Overview

overview

10

Static

static

10

e043c9c475...85.exe

windows7_x64

10

e043c9c475...85.exe

windows10_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 00:51

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General

  • Target

    e043c9c475ce6a24337f7eb6a5359a0a23d9c33d2d69d14dc70d94b20276c685.exe

  • Size

    143KB

  • MD5

    f15cd1311e851792e6660dd527989ff5

  • SHA1

    71583cdda001972a96be863e73c5ab490f41cf90

  • SHA256

    e043c9c475ce6a24337f7eb6a5359a0a23d9c33d2d69d14dc70d94b20276c685

  • SHA512

    07f2dd86f340648f4a06da44ebcfa1897b1196411c05a002e085779224c7154e325bbafcdac1254a1bdc3e5c11579023d4804d639ea112d047d011c6a32b5710

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\e043c9c475ce6a24337f7eb6a5359a0a23d9c33d2d69d14dc70d94b20276c685.exe
    "C:\Users\Admin\AppData\Local\Temp\e043c9c475ce6a24337f7eb6a5359a0a23d9c33d2d69d14dc70d94b20276c685.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:536
    • 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:1156
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe Delete Shadows /All /Quiet
        3⤵
        • Interacts with shadow copies
        PID:816
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1812

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/536-54-0x00000000763B1000-0x00000000763B3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/536-56-0x0000000002030000-0x00000000020CF000-memory.dmp
    Filesize

    636KB

    Download
  • memory/536-57-0x0000000002220000-0x000000000234D000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/536-58-0x00000000003A0000-0x00000000003BF000-memory.dmp
    Filesize

    124KB

    Download
  • memory/536-59-0x00000000000F0000-0x00000000000FA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/536-60-0x0000000000100000-0x0000000000101000-memory.dmp
    Filesize

    4KB

    Download
  • memory/536-61-0x0000000000110000-0x0000000000111000-memory.dmp
    Filesize

    4KB

    Download
  • memory/536-62-0x0000000000160000-0x0000000000161000-memory.dmp
    Filesize

    4KB

    Download
  • memory/536-63-0x0000000000170000-0x0000000000176000-memory.dmp
    Filesize

    24KB

    Download
  • memory/536-64-0x0000000002630000-0x0000000002739000-memory.dmp
    Filesize

    1.0MB

    Download