Overview

overview

10

Static

static

10

117fc30c25...64.exe

windows7-x64

9

117fc30c25...64.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    14-11-2023 03:15

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General

  • Target

    117fc30c25b1f28cd923b530ab9f91a0a818925b0b89b8bc9a7f820a9e630464.exe

  • Size

    7.7MB

  • MD5

    a7ab0969bf6641cd0c7228ae95f6d217

  • SHA1

    002971b6d178698bf7930b5b89c201750d80a07e

  • SHA256

    117fc30c25b1f28cd923b530ab9f91a0a818925b0b89b8bc9a7f820a9e630464

  • SHA512

    7e1cce428e3b80b60635c354801af6e86354c9437ba7a661ca6a922c17057a16439a97d1ea11873eb359c05018df9eb6040b72fa97b30cf4d04cae56bf052b8a

  • SSDEEP

    49152:mwHittZSrb/TjvO90dL3BmAFd4A64nsfJTGNHltPgQjre0Q2hEsj2kcR9RsU/2LU:mwUs3dfC2at9kDXdmG55wuzZqGdE

Score
9/10
persistenceransomware

Malware Config

Signatures

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
    1⤵
      PID:820
    • C:\Users\Admin\AppData\Local\Temp\117fc30c25b1f28cd923b530ab9f91a0a818925b0b89b8bc9a7f820a9e630464.exe
      "C:\Users\Admin\AppData\Local\Temp\117fc30c25b1f28cd923b530ab9f91a0a818925b0b89b8bc9a7f820a9e630464.exe"
      1⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2260
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2984
        • C:\Windows\system32\vssadmin.exe
          vssadmin.exe delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:3040
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2956

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Indicator Removal

    2
    T1070

    File Deletion

    2
    T1070.004

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Inhibit System Recovery

    2
    T1490

    Resource Development

    Reconnaissance

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/820-3-0x00000000001A0000-0x00000000001A1000-memory.dmp
      Filesize

      4KB

      Download