Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/06/2024, 22:36

General

  • Target
    5e471fefad350018ed05f175822f5ec09cc6fbaa614fda94ed8865e0187ae07f.exe
  • Size 12KB
  • Sample240602-2jfl7she7x
  • SHA256 5e471fefad350018ed05f175822f5ec09cc6fbaa614fda94ed8865e0187ae07f
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e471fefad350018ed05f175822f5ec09cc6fbaa614fda94ed8865e0187ae07f.exe
    "C:\Users\Admin\AppData\Local\Temp\5e471fefad350018ed05f175822f5ec09cc6fbaa614fda94ed8865e0187ae07f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2756
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\2ahcbcrc\2ahcbcrc.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2212
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES2B93.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA6BBA7F05F274DB98984F96356616C6B.TMP"
        3⤵
          PID:2576
      • C:\Users\Admin\AppData\Local\Temp\tmp29DF.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp29DF.tmp.exe" C:\Users\Admin\AppData\Local\Temp\5e471fefad350018ed05f175822f5ec09cc6fbaa614fda94ed8865e0187ae07f.exe
        2⤵
        • Deletes itself
        • Executes dropped EXE
        PID:2672

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          2ahcbcrc.0.vb

          • Path C:\Users\Admin\AppData\Local\Temp\2ahcbcrc\2ahcbcrc.0.vb
          • Size 2KB
          • SHA256 4f792649ec63b122693dcf82c136917ebed21ec89542e1adab9f1e9721437104
          • MD5 SHA1 SHA512

          2ahcbcrc.cmdline

          • Path C:\Users\Admin\AppData\Local\Temp\2ahcbcrc\2ahcbcrc.cmdline
          • Size 273B
          • SHA256 6ec941eecd91bee7bac7042d7a82f268b7c40519bbd1eb04990b497d8fb96a6e
          • MD5 SHA1 SHA512

          RE.resources

          • Path C:\Users\Admin\AppData\Local\Temp\RE.resources
          • Size 2KB
          • SHA256 75871cd68334459d34e0393470d72c55128f44431bd7059f21cdea42e58e4cad
          • MD5 SHA1 SHA512

          RES2B93.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\RES2B93.tmp
          • Size 1KB
          • SHA256 e7657b022da976f8aa8d7489c3e0d0e6b2a54e9334c10ae90d6512988d68d51f
          • MD5 SHA1 SHA512

          tmp29DF.tmp.exe

          • Path C:\Users\Admin\AppData\Local\Temp\tmp29DF.tmp.exe
          • Size 12KB
          • SHA256 757ce931173ff3229a4c8a23f1aaec4716d5dd1b023a4f68efd7a830fb3d14ae
          • MD5 SHA1 SHA512 SSDEEP

          vbcA6BBA7F05F274DB98984F96356616C6B.TMP

          • Path C:\Users\Admin\AppData\Local\Temp\vbcA6BBA7F05F274DB98984F96356616C6B.TMP
          • Size 1KB
          • SHA256 e1c7b07a393cbce1ebf413527d3baecc8bb05f88d047949cd7a6a3bcb0663a64
          • MD5 SHA1 SHA512

          memory/2672-23-0x00000000001F0000-0x00000000001FA000-memory.dmp

          memory/2756-0-0x0000000074B1E000-0x0000000074B1F000-memory.dmp

          memory/2756-1-0x0000000000D90000-0x0000000000D9A000-memory.dmp

          memory/2756-7-0x0000000074B10000-0x00000000751FE000-memory.dmp

          memory/2756-24-0x0000000074B10000-0x00000000751FE000-memory.dmp