Analysis

  • max time kernel
    151s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    01-07-2022 06:46

General

  • Target

    b98030335337f01183cc474feefbb351d45afe8263ddfcfa7fd5554b97147362.exe

  • Size

    692KB

  • MD5

    effd2ba9e37909c01792b515044e544b

  • SHA1

    70fbb5ed8e05b6abd0d32b1df68fe523596cc7a4

  • SHA256

    b98030335337f01183cc474feefbb351d45afe8263ddfcfa7fd5554b97147362

  • SHA512

    a7c86c581a9245e9bec93282de0f496b196cb826968490e3b557944d1575e6d696c9277fba528aec4a252b284588805c019181193e47605fdcf6ca45a31e749c

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    wetground@poylone.com
  • Password:
    @qwerty12345
Mutex

08e69caa-0163-4605-a54c-385f2ae317b7

Attributes
  • fields

    map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:@qwerty12345 _EmailPort:587 _EmailSSL:true _EmailServer:mail.privateemail.com _EmailUsername:wetground@poylone.com _ExecutionDelay:10 _FTPPort:0 _FTPSFTP:false _FakeMessageIcon:0 _FakeMessageShow:false _FileBinder:false _HideFile:false _HistoryCleaner:false _Install:false _InstallLocation:0 _InstallStartup:false _InstallStartupPersistance:false _KeyStrokeLogger:true _LogInterval:10 _MeltFile:false _Mutex:08e69caa-0163-4605-a54c-385f2ae317b7 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:true _SystemInfo:false _Version:10.0.0.0 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]

  • name

    HawkEye RebornX, Version=10.0.0.0, Culture=neutral, PublicKeyToken=null

Signatures

  • HawkEye Reborn

    HawkEye Reborn is an enhanced version of the HawkEye malware kit.

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 5 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b98030335337f01183cc474feefbb351d45afe8263ddfcfa7fd5554b97147362.exe
    "C:\Users\Admin\AppData\Local\Temp\b98030335337f01183cc474feefbb351d45afe8263ddfcfa7fd5554b97147362.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1016
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TPykFAdhwNOvb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB710.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1324
    • C:\Users\Admin\AppData\Local\Temp\b98030335337f01183cc474feefbb351d45afe8263ddfcfa7fd5554b97147362.exe
      "C:\Users\Admin\AppData\Local\Temp\b98030335337f01183cc474feefbb351d45afe8263ddfcfa7fd5554b97147362.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1236
      • 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\tmp6D35.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1760

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Scripting

1
T1064

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6D35.tmp
    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • C:\Users\Admin\AppData\Local\Temp\tmpB710.tmp
    Filesize

    1KB

    MD5

    a543e986822fed832791bf89eb055fae

    SHA1

    f771c150cc78fbf71e1bf8e44eb975cad0b7e6da

    SHA256

    aee2bd95c2472fe7b89829d4240eefc3680423b0ac1019f8a78466ab76f15e66

    SHA512

    04c8db91277033a41f374e3f624effa74dff14db227e2d77dcc89ab306e69e59cf21e310797aa37a0c67694b47c6c3deda6c07f67a134f688a727c775539df25

  • memory/1016-67-0x0000000074F50000-0x00000000754FB000-memory.dmp
    Filesize

    5.7MB

  • memory/1016-55-0x0000000074F50000-0x00000000754FB000-memory.dmp
    Filesize

    5.7MB

  • memory/1016-56-0x0000000074F50000-0x00000000754FB000-memory.dmp
    Filesize

    5.7MB

  • memory/1016-54-0x0000000075AE1000-0x0000000075AE3000-memory.dmp
    Filesize

    8KB

  • memory/1236-75-0x0000000000080000-0x0000000000110000-memory.dmp
    Filesize

    576KB

  • memory/1236-63-0x0000000000080000-0x0000000000110000-memory.dmp
    Filesize

    576KB

  • memory/1236-65-0x000000000048B2BE-mapping.dmp
  • memory/1236-60-0x0000000000080000-0x0000000000110000-memory.dmp
    Filesize

    576KB

  • memory/1236-68-0x0000000000080000-0x0000000000110000-memory.dmp
    Filesize

    576KB

  • memory/1236-66-0x0000000000080000-0x0000000000110000-memory.dmp
    Filesize

    576KB

  • memory/1236-72-0x0000000000080000-0x0000000000110000-memory.dmp
    Filesize

    576KB

  • memory/1236-59-0x0000000000080000-0x0000000000110000-memory.dmp
    Filesize

    576KB

  • memory/1236-77-0x0000000074EE0000-0x000000007548B000-memory.dmp
    Filesize

    5.7MB

  • memory/1236-78-0x0000000074EE0000-0x000000007548B000-memory.dmp
    Filesize

    5.7MB

  • memory/1236-62-0x0000000000080000-0x0000000000110000-memory.dmp
    Filesize

    576KB

  • memory/1324-57-0x0000000000000000-mapping.dmp
  • memory/1760-79-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1760-82-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1760-84-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1760-86-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1760-88-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1760-89-0x0000000000444D30-mapping.dmp
  • memory/1760-92-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1760-93-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1760-94-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB

  • memory/1760-80-0x0000000000400000-0x000000000045C000-memory.dmp
    Filesize

    368KB