Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    26/12/2020, 08:08

General

  • Target
    uHAHxir7cFIdUqL.exe
  • Size 1.2MB
  • Sample201226-almex3d3bn
  • SHA256 c973d5e41c51df55c3b09912bd981cd4872c3a65869f298ffb281db49ba1bc2a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • warzonerat

C2
  • 79.134.225.71:8044

Signatures

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT Payload 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uHAHxir7cFIdUqL.exe
    "C:\Users\Admin\AppData\Local\Temp\uHAHxir7cFIdUqL.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:476
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kymfSKXOrlFnk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFED8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1692
    • C:\Users\Admin\AppData\Local\Temp\uHAHxir7cFIdUqL.exe
      "C:\Users\Admin\AppData\Local\Temp\uHAHxir7cFIdUqL.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1456
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe"
        3⤵
          PID:296

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/296-17-0x00000000001B0000-0x00000000001B1000-memory.dmp

          memory/296-16-0x00000000001C0000-0x00000000001C1000-memory.dmp

          memory/476-3-0x0000000000E30000-0x0000000000E31000-memory.dmp

          memory/476-5-0x0000000000420000-0x0000000000427000-memory.dmp

          memory/476-6-0x0000000004370000-0x00000000043C7000-memory.dmp

          memory/476-7-0x00000000008E0000-0x00000000008E1000-memory.dmp

          memory/476-9-0x0000000000BE0000-0x0000000000C1A000-memory.dmp

          memory/476-2-0x0000000073F20000-0x000000007460E000-memory.dmp

          memory/1456-12-0x0000000000400000-0x0000000000554000-memory.dmp

          memory/1456-14-0x0000000000400000-0x0000000000554000-memory.dmp