Analysis

  • max time kernel
    151s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 05:25

General

  • Target

    fb6c66afee480eac1225f803d1890abe5c11bd84c0037bcef64a24f5549bd9af.exe

  • Size

    1.7MB

  • MD5

    8c7b3a9ca83c08bc24837572034f7ddb

  • SHA1

    bda6d0b4d0e79a303ce95ac76e953a80edb7eab0

  • SHA256

    fb6c66afee480eac1225f803d1890abe5c11bd84c0037bcef64a24f5549bd9af

  • SHA512

    83cbecb1d0735e082efb04cb2916977eaf735b78cd55a1898f34ef2908be980e591246a5de7dc189322b5fffe5534071e1cf84b6d1b2b13af3cfd849722e00d9

  • SSDEEP

    24576:rQa+rRep38knZGbO4oFya8ZbRxaiXvnEc3Suvb7sNPwEFfTPCRi4Vz:rZ+rRe3zn4ioa8ZbRMiXO07sNPwERWV

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb6c66afee480eac1225f803d1890abe5c11bd84c0037bcef64a24f5549bd9af.exe
    "C:\Users\Admin\AppData\Local\Temp\fb6c66afee480eac1225f803d1890abe5c11bd84c0037bcef64a24f5549bd9af.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\upfc.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:888
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\VideoLAN\VLC\hrtfs\services.exe'
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1112
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Microsoft Office 15\Idle.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:956
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\twain_32\sysmon.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:936
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -Command Add-MpPreference -ExclusionPath 'C:\odt\System.exe'
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4720
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\AzpN37wDFu.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4980
      • C:\Windows\system32\chcp.com
        chcp 65001
        3⤵
          PID:4952
        • C:\Windows\system32\w32tm.exe
          w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
          3⤵
            PID:812
          • C:\Program Files\VideoLAN\VLC\hrtfs\services.exe
            "C:\Program Files\VideoLAN\VLC\hrtfs\services.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            PID:3364

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\VideoLAN\VLC\hrtfs\services.exe

        Filesize

        1.7MB

        MD5

        8c7b3a9ca83c08bc24837572034f7ddb

        SHA1

        bda6d0b4d0e79a303ce95ac76e953a80edb7eab0

        SHA256

        fb6c66afee480eac1225f803d1890abe5c11bd84c0037bcef64a24f5549bd9af

        SHA512

        83cbecb1d0735e082efb04cb2916977eaf735b78cd55a1898f34ef2908be980e591246a5de7dc189322b5fffe5534071e1cf84b6d1b2b13af3cfd849722e00d9

      • C:\Program Files\VideoLAN\VLC\hrtfs\services.exe

        Filesize

        1.7MB

        MD5

        8c7b3a9ca83c08bc24837572034f7ddb

        SHA1

        bda6d0b4d0e79a303ce95ac76e953a80edb7eab0

        SHA256

        fb6c66afee480eac1225f803d1890abe5c11bd84c0037bcef64a24f5549bd9af

        SHA512

        83cbecb1d0735e082efb04cb2916977eaf735b78cd55a1898f34ef2908be980e591246a5de7dc189322b5fffe5534071e1cf84b6d1b2b13af3cfd849722e00d9

      • C:\Recovery\WindowsRE\upfc.exe

        Filesize

        1.7MB

        MD5

        8c7b3a9ca83c08bc24837572034f7ddb

        SHA1

        bda6d0b4d0e79a303ce95ac76e953a80edb7eab0

        SHA256

        fb6c66afee480eac1225f803d1890abe5c11bd84c0037bcef64a24f5549bd9af

        SHA512

        83cbecb1d0735e082efb04cb2916977eaf735b78cd55a1898f34ef2908be980e591246a5de7dc189322b5fffe5534071e1cf84b6d1b2b13af3cfd849722e00d9

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

        Filesize

        2KB

        MD5

        d85ba6ff808d9e5444a4b369f5bc2730

        SHA1

        31aa9d96590fff6981b315e0b391b575e4c0804a

        SHA256

        84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

        SHA512

        8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        944B

        MD5

        cadef9abd087803c630df65264a6c81c

        SHA1

        babbf3636c347c8727c35f3eef2ee643dbcc4bd2

        SHA256

        cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438

        SHA512

        7278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        944B

        MD5

        cadef9abd087803c630df65264a6c81c

        SHA1

        babbf3636c347c8727c35f3eef2ee643dbcc4bd2

        SHA256

        cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438

        SHA512

        7278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        944B

        MD5

        cadef9abd087803c630df65264a6c81c

        SHA1

        babbf3636c347c8727c35f3eef2ee643dbcc4bd2

        SHA256

        cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438

        SHA512

        7278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        944B

        MD5

        85502ce8813f7174d5989a982a473094

        SHA1

        767982aed807f5f28ad7037139db874adebae5ed

        SHA256

        df0b71db6a6f78fcea4a935928560506f0c099e75aba717fd04cc9226d720ec6

        SHA512

        224ba8f3fc1d9a04bceb006af989f2838f4253074ba58b9082c7761daa1067e9d742ae51212d9116c89bda346538e8806790121deacf67a1c7b4a81bc95e6f9f

      • C:\Users\Admin\AppData\Local\Temp\AzpN37wDFu.bat

        Filesize

        224B

        MD5

        16078509682954e6034e11f9f5618e4e

        SHA1

        38d6a96d700b07006cee587ed75d453c0386bd94

        SHA256

        9d831d99da5d699fa6cf0acccb5aae9bc527daab7d8deb0016118185eaa45305

        SHA512

        072441e3856130d9ad044f175962cf656d5862ef9e7b93fc806d34d72fae2120eef57c73235b546ce0d7990326beffae70322754432167a01f8fda7f5abf31ec

