General

  • Target

    bad.docx

  • Size

    10KB

  • Sample

    230118-r3lmfsba97

  • MD5

    7818486ac86d9e339c78c637319bcf0d

  • SHA1

    03c4bbfed5eb789ab69ffe0724c4f5ae8532850f

  • SHA256

    dff468b73da99e8cf124bea61b6a154b9d3bf716301db54b6df0b7af30450c7d

  • SHA512

    e5a0d0679eade2e103e1b85260c883c8bbc313cb382e6eace9876aadfcd365a04a94b7a35c343ace7d5d2dcc5603df3c40b23a7024336301460e4099de61e54c

  • SSDEEP

    192:ScIMmtP8ar5G/bfIdTOtznamWBX8ex6y3+LN:SPXt4ATOtznosM+5

Malware Config

Extracted

Rule
Microsoft Office WebSettings Relationship
C2

http://000000000000000000000000000000000000000000@3119963302/_--00_o___o00_-oo-___---0-o_o0-__________o0o-__________/jgggjjdfgjdfjghjfdggsahfhfghf.doc

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alwethba.com
  • Port:
    587
  • Username:
    wissam@alwethba.com
  • Password:
    BI21Awe7zW
  • Email To:
    juanfragae@yandex.com
C2

https://api.telegram.org/bot5814180506:AAFpVfxl9CBszzsUeg8FTylBwiTKUc4g3lA/sendMessage?chat_id=5056270248

Targets

    • Target

      bad.docx

    • Size

      10KB

    • MD5

      7818486ac86d9e339c78c637319bcf0d

    • SHA1

      03c4bbfed5eb789ab69ffe0724c4f5ae8532850f

    • SHA256

      dff468b73da99e8cf124bea61b6a154b9d3bf716301db54b6df0b7af30450c7d

    • SHA512

      e5a0d0679eade2e103e1b85260c883c8bbc313cb382e6eace9876aadfcd365a04a94b7a35c343ace7d5d2dcc5603df3c40b23a7024336301460e4099de61e54c

    • SSDEEP

      192:ScIMmtP8ar5G/bfIdTOtznamWBX8ex6y3+LN:SPXt4ATOtznosM+5

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Abuses OpenXML format to download file from external location

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Exploitation for Client Execution

1
T1203

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks