Analysis

  • max time kernel
    64s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    01-07-2021 12:28

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:3416
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WINOrJPgVkjJzB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFB0.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3096
    • 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:3676

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpFB0.tmp

      MD5

      c5a1a5d639ff902378a1f1eaadf89332

      SHA1

      de4d6bda2d094c0ffdf93c7cc82c7ec2deb82d26

      SHA256

      948ff215c3ae8a66d5e59e3344a74bffeabaf8a0c3df9c915f9c8ed4c83a097f

      SHA512

      283c16ac77f068619fd0ca5b61019ad378025b25d844df740df88f360b6d408be6aa45c2a608ec711a83f9382e069a6970153fa8e1cc5d360b9fe91bed5bf8dd

    • memory/3096-124-0x0000000000000000-mapping.dmp

    • memory/3416-118-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

      Filesize

      4KB

    • memory/3416-114-0x0000000000240000-0x0000000000241000-memory.dmp

      Filesize

      4KB

    • memory/3416-119-0x0000000004E70000-0x0000000004E71000-memory.dmp

      Filesize

      4KB

    • memory/3416-120-0x0000000004D00000-0x00000000051FE000-memory.dmp

      Filesize

      5.0MB

    • memory/3416-121-0x000000000A400000-0x000000000C3FF000-memory.dmp

      Filesize

      32.0MB

    • memory/3416-122-0x0000000000BF0000-0x0000000000C58000-memory.dmp

      Filesize

      416KB

    • memory/3416-123-0x0000000000CA0000-0x0000000000CCC000-memory.dmp

      Filesize

      176KB

    • memory/3416-117-0x0000000004D00000-0x0000000004D01000-memory.dmp

      Filesize

      4KB

    • memory/3416-116-0x0000000005200000-0x0000000005201000-memory.dmp

      Filesize

      4KB

    • memory/3676-127-0x0000000000405CE2-mapping.dmp

    • memory/3676-126-0x0000000000400000-0x0000000000554000-memory.dmp

      Filesize

      1.3MB

    • memory/3676-128-0x0000000000400000-0x0000000000554000-memory.dmp

      Filesize

      1.3MB