Analysis

  • max time kernel
    47s
  • max time network
    71s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    04/08/2021, 19:46

General

  • Target
    ef37310304476618b4f4bf9b22697683.exe
  • Size 358KB
  • Sample210804-bdcnrlmcvn
  • SHA256 6b3fe1557cf507b4e43bec902d01f492a217bfe535dd03e9f612f7cafccb17bd
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • redline

Botnet
  • 423423423

C2
  • qumaranero.xyz:80

Signatures

  • RedLine

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

  • RedLine Payload 3 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef37310304476618b4f4bf9b22697683.exe
    "C:\Users\Admin\AppData\Local\Temp\ef37310304476618b4f4bf9b22697683.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:652
    • C:\Users\Admin\AppData\Local\Temp\ef37310304476618b4f4bf9b22697683.exe
      C:\Users\Admin\AppData\Local\Temp\ef37310304476618b4f4bf9b22697683.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2388

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/652-116-0x0000000005350000-0x0000000005351000-memory.dmp

        memory/652-117-0x0000000004D00000-0x0000000004D01000-memory.dmp

        memory/652-118-0x0000000002670000-0x0000000002702000-memory.dmp

        memory/652-119-0x0000000002700000-0x0000000002701000-memory.dmp

        memory/652-120-0x0000000002770000-0x0000000002791000-memory.dmp

        memory/652-114-0x00000000003D0000-0x00000000003D1000-memory.dmp

        memory/2388-127-0x00000000057D0000-0x00000000057D1000-memory.dmp

        memory/2388-126-0x0000000005DC0000-0x0000000005DC1000-memory.dmp

        memory/2388-121-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/2388-128-0x0000000005830000-0x0000000005831000-memory.dmp

        memory/2388-129-0x0000000005870000-0x0000000005871000-memory.dmp

        memory/2388-130-0x00000000057B0000-0x0000000005DB6000-memory.dmp

        memory/2388-131-0x0000000005B10000-0x0000000005B11000-memory.dmp

        memory/2388-132-0x0000000006A00000-0x0000000006A01000-memory.dmp

        memory/2388-133-0x0000000007100000-0x0000000007101000-memory.dmp

        memory/2388-134-0x0000000006C40000-0x0000000006C41000-memory.dmp

        memory/2388-136-0x0000000006F00000-0x0000000006F01000-memory.dmp

        memory/2388-138-0x00000000077B0000-0x00000000077B1000-memory.dmp