Overview

overview

10

Static

static

10

a2715f4fe9...8a.exe

windows7_x64

10

a2715f4fe9...8a.exe

windows10_x64

10

Analysis

  • max time kernel
    162s
  • max time network
    176s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24-01-2022 01:26

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General

  • Target

    a2715f4fe971766681c17ccd0e045f87f7b09d4d57adb99601078ea5c8bbf68a.exe

  • Size

    159KB

  • MD5

    89b21e0bdc3be808c42a82e17372b4c6

  • SHA1

    6a19a7205c51dc59938b0264f173eeb1815ff4e1

  • SHA256

    a2715f4fe971766681c17ccd0e045f87f7b09d4d57adb99601078ea5c8bbf68a

  • SHA512

    22449634409904eda5f312266afb6f3200e35a1177222be0bc505b6bec2accc5ad3cef3ba43b17c2d2947f6b6f694ba7bc0b3fe825488365565b7972465354b4

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2715f4fe971766681c17ccd0e045f87f7b09d4d57adb99601078ea5c8bbf68a.exe
    "C:\Users\Admin\AppData\Local\Temp\a2715f4fe971766681c17ccd0e045f87f7b09d4d57adb99601078ea5c8bbf68a.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1300
    • 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:3468
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:3972
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2916

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1300-119-0x0000000000F90000-0x0000000000F91000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1300-118-0x0000000000F60000-0x0000000000F83000-memory.dmp
    Filesize

    140KB

    Download
  • memory/1300-120-0x0000000000FA0000-0x0000000000FA1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1300-121-0x0000000000FF0000-0x0000000000FF1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1300-122-0x00000000026C0000-0x00000000026C6000-memory.dmp
    Filesize

    24KB

    Download