Overview

overview

10

Static

static

3

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-09-2024 14:06

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General

  • Target

    file.exe

  • Size

    394KB

  • MD5

    64bb15a561342db08d8362ab5b83f37f

  • SHA1

    9fcd468bc8ebcc5dd1bf98329824bb5fc8c2b255

  • SHA256

    84cf6bb876853f4b8bfe9d3b27baf91bb04dd29031d1724b78337a28985c676d

  • SHA512

    4e558b7e8353458adc6066ec8a363ce82810483185b40a7e5a64aedc29aff71b8362e68c54e679c2a63a76bdeb400d5f8f6ef6ce91646589c08d52c4ee9e3a53

  • SSDEEP

    12288:hLHiRiF5lT7ODeIbuH5+zte+NyLt/8DERu:hLHiReODeIbuH5gtbNyiE

Score
10/10
lummavidar58cd250b15e666e5f72fcf5caa6cb131credential_accessdiscoverypersistencespywarestealer

Malware Config

Extracted

Family

vidar

Version

11

Botnet

58cd250b15e666e5f72fcf5caa6cb131

C2

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

lumma

C2

https://surroundeocw.shop/api

https://racedsuitreow.shop/api

https://defenddsouneuw.shop/api

https://deallyharvenw.shop/api

https://priooozekw.shop/api

https://pumpkinkwquo.shop/api

https://abortinoiwiam.shop/api

https://covvercilverow.shop/api

Signatures

  • Detect Vidar Stealer 13 IoCs
    stealer
  • Lumma Stealer, LummaC

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

    stealerlumma
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

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

    Malicious Access or copy of Web Browser Credential store.

    credential_accessstealer
  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Drops startup file 64 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

    credential_accessstealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Adds Run key to start application 2 TTPs 64 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

    discovery
  • 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
    evasion
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Checks computer location settings
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4956
      • C:\ProgramData\BGIIDAEBGC.exe
        "C:\ProgramData\BGIIDAEBGC.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4564
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4144
      • C:\ProgramData\IIDHJDGCGD.exe
        "C:\ProgramData\IIDHJDGCGD.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4924
        • C:\Users\Admin\AppData\Local\Temp\Software\IDSM.exe
          "C:\Users\Admin\AppData\Local\Temp\Software\IDSM.exe"
          4⤵
          • Checks computer location settings
          • Drops startup file
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4124
          • C:\Users\Admin\AppData\Local\Temp\Software\MSDNG.exe
            "C:\Users\Admin\AppData\Local\Temp\Software\MSDNG.exe" --checker
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4340
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\CFIEBKEHCAKF" & exit
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4612
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 10
          4⤵
          • System Location Discovery: System Language Discovery
          • Delays execution with timeout.exe
          PID:4808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\BGIIDAEBGC.exe
    Filesize

    362KB

    MD5

    583886f724d722f72c3ae477b0d2d40f

    SHA1

    7234b70620f127f291e3755385299dfe6d3fdfbd

    SHA256

    1957ace1277b9ac0b49bdce7485dfb01cdd208dc489e9ae079b528ef212b39ec

    SHA512

    499dc5703f327ef774eb44ce500b7219f102b44b6622e14fa01c02c8e399ebaae3021bbe992606677a0df64fb213f0932ca4e6d28e3e46ab08a4431aa5dc662b

    Download Submit

  • C:\ProgramData\IIDHJDGCGD.exe
    Filesize

    409KB

    MD5

    39af78c7dafc5b1b5b42268fd412b6fd

    SHA1

    f91d6871cb72874f02d58a8ca099941696b69729

    SHA256

    3878f5b404de6159915d9eb4e00a59dd303c2e36ec1d36a883c47e0d51462556

    SHA512

    bd7fdf9dd91c0039da3e1c5427c4afb2558ed2e375583dbdb39dfd2578ab2e204f0d7d92e79d178ebf06cc30ce38f169998554129aec73ee8c244e09ff685f4d

    Download Submit

  • C:\ProgramData\mozglue.dll
    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

    Download Submit

  • C:\ProgramData\nss3.dll
    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IDSM_f75fd2cf6c8245d59951f88384fab686.lnk
    Filesize

    1KB

    MD5

    33de597924858681ebd2a12a6ffa9581

    SHA1

    f99399d7f8f3fef6eb1996b0d69bf11da5106087

    SHA256

    f314868af7a1de142b6193bbb6a6f6e68e34b69e3ad24898edefccb45b392a3c

    SHA512

    1b31ffa3bab5b2b48f97052a637fb138115f34121bd62138b5cf3a3ce398476404202e6e6f0271826a97216d6550d469a46d62808cbdf4c52959d9faddf1337b

    Download Submit

  • memory/1308-1-0x0000000000320000-0x0000000000388000-memory.dmp

    Filesize

    416KB

    Download

  • memory/1308-9-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/1308-0-0x000000007524E000-0x000000007524F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1308-78-0x0000000075240000-0x00000000759F0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/4144-122-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download

  • memory/4144-114-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download

  • memory/4144-117-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download

  • memory/4564-100-0x0000000072B2E000-0x0000000072B2F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4564-269-0x0000000072B20000-0x00000000732D0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/4564-121-0x0000000072B20000-0x00000000732D0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/4564-101-0x0000000000C70000-0x0000000000CD0000-memory.dmp

    Filesize

    384KB

    Download

  • memory/4924-124-0x0000000001160000-0x0000000001161000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4924-123-0x0000000000950000-0x00000000009FA000-memory.dmp

    Filesize

    680KB

    Download

  • memory/4956-77-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-19-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-18-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-86-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-79-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-6-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-8-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-87-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-36-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-21-0x0000000024DB0000-0x000000002500F000-memory.dmp

    Filesize

    2.4MB

    Download

  • memory/4956-35-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-53-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-3-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download

  • memory/4956-52-0x0000000000400000-0x0000000000676000-memory.dmp

    Filesize

    2.5MB

    Download