General

  • Target

    New Order.PDF.exe

  • Size

    1.4MB

  • Sample

    230610-l4hz3aef44

  • MD5

    221a7d979449a273c52f5b366c9e0fa3

  • SHA1

    c1431c053fc93b26649515be2c50412be5d53131

  • SHA256

    a5490f7978dc607068fbe21efd1095cf679defebf7044b93db0456c31ce279f7

  • SHA512

    7cc1c62033edfa450d6204cf80a09662373fb36d77e27ae0582f933cbdf27143106068446235362f1224bd059dff755d3959cd387a5323823bc028cfbd212841

  • SSDEEP

    24576:lTbBv5rUFcDJvGnna/O6ZNqmSEF9SvXeMi0j8x+B5A4d7UGOQ8Ox+4O4OkBrUj:PBHJvGnaJZcmSvXeMdj8xyxb/x+44Sr0

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5725545513:AAF0ULWHvMJTLlnqMYoWe0CkOpQ7zVO0wLI/sendMessage?chat_id=5738281136

Targets

    • Target

      New Order.PDF.exe

    • Size

      1.4MB

    • MD5

      221a7d979449a273c52f5b366c9e0fa3

    • SHA1

      c1431c053fc93b26649515be2c50412be5d53131

    • SHA256

      a5490f7978dc607068fbe21efd1095cf679defebf7044b93db0456c31ce279f7

    • SHA512

      7cc1c62033edfa450d6204cf80a09662373fb36d77e27ae0582f933cbdf27143106068446235362f1224bd059dff755d3959cd387a5323823bc028cfbd212841

    • SSDEEP

      24576:lTbBv5rUFcDJvGnna/O6ZNqmSEF9SvXeMi0j8x+B5A4d7UGOQ8Ox+4O4OkBrUj:PBHJvGnaJZcmSvXeMdj8xyxb/x+44Sr0

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • 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

Command-Line Interface

1
T1059

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks