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
    150s
  • 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 13:22

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General

  • Target

    file.exe

  • Size

    197KB

  • MD5

    8f51409e0119d80da56d1bcddbe960b7

  • SHA1

    5ddf8d0198b0646472038f887caaee50f35f4f2e

  • SHA256

    f7d5e31a90a7a436fb88277e0920c9675b69fa37eee1b97120a27f792ea8ca1d

  • SHA512

    bafc8becd7958405e3d6ec195483d2e20bd6eb52a89845ad9fcc0351d54525d03599f66bdf0440f421e25f1ad482a2bc85eb017d8239b7525944be908af391d1

  • SSDEEP

    3072:yrsR+CX0WGYN8vWneNvsR4cByR28jzzlpcJO9hVpfCV0MY7QxFJn2IK:wsP0WGY7jR4ccfe0P7qJ2

Score
10/10
lummastealcvidar3a15237aa92dcd8ccca447211fb5fc2adefaultcredential_accessdiscoverypersistencespywarestealer

Malware Config

Extracted

Family

stealc

Botnet

default

C2

http://46.8.231.109

Attributes
  • url_path

    /c4754d4f680ead72.php

Extracted

Family

vidar

Version

11

Botnet

3a15237aa92dcd8ccca447211fb5fc2a

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
  • Stealc

    Stealc is an infostealer written in C++.

    stealerstealc
  • 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 4 IoCs

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

  • Drops startup file 64 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 4 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 4 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 17 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 4 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 3 IoCs
  • Suspicious use of WriteProcessMemory 64 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:3088
    • 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:3248
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminFCFBGIDAEH.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2272
        • C:\Users\AdminFCFBGIDAEH.exe
          "C:\Users\AdminFCFBGIDAEH.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3924
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            5⤵
              PID:4948
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
              5⤵
                PID:3936
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                5⤵
                • System Location Discovery: System Language Discovery
                PID:4916
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\AdminJDBGDHIIDA.exe"
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4204
            • C:\Users\AdminJDBGDHIIDA.exe
              "C:\Users\AdminJDBGDHIIDA.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:4004
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                5⤵
                  PID:2624
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                  5⤵
                  • 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:3240
                  • C:\ProgramData\BAKJKFHCAE.exe
                    "C:\ProgramData\BAKJKFHCAE.exe"
                    6⤵
                    • Executes dropped EXE
                    • Suspicious use of SetThreadContext
                    • System Location Discovery: System Language Discovery
                    PID:2208
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                      7⤵
                      • System Location Discovery: System Language Discovery
                      PID:2080
                  • C:\ProgramData\JKECGDBFCB.exe
                    "C:\ProgramData\JKECGDBFCB.exe"
                    6⤵
                    • Drops startup file
                    • Executes dropped EXE
                    • Adds Run key to start application
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4876
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\CGCFBFBGHDGD" & exit
                    6⤵
                    • System Location Discovery: System Language Discovery
                    PID:456
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout /t 10
                      7⤵
                      • System Location Discovery: System Language Discovery
                      • Delays execution with timeout.exe
                      PID:4556
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\RoamingDAKFIDHDGI.exe"
              3⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1908
              • C:\Users\Admin\AppData\RoamingDAKFIDHDGI.exe
                "C:\Users\Admin\AppData\RoamingDAKFIDHDGI.exe"
                4⤵
                • Checks computer location settings
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:4632
                • C:\Users\Admin\AppData\Local\Temp\Software\IDSM.exe
                  "C:\Users\Admin\AppData\Local\Temp\Software\IDSM.exe"
                  5⤵
                  • 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:1316
                  • C:\Users\Admin\AppData\Local\Temp\Software\MSDNG.exe
                    "C:\Users\Admin\AppData\Local\Temp\Software\MSDNG.exe" --checker
                    6⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2232

        Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        • C:\ProgramData\CGCFBFBGHDGD\BKFBAK
          Filesize

          11KB

          MD5

          0b5cdba0c4184359e0ee2d5651cc9d47

          SHA1

          7d215274aba125ec3caeff0f11270319d946b9f2

          SHA256

          25e389e4af258a391c419c2a656df15fa379dc55c534202b8845e9b1fc680e34

          SHA512

          9f67ecdfa1a62aa1d56f0e0e64d9aac42cc0d5a760bfbe366f047fac12fde66c5096383007f0c305a7cc260fe5b1e10ccf70f60d49d93ecac527bebfc5877f27

          Download Submit

        • C:\ProgramData\CGCFBFBGHDGD\DAKEHI
          Filesize

          114KB

          MD5

          c3311360e96fcf6ea559c40a78ede854

          SHA1

          562ada1868020814b25b5dbbdbcb5a9feb9eb6ba

          SHA256

          9372c1ee21c8440368f6dd8f6c9aeda24f2067056050fab9d4e050a75437d75b

          SHA512

          fef308d10d04d9a3de7db431a9ab4a47dc120bfe0d7ae7db7e151802c426a46b00426b861e7e57ac4d6d21dde6289f278b2dbf903d4d1d6b117e77467ab9cf65

