Analysis

  • max time kernel
    94s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-09-2024 01:36

General

  • Target

    d3dc76e29c6672e790121e3b7acf66eeacefe184e2fc75ad3f2be6e29478e0f2.exe

  • Size

    5.4MB

  • MD5

    36a83d96995c446168b609e1a78be2f2

  • SHA1

    0287565d24362cb66310fd1828f113477faeda5b

  • SHA256

    d3dc76e29c6672e790121e3b7acf66eeacefe184e2fc75ad3f2be6e29478e0f2

  • SHA512

    7a8782e68ca89833d50b73709fccfca1e566566acbac1a6f520c848cdfebc88d3d926ae651a5883f631ccdc7cf8ef85deaad8d55403e0b11db5def14e42c51f9

  • SSDEEP

    98304:VdrNiA8MrTLJfiEOgYjmTSoWWNBQR1KNEU2KxbMrUEAweMDa2AmJImWwu2EoF6:Hhj8MrTL3O5jmeoW920cTMDanmamWU6

Malware Config

Extracted

Family

vidar

Version

11

Botnet

851a571734f99bc6b99c23ec833c0bb8

C2

https://t.me/jamsemlg

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://reinforcenh.shop/api

https://stogeneratmns.shop/api

https://fragnantbui.shop/api

https://drawzhotdog.shop/api

https://vozmeatillu.shop/api

https://offensivedzvju.shop/api

https://ghostreedmnu.shop/api

https://gutterydhowi.shop/api

Extracted

Family

vidar

Version

11

Botnet

c8450254a9a0920212cb81ae7f386da3

C2

https://t.me/jamsemlg

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

Signatures

  • Detect Vidar Stealer 18 IoCs
  • Lumma Stealer, LummaC

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

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • 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 3 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 4 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3dc76e29c6672e790121e3b7acf66eeacefe184e2fc75ad3f2be6e29478e0f2.exe
    "C:\Users\Admin\AppData\Local\Temp\d3dc76e29c6672e790121e3b7acf66eeacefe184e2fc75ad3f2be6e29478e0f2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3492
    • 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
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:844
      • C:\ProgramData\KFHJJDHJEG.exe
        "C:\ProgramData\KFHJJDHJEG.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4948
        • 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:4252
      • C:\ProgramData\DHIJEHJDHJ.exe
        "C:\ProgramData\DHIJEHJDHJ.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3656
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          4⤵
            PID:1800
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
              PID:4188
            • 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
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              PID:2764
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\ECAEGHIJEHJD" & exit
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1464
            • C:\Windows\SysWOW64\timeout.exe
              timeout /t 10
              4⤵
              • System Location Discovery: System Language Discovery
              • Delays execution with timeout.exe
              PID:2604

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\CBGCBGCAFIIE\DAKEHI

        Filesize

        160KB

        MD5

        f310cf1ff562ae14449e0167a3e1fe46

        SHA1

        85c58afa9049467031c6c2b17f5c12ca73bb2788

        SHA256

        e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855

        SHA512

        1196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad

      • C:\ProgramData\DHIJEHJDHJ.exe

        Filesize

        404KB

        MD5

        07beff810640c60bf60464f5e1efb5b0

        SHA1

        2af2ee421ae26a98f9775bfe46821ffb47b406d3

        SHA256

        2161f38eb7e940f7dadbf1cff93e3219846ad9dd1d181aceadddd9b1f549bf70

        SHA512

        1ed5082b2652d1253c13803c3607afe4befa564c03f1203a6ad157f0187482382d7a1438e34a95667495c89a6ebe020d838fe61ec7f697de865fc55a3b031fa5

      • C:\ProgramData\KFHJJDHJEG.exe

        Filesize

        371KB

        MD5

        052eafad306073dc67e384f1f371c415

        SHA1

        27b45865e79e48634533d3971ddf2a0164c4f3bb

        SHA256

        9136c32467cd79e8fdb7ea154540093c005c6cf636bc52d7af6caf170a1a828b

        SHA512

        ad82848aca1d1c7af997c35ebd7fa6a04d01b8d09ab89f6ebeb41fd3c1b147507d6a110602fa3b6a6087b3d1ccf30d9e81f2b76af431da28dc81f4b3c6bd032d

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE

        Filesize

        2KB

        MD5

        f278136b3e1ef36d16735cf0aa8f849f

        SHA1

        894515b3c0a64908fb5dbbbba0ea0aa134156fbb

        SHA256

        4a1c2cef0084a069feaad563975dcc2e2ec7c4b169aac35c96672b4db4a46818

        SHA512

        a2da95a042ffbdca3caadf9f0e194e5e41a865fb2dda024db25853a9b27499d8b515ef390ab4a91e7249b4343635953b21376efcc54a12aced47ade77f6f4a7c

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        Filesize

        2KB

        MD5

        1370fd6a4edeee6cbe1c427d9edf0f2f

        SHA1

        f7446fabeacd1f07655baf58e854d26a4bda44c0

        SHA256

        80ee5ca49c18f2b29d62d079aee6cac6eab60158f62e82bb77d962882ae524d3

        SHA512

        70e94f3d78e20c1f221e62e9d173c9f7816999cf166acd6a5ca7145c0d92641869bef698dffec68721c71dcf30a43a925efe5f6a2ce8f4d63664a083854a9ba5

