Analysis

  • max time kernel
    64s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    01-07-2021 12:43

General

  • Target

    JOB-in.line e.K.- Purchase Order 19600396 & 19600397.xlsx.exe

  • Size

    782KB

  • MD5

    851835c0488a22e389e2ce7793f3cb02

  • SHA1

    afb6572bc1e6e2f0a76a677bca60b146f50d3bd7

  • SHA256

    8a1ceb6687babe6ab82a38ca344d1092a7fc9bd6dbaf3420a3311c50131928ef

  • SHA512

    60fc9ffca1f2790288bb9dd60ca4a8a5eaff42a48f5a5c6ccb59efb319be862af0b699e71a7d0522cb24a5b36dcd8b9c783d31c7eadee0ebdae9b6e5df836e8e

Malware Config

Extracted

Family

warzonerat

C2

13.82.24.228:5918

Signatures

  • WarzoneRat, AveMaria

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

  • Warzone RAT Payload 3 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 use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JOB-in.line e.K.- Purchase Order 19600396 & 19600397.xlsx.exe
    "C:\Users\Admin\AppData\Local\Temp\JOB-in.line e.K.- Purchase Order 19600396 & 19600397.xlsx.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:800
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WINOrJPgVkjJzB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp60DE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1332
    • C:\Users\Admin\AppData\Local\Temp\JOB-in.line e.K.- Purchase Order 19600396 & 19600397.xlsx.exe
      "C:\Users\Admin\AppData\Local\Temp\JOB-in.line e.K.- Purchase Order 19600396 & 19600397.xlsx.exe"
      2⤵
        PID:3508

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp60DE.tmp

      MD5

      24c08e945b4dca1ed295c702c2d27194

      SHA1

      106feb3f6e08746612ff0f4ff9eea74d9254009e

      SHA256

      1ca16fd2a29f6cde8306ca3620ecfdec0998da4af15f7056a52bb931b4d14342

      SHA512

      0f5a054b7d05026928beb5d0d561a677d87bda6232b19707a8dec3fa376d9789c88827c817d22fade9693e192e3333d04484e020660502994894a73aa1718436

    • memory/800-121-0x000000000A7E0000-0x000000000C7DF000-memory.dmp

      Filesize

      32.0MB

    • memory/800-117-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

      Filesize

      4KB

    • memory/800-118-0x00000000050F0000-0x00000000050F1000-memory.dmp

      Filesize

      4KB

    • memory/800-119-0x0000000004F10000-0x000000000540E000-memory.dmp

      Filesize

      5.0MB

    • memory/800-120-0x0000000004FA0000-0x0000000004FA1000-memory.dmp

      Filesize

      4KB

    • memory/800-114-0x00000000006B0000-0x00000000006B1000-memory.dmp

      Filesize

      4KB

    • memory/800-122-0x000000000C950000-0x000000000C9B8000-memory.dmp

      Filesize

      416KB

    • memory/800-123-0x0000000005320000-0x000000000534C000-memory.dmp

      Filesize

      176KB

    • memory/800-116-0x0000000005410000-0x0000000005411000-memory.dmp

      Filesize

      4KB

    • memory/1332-124-0x0000000000000000-mapping.dmp

    • memory/3508-126-0x0000000000400000-0x0000000000554000-memory.dmp

      Filesize

      1.3MB

    • memory/3508-127-0x0000000000405CE2-mapping.dmp

    • memory/3508-128-0x0000000000400000-0x0000000000554000-memory.dmp

      Filesize

      1.3MB