Overview

overview

10

Static

static

10

b82a70c7c5...3c.exe

windows7_x64

10

b82a70c7c5...3c.exe

windows10_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 01:14

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General

  • Target

    b82a70c7c55ef2b951666b320adcb684a66fb6c1ebe24b56d2cc51edca510f3c.exe

  • Size

    164KB

  • MD5

    ba03ba79cc94a3987b0a479431a335e1

  • SHA1

    1f61e3b72171e8328b698e1ae6c7e2f6d507d200

  • SHA256

    b82a70c7c55ef2b951666b320adcb684a66fb6c1ebe24b56d2cc51edca510f3c

  • SHA512

    15fb435a013b95879fd5950418ead840098f1e496f8b5df7966ae2814850a21364302200ed7043d6d028f05d930c083e4f191e78e971bc9af49394f229cbebf5

Score
10/10
sodinokibiransomware

Malware Config

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

    ransomwaresodinokibi
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • 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.

    ransomware
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b82a70c7c55ef2b951666b320adcb684a66fb6c1ebe24b56d2cc51edca510f3c.exe
    "C:\Users\Admin\AppData\Local\Temp\b82a70c7c55ef2b951666b320adcb684a66fb6c1ebe24b56d2cc51edca510f3c.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:808
    • 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:1736
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:876
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1160

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Deletion

2
T1107

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Replay Monitor

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Downloads

  • memory/808-54-0x00000000754B1000-0x00000000754B3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/808-56-0x00000000020D0000-0x000000000216F000-memory.dmp
    Filesize

    636KB

    Download
  • memory/808-57-0x0000000002170000-0x000000000229D000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/808-58-0x0000000001C30000-0x0000000001C4F000-memory.dmp
    Filesize

    124KB

    Download
  • memory/808-59-0x0000000002540000-0x0000000002649000-memory.dmp
    Filesize

    1.0MB

    Download
  • memory/808-61-0x00000000001C0000-0x00000000001C1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/808-63-0x00000000001E0000-0x00000000001E1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/808-64-0x00000000002C0000-0x00000000002C6000-memory.dmp
    Filesize

    24KB

    Download
  • memory/808-62-0x00000000001D0000-0x00000000001D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/808-60-0x00000000001B0000-0x00000000001BA000-memory.dmp
    Filesize

    40KB

    Download