Analysis

  • max time kernel
    145s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    15-03-2021 05:32

General

  • Target

    payment proof.png.exe

  • Size

    489KB

  • MD5

    fb629e1391366b36827b6982c93da4c3

  • SHA1

    3480ddeb9862c6ec1a19349b4fb248e89fc8b040

  • SHA256

    87783bb0a6d5e2846ba2b5e097fe49b9dafe36995916908fdb11e5170e81ac00

  • SHA512

    8edbaa68c89dcf6c4d69b54bdb8dbbb91c4d24d94f118f7f8037c34d68356dbaab360cab3fcb51738c155c37c75bc9c26ef9ed6a0119e41b154fb39d03c33538

Malware Config

Extracted

Family

warzonerat

C2

79.134.225.26:3141

Signatures

  • WarzoneRat, AveMaria

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

  • 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment proof.png.exe
    "C:\Users\Admin\AppData\Local\Temp\payment proof.png.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:276
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OwnXFRdBm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9608.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:900
    • C:\Users\Admin\AppData\Local\Temp\payment proof.png.exe
      "{path}"
      2⤵
        PID:1472

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp9608.tmp

      MD5

      c4870dc2441b3b3bfea794b18bad0cbe

      SHA1

      db8795f930bc7afbf28a77c2700168b707a1afe1

      SHA256

      5f7b23b756e47b0701c572b40fe69ef363516cf0f18e53f985437efd03f1c90b

      SHA512

      c090be7a2c2591cdedd1b810fd7c588117762b4568648f0fd44e0861f71cf2932308ee6687c4a9ba5bd3e7d134a8372842f12ce9bbd54537368b30c67c0838d2

    • memory/276-9-0x0000000004C90000-0x0000000004CC1000-memory.dmp

      Filesize

      196KB

    • memory/276-5-0x0000000000A60000-0x0000000000A61000-memory.dmp

      Filesize

      4KB

    • memory/276-6-0x0000000000480000-0x0000000000482000-memory.dmp

      Filesize

      8KB

    • memory/276-7-0x000000007EF40000-0x000000007EF41000-memory.dmp

      Filesize

      4KB

    • memory/276-8-0x0000000005BC0000-0x0000000005C31000-memory.dmp

      Filesize

      452KB

    • memory/276-2-0x00000000747A0000-0x0000000074E8E000-memory.dmp

      Filesize

      6.9MB

    • memory/276-3-0x0000000000B30000-0x0000000000B31000-memory.dmp

      Filesize

      4KB

    • memory/900-10-0x0000000000000000-mapping.dmp

    • memory/1472-12-0x0000000000400000-0x000000000055E000-memory.dmp

      Filesize

      1.4MB

    • memory/1472-13-0x0000000000405E28-mapping.dmp

    • memory/1472-14-0x00000000765E1000-0x00000000765E3000-memory.dmp

      Filesize

      8KB

    • memory/1472-15-0x0000000000400000-0x000000000055E000-memory.dmp

      Filesize

      1.4MB