Resubmissions

16-02-2025 01:02

250216-bd8gxstmfr 10

13-02-2025 19:41

250213-yd78gssrap 10

Analysis

  • max time kernel
    900s
  • max time network
    909s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-02-2025 01:02

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 7 IoCs

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

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Downloads MZ/PE file 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 4 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 4 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 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe
    "C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1344
    • C:\Users\Admin\AppData\Roaming\wou\odm.exe
      "C:\Users\Admin\AppData\Roaming\wou\odm.exe" kja-pex
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4632
      • C:\Users\Admin\AppData\Roaming\wou\odm.exe
        C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\JBNBW
        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:3188
        • 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 AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1336
          • 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:4416
          • 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:5112
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          C:\Users\Admin\AppData\Roaming\wou\JBNBW
          4⤵
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4160
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2672
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
            C:\Users\Admin\AppData\Roaming\wou\JBNBW
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2708
    • C:\Users\Admin\AppData\Roaming\wou\odm.exe
      "C:\Users\Admin\AppData\Roaming\wou\odm.exe" kja-pex
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1872
      • C:\Users\Admin\AppData\Roaming\wou\odm.exe
        C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\SCXFH
        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:3576
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2372
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          C:\Users\Admin\AppData\Roaming\wou\SCXFH
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:4268
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI4IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDcxNzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTY4MDM3MTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzYxNzk1MzIyIi8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:4432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\RegSvcs.exe.log

    Filesize

    774B

    MD5

    049b2c7e274ebb68f3ada1961c982a22

    SHA1

    796b9f03c8cd94617ea26aaf861af9fb2a5731db

    SHA256

    5c69c41dceda1bb32d4054d6b483bb3e3af84c8cf0a6191c79068168a1d506b3

    SHA512

    fb2ee642e1401772d514e86b0b8dd117659335066242e85c158b40e8912572f2bd7b9a0f63f9b9f4d7a2e051579345215f6b1f147881f3d1e78f335c45d78ebf

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

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

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

    Filesize

    91KB

    MD5

    9375872d82fbfe00eb4f6e608aa170d8

    SHA1

    b6d6f7059c025075141293cc0c1f80c1063ef75b

    SHA256

    a1b44347af8b2b2bf0409bb96e99f012035dc494ef44db409dbcd2bb726ff2e9

    SHA512

    f05e7f8c5d4edc6c41c0a2e4c63492a8578a4ae44e093396214fe422b90bd6e6d5fc98e1d8c4ee2253845a8b1a0bf202cd27450f641a8261d7f660b26162b863

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

    Filesize

    732KB

    MD5

    71d8f6d5dc35517275bc38ebcc815f9f

    SHA1

    cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

    SHA256

    fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

    SHA512

    4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

  • 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

    8B

    MD5

    05a671c66aefea124cc08b76ea6d30bb

    SHA1

    51abb9636078defbf888d8457a7c76f85c8f114c

    SHA256

    37268335dd6931045bdcdf92623ff819a64244b53d0e746d438797349d4da578

    SHA512

    125d6d03b32c84d492747f79cf0bf6e179d287f341384eb5d6d3197525ad6be8e6df0116032935698f99a09e265073d1d6c32c274591bf1d0a20ad67cba921bc

  • memory/2372-93-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2708-110-0x0000000000770000-0x000000000083C000-memory.dmp

    Filesize

    816KB

  • memory/2708-109-0x0000000000770000-0x000000000083C000-memory.dmp

    Filesize

    816KB

  • memory/4160-102-0x0000000001300000-0x00000000013CC000-memory.dmp

    Filesize

    816KB

  • memory/4160-103-0x0000000001300000-0x00000000013CC000-memory.dmp

    Filesize

    816KB

  • memory/4268-101-0x0000000000F00000-0x0000000000FCC000-memory.dmp

    Filesize

    816KB

  • memory/4268-104-0x0000000000F00000-0x0000000000FCC000-memory.dmp

    Filesize

    816KB

  • memory/4416-112-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4416-111-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4416-113-0x0000000000420000-0x00000000004E9000-memory.dmp

    Filesize

    804KB

  • memory/4416-114-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5112-116-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/5112-117-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/5112-124-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB