Analysis

  • max time kernel
    61s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-12-2023 17:38

General

  • Target

    08d679d4b9a12137756cc9244bd6f017.exe

  • Size

    1.2MB

  • MD5

    08d679d4b9a12137756cc9244bd6f017

  • SHA1

    580c29bc356057d76873c9c453ed466e1024b7f2

  • SHA256

    047f33e6f83796d9fc056d7006a6e8ef69696d63eceb29fb1592bb13a62e79bf

  • SHA512

    e6293a802a6f539be11df5f6d83ee113ad98d8e5566d59810a18359ff0756eabe2b10f4c8bbd1e17222aaf45400b8a89d33f0e5786418347dc5213b79d8d7116

  • SSDEEP

    24576:1pMP/pBvygA8z+uhHJQNmR3X2rhK1+pSRs/N:1pMt3qu3H261Rs/N

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 8 IoCs
  • Executes dropped EXE 1 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\08d679d4b9a12137756cc9244bd6f017.exe
    "C:\Users\Admin\AppData\Local\Temp\08d679d4b9a12137756cc9244bd6f017.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4472
    • C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
      "C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2952
      • 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
        PID:4064
      • 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"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3412

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

    Filesize

    41KB

    MD5

    5d4073b2eb6d217c19f2b22f21bf8d57

    SHA1

    f0209900fbf08d004b886a0b3ba33ea2b0bf9da8

    SHA256

    ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3

    SHA512

    9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

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

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • memory/2952-25-0x0000000004E80000-0x0000000004E8A000-memory.dmp

    Filesize

    40KB

  • memory/2952-46-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/2952-29-0x00000000079A0000-0x00000000079A8000-memory.dmp

    Filesize

    32KB

  • memory/2952-18-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/2952-26-0x00000000050D0000-0x0000000005126000-memory.dmp

    Filesize

    344KB

  • memory/2952-24-0x00000000050C0000-0x00000000050D0000-memory.dmp

    Filesize

    64KB

  • memory/2952-23-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/2952-47-0x00000000050C0000-0x00000000050D0000-memory.dmp

    Filesize

    64KB

  • memory/3412-45-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3412-37-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3412-38-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3412-35-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4064-30-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4064-34-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4064-32-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4472-8-0x0000000007250000-0x00000000072B6000-memory.dmp

    Filesize

    408KB

  • memory/4472-16-0x000000000A210000-0x000000000A216000-memory.dmp

    Filesize

    24KB

  • memory/4472-12-0x00000000062B0000-0x00000000062C0000-memory.dmp

    Filesize

    64KB

  • memory/4472-11-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/4472-10-0x00000000062B0000-0x00000000062C0000-memory.dmp

    Filesize

    64KB

  • memory/4472-7-0x0000000007170000-0x0000000007198000-memory.dmp

    Filesize

    160KB

  • memory/4472-15-0x0000000007BB0000-0x0000000007BC4000-memory.dmp

    Filesize

    80KB

  • memory/4472-0-0x0000000000B10000-0x0000000000C50000-memory.dmp

    Filesize

    1.2MB

  • memory/4472-13-0x00000000062B0000-0x00000000062C0000-memory.dmp

    Filesize

    64KB

  • memory/4472-22-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/4472-9-0x0000000007210000-0x0000000007232000-memory.dmp

    Filesize

    136KB

  • memory/4472-6-0x00000000062B0000-0x00000000062C0000-memory.dmp

    Filesize

    64KB

  • memory/4472-5-0x00000000060D0000-0x000000000616C000-memory.dmp

    Filesize

    624KB

  • memory/4472-4-0x00000000056F0000-0x0000000005A44000-memory.dmp

    Filesize

    3.3MB

  • memory/4472-3-0x0000000005650000-0x00000000056E2000-memory.dmp

    Filesize

    584KB

  • memory/4472-2-0x0000000005B20000-0x00000000060C4000-memory.dmp

    Filesize

    5.6MB

  • memory/4472-1-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB