Analysis

  • max time kernel
    30s
  • max time network
    29s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-06-2023 22:56

General

  • Target

    BruteForcers PACK/BruteForcers PACK/ExpressVPN Brute Checker By ACTEAM/ExpressVPN Brute Checker By ACTEAM.exe

  • Size

    80KB

  • MD5

    67c53c8cf5faff4da38063cd7de832b3

  • SHA1

    0df706d85d02f359752d8ef4ac3cef232f131264

  • SHA256

    3b39172bf247c3c298c9f7a675d11faafb5919e18ecab0a6e7a640332baf9f71

  • SHA512

    0fc77fa0c2a6fb8507dfb82e1ec5ae80d92e9492395b0b0283b8d9f46f14f464523732b0c35b19f262d40ee466344b5bef7efe737ea66a085575bf62e9abac2a

  • SSDEEP

    1536:24lnePnRhNZ+/t5SWhtohmdTYOrJGWU4LjtxNvvxY9Pzn:24lnoqt5SWhtohWTYU7LjtDXxY9Pzn

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 4 IoCs
  • Themida packer 5 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Windows directory 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\ExpressVPN Brute Checker By ACTEAM\ExpressVPN Brute Checker By ACTEAM.exe
    "C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\ExpressVPN Brute Checker By ACTEAM\ExpressVPN Brute Checker By ACTEAM.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3212
    • C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\ExpressVPN Brute Checker By ACTEAM\forms\Launcher.exe
      "C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\ExpressVPN Brute Checker By ACTEAM\forms\Launcher.exe"
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5040
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" add-mppreference -exclusionpath C:\Windows\IMF\
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4172
      • C:\Windows\IMF\Windows Services.exe
        "C:\Windows\IMF\Windows Services.exe" {Arguments If Needed}
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:228
        • C:\Windows\IMF\Secure System Shell.exe
          "C:\Windows\IMF\Secure System Shell.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4604
        • C:\Windows\IMF\Runtime Explorer.exe
          "C:\Windows\IMF\Runtime Explorer.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:1772
    • C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\ExpressVPN Brute Checker By ACTEAM\forms\viewsource.exe
      "C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\ExpressVPN Brute Checker By ACTEAM\forms\viewsource.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of WriteProcessMemory
      PID:4996
      • C:\Users\Admin\AppData\Local\Temp\IVACYVPN BRUTE CHECKER BY ACTEAM.EXE
        "C:\Users\Admin\AppData\Local\Temp\IVACYVPN BRUTE CHECKER BY ACTEAM.EXE"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2604

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IVACYVPN BRUTE CHECKER BY ACTEAM.EXE

    Filesize

    111KB

    MD5

    5b8a46af5c56bd94ee71d3b6eb51baeb

    SHA1

    81898f730d14d632a400df4172784c6be97ca925

    SHA256

    54c5cd7c101060ceae603c7975524edaf6c2d9b82b76cc1415f04f189356bb49

    SHA512

    6fd2f18009e9129fc7876c0a2df18ef9d97bd419002aafb54ca0c4b48cd00a027872c448366de69aae9a1aa028210d36b1dbb8cc1ff0b17dc80d0beae60190c2

  • C:\Users\Admin\AppData\Local\Temp\IVACYVPN BRUTE CHECKER BY ACTEAM.EXE

    Filesize

    111KB

    MD5

    5b8a46af5c56bd94ee71d3b6eb51baeb

    SHA1

    81898f730d14d632a400df4172784c6be97ca925

    SHA256

    54c5cd7c101060ceae603c7975524edaf6c2d9b82b76cc1415f04f189356bb49

    SHA512

    6fd2f18009e9129fc7876c0a2df18ef9d97bd419002aafb54ca0c4b48cd00a027872c448366de69aae9a1aa028210d36b1dbb8cc1ff0b17dc80d0beae60190c2

