Analysis

  • max time kernel
    141s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/09/2024, 10:35

General

  • Target

    0a69d3ba92afa086f53a06a4cad12eb3cd866cc3498f0ab7c0b762949226b52b.exe

  • Size

    8.0MB

  • MD5

    9691989ff51f7fc8ab2f6f43d7d00ed4

  • SHA1

    82be5e566b2bc4fcd9989fcc4129e338b71eaeb4

  • SHA256

    0a69d3ba92afa086f53a06a4cad12eb3cd866cc3498f0ab7c0b762949226b52b

  • SHA512

    902fd3abe8eb8a5e3c6548f0ac471d5034df405510ad7f88f56010d18e59f6731ba9ecf89d2fc0eb837755bf66d85686d7fa10094172b86b658e9b78a0958b8f

  • SSDEEP

    196608:Sx7DhAj/QmUqyCXyYObER5nREx457iqpl0Kfqnu3wkywaw:ISjYxqbX5OQRV+G7R0KiuRKw

Malware Config

Extracted

Family

cryptbot

C2

eihtvd18vs.top

analforeverlovyu.top

Attributes
  • url_path

    /v1/upload.php

Extracted

Family

lumma

C2

https://professinowpqqz.shop/api

Signatures

  • CryptBot

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

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a69d3ba92afa086f53a06a4cad12eb3cd866cc3498f0ab7c0b762949226b52b.exe
    "C:\Users\Admin\AppData\Local\Temp\0a69d3ba92afa086f53a06a4cad12eb3cd866cc3498f0ab7c0b762949226b52b.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3588
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3996
      • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
        "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3988
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:380
      • C:\Users\Admin\AppData\Local\Temp\service123.exe
        "C:\Users\Admin\AppData\Local\Temp\service123.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1972
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4848
  • C:\Users\Admin\AppData\Local\Temp\service123.exe
    C:\Users\Admin\AppData\Local\Temp\/service123.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:2156
  • C:\Users\Admin\AppData\Local\Temp\service123.exe
    C:\Users\Admin\AppData\Local\Temp\/service123.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:5104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe

    Filesize

    21.5MB

    MD5

    98b941f7d27784673cfee33a67c2a6af

    SHA1

    894acf7f7bd276caab3f7b090c43c5803c2068c4

    SHA256

    7b796534a2751b12db07d851038a11aa11681e7062cbffbe37456ffccd52f434

    SHA512

    1ac33e7c671601e0ce5594d13e2d9c8b79a362a1dc3c618312b70f22d235798e0911990088cb0457001522ec25381af980585784797b88f1ecd71b5ebf4403ad

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x86.exe

    Filesize

    6.4MB

    MD5

    26416a887535a36af2e12c27489465b9

    SHA1

    6640c75bc2a0550e0aacdefaa17ed09072226cef

    SHA256

    faa27c3fbb27293665ae5d80c4401dbb7f877a55bbcc3010892242e2cbfee9af

    SHA512

    2a0a90ceabeac88d6b6c57d7d2a12650106f8d85e5b39e12793805e472f6dc6430696a85f79b9de56398607cd347b34175662962123c4761aeb89533b62ab273

  • memory/380-25-0x0000000000400000-0x0000000001071000-memory.dmp

    Filesize

    12.4MB

  • memory/380-38-0x0000000000400000-0x0000000001071000-memory.dmp

    Filesize

    12.4MB

  • memory/380-26-0x0000000000400000-0x0000000001071000-memory.dmp

    Filesize

    12.4MB

  • memory/1972-40-0x0000000000140000-0x0000000000151000-memory.dmp

    Filesize

    68KB

  • memory/1972-41-0x0000000073890000-0x00000000739CC000-memory.dmp

    Filesize

    1.2MB

  • memory/2156-48-0x0000000000140000-0x0000000000151000-memory.dmp

    Filesize

    68KB

  • memory/3988-21-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3988-16-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3988-15-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3988-14-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/5104-63-0x0000000000140000-0x0000000000151000-memory.dmp

    Filesize

    68KB