Analysis

  • max time kernel
    138s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 10:17

General

  • Target
    eaa7becc44c26c1d802981d439fc436c34cbd399a891886c5c65fcc21d7372b7.exe
  • Size 574KB
  • Sample241109-mbcs1sserp
  • SHA256 eaa7becc44c26c1d802981d439fc436c34cbd399a891886c5c65fcc21d7372b7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • gena

C2
  • 185.161.248.73:4164

Attributes
  • auth_value

    d05bf43eef533e262271449829751d07

Signatures

  • RedLine

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

  • RedLine payload 3 IoCs
  • Redline family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eaa7becc44c26c1d802981d439fc436c34cbd399a891886c5c65fcc21d7372b7.exe
    "C:\Users\Admin\AppData\Local\Temp\eaa7becc44c26c1d802981d439fc436c34cbd399a891886c5c65fcc21d7372b7.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1396
    • C:\Windows\Temp\1.exe
      "C:\Windows\Temp\1.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4796
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1396 -s 1408
      2⤵
      • Program crash
      PID:3624
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1396 -ip 1396
    1⤵
      PID:3016

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          1.exe

          • Path C:\Windows\Temp\1.exe
          • Size 168KB
          • SHA256 8a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
          • MD5 SHA1 SHA512 SSDEEP

          memory/1396-23-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-2155-0x00000000058A0000-0x00000000058D2000-memory.dmp

          memory/1396-4-0x0000000000400000-0x0000000000835000-memory.dmp

          memory/1396-5-0x0000000002890000-0x00000000028F8000-memory.dmp

          memory/1396-6-0x0000000005120000-0x00000000056C4000-memory.dmp

          memory/1396-7-0x00000000056D0000-0x0000000005736000-memory.dmp

          memory/1396-29-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-71-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-67-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-65-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-63-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-61-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-57-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-55-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-53-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-51-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-49-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-45-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-43-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-41-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-39-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-37-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-35-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-33-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-31-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-27-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-3-0x0000000000400000-0x000000000045E000-memory.dmp

          memory/1396-2179-0x0000000000400000-0x000000000045E000-memory.dmp

          memory/1396-2180-0x0000000000400000-0x0000000000835000-memory.dmp

          memory/1396-19-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-69-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-17-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-59-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-15-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-13-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-47-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-11-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-9-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-8-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-2154-0x0000000000880000-0x0000000000980000-memory.dmp

          memory/1396-25-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-2-0x0000000002590000-0x00000000025EB000-memory.dmp

          memory/1396-21-0x00000000056D0000-0x0000000005730000-memory.dmp

          memory/1396-2173-0x0000000002590000-0x00000000025EB000-memory.dmp

          memory/1396-1-0x0000000000880000-0x0000000000980000-memory.dmp

          memory/4796-2170-0x00000000010C0000-0x00000000010C6000-memory.dmp

          memory/4796-2172-0x0000000005160000-0x000000000526A000-memory.dmp

          memory/4796-2168-0x0000000000710000-0x000000000073E000-memory.dmp

          memory/4796-2169-0x000000007462E000-0x000000007462F000-memory.dmp

          memory/4796-2175-0x00000000050B0000-0x00000000050EC000-memory.dmp

          memory/4796-2176-0x0000000074620000-0x0000000074DD0000-memory.dmp

          memory/4796-2177-0x00000000050F0000-0x000000000513C000-memory.dmp

          memory/4796-2174-0x0000000005050000-0x0000000005062000-memory.dmp

          memory/4796-2171-0x0000000005670000-0x0000000005C88000-memory.dmp

          memory/4796-2181-0x000000007462E000-0x000000007462F000-memory.dmp

          memory/4796-2182-0x0000000074620000-0x0000000074DD0000-memory.dmp