Overview

overview

9

Static

static

fa4c4ac8b9...e8.exe

windows7_x64

9

fa4c4ac8b9...e8.exe

windows10_x64

9

Sharing

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General

  • Target

    fa4c4ac8b9c1b14951ae8add855f34e8.exe

  • Size

    43KB

  • Sample

    200724-kfjg2xf1b2

  • MD5

    fa4c4ac8b9c1b14951ae8add855f34e8

  • SHA1

    c5049dbdee3aaaf3a794edda02554789a25389bf

  • SHA256

    bf6e5f9d060ebc5bb70144ca6e795bfc249c6590ab9f45e258ec9b5f3d49eeb6

  • SHA512

    6d9d53cc430ea73684ec3c2e739d7dc01b7ce601a4a9073b77baf39d1f3e25ccc6d3f50a2e9b8bbaa275b8045cac370163d4e5a6a98aa736ca2c69b9820cee37

Score
10/10
exorcistpersistenceransomware

Malware Config

Targets

    • Target

      fa4c4ac8b9c1b14951ae8add855f34e8.exe

    • Size

      43KB

    • MD5

      fa4c4ac8b9c1b14951ae8add855f34e8

    • SHA1

      c5049dbdee3aaaf3a794edda02554789a25389bf

    • SHA256

      bf6e5f9d060ebc5bb70144ca6e795bfc249c6590ab9f45e258ec9b5f3d49eeb6

    • SHA512

      6d9d53cc430ea73684ec3c2e739d7dc01b7ce601a4a9073b77baf39d1f3e25ccc6d3f50a2e9b8bbaa275b8045cac370163d4e5a6a98aa736ca2c69b9820cee37

    Score
    10/10
    ransomwareexorcistpersistence

    • Exorcist

      Ransomware-as-a-service which avoids infecting machines in CIS nations. First seen in mid-2020.

      ransomwareexorcist

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Deletes itself

    • Enumerates connected drives

    • Modifies service

      persistence

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

File Deletion

2
T1107

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Defacement

1
T1491

Tasks