General

  • Target

    MT_054_1017_037XLS.rar

  • Size

    88KB

  • Sample

    240702-l6wc6s1epr

  • MD5

    882ba81c6ea18d9a5ab4b8d515efcbfe

  • SHA1

    f452d12e5a8f3d2d79bc9a10e48ae3214dac001c

  • SHA256

    0193ca7d65b1dfed6cda29b786e484adc6d29ff7ba0ab902231e5dceacad98b3

  • SHA512

    93e6688e341a6733628f86df99df4d848967ba59cd1c59b9a19eae43c20acc785ce52b460ca02012de53b80386ba73267feb60b23883735ba9c466b107cfdcb4

  • SSDEEP

    1536:TP8b/zukZqSDn6usRVvF9MUAJlt14UbvzU5aLnuAp0oQW+CqClJE2KyMfVKZ:TkvukESb6uAlg9lt1TbrU4uApANClJE6

Malware Config

Extracted

Family

snakekeylogger

Credentials

Targets

    • Target

      MT_054_1017_037XLS.exe

    • Size

      208KB

    • MD5

      0c56b0d3c8f8d03c10f6ed2ff5d0ce0c

    • SHA1

      b39448128f388b5cebe49a0eb5cb1683ee335157

    • SHA256

      c0fc9128f7fe827ee7191be9c1d14a010304a8b9e8da343152e5ef1e0f4447ac

    • SHA512

      de51d1ab1a0df95a511279a369a57c21633301774cf7a3e8ab28f6906e56c511d2001cd76ad04bdf01e170048c5fe9aab8f259de4c1933c6a9ef209fda83fc1d

    • SSDEEP

      3072:wbQw54d0TZ0tShFwUPnS21mQbnc+BR0pKREX/WONBuwrhmc7U1iIyxpIhNXOXca1:DpdUZ0tu6uwrhmAZcrFsnLAg

    • 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.

    • 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 v13

Execution

Command and Scripting Interpreter

1
T1059

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks