Resubmissions

15-10-2022 22:26

221015-2ckbtagec3 8

15-10-2022 22:06

221015-1z52csgcgk 7

Analysis

  • max time kernel
    91s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-10-2022 22:06

General

  • Target

    9ed0f76449bbc6d5d6db12dfc527740c072436c4379248855729321032d91bb7.exe

  • Size

    162KB

  • MD5

    b08793eadfa6dd535f68e4f67c43e5c0

  • SHA1

    f952c86957f37022ce8ba1cab0c02fb262b74f76

  • SHA256

    9ed0f76449bbc6d5d6db12dfc527740c072436c4379248855729321032d91bb7

  • SHA512

    62ad843c1c98dd270bddba6ff73022e2eae00ff5fcebb93b51e1b63da21fc1ae3124e11c063c655e8c3a13dda070bc25c9db20efbda556a397a294f49a9b3f63

  • SSDEEP

    3072:fnhp3kRaJdl8kLz7AuICdiRgrJpBPEg/GXib7VkR4OatVj:f3audlbcdRKJpBPEg/GXib6i

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ed0f76449bbc6d5d6db12dfc527740c072436c4379248855729321032d91bb7.exe
    "C:\Users\Admin\AppData\Local\Temp\9ed0f76449bbc6d5d6db12dfc527740c072436c4379248855729321032d91bb7.exe"
    1⤵
    • Checks computer location settings
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4724
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C timeout 5 & del "C:\Users\Admin\AppData\Local\Temp\9ed0f76449bbc6d5d6db12dfc527740c072436c4379248855729321032d91bb7.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4860
      • C:\Windows\SysWOW64\timeout.exe
        timeout 5
        3⤵
        • Delays execution with timeout.exe
        PID:1240

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Replay Monitor

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Downloads

  • memory/1240-135-0x0000000000000000-mapping.dmp
  • memory/4724-132-0x0000000074E40000-0x00000000753F1000-memory.dmp
    Filesize

    5.7MB

  • memory/4724-134-0x0000000074E40000-0x00000000753F1000-memory.dmp
    Filesize

    5.7MB

  • memory/4860-133-0x0000000000000000-mapping.dmp