Overview

overview

10

Static

static

3d39e48c0c...4f.exe

windows7-x64

10

3d39e48c0c...4f.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    170s
  • max time network
    210s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 00:18

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General

  • Target

    3d39e48c0c93c6e8be50793088b64dda9795a9f431c0e674e3c8c95c386a304f.exe

  • Size

    224KB

  • MD5

    15f5f3242e21413b330fefe9f6af247a

  • SHA1

    b28e3732622559afe23d13a14a86a17d3e855e49

  • SHA256

    3d39e48c0c93c6e8be50793088b64dda9795a9f431c0e674e3c8c95c386a304f

  • SHA512

    54b75b4615531beb163d62e9ee14c902a37d96b21255f6f423f9020c3879e8fc81164910c0ebfd4e2608a2a22d1bae885f2737f548188e16260277e00ca3559c

  • SSDEEP

    3072:kXyqNsMoBuBiZ8ZVpl2mclbj4Uvx+8ysNOu+2eRcKksU61JkkX39RLrw4ySKUba9:7qN5Iep4LnbmlrZW

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 29 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d39e48c0c93c6e8be50793088b64dda9795a9f431c0e674e3c8c95c386a304f.exe
    "C:\Users\Admin\AppData\Local\Temp\3d39e48c0c93c6e8be50793088b64dda9795a9f431c0e674e3c8c95c386a304f.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4488
    • C:\Users\Admin\quuwoe.exe
      "C:\Users\Admin\quuwoe.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4220

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\quuwoe.exe
    Filesize

    224KB

    MD5

    5ae09960ced64373467e37a13b6f816e

    SHA1

    f9aa605324ac7d98d8c9c85c19551e86ebdb115c

    SHA256

    2cd05b3849202102e77d1f8b25cef89eab0ea97cbf82b476a396532820ef7eab

    SHA512

    b1d2a3cdfa37fbc9e365bb3f98e5940d9c51e608456f6178b7091b2a36a355f4bd52d9ecf49e36e457b6a65b33bad2e6ef4b0e00f2cf19c1b7f12fb106293fd0

    Download Submit
  • C:\Users\Admin\quuwoe.exe
    Filesize

    224KB

    MD5

    5ae09960ced64373467e37a13b6f816e

    SHA1

    f9aa605324ac7d98d8c9c85c19551e86ebdb115c

    SHA256

    2cd05b3849202102e77d1f8b25cef89eab0ea97cbf82b476a396532820ef7eab

    SHA512

    b1d2a3cdfa37fbc9e365bb3f98e5940d9c51e608456f6178b7091b2a36a355f4bd52d9ecf49e36e457b6a65b33bad2e6ef4b0e00f2cf19c1b7f12fb106293fd0

    Download Submit
  • memory/4220-134-0x0000000000000000-mapping.dmp
    Download