          Download Submit

        • C:\ProgramData\CGCFBFBGHDGD\GDHIII
          Filesize

          116KB

          MD5

          f70aa3fa04f0536280f872ad17973c3d

          SHA1

          50a7b889329a92de1b272d0ecf5fce87395d3123

          SHA256

          8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

          SHA512

          30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

          Download Submit

        • C:\ProgramData\freebl3.dll
          Filesize

          669KB

          MD5

          550686c0ee48c386dfcb40199bd076ac

          SHA1

          ee5134da4d3efcb466081fb6197be5e12a5b22ab

          SHA256

          edd043f2005dbd5902fc421eabb9472a7266950c5cbaca34e2d590b17d12f5fa

          SHA512

          0b7f47af883b99f9fbdc08020446b58f2f3fa55292fd9bc78fc967dd35bdd8bd549802722de37668cc89ede61b20359190efbfdf026ae2bdc854f4740a54649e

          Download Submit

        • C:\ProgramData\mozglue.dll
          Filesize

          593KB

          MD5

          c8fd9be83bc728cc04beffafc2907fe9

          SHA1

          95ab9f701e0024cedfbd312bcfe4e726744c4f2e

          SHA256

          ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

          SHA512

          fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

          Download Submit

        • C:\ProgramData\msvcp140.dll
          Filesize

          439KB

          MD5

          5ff1fca37c466d6723ec67be93b51442

          SHA1

          34cc4e158092083b13d67d6d2bc9e57b798a303b

          SHA256

          5136a49a682ac8d7f1ce71b211de8688fce42ed57210af087a8e2dbc8a934062

          SHA512

          4802ef62630c521d83a1d333969593fb00c9b38f82b4d07f70fbd21f495fea9b3f67676064573d2c71c42bc6f701992989742213501b16087bb6110e337c7546

          Download Submit

        • C:\ProgramData\nss3.dll
          Filesize

          2.0MB

          MD5

          1cc453cdf74f31e4d913ff9c10acdde2

          SHA1

          6e85eae544d6e965f15fa5c39700fa7202f3aafe

          SHA256

          ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

          SHA512

          dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

          Download Submit

        • C:\ProgramData\softokn3.dll
          Filesize

          251KB

          MD5

          4e52d739c324db8225bd9ab2695f262f

          SHA1

          71c3da43dc5a0d2a1941e874a6d015a071783889

          SHA256

          74ebbac956e519e16923abdc5ab8912098a4f64e38ddcb2eae23969f306afe5a

          SHA512

          2d4168a69082a9192b9248f7331bd806c260478ff817567df54f997d7c3c7d640776131355401e4bdb9744e246c36d658cb24b18de67d8f23f10066e5fe445f6

          Download Submit

        • C:\ProgramData\vcruntime140.dll
          Filesize

          78KB

          MD5

          a37ee36b536409056a86f50e67777dd7

          SHA1

          1cafa159292aa736fc595fc04e16325b27cd6750

          SHA256

          8934aaeb65b6e6d253dfe72dea5d65856bd871e989d5d3a2a35edfe867bb4825

          SHA512

          3a7c260646315cf8c01f44b2ec60974017496bd0d80dd055c7e43b707cadba2d63aab5e0efd435670aa77886ed86368390d42c4017fc433c3c4b9d1c47d0f356

          Download Submit

        • C:\Users\AdminFCFBGIDAEH.exe
          Filesize

          362KB

          MD5

          583886f724d722f72c3ae477b0d2d40f

          SHA1

          7234b70620f127f291e3755385299dfe6d3fdfbd

          SHA256

          1957ace1277b9ac0b49bdce7485dfb01cdd208dc489e9ae079b528ef212b39ec

          SHA512

          499dc5703f327ef774eb44ce500b7219f102b44b6622e14fa01c02c8e399ebaae3021bbe992606677a0df64fb213f0932ca4e6d28e3e46ab08a4431aa5dc662b

          Download Submit

        • C:\Users\AdminJDBGDHIIDA.exe
          Filesize

          394KB

          MD5

          c41324a0ed75ade060a048d20be4bb0b

          SHA1

          cb60c01d5de4c7666095e61553573e813625d177

          SHA256

          ef0ad84528750e2dc891ed819018c7c0d28fe038c92fd2612a5f26ad9863736c

          SHA512

          7874707dfb5c2107f24d6889b4720fe8bc127028f49b6a88869b0769f8956bb4135a3a3b926e03adfcfb5dddf5475451ad7ec7bac106751eb34015e4b9ee116c

