Overview

overview

8

Static

static

9e2a97ae4b...1c.exe

windows7-x64

8

9e2a97ae4b...1c.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2022, 12:11

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target

    9e2a97ae4bfe5e656f83168bd905f2060697f857fc925008221de8f20ed76d1c.exe

  • Size

    356KB

  • MD5

    9c53f489e43b43601ec9d312950b4e84

  • SHA1

    1d4fb40c4e2b772ef0a72e4bc98cd7c6d6d6c91f

  • SHA256

    9e2a97ae4bfe5e656f83168bd905f2060697f857fc925008221de8f20ed76d1c

  • SHA512

    b260aa6f70ca99c1d409f7a8f571b7e7540eee808004e3bff84ad1765da7349b43bfa48235da314464618e2b6824d6f167c03035e237527d1d1828c8645bf5af

  • SSDEEP

    6144:HW89Ehpl3/B/ZkBM6xRSWSurUtGUaImiR0K/CSosTb3iSRO:HWUsphBKM6r1xUtgIm+eSoms

Score
8/10
persistence

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Kills process with taskkill 1 IoCs
    evasion
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e2a97ae4bfe5e656f83168bd905f2060697f857fc925008221de8f20ed76d1c.exe
    "C:\Users\Admin\AppData\Local\Temp\9e2a97ae4bfe5e656f83168bd905f2060697f857fc925008221de8f20ed76d1c.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 500
      2⤵
      • Program crash
      PID:3596
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 1492 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\9e2a97ae4bfe5e656f83168bd905f2060697f857fc925008221de8f20ed76d1c.exe" & start C:\Users\Admin\AppData\Local\jeipvsaj.exe -f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:204
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 1492
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3756
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • Runs ping.exe
        PID:456
      • C:\Users\Admin\AppData\Local\jeipvsaj.exe
        C:\Users\Admin\AppData\Local\jeipvsaj.exe -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1072
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 512
          4⤵
          • Program crash
          PID:1104
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1492 -ip 1492
    1⤵
      PID:3556
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1072 -ip 1072
      1⤵
        PID:5040

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\jeipvsaj.exe
              Filesize

              356KB

              MD5

              9c53f489e43b43601ec9d312950b4e84

              SHA1

              1d4fb40c4e2b772ef0a72e4bc98cd7c6d6d6c91f

              SHA256

              9e2a97ae4bfe5e656f83168bd905f2060697f857fc925008221de8f20ed76d1c

              SHA512

              b260aa6f70ca99c1d409f7a8f571b7e7540eee808004e3bff84ad1765da7349b43bfa48235da314464618e2b6824d6f167c03035e237527d1d1828c8645bf5af

              Download Submit

            • C:\Users\Admin\AppData\Local\jeipvsaj.exe
              Filesize

              356KB

              MD5

              9c53f489e43b43601ec9d312950b4e84

              SHA1

              1d4fb40c4e2b772ef0a72e4bc98cd7c6d6d6c91f

              SHA256

              9e2a97ae4bfe5e656f83168bd905f2060697f857fc925008221de8f20ed76d1c

              SHA512

              b260aa6f70ca99c1d409f7a8f571b7e7540eee808004e3bff84ad1765da7349b43bfa48235da314464618e2b6824d6f167c03035e237527d1d1828c8645bf5af

              Download Submit

            • C:\Users\Admin\AppData\Local\jeipvsaj.exe
              Filesize

              356KB

              MD5

              9c53f489e43b43601ec9d312950b4e84

              SHA1

              1d4fb40c4e2b772ef0a72e4bc98cd7c6d6d6c91f

              SHA256

              9e2a97ae4bfe5e656f83168bd905f2060697f857fc925008221de8f20ed76d1c

              SHA512

              b260aa6f70ca99c1d409f7a8f571b7e7540eee808004e3bff84ad1765da7349b43bfa48235da314464618e2b6824d6f167c03035e237527d1d1828c8645bf5af

              Download Submit

            • memory/1072-140-0x0000000001000000-0x00000000010A5000-memory.dmp

              Filesize

              660KB

              Download

            • memory/1072-142-0x0000000001000000-0x00000000010A5000-memory.dmp

              Filesize

              660KB

              Download

            • memory/1492-132-0x0000000001000000-0x00000000010A5000-memory.dmp

              Filesize

              660KB

              Download

            • memory/1492-134-0x0000000001000000-0x00000000010A5000-memory.dmp

              Filesize

              660KB

              Download