General

  • Target

    YT_Bot.exe

  • Size

    2.4MB

  • Sample

    240514-s7krdsdd85

  • MD5

    04f2679bb77721b9130be049bf9d37b8

  • SHA1

    5ab36346e37971cf53850faf964442b6330f9451

  • SHA256

    4f9ea4d924204eed91a7b78dd1ea384507277ae18aaa247e8aa076eb5ea22cb8

  • SHA512

    cf1e0e4504d59d867d80d41065b7f206b7928aae81d76ad681762a70fbd441a9f2d239a0ef9ef581c6736ddcd4878952a09382b4d2f494aaed654538e0d5c8cc

  • SSDEEP

    49152:CXjWphUswawH27MSJ7WZ4agjZbaHKgJZ6dEhBlbSkfzPs2sHAiinn:Q6HUdawH27hWZ4agtbsZ6+hBoJ2sHAi2

Malware Config

Targets

    • Target

      YT_Bot.exe

    • Size

      2.4MB

    • MD5

      04f2679bb77721b9130be049bf9d37b8

    • SHA1

      5ab36346e37971cf53850faf964442b6330f9451

    • SHA256

      4f9ea4d924204eed91a7b78dd1ea384507277ae18aaa247e8aa076eb5ea22cb8

    • SHA512

      cf1e0e4504d59d867d80d41065b7f206b7928aae81d76ad681762a70fbd441a9f2d239a0ef9ef581c6736ddcd4878952a09382b4d2f494aaed654538e0d5c8cc

    • SSDEEP

      49152:CXjWphUswawH27MSJ7WZ4agjZbaHKgJZ6dEhBlbSkfzPs2sHAiinn:Q6HUdawH27hWZ4agtbsZ6+hBoJ2sHAi2

    • Detect ZGRat V1

    • Process spawned unexpected child process

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

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Tasks