Overview

overview

10

Static

static

10

2024-04-26...er.exe

windows7-x64

9

2024-04-26...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-26_d13168c02101855a5f4b782f56e83952_cryptolocker

  • Size

    52KB

  • Sample

    240426-w6ncnsae41

  • MD5

    d13168c02101855a5f4b782f56e83952

  • SHA1

    0780b3a2faa55cf5d0ebd1284fc9d1487677665e

  • SHA256

    4c08959816d4d0a3c5e42d6179887004b8a3df443d787173b8de2af28f845d53

  • SHA512

    129946ca65683f7b7281070aa36c27d3d8073b1d40bf82204f022975878378cc2c2060628e0731624682d0f199fa83e166b37017c8599ad36371158d05c39e5e

  • SSDEEP

    768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO46:z6QFElP6n+gKmddpMOtEvwDpj31i46

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-26_d13168c02101855a5f4b782f56e83952_cryptolocker

    • Size

      52KB

    • MD5

      d13168c02101855a5f4b782f56e83952

    • SHA1

      0780b3a2faa55cf5d0ebd1284fc9d1487677665e

    • SHA256

      4c08959816d4d0a3c5e42d6179887004b8a3df443d787173b8de2af28f845d53

    • SHA512

      129946ca65683f7b7281070aa36c27d3d8073b1d40bf82204f022975878378cc2c2060628e0731624682d0f199fa83e166b37017c8599ad36371158d05c39e5e

    • SSDEEP

      768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO46:z6QFElP6n+gKmddpMOtEvwDpj31i46

    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