Analysis

  • max time kernel
    87s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    02-07-2021 15:43

General

  • Target

    PDF.exe

  • Size

    807KB

  • MD5

    1032e6ffdbb406b3ee80d7c50989e2b5

  • SHA1

    fb63c770ba76d25f181be481acef62aa2cf5f82c

  • SHA256

    be38a69081db308b628205a8d3bf1053120da733b05f38ac497a295723d2b29f

  • SHA512

    bd5203164dd2a966c1db164f6d472615932a673d7be6105c5c36a130e1bb7582e4a9a479833ecbc102c36a5786ef1e459b8eec944beb8cdf51c763078a2923f3

Malware Config

Extracted

Family

warzonerat

C2

185.157.160.215:2211

Signatures

  • WarzoneRat, AveMaria

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

  • Warzone RAT Payload 3 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1908
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GrxeqzFZZljX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6840.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2260
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:2120

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp6840.tmp

      MD5

      323541b08987fa93549b2e5fd02a870d

      SHA1

      fce33e366560dfd864193cec5bb33eb30dc397ab

      SHA256

      146f855fe679743a87b94139f9c75e302a6cd1193f186d246002ce4b2d1e36e2

      SHA512

      8646d6ed075d034c4e79857547ec0ed59832306b975d25103612e8d9cf9220265ec8d4e014c7978f9b7dbc1d570e198b479999b0964abea00c7210b3e00cde5f

    • memory/1908-121-0x0000000005740000-0x00000000057DC000-memory.dmp

      Filesize

      624KB

    • memory/1908-123-0x0000000001710000-0x0000000001777000-memory.dmp

      Filesize

      412KB

    • memory/1908-118-0x0000000005920000-0x0000000005921000-memory.dmp

      Filesize

      4KB

    • memory/1908-119-0x00000000057B0000-0x00000000057B1000-memory.dmp

      Filesize

      4KB

    • memory/1908-120-0x0000000005A80000-0x0000000005A81000-memory.dmp

      Filesize

      4KB

    • memory/1908-114-0x0000000000D90000-0x0000000000D91000-memory.dmp

      Filesize

      4KB

    • memory/1908-122-0x000000000B2C0000-0x000000000D2BF000-memory.dmp

      Filesize

      32.0MB

    • memory/1908-117-0x0000000005D80000-0x0000000005D81000-memory.dmp

      Filesize

      4KB

    • memory/1908-124-0x00000000017B0000-0x00000000017DC000-memory.dmp

      Filesize

      176KB

    • memory/1908-116-0x00000000057E0000-0x00000000057E1000-memory.dmp

      Filesize

      4KB

    • memory/2120-128-0x0000000000405CE2-mapping.dmp

    • memory/2120-127-0x0000000000400000-0x0000000000554000-memory.dmp

      Filesize

      1.3MB

    • memory/2120-131-0x0000000000400000-0x0000000000554000-memory.dmp

      Filesize

      1.3MB

    • memory/2260-125-0x0000000000000000-mapping.dmp