Overview

overview

10

Static

static

10

xueSatPQMUFH.exe

windows7-x64

10

xueSatPQMUFH.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    136s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-03-2023 23:29

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General

  • Target

    xueSatPQMUFH.exe

  • Size

    138KB

  • MD5

    a771f2894d94322a49b0ce2e14493a3e

  • SHA1

    63cd63601410fe6be499a9102cbbd6c675e72f56

  • SHA256

    150c06bc4cba9064302fb96f2b3565f433b43847b6d59448ce15b9024e6c9b0a

  • SHA512

    ab75a88fbc2a8fd5320fdddb525af9a70c3553fa33b967545d4491a0ecd2e24869caeea49fdd7324d4ed666c42b8f5444c474056dddda0746af135bb97478765

  • SSDEEP

    3072:6bvA5mz7Bqh1v59Y08mAjs0Ltel+qOeJHlpV8b+Y/Yd:6bv4S7BqjjYHdrqkL/

Score
10/10
arrowratag35pwpersistencerat

Malware Config

Extracted

Family

arrowrat

Botnet

AG35PW

C2

androidmedallo.duckdns.org:1338

Mutex

ZD2651

Signatures

  • ArrowRat

    Remote access tool with various capabilities first seen in late 2021.

    ratarrowrat
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 22 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of FindShellTrayWindow 51 IoCs
  • Suspicious use of SendNotifyMessage 23 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\xueSatPQMUFH.exe
    "C:\Users\Admin\AppData\Local\Temp\xueSatPQMUFH.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4100
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      2⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1280
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" AG35PW androidmedallo.duckdns.org 1338 ZD2651
      2⤵
        PID:4960
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1056
    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2716

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133225361587077232.txt
      Filesize

      75KB

      MD5

      65019a5db517d9fb830d8a57406a03ea

      SHA1

      817faf2ffe8461f653519e7bd96e7ee75021c891

      SHA256

      3ae88b3a99e6b785bdb44760790bc03ac722ef5b673ad5b3ca49b5cc5eecf84f

      SHA512

      bcc985d3fa48efcbb4a334b1a341a6686ef6c69f237d6d9bdcd9885696d148519ab824b9150194d783cb03189c1cc00a483f1b73ebce323f1f6a303a05b8ea62

      Download Submit

    • memory/1280-148-0x0000000002AC0000-0x0000000002AC1000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2716-159-0x000001E7E9020000-0x000001E7E9040000-memory.dmp

      Filesize

      128KB

      Download

    • memory/2716-156-0x000001E7E89D0000-0x000001E7E89F0000-memory.dmp

      Filesize

      128KB

      Download

    • memory/2716-154-0x000001E7E8C20000-0x000001E7E8C40000-memory.dmp

      Filesize

      128KB

      Download

    • memory/4100-133-0x000002BD7D9E0000-0x000002BD7DA08000-memory.dmp

      Filesize

      160KB

      Download

    • memory/4960-138-0x0000000005300000-0x000000000539C000-memory.dmp

      Filesize

      624KB

      Download

    • memory/4960-146-0x0000000005240000-0x0000000005250000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4960-143-0x0000000006330000-0x0000000006380000-memory.dmp

      Filesize

      320KB

      Download

    • memory/4960-140-0x0000000006070000-0x00000000060D6000-memory.dmp

      Filesize

      408KB

      Download

    • memory/4960-139-0x0000000005A50000-0x0000000005FF4000-memory.dmp

      Filesize

      5.6MB

      Download

    • memory/4960-137-0x0000000005260000-0x00000000052F2000-memory.dmp

      Filesize

      584KB

      Download

    • memory/4960-134-0x0000000000400000-0x0000000000416000-memory.dmp

      Filesize

      88KB

      Download

    • memory/4960-292-0x0000000005240000-0x0000000005250000-memory.dmp

      Filesize

      64KB

      Download