Resubmissions

05-11-2024 03:18

241105-dtxrgatbpg 10

Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-11-2024 03:18

General

  • Target

    2c01b007729230c415420ad641ad92eb.exe

  • Size

    1.3MB

  • MD5

    daef338f9c47d5394b7e1e60ce38d02d

  • SHA1

    c0a07e8c32528d29aae26aaecbf6a67ed95b8c8e

  • SHA256

    5d03fd083b626a5516194d5e94576349100c9c98ca7d6845642ed9579980ca58

  • SHA512

    d0f4050fc2c5f38ab598729fb6930c84bf779d47b5a8b4e860bc0e9ca8be454ad5dce001d8f88299d8a079eafd4c26efcdd2d196352acfe45e940cc107fcebf4

  • SSDEEP

    24576:W85y6Jwdt8jtWoJpXWHALGX+C1Co3aP8jvuC7g6zwm4m53Sb21SR:HXsSGuC/MIvuC5kFm53Sy1SR

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Hawkeye family
  • Detected Nirsoft tools 13 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 9 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 9 IoCs

    Password recovery tool for various web browsers

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe
    "C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2272
    • C:\Users\Admin\AppData\Roaming\wou\odm.exe
      "C:\Users\Admin\AppData\Roaming\wou\odm.exe" kja-pex
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2744
      • C:\Users\Admin\AppData\Roaming\wou\odm.exe
        C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\YNCOJ
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1736
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1952
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
            5⤵
            • Accesses Microsoft Outlook accounts
            • System Location Discovery: System Language Discovery
            PID:1260
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1552
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          C:\Users\Admin\AppData\Roaming\wou\YNCOJ
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:2036
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • C:\Users\Admin\AppData\Roaming\wou\YNCOJ

    Filesize

    91KB

    MD5

    9375872d82fbfe00eb4f6e608aa170d8

    SHA1

    b6d6f7059c025075141293cc0c1f80c1063ef75b

    SHA256

    a1b44347af8b2b2bf0409bb96e99f012035dc494ef44db409dbcd2bb726ff2e9

    SHA512

    f05e7f8c5d4edc6c41c0a2e4c63492a8578a4ae44e093396214fe422b90bd6e6d5fc98e1d8c4ee2253845a8b1a0bf202cd27450f641a8261d7f660b26162b863

  • C:\Users\Admin\AppData\Roaming\wou\ait.ico

    Filesize

    1KB

    MD5

    f6efac00916f3425d6079ae5a956df11

    SHA1

    3153abfe46186c1186882f67444c82c544615fb7

    SHA256

    1e866a8f06f125fa1c439f9cb00199be827e74b87eae12368bd1e2cf7ab28728

    SHA512

    0ba766d5816057941ad9afc80f7b20620b0120411357fe2b97ab0a425b32d4309396ed4866c8b23c92893ed68971c4a8a8c6f25ffa411ba0c70b602a63bd4743

  • C:\Users\Admin\AppData\Roaming\wou\rid.ico

    Filesize

    1.2MB

    MD5

    a5f2dcee6a2a6047aa8fdde1ae2ce290

    SHA1

    7a082661c9a3431cd89ed4d9959178d60b9570f7

    SHA256

    7da78e767ff859970c8dae593b62f1366c2c651500eb280f0077a2245a9a8625

    SHA512

    e001300fc56f9bc8e9d61cb904ea6dec5ca447729015c9ff3dccc021f319fcce57ebaabb196a56f80d249dfbb88b4a0a273858cf14c7b9a93c10c9c8bc243d0a

  • C:\Users\Admin\AppData\Roaming\wou\spd

    Filesize

    4B

    MD5

    098f6bcd4621d373cade4e832627b4f6

    SHA1

    a94a8fe5ccb19ba61c4c0873d391e987982fbbd3

    SHA256

    9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08

    SHA512

    ee26b0dd4af7e749aa1a8ee3c10ae9923f618980772e473f8819a5d4940e0db27ac185f8a0e1d5f84f88bc887fd67b143732c304cc5fa9ad8e6f57f50028a8ff

  • C:\Users\Admin\AppData\Roaming\wou\zbackup- Copy.png

    Filesize

    16KB

    MD5

    6285049d1e4f854943856164652da8d8

    SHA1

    f29c791ddb940be594bfb431eca7d4cb6d9e2688

    SHA256

    0aeb7e8a131b53991567db463519ea005d41ddd1f227a744d4f7066805ce684f

    SHA512

    2bb954a07f82c19b26d745ac19cd66e6eb82c525db0bd6e9e6880b0077465897d7fc49521d40361262c9dccdba4de6cead5b7d8dc09a9beaae2d668537097291

  • \Users\Admin\AppData\Roaming\wou\odm.exe

    Filesize

    732KB

    MD5

    71d8f6d5dc35517275bc38ebcc815f9f

    SHA1

    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

    SHA256

    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

    SHA512

    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

  • memory/1260-125-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1260-122-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1260-124-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1260-121-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1552-134-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1552-126-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1552-129-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1552-127-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1952-98-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/1952-108-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/1952-109-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/1952-107-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/1952-106-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1952-100-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/1952-102-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/1952-104-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2036-111-0x0000000000250000-0x000000000031C000-memory.dmp

    Filesize

    816KB

  • memory/2036-117-0x0000000000250000-0x000000000031C000-memory.dmp

    Filesize

    816KB

  • memory/2036-114-0x0000000000250000-0x000000000031C000-memory.dmp

    Filesize

    816KB

  • memory/2036-115-0x0000000000250000-0x000000000031C000-memory.dmp

    Filesize

    816KB

  • memory/2272-74-0x0000000002260000-0x0000000002262000-memory.dmp

    Filesize

    8KB

  • memory/2852-75-0x00000000002C0000-0x00000000002C2000-memory.dmp

    Filesize

    8KB