Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-23_01531e7bd4fedebfe831ab2ba708d5ee_cryptolocker

  • Size

    78KB

  • Sample

    240523-ctsbbaad5t

  • MD5

    01531e7bd4fedebfe831ab2ba708d5ee

  • SHA1

    16dd0b24012b7e198ca96ba577d0745ad924e8e9

  • SHA256

    4abefca220a5eafc65e39a3b3e7ddfb0211177c7cd618c1a5996e1e4983db161

  • SHA512

    24a4451ea125140d9e7c1031e79c021ad1f0f16594751cd89b4b1671f7afc23d70d926575a96a24693f3b8bd98aba84194e0834edb5fc2c90121d509f18eff70

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1FN:T6a+rdOOtEvwDpjNtHPc

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_01531e7bd4fedebfe831ab2ba708d5ee_cryptolocker

    • Size

      78KB

    • MD5

      01531e7bd4fedebfe831ab2ba708d5ee

    • SHA1

      16dd0b24012b7e198ca96ba577d0745ad924e8e9

    • SHA256

      4abefca220a5eafc65e39a3b3e7ddfb0211177c7cd618c1a5996e1e4983db161

    • SHA512

      24a4451ea125140d9e7c1031e79c021ad1f0f16594751cd89b4b1671f7afc23d70d926575a96a24693f3b8bd98aba84194e0834edb5fc2c90121d509f18eff70

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1FN:T6a+rdOOtEvwDpjNtHPc

    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