  • C:\Users\Admin\AppData\Local\Temp\IVACYVPN BRUTE CHECKER BY ACTEAM.EXE

    Filesize

    111KB

    MD5

    5b8a46af5c56bd94ee71d3b6eb51baeb

    SHA1

    81898f730d14d632a400df4172784c6be97ca925

    SHA256

    54c5cd7c101060ceae603c7975524edaf6c2d9b82b76cc1415f04f189356bb49

    SHA512

    6fd2f18009e9129fc7876c0a2df18ef9d97bd419002aafb54ca0c4b48cd00a027872c448366de69aae9a1aa028210d36b1dbb8cc1ff0b17dc80d0beae60190c2

  • C:\Users\Admin\AppData\Local\Temp\LEAF.XNET.DLL

    Filesize

    130KB

    MD5

    ecced64fe31af5c957b14d964477d7cc

    SHA1

    e36d262b158349741d6f90f69ab0491a0e032e54

    SHA256

    25a6bcbfdac13d3d423b7091e0decd59e8c0833f1c73641e2b8bec9196bbaed0

    SHA512

    f29d2fc540820315f1e081a59c1098ddf2b985f7867b6c4f8415a197e4098c738789253a2581139a6aba19391f35cb1bf9df36743285ee55a333e891d6064a87

  • C:\Users\Admin\AppData\Local\Temp\LEAF.XNET.DLL

    Filesize

    130KB

    MD5

    ecced64fe31af5c957b14d964477d7cc

    SHA1

    e36d262b158349741d6f90f69ab0491a0e032e54

    SHA256

    25a6bcbfdac13d3d423b7091e0decd59e8c0833f1c73641e2b8bec9196bbaed0

    SHA512

    f29d2fc540820315f1e081a59c1098ddf2b985f7867b6c4f8415a197e4098c738789253a2581139a6aba19391f35cb1bf9df36743285ee55a333e891d6064a87

  • C:\Users\Admin\AppData\Local\Temp\Leaf.xNet.dll

    Filesize

    130KB

    MD5

    ecced64fe31af5c957b14d964477d7cc

    SHA1

    e36d262b158349741d6f90f69ab0491a0e032e54

    SHA256

    25a6bcbfdac13d3d423b7091e0decd59e8c0833f1c73641e2b8bec9196bbaed0

    SHA512

    f29d2fc540820315f1e081a59c1098ddf2b985f7867b6c4f8415a197e4098c738789253a2581139a6aba19391f35cb1bf9df36743285ee55a333e891d6064a87

  • C:\Users\Admin\AppData\Local\Temp\SITICONE.UI.DLL

    Filesize

    1.3MB

    MD5

    750c58af2e56b6addecffcf152520ab8

    SHA1

    14995e7f1d12498606d9d209d78d55fe6fd87802

    SHA256

    27c56a28cbde094157206da1bfcd7a395111ab97b8a5ff600b11c2175dcefb26

    SHA512

    2179790e23f61b3dfea828457f8609279c70b1e071cddc73b1dbda02caa664e0aae2553fc24a4956f9e89c477d66b1a704bde26fa23bc6db26c19e18db00abb5

  • C:\Users\Admin\AppData\Local\Temp\SITICONE.UI.DLL

    Filesize

    1.3MB

    MD5

    750c58af2e56b6addecffcf152520ab8

    SHA1

    14995e7f1d12498606d9d209d78d55fe6fd87802

    SHA256

    27c56a28cbde094157206da1bfcd7a395111ab97b8a5ff600b11c2175dcefb26

    SHA512

    2179790e23f61b3dfea828457f8609279c70b1e071cddc73b1dbda02caa664e0aae2553fc24a4956f9e89c477d66b1a704bde26fa23bc6db26c19e18db00abb5

  • C:\Users\Admin\AppData\Local\Temp\Siticone.UI.dll

    Filesize

    1.3MB

    MD5

    750c58af2e56b6addecffcf152520ab8

    SHA1

    14995e7f1d12498606d9d209d78d55fe6fd87802

    SHA256

    27c56a28cbde094157206da1bfcd7a395111ab97b8a5ff600b11c2175dcefb26

    SHA512

    2179790e23f61b3dfea828457f8609279c70b1e071cddc73b1dbda02caa664e0aae2553fc24a4956f9e89c477d66b1a704bde26fa23bc6db26c19e18db00abb5

