Overview

overview

9

Static

static

7e415d5a1b...31.exe

windows7_x64

9

7e415d5a1b...31.exe

windows10_x64

9

Sharing

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General

  • Target

    7e415d5a1b1235491cb698eb14817d31.exe

  • Size

    43KB

  • Sample

    200724-b5zwteacds

  • MD5

    7e415d5a1b1235491cb698eb14817d31

  • SHA1

    ca1a94c1be4e51da577e51957428263ca9c0c0ab

  • SHA256

    a7e27cc38a39ff242da39d05e04b95ea9b656829dfe2e90e8226351da8813d7d

  • SHA512

    6c97b54c6b9d7e82f9be371773ffdafa2fbd59b967d4597e737f3b4249215c662403d3f0f8e3527c129334105ff4ce46397b1aed8d4f4ff49a8032b50bc01303

Score
10/10
exorcistpersistenceransomware

Malware Config

Targets

    • Target

      7e415d5a1b1235491cb698eb14817d31.exe

    • Size

      43KB

    • MD5

      7e415d5a1b1235491cb698eb14817d31

    • SHA1

      ca1a94c1be4e51da577e51957428263ca9c0c0ab

    • SHA256

      a7e27cc38a39ff242da39d05e04b95ea9b656829dfe2e90e8226351da8813d7d

    • SHA512

      6c97b54c6b9d7e82f9be371773ffdafa2fbd59b967d4597e737f3b4249215c662403d3f0f8e3527c129334105ff4ce46397b1aed8d4f4ff49a8032b50bc01303

    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