Analysis

  • max time kernel
    131s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2024 22:06

General

  • Target

    51921d13908bd84b1c8fbdd77e6e29d4359ce0fc40857f6f0ad15b1b6ee74730.exe

  • Size

    248KB

  • MD5

    74b6b35627f6453d787f1c7ea3b9ec33

  • SHA1

    a9282e204443fed6e0be28e8e2dfe7c927706428

  • SHA256

    51921d13908bd84b1c8fbdd77e6e29d4359ce0fc40857f6f0ad15b1b6ee74730

  • SHA512

    da3758d999b7a593987aa8e9d708b0b3215a442dc1f3470a81f3ddc221b7875d6c9ecb1c53fce5e7ee795a20e7267d21e8fac804089bb1b65e838c0ed9530996

  • SSDEEP

    3072:W1jGFFPBsryKxPUBnIZ/C9FUYHwKLLgQmsbVVTjC3r7wcLl2byii5DzrIlu:ug3iPUZIAFUYHDPaQVXC3xR2/iNo

Malware Config

Extracted

Family

redline

C2

135.181.173.163:4323

Attributes
  • auth_value

    a909e2aaecf96137978fea4f86400b9b

Signatures

  • RedLine

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

  • RedLine payload 3 IoCs
  • Redline family
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\51921d13908bd84b1c8fbdd77e6e29d4359ce0fc40857f6f0ad15b1b6ee74730.exe
    "C:\Users\Admin\AppData\Local\Temp\51921d13908bd84b1c8fbdd77e6e29d4359ce0fc40857f6f0ad15b1b6ee74730.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2924
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 144
      2⤵
      • Program crash
      PID:536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2092-0-0x00000000000DB000-0x00000000000DD000-memory.dmp

    Filesize

    8KB

  • memory/2924-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2924-9-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

  • memory/2924-8-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

  • memory/2924-2-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

  • memory/2924-1-0x0000000000400000-0x0000000000432000-memory.dmp

    Filesize

    200KB

  • memory/2924-10-0x000000007431E000-0x000000007431F000-memory.dmp

    Filesize

    4KB

  • memory/2924-11-0x000000007431E000-0x000000007431F000-memory.dmp

    Filesize

    4KB