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2o4omkbr.3cd.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Windows\IMF\Runtime Explorer.exe

    Filesize

    144KB

    MD5

    ec70c6f4dc443c5ab2b91d64ae04fa8e

    SHA1

    43eb3b3289782fced204f0b4e3edad2ba1b085b7

    SHA256

    276f1bfc6256f4c1ddd544d5a556d299ebddcf200a64ee7c9c3edef686df727d

    SHA512

    6217c232edbcf60ae1337120aa9b51956e06f591c660fd720b02fe8abf01923dd4dca28f69ece88c12c705a4c3a392d0cbb6f4f6c6759306123db141ed05d584

  • C:\Windows\IMF\Runtime Explorer.exe

    Filesize

    144KB

    MD5

    ec70c6f4dc443c5ab2b91d64ae04fa8e

    SHA1

    43eb3b3289782fced204f0b4e3edad2ba1b085b7

    SHA256

    276f1bfc6256f4c1ddd544d5a556d299ebddcf200a64ee7c9c3edef686df727d

    SHA512

    6217c232edbcf60ae1337120aa9b51956e06f591c660fd720b02fe8abf01923dd4dca28f69ece88c12c705a4c3a392d0cbb6f4f6c6759306123db141ed05d584

  • C:\Windows\IMF\Runtime Explorer.exe

    Filesize

    144KB

    MD5

    ec70c6f4dc443c5ab2b91d64ae04fa8e

    SHA1

    43eb3b3289782fced204f0b4e3edad2ba1b085b7

    SHA256

    276f1bfc6256f4c1ddd544d5a556d299ebddcf200a64ee7c9c3edef686df727d

    SHA512

    6217c232edbcf60ae1337120aa9b51956e06f591c660fd720b02fe8abf01923dd4dca28f69ece88c12c705a4c3a392d0cbb6f4f6c6759306123db141ed05d584

  • C:\Windows\IMF\Secure System Shell.exe

    Filesize

    45KB

    MD5

    7d0c7359e5b2daa5665d01afdc98cc00

    SHA1

    c3cc830c8ffd0f53f28d89dcd9f3426be87085cb

    SHA256

    f1abd5ab03189e82971513e6ca04bd372fcf234d670079888f01cf4addd49809

    SHA512

    a8f82b11b045d8dd744506f4f56f3382b33a03684a6aebc91a02ea901c101b91cb43b7d0213f72f39cbb22f616ecd5de8b9e6c99fb5669f26a3ea6bcb63c8407

  • C:\Windows\IMF\Secure System Shell.exe

    Filesize

    45KB

    MD5

    7d0c7359e5b2daa5665d01afdc98cc00

    SHA1

    c3cc830c8ffd0f53f28d89dcd9f3426be87085cb

    SHA256

    f1abd5ab03189e82971513e6ca04bd372fcf234d670079888f01cf4addd49809

    SHA512

    a8f82b11b045d8dd744506f4f56f3382b33a03684a6aebc91a02ea901c101b91cb43b7d0213f72f39cbb22f616ecd5de8b9e6c99fb5669f26a3ea6bcb63c8407

  • C:\Windows\IMF\Secure System Shell.exe

    Filesize

    45KB

    MD5

    7d0c7359e5b2daa5665d01afdc98cc00

    SHA1

    c3cc830c8ffd0f53f28d89dcd9f3426be87085cb

    SHA256

    f1abd5ab03189e82971513e6ca04bd372fcf234d670079888f01cf4addd49809

    SHA512

    a8f82b11b045d8dd744506f4f56f3382b33a03684a6aebc91a02ea901c101b91cb43b7d0213f72f39cbb22f616ecd5de8b9e6c99fb5669f26a3ea6bcb63c8407

