Analysis

  • max time kernel
    109s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/11/2024, 10:41

General

  • Target
    f2293c63cafefb53048a347ba6f2b396e2691fa6722fb16925e245c2744280ebN.exe
  • Size 547KB
  • Sample241111-mrdegsydmd
  • SHA256 f2293c63cafefb53048a347ba6f2b396e2691fa6722fb16925e245c2744280eb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

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
  • Adds Run key to start application 2 TTPs 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\f2293c63cafefb53048a347ba6f2b396e2691fa6722fb16925e245c2744280ebN.exe
    "C:\Users\Admin\AppData\Local\Temp\f2293c63cafefb53048a347ba6f2b396e2691fa6722fb16925e245c2744280ebN.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Windows\Temp\1.exe
      "C:\Windows\Temp\1.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:776
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1624 -s 1304
      2⤵
      • Program crash
      PID:3264
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1624 -ip 1624
    1⤵
      PID:3680

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          1.exe

          • Path C:\Windows\Temp\1.exe
          • Size 136KB
          • SHA256 967d69ee61666a88719486692c18ba56a85516035b6b7dacfde589417d3b5c85
          • MD5 SHA1 SHA512 SSDEEP

          memory/776-2219-0x0000000074600000-0x0000000074DB0000-memory.dmp

          memory/776-2218-0x000000007460E000-0x000000007460F000-memory.dmp

          memory/776-2214-0x0000000001360000-0x00000000013AC000-memory.dmp

          memory/776-2213-0x0000000074600000-0x0000000074DB0000-memory.dmp

          memory/776-2212-0x00000000079F0000-0x0000000007A2C000-memory.dmp

          memory/776-2210-0x0000000007AC0000-0x0000000007BCA000-memory.dmp

          memory/776-2209-0x0000000007990000-0x00000000079A2000-memory.dmp

          memory/776-2208-0x0000000007EF0000-0x0000000008508000-memory.dmp

          memory/776-2207-0x000000007460E000-0x000000007460F000-memory.dmp

          memory/776-2206-0x0000000000C80000-0x0000000000CA8000-memory.dmp

          memory/1624-58-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-13-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-59-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-1-0x00000000008A0000-0x00000000009A0000-memory.dmp

          memory/1624-55-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-53-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-51-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-49-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-47-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-45-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-43-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-41-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-37-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-35-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-33-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-31-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-29-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-27-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-25-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-23-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-19-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-17-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-15-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-61-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-11-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-63-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-39-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-21-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-9-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-2193-0x00000000057B0000-0x00000000057DA000-memory.dmp

          memory/1624-2192-0x00000000008A0000-0x00000000009A0000-memory.dmp

          memory/1624-65-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-67-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-69-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-71-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-8-0x0000000004EF0000-0x0000000004F51000-memory.dmp

          memory/1624-7-0x0000000004EF0000-0x0000000004F56000-memory.dmp

          memory/1624-2211-0x00000000024C0000-0x000000000251C000-memory.dmp

          memory/1624-6-0x0000000005070000-0x0000000005614000-memory.dmp

          memory/1624-5-0x0000000004E80000-0x0000000004EE8000-memory.dmp

          memory/1624-4-0x0000000000400000-0x0000000000723000-memory.dmp

          memory/1624-2217-0x0000000000400000-0x0000000000723000-memory.dmp

          memory/1624-2216-0x0000000000400000-0x000000000045F000-memory.dmp

          memory/1624-3-0x0000000000400000-0x000000000045F000-memory.dmp

          memory/1624-2-0x00000000024C0000-0x000000000251C000-memory.dmp