e9ce2c9b18d8b0691f86dd2

    SHA512

    0e35052aa1eca9f0fff062a263714acdb9194b134491173cf5f3434599005d4f7a7d938bf6b73ec3762f0ec4533bcc1e38caf2d6c7e2d974bc64cdef6e14a1a9

    Download Submit
  • C:\Users\Admin\AppData\Roaming\THASUPREMETROJAN.exe
    Filesize

    48KB

    MD5

    f66940a7ab4f7db4534b0da7a155741d

    SHA1

    3b0ec707455c8c0b2a465a386b68634b41afe4e2

    SHA256

    e9862583e03d49e791f0aaabb974ba4054cea75a57fec9660b59dd3342cd65de

    SHA512

    1ab6588d07b77e852265285e8b86c598638823628d03759e2f116455bce3adf628165eb79eee6517d3f3227879009e72d7de69086e0e16a98f4d492b3b354063

    Download Submit
  • C:\Users\Admin\AppData\Roaming\THASUPREMETROJAN.exe
    Filesize

    48KB

    MD5

    f66940a7ab4f7db4534b0da7a155741d

    SHA1

    3b0ec707455c8c0b2a465a386b68634b41afe4e2

    SHA256

    e9862583e03d49e791f0aaabb974ba4054cea75a57fec9660b59dd3342cd65de

    SHA512

    1ab6588d07b77e852265285e8b86c598638823628d03759e2f116455bce3adf628165eb79eee6517d3f3227879009e72d7de69086e0e16a98f4d492b3b354063

    Download Submit
  • memory/3180-133-0x0000000000DF0000-0x0000000000E02000-memory.dmp
    Filesize

    72KB

    Download
  • memory/3180-134-0x000000001C720000-0x000000001C730000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4212-143-0x00000000022B0000-0x00000000022C0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4212-144-0x00000000022B0000-0x00000000022C0000-memory.dmp
    Filesize

    64KB

    Download