  • C:\Windows\IMF\Windows Services.exe

    Filesize

    46KB

    MD5

    ad0ce1302147fbdfecaec58480eb9cf9

    SHA1

    874efbc76e5f91bc1425a43ea19400340f98d42b

    SHA256

    2c339b52b82e73b4698a0110cdfe310c00c5c69078e9e1bd6fa1308652bf82a3

    SHA512

    adccd5520e01b673c2fc5c451305fe31b1a3e74891aece558f75fefc50218adf1fb81bb8c7f19969929d3fecb0fdb2cb5b564400d51e0a5a1ad8d5bc2d4eed53

  • C:\Windows\IMF\Windows Services.exe

    Filesize

    46KB

    MD5

    ad0ce1302147fbdfecaec58480eb9cf9

    SHA1

    874efbc76e5f91bc1425a43ea19400340f98d42b

    SHA256

    2c339b52b82e73b4698a0110cdfe310c00c5c69078e9e1bd6fa1308652bf82a3

    SHA512

    adccd5520e01b673c2fc5c451305fe31b1a3e74891aece558f75fefc50218adf1fb81bb8c7f19969929d3fecb0fdb2cb5b564400d51e0a5a1ad8d5bc2d4eed53

  • C:\Windows\IMF\Windows Services.exe

    Filesize

    46KB

    MD5

    ad0ce1302147fbdfecaec58480eb9cf9

    SHA1

    874efbc76e5f91bc1425a43ea19400340f98d42b

    SHA256

    2c339b52b82e73b4698a0110cdfe310c00c5c69078e9e1bd6fa1308652bf82a3

    SHA512

    adccd5520e01b673c2fc5c451305fe31b1a3e74891aece558f75fefc50218adf1fb81bb8c7f19969929d3fecb0fdb2cb5b564400d51e0a5a1ad8d5bc2d4eed53

