Analysis

  • max time kernel
    138s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    09/03/2023, 08:34

General

  • Target
    TNT EXPRESS CONSIGNMENT.exe
  • Size 323KB
  • Sample230309-kggcaaad21
  • SHA256 6145c8fc813d508340218c8738c6002d2a8e5e6d4b0795c52acfdd2f48e09228
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla payload 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TNT EXPRESS CONSIGNMENT.exe
    "C:\Users\Admin\AppData\Local\Temp\TNT EXPRESS CONSIGNMENT.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1772
    • C:\Users\Admin\AppData\Local\Temp\oalnoej.exe
      "C:\Users\Admin\AppData\Local\Temp\oalnoej.exe" C:\Users\Admin\AppData\Local\Temp\vbypskzzm.t
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1632
      • C:\Users\Admin\AppData\Local\Temp\oalnoej.exe
        "C:\Users\Admin\AppData\Local\Temp\oalnoej.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:436
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
          dw20.exe -x -s 520
          4⤵
          • Loads dropped DLL
          • Suspicious behavior: GetForegroundWindowSpam
          PID:888

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        oalnoej.exe

        • Path C:\Users\Admin\AppData\Local\Temp\oalnoej.exe
        • Size 59KB
        • SHA256 3b1a79dda0951581ed272d5ea7ff58f597c5d3f407a69e60f74b413b823104da
        • MD5 SHA1 SHA512 SSDEEP

        oalnoej.exe

        • Path C:\Users\Admin\AppData\Local\Temp\oalnoej.exe
        • Size 59KB
        • SHA256 3b1a79dda0951581ed272d5ea7ff58f597c5d3f407a69e60f74b413b823104da
        • MD5 SHA1 SHA512 SSDEEP

        oalnoej.exe

        • Path C:\Users\Admin\AppData\Local\Temp\oalnoej.exe
        • Size 59KB
        • SHA256 3b1a79dda0951581ed272d5ea7ff58f597c5d3f407a69e60f74b413b823104da
        • MD5 SHA1 SHA512 SSDEEP

        oalnoej.exe

        • Path C:\Users\Admin\AppData\Local\Temp\oalnoej.exe
        • Size 59KB
        • SHA256 3b1a79dda0951581ed272d5ea7ff58f597c5d3f407a69e60f74b413b823104da
        • MD5 SHA1 SHA512 SSDEEP

        uluuzv.qwq

        • Path C:\Users\Admin\AppData\Local\Temp\uluuzv.qwq
        • Size 314KB
        • SHA256 13aa92dd7fe066f07b60550741a82dfd477843d3126db8e9b1bb701adcb0391f
        • MD5 SHA1 SHA512 SSDEEP

        vbypskzzm.t

        • Path C:\Users\Admin\AppData\Local\Temp\vbypskzzm.t
        • Size 5KB
        • SHA256 f0568d9a0b3e55447aa7f4e7d542ce3f991d7f68c16040056949856f2a75ee2f
        • MD5 SHA1 SHA512 SSDEEP

        oalnoej.exe

        • Path \Users\Admin\AppData\Local\Temp\oalnoej.exe
        • Size 59KB
        • SHA256 3b1a79dda0951581ed272d5ea7ff58f597c5d3f407a69e60f74b413b823104da
        • MD5 SHA1 SHA512 SSDEEP

        oalnoej.exe

        • Path \Users\Admin\AppData\Local\Temp\oalnoej.exe
        • Size 59KB
        • SHA256 3b1a79dda0951581ed272d5ea7ff58f597c5d3f407a69e60f74b413b823104da
        • MD5 SHA1 SHA512 SSDEEP

        oalnoej.exe

        • Path \Users\Admin\AppData\Local\Temp\oalnoej.exe
        • Size 59KB
        • SHA256 3b1a79dda0951581ed272d5ea7ff58f597c5d3f407a69e60f74b413b823104da
        • MD5 SHA1 SHA512 SSDEEP

        oalnoej.exe

        • Path \Users\Admin\AppData\Local\Temp\oalnoej.exe
        • Size 59KB
        • SHA256 3b1a79dda0951581ed272d5ea7ff58f597c5d3f407a69e60f74b413b823104da
        • MD5 SHA1 SHA512 SSDEEP

        oalnoej.exe

        • Path \Users\Admin\AppData\Local\Temp\oalnoej.exe
        • Size 59KB
        • SHA256 3b1a79dda0951581ed272d5ea7ff58f597c5d3f407a69e60f74b413b823104da
        • MD5 SHA1 SHA512 SSDEEP

        memory/436-69-0x0000000000400000-0x000000000044E000-memory.dmp

        memory/436-75-0x00000000020E0000-0x0000000002120000-memory.dmp

        memory/436-76-0x00000000020E0000-0x0000000002120000-memory.dmp

        memory/436-74-0x0000000000400000-0x000000000044E000-memory.dmp

        memory/436-73-0x0000000000400000-0x000000000044E000-memory.dmp

        memory/888-79-0x00000000023D0000-0x00000000023D1000-memory.dmp