Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 18:51

General

  • Target

    NewOrder160620209988.exe

  • Size

    873KB

  • MD5

    773ed1d737209e588bd14991930dd95d

  • SHA1

    4561afe4f73911c22c49c55d85cc56ce950d0d10

  • SHA256

    5680e271889058770b8e1e0511477865407735b5bbe46766599c6d0c88f74a43

  • SHA512

    f2c228db2873e9ff2555e0df41c89f0ef790efdc65e45d9aeb2cd04007da2549cba4152147d06e6dc2f4a3e1dc8869f25c0bfca84f35e620dec2ea57bb409e9e

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.urban.co.th
  • Port:
    587
  • Username:
    info@urban.co.th
  • Password:
    Urban@1143

Signatures

  • HawkEye

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

  • NirSoft MailPassView 7 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 7 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 11 IoCs
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 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 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NewOrder160620209988.exe
    "C:\Users\Admin\AppData\Local\Temp\NewOrder160620209988.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3428
    • C:\Users\Admin\AppData\Local\Temp\NewOrder160620209988.exe
      "C:\Users\Admin\AppData\Local\Temp\NewOrder160620209988.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4668
      • C:\Users\Admin\AppData\Roaming\Windows Update.exe
        "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:5072
        • C:\Users\Admin\AppData\Roaming\Windows Update.exe
          "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4648
          • 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
            PID:4048
          • 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⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1624

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\SysInfo.txt
    Filesize

    58B

    MD5

    1304e9c2f75764d945251c15a24f875d

    SHA1

    24268c619fe84dde806cc2b9a669b225de43f3dd

    SHA256

    6c5038b38e5172a712b5f9841ce40050249b6cca67c1d75b974364b44e7fa5a0

    SHA512

    cd5d1c9f0a13c64da968bd75c4f917acf0cd2a46937d871cccbd3b1e9f7f1b806055ec8638cb4f03e88b7aa99419481a790376dd4cd2d7008afcdb896418134a

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

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • C:\Users\Admin\AppData\Roaming\Windows Update.exe
    Filesize

    873KB

    MD5

    773ed1d737209e588bd14991930dd95d

    SHA1

    4561afe4f73911c22c49c55d85cc56ce950d0d10

    SHA256

    5680e271889058770b8e1e0511477865407735b5bbe46766599c6d0c88f74a43

    SHA512

    f2c228db2873e9ff2555e0df41c89f0ef790efdc65e45d9aeb2cd04007da2549cba4152147d06e6dc2f4a3e1dc8869f25c0bfca84f35e620dec2ea57bb409e9e

  • C:\Users\Admin\AppData\Roaming\Windows Update.exe
    Filesize

    873KB

    MD5

    773ed1d737209e588bd14991930dd95d

    SHA1

    4561afe4f73911c22c49c55d85cc56ce950d0d10

    SHA256

    5680e271889058770b8e1e0511477865407735b5bbe46766599c6d0c88f74a43

    SHA512

    f2c228db2873e9ff2555e0df41c89f0ef790efdc65e45d9aeb2cd04007da2549cba4152147d06e6dc2f4a3e1dc8869f25c0bfca84f35e620dec2ea57bb409e9e

  • C:\Users\Admin\AppData\Roaming\Windows Update.exe
    Filesize

    873KB

    MD5

    773ed1d737209e588bd14991930dd95d

    SHA1

    4561afe4f73911c22c49c55d85cc56ce950d0d10

    SHA256

    5680e271889058770b8e1e0511477865407735b5bbe46766599c6d0c88f74a43

    SHA512

    f2c228db2873e9ff2555e0df41c89f0ef790efdc65e45d9aeb2cd04007da2549cba4152147d06e6dc2f4a3e1dc8869f25c0bfca84f35e620dec2ea57bb409e9e

  • memory/1624-153-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/1624-150-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/1624-152-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/1624-149-0x0000000000000000-mapping.dmp
  • memory/3428-131-0x00000000024D0000-0x00000000024D8000-memory.dmp
    Filesize

    32KB

  • memory/4048-145-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/4048-148-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/4048-147-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/4048-144-0x0000000000000000-mapping.dmp
  • memory/4648-141-0x0000000000AD0000-0x0000000000B58000-memory.dmp
    Filesize

    544KB

  • memory/4648-142-0x0000000074ED0000-0x0000000075481000-memory.dmp
    Filesize

    5.7MB

  • memory/4648-138-0x0000000000000000-mapping.dmp
  • memory/4668-130-0x0000000000000000-mapping.dmp
  • memory/4668-134-0x0000000074ED0000-0x0000000075481000-memory.dmp
    Filesize

    5.7MB

  • memory/4668-133-0x0000000000B00000-0x0000000000B88000-memory.dmp
    Filesize

    544KB

  • memory/4668-132-0x0000000000B00000-0x0000000000B88000-memory.dmp
    Filesize

    544KB

  • memory/5072-135-0x0000000000000000-mapping.dmp