Overview

overview

10

Static

static

10

2024-04-03...er.exe

windows7-x64

9

2024-04-03...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-03_0b500c4cf5d852cf98ee446d796fd790_cryptolocker

  • Size

    57KB

  • Sample

    240403-hgescaag68

  • MD5

    0b500c4cf5d852cf98ee446d796fd790

  • SHA1

    9a9839708e58045056f6516c42d67ec86822199f

  • SHA256

    f0d792bddd5be43e5fbad949e43408bb655b3aab6ecce50a16101257385d8db1

  • SHA512

    7a77530be484a557955f6c0bf8af2f4e6099c95c063a5a80785ca8191c073c5d530a63c863aba1cb47405bfb66ae06a9568e97f0001a894c45ccf5421a0ddeea

  • SSDEEP

    768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpy5D2:zj+soPSMOtEvwDpj4y62

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-03_0b500c4cf5d852cf98ee446d796fd790_cryptolocker

    • Size

      57KB

    • MD5

      0b500c4cf5d852cf98ee446d796fd790

    • SHA1

      9a9839708e58045056f6516c42d67ec86822199f

    • SHA256

      f0d792bddd5be43e5fbad949e43408bb655b3aab6ecce50a16101257385d8db1

    • SHA512

      7a77530be484a557955f6c0bf8af2f4e6099c95c063a5a80785ca8191c073c5d530a63c863aba1cb47405bfb66ae06a9568e97f0001a894c45ccf5421a0ddeea

    • SSDEEP

      768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpy5D2:zj+soPSMOtEvwDpj4y62

    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

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks