Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-22_3c16b2af9e7d69a05beb77018e2b0853_cryptolocker

  • Size

    79KB

  • Sample

    240522-cxsq9ahd74

  • MD5

    3c16b2af9e7d69a05beb77018e2b0853

  • SHA1

    c22069e7960d1e8e9039047ef81a8602cdfb453d

  • SHA256

    5730260112813c0513757bc8782a73c26a12d971b4a2f8c1e0d27cb36ef7856f

  • SHA512

    6959736b7957cc449817bc2c18f41b0c79c38a6018c5ed7a251f46c1bf6ccc634c9f110efdc949a5fe6c2ca4e4e699cc3bc47cea2c41b78d369e2cf416e9d5e7

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRg:T6a+rdOOtEvwDpjNtF

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_3c16b2af9e7d69a05beb77018e2b0853_cryptolocker

    • Size

      79KB

    • MD5

      3c16b2af9e7d69a05beb77018e2b0853

    • SHA1

      c22069e7960d1e8e9039047ef81a8602cdfb453d

    • SHA256

      5730260112813c0513757bc8782a73c26a12d971b4a2f8c1e0d27cb36ef7856f

    • SHA512

      6959736b7957cc449817bc2c18f41b0c79c38a6018c5ed7a251f46c1bf6ccc634c9f110efdc949a5fe6c2ca4e4e699cc3bc47cea2c41b78d369e2cf416e9d5e7

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRg:T6a+rdOOtEvwDpjNtF

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • Detection of Cryptolocker Samples

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks