Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-05-2023 15:08

General

  • Target

    PO Order Samples XLs.exe

  • Size

    1.6MB

  • MD5

    0e3b3c9892de34fed68f762b64d35234

  • SHA1

    6346e2413f94f0694727bfb0091af6c4ca95cb01

  • SHA256

    90ce14826f31be76d23efe014a0655ac9b7074193a182483fbca949eb84ea1d2

  • SHA512

    90fd347cc905542900572aa66537ec0cf3179ec4c5575cc901caba1f4f886d79d4360866d5c917a62140ce5d6e39e7bf72bf764da5618532725f2b9b870dd819

  • SSDEEP

    49152:hgLbWFV4frG/x78HmO3yd2OluON4fA9u:6LbWHd78Hm

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.lucd.ru
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    obum@911

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
  • 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO Order Samples XLs.exe
    "C:\Users\Admin\AppData\Local\Temp\PO Order Samples XLs.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2144
    • C:\Users\Admin\AppData\Local\Temp\PO Order Samples XLs.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:3964
      • 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:1296
      • 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⤵
          PID:2040

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO Order Samples XLs.exe.log

      Filesize

      1KB

      MD5

      17573558c4e714f606f997e5157afaac

      SHA1

      13e16e9415ceef429aaf124139671ebeca09ed23

      SHA256

      c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

      SHA512

      f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

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

      Filesize

      3KB

      MD5

      f94dc819ca773f1e3cb27abbc9e7fa27

      SHA1

      9a7700efadc5ea09ab288544ef1e3cd876255086

      SHA256

      a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

      SHA512

      72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

    • memory/1296-154-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1296-153-0x0000000000420000-0x00000000004E9000-memory.dmp

      Filesize

      804KB

    • memory/1296-152-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1296-150-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2040-157-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2040-159-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2040-166-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2040-163-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2144-135-0x00000000050B0000-0x0000000005654000-memory.dmp

      Filesize

      5.6MB

    • memory/2144-139-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/2144-138-0x0000000004D90000-0x0000000004DE6000-memory.dmp

      Filesize

      344KB

    • memory/2144-137-0x0000000004B60000-0x0000000004B6A000-memory.dmp

      Filesize

      40KB

    • memory/2144-136-0x0000000004BA0000-0x0000000004C32000-memory.dmp

      Filesize

      584KB

    • memory/2144-140-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/2144-134-0x0000000004A50000-0x0000000004AEC000-memory.dmp

      Filesize

      624KB

    • memory/2144-133-0x00000000000B0000-0x0000000000250000-memory.dmp

      Filesize

      1.6MB

    • memory/3964-156-0x0000000005840000-0x0000000005850000-memory.dmp

      Filesize

      64KB

    • memory/3964-144-0x0000000005840000-0x0000000005850000-memory.dmp

      Filesize

      64KB

    • memory/3964-147-0x0000000007A20000-0x0000000007A86000-memory.dmp

      Filesize

      408KB

    • memory/3964-155-0x0000000005840000-0x0000000005850000-memory.dmp

      Filesize

      64KB

    • memory/3964-141-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/3964-167-0x0000000005840000-0x0000000005850000-memory.dmp

      Filesize

      64KB