          Download Submit

        • C:\Users\Admin\AppData\RoamingDAKFIDHDGI.exe
          Filesize

          409KB

          MD5

          39af78c7dafc5b1b5b42268fd412b6fd

          SHA1

          f91d6871cb72874f02d58a8ca099941696b69729

          SHA256

          3878f5b404de6159915d9eb4e00a59dd303c2e36ec1d36a883c47e0d51462556

          SHA512

          bd7fdf9dd91c0039da3e1c5427c4afb2558ed2e375583dbdb39dfd2578ab2e204f0d7d92e79d178ebf06cc30ce38f169998554129aec73ee8c244e09ff685f4d

          Download Submit

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IDSM_283fb2763ab240ee9e32f6f921abfda5.lnk
          Filesize

          1KB

          MD5

          8876bd17037de341af55990567741792

          SHA1

          12f4e95cfd21f711e74c1b32be8e716d8db8e1ef

          SHA256

          3b0520d0a1f49d78971fef6625e92b31a78389365b4f04cf829858e417301372

          SHA512

          577f77399b5704d98c1f45f1fec7473641037a52e7e26edfc339d4b8d096fc594a3f0be58ff8ec52cee74470e35ba0282ad8fc6b00ce79f5adfcc0dce6234631

          Download Submit

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IDSM_4f5ee379d5e6421db05188baa46fd8cc.lnk
          Filesize

          1KB

          MD5

          070ea073d9ba05c6c9458b98e6a7fe95

          SHA1

          cf6d53f510cd88c8a6d7b6696c20f9adc352e8f9

          SHA256

          9603990c09c5a1d99b458ff881cd37709491010652afbc90bd796032218bafb0

          SHA512

          c20b809b69914e97e5c7f76c559a03fd8e23f9483e5ffb8d9a4a13cd5d32666e68cacfe4afd3c94e8ad5f59195ed923f36ae1239b982a7b58df1bedb33891454

          Download Submit

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IDSM_e0a37f564e914ad0ac06299bb79b505a.lnk
          Filesize

          1KB

          MD5

          45ceee31eeb8bd69da59de21011e8d96

          SHA1

          8c6c7473a11c0117bcb32ea3646d4a5b7c525b57

          SHA256

          6112c77a0bd313fd33e721b2d320ac75e72d20448f7789c1664bc8f636bddfd3

          SHA512

          ef489f98d04997700ff923262afc9f3c263d5314e7bb9c6ca7a996179c54590ca227cff971fd1838981e484bbc15860bf304a86a553df33e5005772a8b5da0b6

          Download Submit

        • memory/3088-0-0x0000000074EDE000-0x0000000074EDF000-memory.dmp

          Filesize

          4KB

          Download

        • memory/3088-5-0x0000000074ED0000-0x0000000075680000-memory.dmp

          Filesize

          7.7MB

          Download

        • memory/3088-1-0x0000000000D20000-0x0000000000D58000-memory.dmp

          Filesize

          224KB

          Download

        • memory/3088-161-0x0000000074ED0000-0x0000000075680000-memory.dmp

          Filesize

          7.7MB

          Download

        • memory/3240-119-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-255-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-115-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-371-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-118-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-364-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-339-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-190-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-201-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-214-0x00000000223F0000-0x000000002264F000-memory.dmp

          Filesize

          2.4MB

          Download

        • memory/3240-228-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-238-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-330-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3240-265-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

          Download

        • memory/3248-9-0x0000000061E00000-0x0000000061EF3000-memory.dmp

          Filesize

          972KB

          Download

        • memory/3248-3-0x0000000000400000-0x0000000000643000-memory.dmp

          Filesize

          2.3MB

          Download

        • memory/3248-7-0x0000000000400000-0x0000000000643000-memory.dmp

          Filesize

          2.3MB

          Download

        • memory/3248-8-0x0000000000400000-0x0000000000643000-memory.dmp

          Filesize

          2.3MB

          Download

        • memory/3248-101-0x0000000000400000-0x0000000000643000-memory.dmp

          Filesize

          2.3MB

          Download

        • memory/3924-89-0x0000000000E40000-0x0000000000EA0000-memory.dmp

          Filesize

          384KB

          Download

        • memory/3924-88-0x000000007307E000-0x000000007307F000-memory.dmp

          Filesize

          4KB

          Download

        • memory/4004-93-0x0000000000E60000-0x0000000000EC8000-memory.dmp

          Filesize

          416KB

          Download

        • memory/4632-102-0x0000000001150000-0x0000000001151000-memory.dmp

          Filesize

          4KB

          Download

        • memory/4632-100-0x00000000006F0000-0x000000000079A000-memory.dmp

          Filesize

          680KB

          Download

        • memory/4916-106-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

          Download

        • memory/4916-110-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

          Download

        • memory/4916-109-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

          Download