Analysis

  • max time kernel
    92s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2024 23:58

General

  • Target

    097f77ec50371fba40bb061aac3e728b24562ffcdab2163e0235a52449008a1a.exe

  • Size

    808KB

  • MD5

    df749218c5db179466998091620fb04a

  • SHA1

    2073109fdeed441acc983b7e44fece23612e26f8

  • SHA256

    097f77ec50371fba40bb061aac3e728b24562ffcdab2163e0235a52449008a1a

  • SHA512

    971dcf7c562cec552b18e83158cf2a7de16e1e0edf8ec122056133dddb1eb6995c53fea8476500c4dc044ffc485bed60abd9390f4300584fa2fa79639a29c544

  • SSDEEP

    24576:R9/qZcttE/5uG9OZmLt3jQSDc40FDGafChHpbH9g+:riZKt7G4ZRK0FDGaqi+

Malware Config

Signatures

  • HawkEye

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

  • Hawkeye family
  • Detected Nirsoft tools 10 IoCs

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

  • NirSoft MailPassView 6 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 7 IoCs

    Password recovery tool for various web browsers

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 3 TTPs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\097f77ec50371fba40bb061aac3e728b24562ffcdab2163e0235a52449008a1a.exe
    "C:\Users\Admin\AppData\Local\Temp\097f77ec50371fba40bb061aac3e728b24562ffcdab2163e0235a52449008a1a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Windows" /XML "C:\Users\Admin\AppData\Local\Temp\410146425.xml"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4260
    • C:\Users\Admin\AppData\Local\Temp\097f77ec50371fba40bb061aac3e728b24562ffcdab2163e0235a52449008a1a.exe
      "C:\Users\Admin\AppData\Local\Temp\097f77ec50371fba40bb061aac3e728b24562ffcdab2163e0235a52449008a1a.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4128
      • 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"
        3⤵
        • Accesses Microsoft Outlook accounts
        • System Location Discovery: System Language Discovery
        PID:1728
      • 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"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\097f77ec50371fba40bb061aac3e728b24562ffcdab2163e0235a52449008a1a.exe.log

    Filesize

    223B

    MD5

    cde6529abeea500fb852f29ba0da6115

    SHA1

    45f2f48492417ae6a0eade8aaa808d3d1d760743

    SHA256

    d7f4964443470b6729865676d76f5f1f416da633033071c34ea5eb19cdea53b5

    SHA512

    c95fa7faf6a90f32060dba70f79c4d66c68d6eec587306fb98f36fc3ba5d377ebf9dabf47298b71db208fb10f7ccb4e0ed82236c8f26bcc746552588bbb38234

  • C:\Users\Admin\AppData\Local\Temp\410146425.xml

    Filesize

    1KB

    MD5

    a2532aff5e2b0bf4ff738fa51a495077

    SHA1

    f291d9d828a6984a33a356745597575c8d9429d1

    SHA256

    b0dbe113ce16fc84f3b3f1b27c3aa4b87a154ac25f587c23147fd186bb78130e

    SHA512

    6d655ff4e6a5acfabd0d159eb9bce484f045f34c6161b2591510a4eabb83944a105a31645ebb9855103860e8e21b53593b0d86fc7f1f0f193869e7bb7d8553b8

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

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • memory/1728-26-0x0000000000420000-0x00000000004E9000-memory.dmp

    Filesize

    804KB

  • memory/1728-27-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1728-25-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1728-23-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2988-7-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/2988-5-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/2988-6-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/2988-1-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/2988-2-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/2988-3-0x0000000075452000-0x0000000075453000-memory.dmp

    Filesize

    4KB

  • memory/2988-0-0x0000000075452000-0x0000000075453000-memory.dmp

    Filesize

    4KB

  • memory/2988-4-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/2988-17-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/4128-10-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/4128-22-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/4128-21-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/4128-18-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/4128-11-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/4128-16-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/4128-29-0x0000000075450000-0x0000000075A01000-memory.dmp

    Filesize

    5.7MB

  • memory/4128-12-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/4576-30-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4576-32-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4576-33-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4576-41-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB