Analysis

  • max time kernel
    78s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 02:35

General

  • Target

    fa2e957273059aeebb840921dbbc8857115eeb0277dfad5716b70b26a23aa820.exe

  • Size

    347KB

  • MD5

    ca5faa77d0bc3a6e946b0b225aef3cb2

  • SHA1

    f604e5b34395b7bbacb23ad6de49b396ad43e4d0

  • SHA256

    fa2e957273059aeebb840921dbbc8857115eeb0277dfad5716b70b26a23aa820

  • SHA512

    8e4146fdcdc681640901100b363e94e1133e11ee2975509d5dfd443f49c0a9d2ab65ed10aad5358c139dbfc0cff7db9a4f2d2edc9ee37cb50bf1677f39231c36

  • SSDEEP

    6144:ZLNfr9ti3Q7FnY3gH+X+0qH77kliXQIxZetZvuyLEHyglIADG8elA:Zhfrbi3Qt+WKBk7giXQfaXxDv

Malware Config

Extracted

Family

cryptbot

C2

veoalm42.top

moruhx04.top

Attributes
  • payload_url

    http://tynjua14.top/download.php?file=lv.exe

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Cryptbot family
  • Deletes itself 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa2e957273059aeebb840921dbbc8857115eeb0277dfad5716b70b26a23aa820.exe
    "C:\Users\Admin\AppData\Local\Temp\fa2e957273059aeebb840921dbbc8857115eeb0277dfad5716b70b26a23aa820.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\vlKedqaC & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\fa2e957273059aeebb840921dbbc8857115eeb0277dfad5716b70b26a23aa820.exe"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2340
      • C:\Windows\SysWOW64\timeout.exe
        timeout 4
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2292-0-0x00000000002A0000-0x00000000002C5000-memory.dmp

    Filesize

    148KB

  • memory/2292-1-0x0000000000350000-0x0000000000395000-memory.dmp

    Filesize

    276KB

  • memory/2292-2-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2292-4-0x00000000002A0000-0x00000000002C5000-memory.dmp

    Filesize

    148KB

  • memory/2292-5-0x0000000000350000-0x0000000000395000-memory.dmp

    Filesize

    276KB

  • memory/2292-6-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2292-3-0x0000000000400000-0x0000000002F1D000-memory.dmp

    Filesize

    43.1MB