Analysis

  • max time kernel
    28s
  • max time network
    85s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    30-11-2020 11:30

General

  • Target

    6d8cc0362985a67099da3641ca7d85be0e69a809e0e9a735a88c97917950f58d.exe

  • Size

    766KB

  • MD5

    5fc941cada98dda764b01273ed8c1cb7

  • SHA1

    a0cb4240c9c9f789e588565cce4900f1486b10c9

  • SHA256

    6d8cc0362985a67099da3641ca7d85be0e69a809e0e9a735a88c97917950f58d

  • SHA512

    c92eec5d9167c5253142941b7e39271472c56eb64ebdff59897916a9f7e4e67a353b4d70b2dc729800a25616654adbac784fbdfc72195aa9e1c0398ce9e1f8af

Score
10/10

Malware Config

Signatures

  • RedLine

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

  • RedLine Payload 4 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d8cc0362985a67099da3641ca7d85be0e69a809e0e9a735a88c97917950f58d.exe
    "C:\Users\Admin\AppData\Local\Temp\6d8cc0362985a67099da3641ca7d85be0e69a809e0e9a735a88c97917950f58d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:736
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1532
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\selfDel.bat" "
        3⤵
          PID:512
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 736 -s 1768
        2⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:996

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\selfDel.bat

      MD5

      4900a74937d6b1ad7b57ae06c373039a

      SHA1

      20ba8ef7104c96e2d24c177dc08257f574dd23a0

      SHA256

      26a8e326ea1aba506a0d99a8a737470b0f7167292f04c559fd1d9e60991d3a3a

      SHA512

      75936cb939ad9b91e5285402afb07119d59ffd09719b9425ac300828c1c00dc7be0d1a3725cc6b32c2275404b92547ca333c1ebf01e27124749f197302f45d0b

    • memory/512-21-0x0000000000000000-mapping.dmp

    • memory/736-2-0x0000000074390000-0x0000000074A7E000-memory.dmp

      Filesize

      6.9MB

    • memory/736-3-0x0000000001330000-0x0000000001331000-memory.dmp

      Filesize

      4KB

    • memory/736-5-0x0000000000410000-0x0000000000435000-memory.dmp

      Filesize

      148KB

    • memory/736-6-0x0000000000660000-0x000000000068C000-memory.dmp

      Filesize

      176KB

    • memory/736-7-0x00000000004B0000-0x00000000004C0000-memory.dmp

      Filesize

      64KB

    • memory/736-8-0x00000000005C0000-0x00000000005C1000-memory.dmp

      Filesize

      4KB

    • memory/996-17-0x0000000001E40000-0x0000000001E51000-memory.dmp

      Filesize

      68KB

    • memory/996-16-0x0000000000000000-mapping.dmp

    • memory/996-20-0x0000000002780000-0x0000000002791000-memory.dmp

      Filesize

      68KB

    • memory/1532-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/1532-13-0x0000000074390000-0x0000000074A7E000-memory.dmp

      Filesize

      6.9MB

    • memory/1532-12-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/1532-10-0x000000000042013E-mapping.dmp

    • memory/1532-9-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB