Analysis

  • max time kernel
    126s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/11/2022, 03:30

General

  • Target
    file.exe
  • Size 1.4MB
  • Sample221105-d2gp8adch5
  • SHA256 e67ce2f27ec2d2a4814f4af2a14ccdf6340b1a06936a67d1a23b854343a6230a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • 1310

C2
  • 79.137.192.57:48771

Attributes
  • auth_value

    feb5f5c29913f32658637e553762a40e

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 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:1544
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:97444
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1544 -s 94800
      2⤵
      • Program crash
      PID:97576
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1544 -ip 1544
    1⤵
      PID:97532
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k netsvcs -p
      1⤵
      • Drops file in System32 directory
      • Checks processor information in registry
      • Enumerates system info in registry
      PID:97876

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/97444-133-0x0000000000340000-0x0000000000368000-memory.dmp

          memory/97444-138-0x0000000005920000-0x0000000005F38000-memory.dmp

          memory/97444-139-0x00000000072B0000-0x00000000073BA000-memory.dmp

          memory/97444-140-0x00000000071A0000-0x00000000071B2000-memory.dmp

          memory/97444-141-0x0000000007200000-0x000000000723C000-memory.dmp

          memory/97444-142-0x00000000053E0000-0x0000000005446000-memory.dmp

          memory/97444-143-0x00000000054F0000-0x0000000005582000-memory.dmp

          memory/97444-144-0x00000000082C0000-0x0000000008864000-memory.dmp

          memory/97444-145-0x0000000005590000-0x0000000005606000-memory.dmp

          memory/97444-146-0x0000000005610000-0x0000000005660000-memory.dmp

          memory/97444-147-0x0000000007FE0000-0x00000000081A2000-memory.dmp

          memory/97444-148-0x0000000008DA0000-0x00000000092CC000-memory.dmp