General

  • Target

    yedek.xml

  • Size

    7KB

  • Sample

    240602-n6yveaca8w

  • MD5

    3fdc21b2b99426db56c194df2fb591b1

  • SHA1

    42393f6cbc562cb807b125d54c443152d06e2851

  • SHA256

    99c8b1d597050e4a4f6db6fc00f379777024547e11fbee6a291a04d05d5fa28c

  • SHA512

    e7a6b1021e0a9430d7343b3166645a0436d8e6eef20c929e5ffd35b67ea88bdcf0e98c2364cfa7ef930fe9f4c8ee79f3809a01d39539b7e7e3660213fc0c2cf6

  • SSDEEP

    96:ymgVCOGq1RB+lhOGT5g0YbLMFI1QKZYrc+L74g9GSmtqSWxgNl+JPKwwbJIaTnSq:ymgPT8z5cD3y4Ftq4XonwbJIabSZC5

Malware Config

Targets

    • Target

      yedek.xml

    • Size

      7KB

    • MD5

      3fdc21b2b99426db56c194df2fb591b1

    • SHA1

      42393f6cbc562cb807b125d54c443152d06e2851

    • SHA256

      99c8b1d597050e4a4f6db6fc00f379777024547e11fbee6a291a04d05d5fa28c

    • SHA512

      e7a6b1021e0a9430d7343b3166645a0436d8e6eef20c929e5ffd35b67ea88bdcf0e98c2364cfa7ef930fe9f4c8ee79f3809a01d39539b7e7e3660213fc0c2cf6

    • SSDEEP

      96:ymgVCOGq1RB+lhOGT5g0YbLMFI1QKZYrc+L74g9GSmtqSWxgNl+JPKwwbJIaTnSq:ymgPT8z5cD3y4Ftq4XonwbJIabSZC5

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Sets file execution options in registry

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Registers COM server for autorun

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

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

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Legitimate hosting services abused for malware hosting/C2

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

JavaScript

1
T1059.007

Persistence

Boot or Logon Autostart Execution

4
T1547

Registry Run Keys / Startup Folder

4
T1547.001

Browser Extensions

1
T1176

Privilege Escalation

Boot or Logon Autostart Execution

4
T1547

Registry Run Keys / Startup Folder

4
T1547.001

Defense Evasion

Modify Registry

7
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Discovery

Query Registry

8
T1012

System Information Discovery

8
T1082

Peripheral Device Discovery

2
T1120

Command and Control

Web Service

1
T1102

Tasks