Analysis

  • max time kernel
    174s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 07:59

General

  • Target

    17d153a225ea04a229862875795eeec0adb8c3e2769ba0e05073baaf86850467.exe

  • Size

    164KB

  • MD5

    ca337c7130eef4f4ff8e8a4a8ec28647

  • SHA1

    28558e35d3f9af01fe438eba7fba1c38201c86de

  • SHA256

    17d153a225ea04a229862875795eeec0adb8c3e2769ba0e05073baaf86850467

  • SHA512

    60b9b7841a942a6bcb700872b6ff1353fd282a7b318d6ac8d47e419573978aff43c961436a2fdb6a076e81545ef9759e7848fdc9eaa5a571638ab19d666a1c1c

Score
10/10

Malware Config

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17d153a225ea04a229862875795eeec0adb8c3e2769ba0e05073baaf86850467.exe
    "C:\Users\Admin\AppData\Local\Temp\17d153a225ea04a229862875795eeec0adb8c3e2769ba0e05073baaf86850467.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3732
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c vssadmin.exe Delete Shadows /All /Quiet & bcdedit /set {default} recoveryenabled No & bcdedit /set {default} bootstatuspolicy ignoreallfailures
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2312
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:4088
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3900

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Deletion

2
T1107

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Impact

Inhibit System Recovery

2
T1490

Replay Monitor

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Downloads