  • memory/228-230-0x0000000000440000-0x0000000000452000-memory.dmp

    Filesize

    72KB

  • memory/228-232-0x0000000004D50000-0x0000000004D60000-memory.dmp

    Filesize

    64KB

  • memory/228-266-0x0000000004D50000-0x0000000004D60000-memory.dmp

    Filesize

    64KB

  • memory/2604-165-0x0000000000210000-0x0000000000230000-memory.dmp

    Filesize

    128KB

  • memory/2604-231-0x0000000004F90000-0x0000000004FA0000-memory.dmp

    Filesize

    64KB

  • memory/2604-174-0x0000000004A40000-0x0000000004A66000-memory.dmp

    Filesize

    152KB

  • memory/2604-264-0x0000000004F90000-0x0000000004FA0000-memory.dmp

    Filesize

    64KB

  • memory/2604-265-0x0000000004F90000-0x0000000004FA0000-memory.dmp

    Filesize

    64KB

  • memory/2604-192-0x0000000004F90000-0x0000000004FA0000-memory.dmp

    Filesize

    64KB

  • memory/2604-186-0x00000000058D0000-0x0000000005A1E000-memory.dmp

    Filesize

    1.3MB

  • memory/3212-137-0x0000000005B40000-0x0000000005B50000-memory.dmp

    Filesize

    64KB

  • memory/3212-135-0x0000000005F10000-0x00000000064B4000-memory.dmp

    Filesize

    5.6MB

  • memory/3212-139-0x0000000005BB0000-0x0000000005C06000-memory.dmp

    Filesize

    344KB

  • memory/3212-138-0x0000000005830000-0x000000000583A000-memory.dmp

    Filesize

    40KB

  • memory/3212-134-0x0000000005860000-0x00000000058FC000-memory.dmp

    Filesize

    624KB

  • memory/3212-136-0x0000000005960000-0x00000000059F2000-memory.dmp

    Filesize

    584KB

  • memory/3212-133-0x0000000000E60000-0x0000000000E7A000-memory.dmp

    Filesize

    104KB

  • memory/4172-260-0x0000000007540000-0x000000000755A000-memory.dmp

    Filesize

    104KB

  • memory/4172-256-0x000000007F600000-0x000000007F610000-memory.dmp

    Filesize

    64KB

  • memory/4172-175-0x0000000005040000-0x0000000005062000-memory.dmp

    Filesize

    136KB

  • memory/4172-166-0x0000000005080000-0x00000000056A8000-memory.dmp

    Filesize

    6.2MB

  • memory/4172-261-0x0000000007520000-0x0000000007528000-memory.dmp

    Filesize

    32KB

  • memory/4172-173-0x0000000004A40000-0x0000000004A50000-memory.dmp

    Filesize

    64KB

  • memory/4172-251-0x0000000006430000-0x000000000644E000-memory.dmp

    Filesize

    120KB

  • memory/4172-259-0x0000000007430000-0x000000000743E000-memory.dmp

    Filesize

    56KB

  • memory/4172-258-0x0000000007480000-0x0000000007516000-memory.dmp

    Filesize

    600KB

  • memory/4172-191-0x0000000005EF0000-0x0000000005F0E000-memory.dmp

    Filesize

    120KB

  • memory/4172-169-0x0000000004A40000-0x0000000004A50000-memory.dmp

    Filesize

    64KB

  • memory/4172-185-0x00000000058C0000-0x0000000005926000-memory.dmp

    Filesize

    408KB

  • memory/4172-233-0x0000000004A40000-0x0000000004A50000-memory.dmp

    Filesize

    64KB

  • memory/4172-176-0x0000000005820000-0x0000000005886000-memory.dmp

    Filesize

    408KB

  • memory/4172-149-0x0000000004930000-0x0000000004966000-memory.dmp

    Filesize

    216KB

  • memory/4172-255-0x0000000007270000-0x000000000727A000-memory.dmp

    Filesize

    40KB

  • memory/4172-238-0x0000000006450000-0x0000000006482000-memory.dmp

    Filesize

    200KB

  • memory/4172-254-0x0000000007200000-0x000000000721A000-memory.dmp

    Filesize

    104KB

  • memory/4172-253-0x0000000007840000-0x0000000007EBA000-memory.dmp

    Filesize

    6.5MB

  • memory/4172-239-0x000000006FA10000-0x000000006FA5C000-memory.dmp

    Filesize

    304KB

  • memory/4604-257-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

    Filesize

    64KB

  • memory/4604-240-0x00000000000F0000-0x0000000000102000-memory.dmp

    Filesize

    72KB

  • memory/4604-267-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

    Filesize

    64KB

  • memory/4996-144-0x0000000000530000-0x0000000000E1A000-memory.dmp

    Filesize

    8.9MB

  • memory/4996-168-0x0000000000530000-0x0000000000E1A000-memory.dmp

    Filesize

    8.9MB

  • memory/4996-142-0x0000000000530000-0x0000000000E1A000-memory.dmp

    Filesize

    8.9MB

  • memory/4996-147-0x0000000000530000-0x0000000000E1A000-memory.dmp

    Filesize

    8.9MB

  • memory/4996-146-0x0000000000530000-0x0000000000E1A000-memory.dmp

    Filesize

    8.9MB

  • memory/5040-140-0x0000000000790000-0x00000000007A4000-memory.dmp

    Filesize

    80KB

  • memory/5040-167-0x00000000011A0000-0x00000000011B0000-memory.dmp

    Filesize

    64KB

  • memory/5040-215-0x0000000006390000-0x00000000063AE000-memory.dmp

    Filesize

    120KB

  • memory/5040-214-0x00000000063B0000-0x0000000006426000-memory.dmp

    Filesize

    472KB

  • memory/5040-145-0x0000000006670000-0x00000000066EE000-memory.dmp

    Filesize

    504KB

  • memory/5040-143-0x00000000011A0000-0x00000000011B0000-memory.dmp

    Filesize

    64KB