Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

Sharing

Copy URL
Twitter E-mail

General

  • Target

    2024-05-22_8e8b6c95518ad4f140f3a584468b1223_cryptolocker

  • Size

    55KB

  • Sample

    240522-c51rtshh51

  • MD5

    8e8b6c95518ad4f140f3a584468b1223

  • SHA1

    f523c9b0ad9862a6f092e69e99db4b03559ead00

  • SHA256

    212f596b4d26b1b188ad1e08f552e035fa24a51bda350087a127fb05c3debdf5

  • SHA512

    efc0188aebde4d4b979ab371800377eca43d4258b5f9d1b009bc380223d2e639c7d684195173c5de93164831765b5571694f2fde4cf6f86d6668395473b9610f

  • SSDEEP

    768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlr:bP9g/xtCS3Dxx0w

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_8e8b6c95518ad4f140f3a584468b1223_cryptolocker

    • Size

      55KB

    • MD5

      8e8b6c95518ad4f140f3a584468b1223

    • SHA1

      f523c9b0ad9862a6f092e69e99db4b03559ead00

    • SHA256

      212f596b4d26b1b188ad1e08f552e035fa24a51bda350087a127fb05c3debdf5

    • SHA512

      efc0188aebde4d4b979ab371800377eca43d4258b5f9d1b009bc380223d2e639c7d684195173c5de93164831765b5571694f2fde4cf6f86d6668395473b9610f

    • SSDEEP

      768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlr:bP9g/xtCS3Dxx0w

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • 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