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hrn5yfnn.pwf.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/888-116-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/888-39-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/888-102-0x0000025ED94A0000-0x0000025ED94B0000-memory.dmp

        Filesize

        64KB

      • memory/936-114-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/936-103-0x00000240F6B40000-0x00000240F6B50000-memory.dmp

        Filesize

        64KB

      • memory/936-48-0x00000240F6B40000-0x00000240F6B50000-memory.dmp

        Filesize

        64KB

      • memory/936-98-0x00000240F6B40000-0x00000240F6B50000-memory.dmp

        Filesize

        64KB

      • memory/936-45-0x00000240F6850000-0x00000240F6872000-memory.dmp

        Filesize

        136KB

      • memory/936-49-0x00000240F6B40000-0x00000240F6B50000-memory.dmp

        Filesize

        64KB

      • memory/936-47-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/956-96-0x0000020AB0AD0000-0x0000020AB0AE0000-memory.dmp

        Filesize

        64KB

      • memory/956-36-0x0000020AB0AD0000-0x0000020AB0AE0000-memory.dmp

        Filesize

        64KB

      • memory/956-35-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/956-101-0x0000020AB0AD0000-0x0000020AB0AE0000-memory.dmp

        Filesize

        64KB

      • memory/956-113-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/1112-84-0x0000020DF78A0000-0x0000020DF78B0000-memory.dmp

        Filesize

        64KB

      • memory/1112-117-0x0000020DF78A0000-0x0000020DF78B0000-memory.dmp

        Filesize

        64KB

      • memory/1112-120-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/1112-77-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/1112-78-0x0000020DF78A0000-0x0000020DF78B0000-memory.dmp

        Filesize

        64KB

      • memory/1424-19-0x0000000003200000-0x000000000320C000-memory.dmp

        Filesize

        48KB

      • memory/1424-9-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/1424-1-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/1424-2-0x000000001BB80000-0x000000001BB90000-memory.dmp

        Filesize

        64KB

      • memory/1424-46-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/1424-38-0x00007FFE640D0000-0x00007FFE6418E000-memory.dmp

        Filesize

        760KB

      • memory/1424-20-0x00007FFE64090000-0x00007FFE64091000-memory.dmp

        Filesize

        4KB

      • memory/1424-3-0x0000000002FF0000-0x0000000002FF1000-memory.dmp

        Filesize

        4KB

      • memory/1424-4-0x000000001BB80000-0x000000001BB90000-memory.dmp

        Filesize

        64KB

      • memory/1424-0-0x0000000000DF0000-0x0000000000FB0000-memory.dmp

        Filesize

        1.8MB

      • memory/1424-17-0x00000000031F0000-0x00000000031FC000-memory.dmp

        Filesize

        48KB

      • memory/1424-15-0x00007FFE640A0000-0x00007FFE640A1000-memory.dmp

        Filesize

        4KB

      • memory/1424-12-0x00007FFE640B0000-0x00007FFE640B1000-memory.dmp

        Filesize

        4KB

      • memory/1424-14-0x00000000030C0000-0x00000000030CE000-memory.dmp

        Filesize

        56KB

      • memory/1424-7-0x00007FFE640D0000-0x00007FFE6418E000-memory.dmp

        Filesize

        760KB

      • memory/1424-11-0x000000001BB80000-0x000000001BB90000-memory.dmp

        Filesize

        64KB

      • memory/1424-10-0x00007FFE640D0000-0x00007FFE6418E000-memory.dmp

        Filesize

        760KB

      • memory/1424-6-0x0000000003070000-0x000000000307E000-memory.dmp

        Filesize

        56KB

      • memory/1424-8-0x00007FFE640C0000-0x00007FFE640C1000-memory.dmp

        Filesize

        4KB

      • memory/3364-131-0x00007FFE640B0000-0x00007FFE640B1000-memory.dmp

        Filesize

        4KB

      • memory/3364-129-0x00007FFE640D0000-0x00007FFE6418E000-memory.dmp

        Filesize

        760KB

      • memory/3364-137-0x000000001DC40000-0x000000001DD55000-memory.dmp

        Filesize

        1.1MB

      • memory/3364-135-0x00007FFE64090000-0x00007FFE64091000-memory.dmp

        Filesize

        4KB

      • memory/3364-133-0x00007FFE640A0000-0x00007FFE640A1000-memory.dmp

        Filesize

        4KB

      • memory/3364-130-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/3364-124-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/3364-127-0x00007FFE640C0000-0x00007FFE640C1000-memory.dmp

        Filesize

        4KB

      • memory/3364-126-0x00007FFE640D0000-0x00007FFE6418E000-memory.dmp

        Filesize

        760KB

      • memory/3364-125-0x000000001AD90000-0x000000001AD91000-memory.dmp

        Filesize

        4KB

      • memory/4720-115-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/4720-95-0x000001E5666E0000-0x000001E5666F0000-memory.dmp

        Filesize

        64KB

      • memory/4720-93-0x00007FFE45F80000-0x00007FFE46A41000-memory.dmp

        Filesize

        10.8MB

      • memory/4720-94-0x000001E5666E0000-0x000001E5666F0000-memory.dmp

        Filesize

        64KB

      • memory/4720-99-0x000001E5666E0000-0x000001E5666F0000-memory.dmp

        Filesize

        64KB

      • memory/4720-100-0x000001E5666E0000-0x000001E5666F0000-memory.dmp

        Filesize

        64KB