Analysis

  • max time kernel
    149s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20230824-en
  • resource tags

    arch:x64arch:x86image:win7-20230824-enlocale:en-usos:windows7-x64system
  • submitted
    27-08-2023 15:15

General

  • Target

    a6337bfd769ec2a468b058141c35ef38e46fb173ee29c11ad331c1cd4f70cb35.exe

  • Size

    1.5MB

  • MD5

    9ac8df034ee35585ef957d6bc63aea2e

  • SHA1

    cb39a57194a04bd154ecb952c75de7453670a611

  • SHA256

    a6337bfd769ec2a468b058141c35ef38e46fb173ee29c11ad331c1cd4f70cb35

  • SHA512

    278ea8590eaa1b9ec66273b0a3d7f17c06a239bf7f38837e24b70072c446ca09a217804a4370025caceed27181aeaa22e912ce37e23a7aebc19299168b201863

  • SSDEEP

    24576:lRaHegwk9NmtOSisLE7JEn3MJC3+vAuYLkvMlWtsYnhlFJ3jA:l1gSOS1QJvTYOMlWtdXFJ8

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 11 IoCs
  • UPX packed file 24 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6337bfd769ec2a468b058141c35ef38e46fb173ee29c11ad331c1cd4f70cb35.exe
    "C:\Users\Admin\AppData\Local\Temp\a6337bfd769ec2a468b058141c35ef38e46fb173ee29c11ad331c1cd4f70cb35.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\servicc.exe
      C:\servicc.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2096
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\6030.vbs"
        3⤵
          PID:2704
    • C:\Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe
      "C:\Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2296
      • C:\Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe
        "C:\Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe" Win7
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:3060
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 424
        2⤵
        • Loads dropped DLL
        • Program crash
        PID:2792

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\6030.vbs

      Filesize

      500B

      MD5

      07b5ddcde75b140103eb10c35ad95356

      SHA1

      218cc92e83f139a47ea181cc0bf6524087404990

      SHA256

      aec8ae4680971ed6a5ad2e7a0c6a41527027b8efc19dba28d2c03e1d57a362eb

      SHA512

      ad13844744e728774ee75e5dc34ace5e75eb06490d4d024ac5b741f5ace187ec1969666c5d560cb97e1e67e73467bd75833def42ae3c9647171b72198f854acd

    • C:\Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • C:\Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • C:\Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • C:\servicc.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • C:\servicc.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • \Program Files (x86)\Microsoft Zpaxhu\Mesyeas.exe

      Filesize

      207KB

      MD5

      ede5be5aa6649067a1ca880ee5f281e4

      SHA1

      4766ab85700fbffaa77bfedfac9b58cf97ba6c31

      SHA256

      5de208b723806a1c11824044c4f4ce5f6f1f0633e368ae55e4a0c8d36e91422e

      SHA512

      ab296cc1d7e391c78cb2fd677393e9e23babd041c538c6dc366476dae0c8ff13e17265b7d0c7350840ff9e075fe9024c2319dd83f63065793362daf20fbe11e2

    • memory/1760-14-0x00000000030D0000-0x00000000031E2000-memory.dmp

      Filesize

      1.1MB

    • memory/1760-12-0x0000000000400000-0x00000000005A6000-memory.dmp

      Filesize

      1.6MB

    • memory/1760-0-0x0000000000400000-0x00000000005A6000-memory.dmp

      Filesize

      1.6MB

    • memory/1760-11-0x0000000000400000-0x00000000005A6000-memory.dmp

      Filesize

      1.6MB

    • memory/1760-3-0x00000000030D0000-0x00000000031E2000-memory.dmp

      Filesize

      1.1MB

    • memory/2096-22-0x0000000000400000-0x0000000000512000-memory.dmp

      Filesize

      1.1MB

    • memory/2096-6-0x0000000000400000-0x0000000000512000-memory.dmp

      Filesize

      1.1MB

    • memory/2096-8-0x0000000000230000-0x0000000000342000-memory.dmp

      Filesize

      1.1MB

    • memory/2096-9-0x0000000000230000-0x0000000000342000-memory.dmp

      Filesize

      1.1MB

    • memory/2096-33-0x0000000000400000-0x0000000000512000-memory.dmp

      Filesize

      1.1MB

    • memory/2096-34-0x0000000000230000-0x000000000023C000-memory.dmp

      Filesize

      48KB

    • memory/2296-21-0x0000000000B30000-0x0000000000C42000-memory.dmp

      Filesize

      1.1MB

    • memory/2296-19-0x0000000000400000-0x0000000000512000-memory.dmp

      Filesize

      1.1MB

    • memory/2296-20-0x0000000000B30000-0x0000000000C42000-memory.dmp

      Filesize

      1.1MB

    • memory/2296-25-0x0000000002760000-0x0000000002872000-memory.dmp

      Filesize

      1.1MB

    • memory/2296-40-0x0000000000400000-0x0000000000512000-memory.dmp

      Filesize

      1.1MB

    • memory/3060-32-0x0000000000230000-0x0000000000342000-memory.dmp

      Filesize

      1.1MB

    • memory/3060-41-0x0000000000400000-0x0000000000512000-memory.dmp

      Filesize

      1.1MB

    • memory/3060-44-0x0000000000400000-0x0000000000512000-memory.dmp

      Filesize

      1.1MB

    • memory/3060-48-0x0000000000400000-0x0000000000512000-memory.dmp

      Filesize

      1.1MB