Analysis

  • max time kernel
    138s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/08/2023, 07:12

General

  • Target

    ACCOUNTING STATEMENT.exe

  • Size

    882KB

  • MD5

    752f2c3589148fc83a4d602e4670faec

  • SHA1

    84ae1cc5b764c406989a02818b3b33eba32359ec

  • SHA256

    a5299852cbd114f85d0ef4a8605caf998214014e89348d7af5d9df0c096a8863

  • SHA512

    e57d51d79b7130d745e7b752f30c1b4de07aaf009ad8325652e652711cb7b0760a75c26551dc266e300b5a29d982f3c588e0773d8205a9af82f17e7d2fb39794

  • SSDEEP

    24576:M1YYRs6CE3jLMpppdpppppUO9Rs6CE3jLMpppdpppppUOIOguc02ZccLbB:KZRs6CE3jLbO9Rs6CE3jLbOQub2HPB

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 1 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ACCOUNTING STATEMENT.exe
    "C:\Users\Admin\AppData\Local\Temp\ACCOUNTING STATEMENT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1504
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kawntyAd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9CE2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4176
    • C:\Users\Admin\AppData\Local\Temp\ACCOUNTING STATEMENT.exe
      "{path}"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ACCOUNTING STATEMENT.exe.log

    Filesize

    1KB

    MD5

    17573558c4e714f606f997e5157afaac

    SHA1

    13e16e9415ceef429aaf124139671ebeca09ed23

    SHA256

    c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

    SHA512

    f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

  • C:\Users\Admin\AppData\Local\Temp\tmp9CE2.tmp

    Filesize

    1KB

    MD5

    f1153853176c5cb25cb41d7709b65e2e

    SHA1

    dee970ca74f005aad8efc72e10567288e93dadc3

    SHA256

    c30d13cf63e219cf7148919b8a6564330302ddd49ee408d2bcbb3c4e8048f199

    SHA512

    bba86c276e307fdc68497fc9e95a83222b0df6e3ca45728d7db7408f0cff4f7ce6aaa6c2e9925ca637f2ac9a01dca6cfcdf90f64e229ceb4a766908ac4200501

  • memory/1504-138-0x00000000058E0000-0x00000000058F0000-memory.dmp

    Filesize

    64KB

  • memory/1504-150-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1504-137-0x0000000005930000-0x00000000059C2000-memory.dmp

    Filesize

    584KB

  • memory/1504-133-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1504-139-0x0000000005900000-0x000000000590A000-memory.dmp

    Filesize

    40KB

  • memory/1504-140-0x0000000005B20000-0x0000000005B76000-memory.dmp

    Filesize

    344KB

  • memory/1504-141-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/1504-142-0x00000000058E0000-0x00000000058F0000-memory.dmp

    Filesize

    64KB

  • memory/1504-135-0x00000000057F0000-0x000000000588C000-memory.dmp

    Filesize

    624KB

  • memory/1504-136-0x0000000005E40000-0x00000000063E4000-memory.dmp

    Filesize

    5.6MB

  • memory/1504-134-0x0000000000DB0000-0x0000000000E92000-memory.dmp

    Filesize

    904KB

  • memory/2212-146-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2212-151-0x00000000051E0000-0x00000000051F0000-memory.dmp

    Filesize

    64KB

  • memory/2212-149-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-152-0x0000000005260000-0x00000000052C6000-memory.dmp

    Filesize

    408KB

  • memory/2212-154-0x00000000068E0000-0x0000000006930000-memory.dmp

    Filesize

    320KB

  • memory/2212-155-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2212-156-0x00000000051E0000-0x00000000051F0000-memory.dmp

    Filesize

    64KB