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12

        Filesize

        1KB

        MD5

        7fb5fa1534dcf77f2125b2403b30a0ee

        SHA1

        365d96812a69ac0a4611ea4b70a3f306576cc3ea

        SHA256

        33a39e9ec2133230533a686ec43760026e014a3828c703707acbc150fe40fd6f

        SHA512

        a9279fd60505a1bfeef6fb07834cad0fd5be02fd405573fc1a5f59b991e9f88f5e81c32fe910f69bdc6585e71f02559895149eaf49c25b8ff955459fd60c0d2e

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

        Filesize

        436B

        MD5

        971c514f84bba0785f80aa1c23edfd79

        SHA1

        732acea710a87530c6b08ecdf32a110d254a54c8

        SHA256

        f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895

        SHA512

        43dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D

        Filesize

        1KB

        MD5

        d94d8c5b1b40de2212329a6d293f6055

        SHA1

        54078cc1ef07b695ab67e5b58dcc5438f7c9ac14

        SHA256

        a7590cbe26aa78658d285be4ca06d9a3467abbc272a0f5a0d6b9508b216c92c1

        SHA512

        3094c5805b51296bbb7a9efe30936148148a17ded72101f323c8a4b895be67db319358cc5777cb1afc49c4d08a0ec0d994137e7188f59d0a2d93f41d6893f422

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE

        Filesize

        458B

        MD5

        b8e449114f2e606c2c4b5617950c807d

        SHA1

        972808ea84cc1813961f453d857d2f6fd76bef32

        SHA256

        f4309a51fa2e1d93a2f58bad424efb383a236f6134a8d77f4a6bca5cc46bb777

        SHA512

        040f8ce3a865951b992ed08344b1f5651aa534bfe862d47f03891ede2776d1a1454634f162d7048d5814f71be6c67965fa064fab72ba1c0e7622eefaf6b9c3e6

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        Filesize

        450B

        MD5

        e7cb4cda77fefe9d07e3545449521f3b

        SHA1

        7e735a2846a50912f9dac2c93717ea910a766b21

        SHA256

        d7507ef5ca9eef49189460b1121628f546f7228d961238130691315eb51117f9

        SHA512

        222ca2ed88f5bb6583c504f68d1a94a277a8e004757b14fb41b9e0dc2ff01a5af469f3f11983a6d0a2cfc4cf19df9da8c43bbcd3c46cb22a29fdd65903e47b68

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

        Filesize

        174B

        MD5

        a40fedafe5a8f6501e77e0e6a04516d8

        SHA1

        679d9c4d322e3a6724c6a2c7e4eda9b25991da05

        SHA256

        b8528fe204d1182b77ba433b3ccaa58e516c365a65a4733d3737f8f8c2617d35

        SHA512

        41cad2d6740f642f4c4b3dd193184ce8f9c73769e4a952bdd361b17f6ac76a2e7e21f963b8eeb8781aa6526b9c7772dded6aa68757e5dd57c3ec281958e46a87

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

        Filesize

        170B

        MD5

        488a9e592fe3d08d734034720b860754

        SHA1

        cfff1529a8c83239102d032907882cb9047c1298

        SHA256

        e98677a40a8a4e441d393d6e7f5c5dac1c50e9fc0c702763583c943922e5d5e1

        SHA512

        a01f204e4120676597ec709eb5d66a64013d64aadea01594e203245c594fd2632fea1d5af9bbd6d73852c88493012ad35df10ddf9480fa480a30d620328ff67c

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D

        Filesize

        458B

        MD5

        6243a0b9cce972904712db5dd5cab79a

        SHA1

        c1c91405df9573c7d1d8c46adf4d8b47363da33e

        SHA256

        d66c03571b2fa34963f2844985248715ddb99766c93d60f448a8a7541ba64a4d

        SHA512

        973602f4c0f25c5549fc7dcd53f7f1127b4364287c07368357f866902cdcdf885b5d423020c588777b59c5f18b3a7e7354615e958ae8c09fcf8622843d9a5f79

      • memory/844-72-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-91-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-28-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-90-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-29-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/844-27-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-55-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-56-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-3-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-6-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-73-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/844-8-0x0000000000400000-0x0000000000B77000-memory.dmp

        Filesize

        7.5MB

      • memory/2764-157-0x0000000022290000-0x00000000224EF000-memory.dmp

        Filesize

        2.4MB

      • memory/2764-135-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2764-133-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2764-131-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2764-154-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2764-155-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2764-171-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2764-172-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/3492-0-0x00000000743DE000-0x00000000743DF000-memory.dmp

        Filesize

        4KB

      • memory/3492-9-0x00000000743D0000-0x0000000074B80000-memory.dmp

        Filesize

        7.7MB

      • memory/3492-1-0x0000000000550000-0x0000000000ABA000-memory.dmp

        Filesize

        5.4MB

      • memory/3492-95-0x00000000743D0000-0x0000000074B80000-memory.dmp

        Filesize

        7.7MB

      • memory/3656-129-0x00000000004D0000-0x000000000053A000-memory.dmp

        Filesize

        424KB

      • memory/4252-115-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/4252-109-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/4252-112-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/4948-114-0x0000000071FA0000-0x0000000072750000-memory.dmp

        Filesize

        7.7MB

      • memory/4948-107-0x00000000003B0000-0x0000000000410000-memory.dmp

        Filesize

        384KB

      • memory/4948-106-0x0000000071FAE000-0x0000000071FAF000-memory.dmp

        Filesize

        4KB

      • memory/4948-173-0x0000000071FA0000-0x0000000072750000-memory.dmp

        Filesize

        7.7MB