Resubmissions

24-01-2023 13:50

230124-q5b1csca58 10

24-01-2023 13:46

230124-q2y1qaca48 10

24-11-2022 17:20

221124-vwk9wscd91 10

Analysis

  • max time kernel
    28s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-01-2023 13:46

General

  • Target

    f484f919ba6e36ff33e4fb391b8859a94d89c172a465964f99d6113b55ced429.exe

  • Size

    2.9MB

  • MD5

    df0b88dafe7a65295f99e69a67db9e1b

  • SHA1

    db3163a09eb33ff4370ad162a05f4b2584a20456

  • SHA256

    f484f919ba6e36ff33e4fb391b8859a94d89c172a465964f99d6113b55ced429

  • SHA512

    2206969d222882dd8b7e3e5671311462266277d699e08e3016a7b3781b17390e8dd11956d8aaecae996a2c16227d7b2390eb84b9b8df26e39ffe8f38d5b76fbd

  • SSDEEP

    49152:cDVwASOLGtlqrRIU6i9+vazNqQlJZP1BMU2thA8mNtNCiJlrRUFcJ7HIPcLzkw5c:wm+GaNqqJJ12vlZol8cJ7rc3

Score
9/10

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\f484f919ba6e36ff33e4fb391b8859a94d89c172a465964f99d6113b55ced429.exe
    "C:\Users\Admin\AppData\Local\Temp\f484f919ba6e36ff33e4fb391b8859a94d89c172a465964f99d6113b55ced429.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1184
    • C:\Windows\System32\vssadmin.exe
      delete shadows /all /quiet
      2⤵
      • Interacts with shadow copies
      PID:1220
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:972

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Deletion

2
T1107

Impact

Inhibit System Recovery

2
T1490

Replay Monitor

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Downloads

  • memory/1220-54-0x0000000000000000-mapping.dmp