Overview

overview

10

Static

static

ea31b1c7f8...le.exe

windows7_x64

10

ea31b1c7f8...le.exe

windows10_x64

10

Sharing

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General

  • Target

    ea31b1c7f81c3030bcab03657d065ab08c8b1a4f30f7cbf69ce27b140f01f5f2.bin.sample

  • Size

    100KB

  • Sample

    210122-p8z6faksze

  • MD5

    f07a8ae71e1b610ac5d5b45bd2ba9e83

  • SHA1

    a1aaf30f7711b9180c1241c52a11805c468f3c6a

  • SHA256

    ea31b1c7f81c3030bcab03657d065ab08c8b1a4f30f7cbf69ce27b140f01f5f2

  • SHA512

    2a68453d3bd4b39b69af58759c2d909b6e0beb3b2dbdcbd27fc4f6a7642c773d7105b4a02d97ead6a12af5d6d33b322f827b5903ad6ee0cc94484a355f373a47

Score
10/10
evasionransomwaretrojanupx

Malware Config

Targets

    • Target

      ea31b1c7f81c3030bcab03657d065ab08c8b1a4f30f7cbf69ce27b140f01f5f2.bin.sample

    • Size

      100KB

    • MD5

      f07a8ae71e1b610ac5d5b45bd2ba9e83

    • SHA1

      a1aaf30f7711b9180c1241c52a11805c468f3c6a

    • SHA256

      ea31b1c7f81c3030bcab03657d065ab08c8b1a4f30f7cbf69ce27b140f01f5f2

    • SHA512

      2a68453d3bd4b39b69af58759c2d909b6e0beb3b2dbdcbd27fc4f6a7642c773d7105b4a02d97ead6a12af5d6d33b322f827b5903ad6ee0cc94484a355f373a47

    Score
    10/10
    evasionransomwaretrojanupx

    • Modifies firewall policy service

      evasion

    • UAC bypass

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • UPX packed file

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

      upx

    • Windows security modification

      evasiontrojan

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Enumerates physical storage devices

      Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

5
T1112

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Credential Access

Discovery

System Information Discovery

3
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks