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Analysis

  • max time kernel
    128s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2022, 04:52

General

  • Target

    8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe

  • Size

    185KB

  • MD5

    67daf930d8e8abf36106bcacc27c4c74

  • SHA1

    721760249eed2e405665aa621fb9ff6ac4e09e98

  • SHA256

    8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7

  • SHA512

    c1570cbc088442ffcba9451abe5506fc2bc5b26bac308556d4493980688c4401a5b6bde546e8a2540831ea7df7cd52155165322b821379d8175dab67172de9d3

  • SSDEEP

    3072:bf8jmMBUxnS/nHKzAjfvvBQZ52+TDf2wBCwCWsh2WzYDx/pyBLorPaQYiJ4+Hx+Q:bgHBaUHKAHZQeOxBCMsh29lpaaiq4jCt

Score
8/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 4 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe
    "C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:3332
    • C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7mgr.exe
      C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7mgr.exe
      2⤵
      • Executes dropped EXE
      PID:2744
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 260
        3⤵
        • Program crash
        PID:1516
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2744 -ip 2744
    1⤵
      PID:2300

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7mgr.exe

      Filesize

      156KB

      MD5

      ab321ee0c1c94b89f14687b1d692120c

      SHA1

      2b0420b87171f41cf2f5c8320ead8437f52942c2

      SHA256

      096d1a4f535a08aaa5a836c06b7bae7f865c788d7965560bc8cd10ed0b4fa0a1

      SHA512

      3d7c2f66c2d72576908f15c2dfb73c1173c9688e3ea23e0f95b6b01645e0054dbcf15cc3c5fa0fd39a4c8e516793463046041527fed6bc75d43a68ab9641be04

    • C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7mgr.exe

      Filesize

      156KB

      MD5

      ab321ee0c1c94b89f14687b1d692120c

      SHA1

      2b0420b87171f41cf2f5c8320ead8437f52942c2

      SHA256

      096d1a4f535a08aaa5a836c06b7bae7f865c788d7965560bc8cd10ed0b4fa0a1

      SHA512

      3d7c2f66c2d72576908f15c2dfb73c1173c9688e3ea23e0f95b6b01645e0054dbcf15cc3c5fa0fd39a4c8e516793463046041527fed6bc75d43a68ab9641be04

    • memory/2744-137-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/3332-132-0x0000000000910000-0x0000000000942000-memory.dmp

      Filesize

      200KB

    • memory/3332-136-0x0000000000910000-0x0000000000942000-memory.dmp

      Filesize

      200KB