Overview

overview

10

Static

static

3

58cbb88d66...97.exe

windows7-x64

10

58cbb88d66...97.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    30-03-2024 19:47

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General

  • Target

    58cbb88d66fa9414dea87d5f801e34c0bffe1a1dadf5d579ecd57b22b0806f97.exe

  • Size

    390KB

  • MD5

    0d0777308a101c3f1c581456edf1430e

  • SHA1

    cd291eb3a623d22cf5e1dffa074c25ee6faf1f2a

  • SHA256

    58cbb88d66fa9414dea87d5f801e34c0bffe1a1dadf5d579ecd57b22b0806f97

  • SHA512

    53658701ecd98b88f37951fd8d289f96e99a06b0dee673d10fd49fdd9d2b61d536df41cfa77f386a389709e9f5add9e88378a05b8f3baf834955c0fae3739c48

  • SSDEEP

    6144:EWmw0EuCN0pLWgTO3x5N22vWvLRKKAX5l++SybIvCcVEpSkg:EWkEuCaNT85I2vCMX5l+ZRvnVEpw

Score
10/10
cryptolockerpersistenceransomware

Malware Config

Signatures

  • CryptoLocker

    Ransomware family with multiple variants.

    ransomwarecryptolocker
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\58cbb88d66fa9414dea87d5f801e34c0bffe1a1dadf5d579ecd57b22b0806f97.exe
    "C:\Users\Admin\AppData\Local\Temp\58cbb88d66fa9414dea87d5f801e34c0bffe1a1dadf5d579ecd57b22b0806f97.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
      "C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" "/rC:\Users\Admin\AppData\Local\Temp\58cbb88d66fa9414dea87d5f801e34c0bffe1a1dadf5d579ecd57b22b0806f97.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2844
      • C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
        "C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" /w000000C8
        3⤵
        • Executes dropped EXE
        PID:2540

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

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

  • C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe
    Filesize

    390KB

    MD5

    0d0777308a101c3f1c581456edf1430e

    SHA1

    cd291eb3a623d22cf5e1dffa074c25ee6faf1f2a

    SHA256

    58cbb88d66fa9414dea87d5f801e34c0bffe1a1dadf5d579ecd57b22b0806f97

    SHA512

    53658701ecd98b88f37951fd8d289f96e99a06b0dee673d10fd49fdd9d2b61d536df41cfa77f386a389709e9f5add9e88378a05b8f3baf834955c0fae3739c48

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