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Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    22/03/2025, 06:13

General

  • Target

    8acb86332d3165ca0750e27ecd4b4948ab35ade98d43820de667e14ff849c64c.exe

  • Size

    1.0MB

  • MD5

    47af754fe44aa068cf88a4f43520c54e

  • SHA1

    408d56acf0eecbb9ef42cc4784beb85074292f51

  • SHA256

    8acb86332d3165ca0750e27ecd4b4948ab35ade98d43820de667e14ff849c64c

  • SHA512

    29e7744f5bb005d7bde088ef384d91521814cbb61ef7dd878a8ecd26e84a9f0df2db904086a1a12286c8017fb327ba4705ece85f28ce4e1bb7acd898167a4438

  • SSDEEP

    12288:kz7IFjvelQypyfy7z6u7+4DvbMUsIGoHuxOHj:kz0FfMz6TEbMUskHqOD

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Boy12345#

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8acb86332d3165ca0750e27ecd4b4948ab35ade98d43820de667e14ff849c64c.exe
    "C:\Users\Admin\AppData\Local\Temp\8acb86332d3165ca0750e27ecd4b4948ab35ade98d43820de667e14ff849c64c.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:308
    • C:\Users\Admin\AppData\Roaming\app.exe
      "C:\Users\Admin\AppData\Roaming\app.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3012
      • C:\Users\Admin\AppData\Roaming\app.exe
        "C:\Users\Admin\AppData\Roaming\app.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2548
      • C:\Users\Admin\AppData\Roaming\My.RawFile.exe
        "C:\Users\Admin\AppData\Roaming\My.RawFile.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2008
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1492
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    b19574a4ac124375696ef92365befff1

    SHA1

    2befdbb7091de3e1d9f7140b4436cc6abf1ac682

    SHA256

    a6fc736e58101d83899190150c902e7bdd7490afc5411917a8919dbb4a955eaa

    SHA512

    d3f271ef2baef2362f6dd5dfe3c89eb6418860773093af516198460a76d13067ba6f82d7b310205e2c3f64f8c9e5604c668db8ae10e3eca20a1e8579751fbe7d

  • C:\Users\Admin\AppData\Local\Temp\CabA747.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarB6C2.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Roaming\My.RawFile.exe

    Filesize

    142KB

    MD5

    5a733ef0de5e31e2e4b4abb016c0f251

    SHA1

    28644040a6deac35c20fa931b5d003a97293363e

    SHA256

    a80c77ca694eca3f6629c54572aba811e64b61975c5db2ff38c8d662d12b1ce7

    SHA512

    9d09ac6b6a560643cac08345ab6ef8578011b11be7d4821d7aa1b3d76f2801d30cb4d206a4ff9335f0ece5cfa2ec8258754b2481102eac3da064e5005f7ffba9

  • \Users\Admin\AppData\Roaming\app.exe

    Filesize

    1.0MB

    MD5

    5af2697c25c8ca46df06bf8498312b31

    SHA1

    e02415ca2ff3e36de52f2aadbacc9bf8a66da7c0

    SHA256

    f64646a09acd5d5f2e6a333fbeaabfd2d0581ad46529f9070bc7dbdc07ffadc8

    SHA512

    e38fe2397cb639ddf1166fc2f52cb8873a8742601e0ec0b06c4c2293205b1da88f46356bb68d0a160ddea5becd6ca1f7c8703c0faf121ffb9d3ee9ae7fe89893

  • memory/308-0-0x0000000074D91000-0x0000000074D92000-memory.dmp

    Filesize

    4KB

  • memory/308-13-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/308-25-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/308-26-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/308-31-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/308-11-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/308-12-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/308-1-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/1492-70-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/1492-72-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/1492-76-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1492-74-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/1492-68-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/1492-79-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/1492-78-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/1492-77-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/2988-97-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/2988-94-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/2988-90-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/3012-56-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-44-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-45-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-34-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-35-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-98-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-101-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-102-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB