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Analysis

  • max time kernel
    117s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12/12/2024, 02:07

General

  • Target

    2024-12-12_a033174a36f5fcf67bc7f0237b70fd47_avoslocker_hijackloader_luca-stealer_magniber.exe

  • Size

    22.7MB

  • MD5

    a033174a36f5fcf67bc7f0237b70fd47

  • SHA1

    f0eada0b9432d0ba85bb0de44e4b7751a996f7df

  • SHA256

    bd64273315a14107de082980ff128ae9eaca0a36302c0f367867bcaaf57aaaaa

  • SHA512

    61b3870842667bc4c0ab282df011259c604b00df0a093659d8559dd1b9d5f85da459c63e5440da7e3464d4b2b9e0a110a08bd15a8e20dab087ca97d6f3d09c18

  • SSDEEP

    196608:69uXVejN2DaVCjRgo5wwDScTLKdJ4R2zJXTO0oVejN2DaVCjRgo5wwDScTLKdJ4I:69pWH5/+dBJXTzlWH5/+dBJXTz

Malware Config

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Metasploit family
  • Loads dropped DLL 2 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 13 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 46 IoCs
  • Modifies registry class 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-12_a033174a36f5fcf67bc7f0237b70fd47_avoslocker_hijackloader_luca-stealer_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-12_a033174a36f5fcf67bc7f0237b70fd47_avoslocker_hijackloader_luca-stealer_magniber.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:592
    • C:\Windows\SysWOW64\msiexec.exe
      C:\Windows\system32\msiexec.exe /i C:\Users\Admin\AppData\Local\Temp\vnc64.msi ProductLanguage=1033
      2⤵
      • Blocklisted process makes network request
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:1924
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Loads dropped DLL
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Windows\system32\MsiExec.exe
      C:\Windows\system32\MsiExec.exe -Embedding C15EF3335FF8D048B2C0C9B62985F1F4 M Global\MSI0000
      2⤵
      • Loads dropped DLL
      PID:1532
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2156
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005D0" "000000000000058C"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:1144

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\f7755fe.rbs

    Filesize

    1.0MB

    MD5

    2719ed7030ef6ab73d36aa01120cb3d5

    SHA1

    e9241ddc419f004f6fc0d9fc05f36a868356f40f

    SHA256

    bbd0e323ceda2756ee028a1999b6c45273d1f27efefbeaaaa2cd3357c1d4e5ac

    SHA512

    3d971c12d335a2fa345d6f52c36147f2a07e61f63134dbb5e6a353d421423a9dbb4eaaf9c671aa67efab9ab9d478e9ae3d6dbb0e46ee8b3224b68763c29b1a6c

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

    Filesize

    471B

    MD5

    4a9aa6a614556e086a26fd3799e56ddd

    SHA1

    f20b660dfaba446060f0c074a511cb931adc1129

    SHA256

    1f26a246511a771e468f21ebf16ebc65771824106b0cdf4ac4d7686a0e33f9ec

    SHA512

    417fe3d13064b688bc432a363bb8ffcbb5236b0481eb804889ffe836f3796d5e96634f1685c4f36588c067a05cb15b50795bf6363f1ded5c23533faecb15ad47

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_F59623AEE3E6048CCD92ADA564422513

    Filesize

    727B

    MD5

    2720763d3d6e1af588241a850d29db71

    SHA1

    5304cfecb54632e1824150f2db0d69ff1fa5a686

    SHA256

    aaf83b6a0722f145f3b5a85052e44b6c59689ffb03189d68a44b24cb0b5fd364

    SHA512

    64d2b84bc11e36de9aec359523e628636874e8c5ebe76f46134dd01ddd8bfa1c1666af0fae865268c464b4a83eba2ecc4c93f386cd101f988be07593bd014cf0

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

    Filesize

    727B

    MD5

    144166bcdd73de6bc88826b56a505cf7

    SHA1

    ec02bf36ee81da1c0b9092337a054956480ea26a

    SHA256

    d7ed6d87057832f9a9d0476cc4f287cfd161453d978088bac3504428709a7523

    SHA512

    f56bbc0ed83c96aac239356e0664ac511b7c4c651017843f9fadf189e9a5dc0bc9f0eba3cb95179383d69c076feb966c2fd9bf00ef976e2c925ae8cbada4e463

