Analysis

  • max time kernel
    92s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/12/2023, 15:58

General

  • Target
    file.exe
  • Size 516KB
  • Sample231221-tegppsdec7
  • SHA256 573829010e86ad1c19fb478ccdb0a422759afe038664cc7de2e41ae6f5d4d196
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • work28.7

C2
  • 194.33.191.102:21751

Signatures

  • Detect ZGRat V1 1 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2068
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 884
      2⤵
      • Program crash
      PID:960
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2172 -ip 2172
    1⤵
      PID:2652

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2068-12-0x00000000050E0000-0x00000000051EA000-memory.dmp

          memory/2068-11-0x0000000005DF0000-0x0000000006408000-memory.dmp

          memory/2068-22-0x0000000074FF0000-0x00000000757A0000-memory.dmp

          memory/2068-4-0x0000000000400000-0x0000000000452000-memory.dmp

          memory/2068-20-0x0000000007510000-0x0000000007560000-memory.dmp

          memory/2068-19-0x0000000006FE0000-0x000000000750C000-memory.dmp

          memory/2068-8-0x0000000004D70000-0x0000000004E02000-memory.dmp

          memory/2068-7-0x0000000074FF0000-0x00000000757A0000-memory.dmp

          memory/2068-10-0x0000000004F30000-0x0000000004F3A000-memory.dmp

          memory/2068-13-0x0000000005010000-0x0000000005022000-memory.dmp

          memory/2068-18-0x00000000068E0000-0x0000000006AA2000-memory.dmp

          memory/2068-6-0x0000000005220000-0x00000000057C4000-memory.dmp

          memory/2068-9-0x0000000004D00000-0x0000000004D10000-memory.dmp

          memory/2068-14-0x0000000005070000-0x00000000050AC000-memory.dmp

          memory/2068-15-0x00000000057D0000-0x000000000581C000-memory.dmp

          memory/2068-17-0x0000000005A20000-0x0000000005A86000-memory.dmp

          memory/2172-16-0x0000000074FF0000-0x00000000757A0000-memory.dmp

          memory/2172-1-0x0000000074FF0000-0x00000000757A0000-memory.dmp

          memory/2172-0-0x00000000003D0000-0x0000000000458000-memory.dmp

          memory/2172-2-0x0000000000F80000-0x0000000000F90000-memory.dmp

          memory/2172-3-0x0000000000F70000-0x0000000000F71000-memory.dmp

          memory/2172-5-0x0000000000F70000-0x0000000000F71000-memory.dmp