Analysis

  • max time kernel
    9s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    03-05-2021 11:11

General

  • Target

    VWR CI 290421.xlsx.exe

  • Size

    331KB

  • MD5

    94c33eb1b3a778c5b38d55c5fd40f2ab

  • SHA1

    10e1a14fc45346a5d4bccfff8d46bf90929fc66c

  • SHA256

    c4c21a36bd1f32a71dd00f0bd2fa78c9ab6cc9df30de77f4f99cb5d0da080cb3

  • SHA512

    92b5cbde3ed79d4b1a2fccf8fc29f8d2b5a18ed158bccdda2350b6802d774bd4e2c083b31a9fdb81b67b1712fa9fce175d2e28fded75e0ba0a3918d52c00ffb9

Score
10/10

Malware Config

Signatures

  • Pony,Fareit

    Pony is a Remote Access Trojan application that steals information.

  • Loads dropped DLL 1 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: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VWR CI 290421.xlsx.exe
    "C:\Users\Admin\AppData\Local\Temp\VWR CI 290421.xlsx.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\VWR CI 290421.xlsx.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1788
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\259269371.bat" "C:\Windows\SysWOW64\svchost.exe" "
        3⤵
          PID:1472

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\259269371.bat
      MD5

      3880eeb1c736d853eb13b44898b718ab

      SHA1

      4eec9d50360cd815211e3c4e6bdd08271b6ec8e6

      SHA256

      936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7

      SHA512

      3eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b

    • \Users\Admin\AppData\Local\Temp\nss466.tmp\xrlqvla0n.dll
      MD5

      587481ce209ff25391ce17827c464cf8

      SHA1

      0a20871ae621d6f75e74bf5c4f1ef80333201f89

      SHA256

      f5ffc43f62751866c978c1d5bd24eb7cc1863f58ca22cc12fc333bf9ad667140

      SHA512

      ff637dbdb1b11a8cbbe8a713ed9cd06728aa9d462986c0330712d879449540488b9ee06b24afbce18638fe839b9029e9ca1ab08215d32060608afe8746e2ce78

    • memory/1084-59-0x00000000752F1000-0x00000000752F3000-memory.dmp
      Filesize

      8KB

    • memory/1084-61-0x0000000002480000-0x00000000030CA000-memory.dmp
      Filesize

      12.3MB

    • memory/1472-65-0x0000000000000000-mapping.dmp
    • memory/1788-62-0x0000000000410621-mapping.dmp
    • memory/1788-64-0x0000000000400000-0x0000000000419000-memory.dmp
      Filesize

      100KB