Analysis

  • max time kernel
    124s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    28-01-2022 18:58

General

  • Target

    aca0b96126c813b0d29d6fbff9175f8ca62ff2ec6eed83bff76a73ae717cfcb8.dll

  • Size

    131KB

  • MD5

    1ef3f352d97ba827f446f6e8708aa054

  • SHA1

    eb910b00ff92247044ae7c3006c8946b912f798b

  • SHA256

    aca0b96126c813b0d29d6fbff9175f8ca62ff2ec6eed83bff76a73ae717cfcb8

  • SHA512

    cc58d395b38fe2908a5a6c58ef8a53eadf434ef27eafed19f6564d9cad04761575e0d8c0d1d68a5ee94edf066365d7fee2737c0e76ee4326c73dfee1c7f6b91d

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\aca0b96126c813b0d29d6fbff9175f8ca62ff2ec6eed83bff76a73ae717cfcb8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\aca0b96126c813b0d29d6fbff9175f8ca62ff2ec6eed83bff76a73ae717cfcb8.dll,#1
      2⤵
      • Enumerates connected drives
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:2852
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 684
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:644

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Replay Monitor

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Downloads