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

    Filesize

    400B

    MD5

    296caaf56467ebedef946c9640917f1d

    SHA1

    04fa5eed366714fbdee667600b61b99abaa04518

    SHA256

    c6f18936dbf55078140141af30268824490b13a440d2d58b6d8f8b606f1ffcb4

    SHA512

    dea462439d2cf7270835bd88a07cbe292bcac62df23dce63dd1e7b373fc3971cf6361d02d1927b3d0ebf3570107d0b575e51e96184bf8f0c93106765437f3ff4

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_F59623AEE3E6048CCD92ADA564422513

    Filesize

    408B

    MD5

    9a0c2a28d053e5dcfc46dff98e592ab8

    SHA1

    d3e6d59f0d54aaa03a221d3ba09185faf257acbd

    SHA256

    92a6b1d0ca3d0a4c465993deeb0020ef1179d77e103913b4c54ca1549f270b71

    SHA512

    19dc2a411c9d32b73ff28a87f8da036dd3105c23f154afa59965137eded66d817a206dc8de59a6f38f9be06a9104d68302f9bd66c700a2c85c517c9f1007befe

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

    Filesize

    412B

    MD5

    76d6f93a60bf72622b27e3850fe1d4a3

    SHA1

    d951a52d8cdd0f02ee844c012840699ebf5e40e3

    SHA256

    a6bcf45b0d65316d5b4519641266c4ec9a339436c2b691c1116451ded86258ed

    SHA512

    ca93a7e1cb71a2eaa628a37bc92c1085ab536eeedd8b98a5f2577046ae4f1256b7ce64c6ed86011e59453cbe472da36b682a9b8b56a43b371d305cbe79bfe02b

  • C:\Users\Admin\AppData\Local\Temp\CabD673.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarD7AE.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\vnc64.msi

    Filesize

    5.6MB

    MD5

    5b24d1c6b28984bf3a307a217ae862b4

    SHA1

    4db2cb295343977d1c4b1a6f0c8890f47aab6271

    SHA256

    14c5a337888158e635ea9d5c6d608ad5e9fb6af0b5f125d20b38bb03e26ffd6b

    SHA512

    1e30c593a2542099372dd0e6dc14f25a4cfeb5d4aa95a3981da4def8942db9ed0603e64f9c5d8040ca21f3894c7fe705fff62bb47dfe6ff9ccb7a84516f014a8

  • C:\Windows\Installer\MSI5A93.tmp

    Filesize

    1.0MB

    MD5

    55d3dcd4008adcfef3e0cb44fb0f229b

    SHA1

    6f828fa6e759b1cae266954670448f8bc6c6316f

    SHA256

    96fad74bb3630a31b8793887f394ba45a251b4b292c37225db05f47785c7dcf7

    SHA512

    19fc3c4b83392734a30019e08408ba4865ba483fd2ab701c630aad67b70bc9d0785aa70f737692b1955357a9a7e702ad868e48f6d6f03e5639126481f3319634

  • \Program Files\RealVNC\VNC Viewer\vncviewer.exe

    Filesize

    11.3MB

    MD5

    13074501a8d7b61da2845bb4c509ba56

    SHA1

    c2faf654ba721d435fc44eebd5f61f5f119f3f9f

    SHA256

    6b6287b1e4a93b01124f7d091aec49b3d286b7aff625b3520b531fee3c6a324a

    SHA512

    95556fae5921523c5122edd73dcdb54aebc4289d57cae99cc67984a51c8ccb8198fdfb58c5fac31a65e13b5247e658770dcb6aceffc4a4c1458260d294b37895

  • memory/592-0-0x0000000000400000-0x0000000001AB5AEC-memory.dmp

    Filesize

    22.7MB

  • memory/592-84-0x0000000000400000-0x0000000001AB5AEC-memory.dmp

    Filesize

    22.7MB