Analysis

  • max time kernel
    68s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    27/04/2021, 06:41

General

  • Target
    0240347f0a7e6318facda5d29103c2dba44ef0d45f76706cd5ade058a69c0c55.bin.exe
  • Size 5.1MB
  • Sample210427-b2eshqhfja
  • SHA256 0240347f0a7e6318facda5d29103c2dba44ef0d45f76706cd5ade058a69c0c55
  • MD5 SHA1 SHA512
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0240347f0a7e6318facda5d29103c2dba44ef0d45f76706cd5ade058a69c0c55.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\0240347f0a7e6318facda5d29103c2dba44ef0d45f76706cd5ade058a69c0c55.bin.exe"
    1⤵
    • Enumerates connected drives
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:860
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3280
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 4ED5BDD6397EB74D3DB2477589641B57 C
      2⤵
      • Loads dropped DLL
      PID:1516

Network

        MITRE ATT&CK Enterprise v6

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        Downloads