Overview

overview

10

Static

static

8

45d044f0b4...2f.doc

windows7-x64

10

45d044f0b4...2f.doc

windows10-2004-x64

10

Sharing

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General

  • Target

    45d044f0b47e5b2f56cd81fd9e615e2b9960cdef3a4a9c69e11d014b4bb1d32f

  • Size

    191KB

  • Sample

    221127-n2zk5sab41

  • MD5

    cf75c33403bad87a59b0161576779ba2

  • SHA1

    e4131593e9be8b994b49241cd2700479ddbfdab1

  • SHA256

    45d044f0b47e5b2f56cd81fd9e615e2b9960cdef3a4a9c69e11d014b4bb1d32f

  • SHA512

    79f9a2753e3076cd5febbdfb438c6f98c718c10190a7663c4140d9ddc635db10c4ea0981867b67f0188064a3d18b4bfcb46c1b6ac859eebc501ec1cdfe53a3a8

  • SSDEEP

    3072:yI6bftBVxtWBhOSBw3GMPfY98JfZmKP7uasFMakqYTfcIh+2oALNZCiZm8:yI6bftnxtZSBC498JzP7XsqakRTfc6+e

Score
10/10
macro

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://www.2fs.com.au/tmp/rkn.exe

Targets

    • Target

      45d044f0b47e5b2f56cd81fd9e615e2b9960cdef3a4a9c69e11d014b4bb1d32f

    • Size

      191KB

    • MD5

      cf75c33403bad87a59b0161576779ba2

    • SHA1

      e4131593e9be8b994b49241cd2700479ddbfdab1

    • SHA256

      45d044f0b47e5b2f56cd81fd9e615e2b9960cdef3a4a9c69e11d014b4bb1d32f

    • SHA512

      79f9a2753e3076cd5febbdfb438c6f98c718c10190a7663c4140d9ddc635db10c4ea0981867b67f0188064a3d18b4bfcb46c1b6ac859eebc501ec1cdfe53a3a8

    • SSDEEP

      3072:yI6bftBVxtWBhOSBw3GMPfY98JfZmKP7uasFMakqYTfcIh+2oALNZCiZm8:yI6bftnxtZSBC498JzP7XsqakRTfc6+e

    Score
    10/10

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks