Analysis

  • max time kernel
    118s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-07-2023 17:38

General

  • Target

    PO#894.exe

  • Size

    1.5MB

  • MD5

    9ae482062c306491334cb178fe919a3e

  • SHA1

    c2f76bc7512dfc45621fc7f23f8b2deb6c45f5f0

  • SHA256

    1f998c6032159b469178389d2cc6debf14c810bd11b3be86a374ee7608d11cac

  • SHA512

    8dcd3ad324ada81ac3c40618b3754aa850f9fbdd4ee26105a28bdd39b62ae0625688827eae5499de6358779f150c7c2f790a136d010b7d55169203253a81bddb

  • SSDEEP

    24576:PXXQKVZnyHJ/mUgHrxpyUdjYxZi/nLzy+yNzbMCms016w33yd2OluON4fA9uCG:PHQ4nypujrxp5YxZ8LzlyZAd/L3yd2O8

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.lucd.ru
  • Port:
    21
  • Username:
    emma2221@lucd.ru
  • Password:
    doll@@2020

Signatures

  • HawkEye

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

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • NirSoft MailPassView 5 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 9 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

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

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO#894.exe
    "C:\Users\Admin\AppData\Local\Temp\PO#894.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:580
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vIAIAyAXewJvJh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp72D9.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4736
    • C:\Users\Admin\AppData\Local\Temp\PO#894.exe
      "{path}"
      2⤵
        PID:2012
      • C:\Users\Admin\AppData\Local\Temp\PO#894.exe
        "{path}"
        2⤵
        • 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:3808
        • 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:4436
        • 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:2428

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Scheduled Task

    1
    T1053

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Virtualization/Sandbox Evasion

    2
    T1497

    Scripting

    1
    T1064

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    5
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    4
    T1082

    Peripheral Device Discovery

    1
    T1120

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO#894.exe.log
      Filesize

      1KB

      MD5

      5200da2e50f24d5d543c3f10674acdcb

      SHA1

      b574a3336839882d799c0a7f635ea238efb934ee

      SHA256

      d2d81c1c9d35bc66149beaa77029bee68664d8512fc1efe373180bab77d61026

      SHA512

      24722a7de3250a6027a411c8b79d0720554c4efd59553f54b94ab77dc21efbf3191e0912901db475f08a6e9c1855d9e9594504d80d27300097418f4384a9d9cb

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

      3KB

      MD5

      f94dc819ca773f1e3cb27abbc9e7fa27

      SHA1

      9a7700efadc5ea09ab288544ef1e3cd876255086

      SHA256

      a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

      SHA512

      72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

    • C:\Users\Admin\AppData\Local\Temp\tmp72D9.tmp
      Filesize

      1KB

      MD5

      b79dfd525530fb425e547e75562965da

      SHA1

      059fe793bd7c6cecc5d61ef8d195f1e0d9535f9e

      SHA256

      71e6562a9ba476b7b3b6e4474ea423263e4417faaa4235ef3d717e7979f87da0

      SHA512

      e7358edca8b2c53dad1204c9049fe5b71638da3b761af87165ccd2b9beaa20e3f648f2c8dafb539cef7c76ae489f568ae3bcb3b51e8f5e18cb145a795ab1cb3b

    • memory/580-133-0x0000000000F70000-0x00000000010F0000-memory.dmp
      Filesize

      1.5MB

    • memory/580-134-0x0000000005A60000-0x0000000005AFC000-memory.dmp
      Filesize

      624KB

    • memory/580-135-0x00000000060B0000-0x0000000006654000-memory.dmp
      Filesize

      5.6MB

    • memory/580-136-0x0000000005BA0000-0x0000000005C32000-memory.dmp
      Filesize

      584KB

    • memory/580-137-0x0000000005B40000-0x0000000005B4A000-memory.dmp
      Filesize

      40KB

    • memory/580-138-0x0000000005D90000-0x0000000005DE6000-memory.dmp
      Filesize

      344KB

    • memory/580-139-0x0000000005DF0000-0x0000000005E00000-memory.dmp
      Filesize

      64KB

    • memory/580-140-0x0000000005DF0000-0x0000000005E00000-memory.dmp
      Filesize

      64KB

    • memory/580-141-0x0000000007F90000-0x0000000007FF6000-memory.dmp
      Filesize

      408KB

    • memory/2428-160-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/2428-162-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/2428-167-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/2428-170-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/3808-158-0x0000000005C60000-0x0000000005C70000-memory.dmp
      Filesize

      64KB

    • memory/3808-159-0x0000000005C60000-0x0000000005C70000-memory.dmp
      Filesize

      64KB

    • memory/3808-148-0x0000000005C60000-0x0000000005C70000-memory.dmp
      Filesize

      64KB

    • memory/3808-166-0x0000000005C60000-0x0000000005C70000-memory.dmp
      Filesize

      64KB

    • memory/3808-145-0x0000000000400000-0x0000000000488000-memory.dmp
      Filesize

      544KB

    • memory/4436-153-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/4436-155-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/4436-157-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB