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Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2023, 07:28

General

  • Target

    Shipment document.exe

  • Size

    664KB

  • MD5

    a8cd4eaa803c78d7d60de36ddea14cca

  • SHA1

    c5a605e276de95ece9098f8effd28d54aaf41edc

  • SHA256

    3a04516d71e6a24f0f20da46230239ca177e6c1d76cb887948344694e2a376a4

  • SHA512

    91a063a80bb01cfdc44edd48c8959eed1439709bac69fbab05b3157e5186062cfd8e15752c29812dc0fb8cf21cb1cd2f216b938ac09e7d4ec4c06a5e33969f47

  • SSDEEP

    12288:3g7JduIEEnU6ANYZZQkyVy55elgBrjwt1GyR07zjzMxsFleptgRCtQoHb9HBENmC:3g7yIEtpYLQq5omwtQoKz7F+iRCmoxwh

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipment document.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipment document.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JgThWkWBNlCuk.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2084
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JgThWkWBNlCuk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F7C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2520
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:2188
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2912

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp7F7C.tmp

      Filesize

      1KB

      MD5

      687471f8b29587ba6610dd99c4c601b8

      SHA1

      88ee7d3bd66fc2c3005dffb3a04063301186fab2

      SHA256

      d210f7f23f1aa3693d0dd3e329c9dc9ba292c92543c2c68602d3409bf12f9f83

      SHA512

      664fec3af55fb3ff418ce0ce5944724c08234920ca796915365ebdc89f24abe4acc083bb2fff24f1c96f473118f0ef77bb730e0d20fb16119992db2146137390

    • memory/2084-87-0x000000006E550000-0x000000006EAFB000-memory.dmp

      Filesize

      5.7MB

    • memory/2084-86-0x00000000025D0000-0x0000000002610000-memory.dmp

      Filesize

      256KB

    • memory/2084-85-0x00000000025D0000-0x0000000002610000-memory.dmp

      Filesize

      256KB

    • memory/2084-84-0x000000006E550000-0x000000006EAFB000-memory.dmp

      Filesize

      5.7MB

    • memory/2084-83-0x00000000025D0000-0x0000000002610000-memory.dmp

      Filesize

      256KB

    • memory/2084-82-0x000000006E550000-0x000000006EAFB000-memory.dmp

      Filesize

      5.7MB

    • memory/2640-80-0x0000000074AF0000-0x00000000751DE000-memory.dmp

      Filesize

      6.9MB

    • memory/2640-54-0x0000000074AF0000-0x00000000751DE000-memory.dmp

      Filesize

      6.9MB

    • memory/2640-55-0x0000000000E90000-0x0000000000F3C000-memory.dmp

      Filesize

      688KB

    • memory/2640-56-0x0000000000AE0000-0x0000000000B20000-memory.dmp

      Filesize

      256KB

    • memory/2640-57-0x0000000000610000-0x0000000000620000-memory.dmp

      Filesize

      64KB

    • memory/2640-61-0x0000000007F10000-0x0000000007F8C000-memory.dmp

      Filesize

      496KB

    • memory/2640-58-0x0000000074AF0000-0x00000000751DE000-memory.dmp

      Filesize

      6.9MB

    • memory/2640-59-0x0000000000AE0000-0x0000000000B20000-memory.dmp

      Filesize

      256KB

    • memory/2640-60-0x00000000006B0000-0x00000000006BA000-memory.dmp

      Filesize

      40KB

    • memory/2912-73-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2912-81-0x0000000074AF0000-0x00000000751DE000-memory.dmp

      Filesize

      6.9MB

    • memory/2912-79-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2912-77-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2912-75-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2912-74-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/2912-72-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2912-71-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2912-69-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2912-89-0x0000000074AF0000-0x00000000751DE000-memory.dmp

      Filesize

      6.9MB

    • memory/2912-90-0x0000000004C00000-0x0000000004C40000-memory.dmp

      Filesize

      256KB