Analysis

  • max time kernel
    69s
  • max time network
    76s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28-09-2024 03:22

General

  • Target

    file.exe

  • Size

    5.4MB

  • MD5

    021d0c04cb4de2638dbd89de7625f9b7

  • SHA1

    054945dca5b06ea8cdb7f00571084d406a3ff95c

  • SHA256

    ed59e78a2d10d6efec14c037d13d029d43a38f5a0ec1d441b3490e105a620913

  • SHA512

    d20da669fc476ff5ba15fcb4e57d620b2b1769406c653abd647eeb67cf77d3dce087c97789a175de47dd15bdce72c5ea8d1e0df58939854c1b21ff5ad66a4357

  • SSDEEP

    98304:igaE6aTO7kajvPkgKBS58lw6CN5HY0qxG1drEqNXn6NyjeftKFPksryk:i0XTPK5B+cN1Y0qxMdRNXnXCtK7ek

Malware Config

Extracted

Family

vidar

Version

11

Botnet

0076b6a02eb028dde461f6494f955b49

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

ffa0fc7713f6625bf874f947bcf3df53

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://offensivedzvju.shop/api

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
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 8 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
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of WriteProcessMemory 57 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:2888
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2804
      • C:\ProgramData\GCFBAKKJDB.exe
        "C:\ProgramData\GCFBAKKJDB.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1244
        • 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:1000
      • C:\ProgramData\HDGIJJDGCB.exe
        "C:\ProgramData\HDGIJJDGCB.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1104
        • 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
          • Modifies system certificate store
          • Suspicious behavior: EnumeratesProcesses
          PID:1600
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\BFIJKEBFBFHI" & exit
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1496
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 10
          4⤵
          • System Location Discovery: System Language Discovery
          • Delays execution with timeout.exe
          PID:1100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\DBFBFBGDBKJJ\FCAAAA

    Filesize

    148KB

    MD5

    90a1d4b55edf36fa8b4cc6974ed7d4c4

    SHA1

    aba1b8d0e05421e7df5982899f626211c3c4b5c1

    SHA256

    7cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c

    SHA512

    ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    030d99fd05e6f42d8863342ac9a5a463

    SHA1

    a9b7830eca2fdc5e383fd006da0bfd263eee0bc0

    SHA256

    cefff59f96b12466fee14e10307f63c88b32189c4d83fb3ef2b0146e8f34315d

    SHA512

    d97560a4863a2e0d23aefdfe9afc6b782b0582a4e832cd78738c3a11e0cb55177624b37133ba953d1086be59e2b433438c4ab33427cf27b6fbc7410fd11fb9a6

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    1e37e924324c6c331da65b1f195adb55

    SHA1

    a8696194f5ed3da13d1c350351812350786caf1d

    SHA256

    38c20a9a117d443c63e355472bb988c93737ee3bb2c740318c491bfce53081d9

    SHA512

    acd10382ef965f3dc2e2e6b7d1fd4194b545408f2008ccccf5aa6dc7cada492afbf07ca46ccaec418853daa2acbdb4374a17da1037fd9493ec6eb4116c1d9674

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    b9dd233f23c232ab3457ab8c0887646a

    SHA1

    967bef16f5e39ee137d987f49054bd23dded9cd3

    SHA256

    042908b598fc8a2076e2b8eb7049f32780ae99a43014978fe8a028cc6c5bcbc4

    SHA512

    a72bd7d87b3b48f9295d7280a36dab0f5533dda725826ac337a93a47cd574e7c8e6c66c68740fc7370c83baf95e318fa293bfff365ae9f7a083b92f533f582ba

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    ca1099fe7c3d3081053a46051099120d

    SHA1

    5d9c77900702b721331a3530c45c5bb3f5fdba8a

    SHA256

    273414d1ec875e8e5364fd95f30b7e7cb4672bd2f1a0736f6cf9dce1768a17b6

    SHA512

    d08ae25623146e3fd4e0b484ba3fb3fa27ee3ac1f06bccf82086f9452ce74044cde2a892ae0909cb21e31182bfbcb6937c25c044fba5a19a658f04a82d4cc6a6

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\56KJ964X\76561199780418869[1].htm

    Filesize

    33KB

    MD5

    c31be5c54b6c09a9812fa1955734ef43

    SHA1

    9f49a4b9367f3bb3abfc3a246bdd433071e00ef0

    SHA256

    cfc32bf59a7db83db4db4589c206b4d7fc39a52dff8d665b38a2f98eabe4ca23

    SHA512

    e0e1a9fc0ee406817035335253dd079596207e73fa2acf32bd1a75906da0b65893b1e5253e8ca900ee439d931e45b94ab7b7d63616416a29421c7d2461066345

  • C:\Users\Admin\AppData\Local\Temp\Cab1B02.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar1BA1.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \ProgramData\GCFBAKKJDB.exe

    Filesize

    371KB

    MD5

    687846a623c1fe1da95f0fa2fe4479df

    SHA1

    6609d10980800b669e723d4c660c421e27695a29

    SHA256

    bfc7b367d52504b184d127e385219006c1efc7e985d608c000e5eb3a204fc779

    SHA512

    fe150d4f02532ca3d5aa37c6d14741a0a9c0290854ac6924da282ad6585b47bf98e8443aa4281ea89788b8e906f8d11d49b3e88a11e10d4d67b6e2605004a9c3

  • \ProgramData\HDGIJJDGCB.exe

    Filesize

    5.4MB

    MD5

    8d556f35d2768d27b334d0e76d4d3295

    SHA1

    33f2fbfe5c2b3d3d470bbf28c20e15283e20717c

    SHA256

    2bdab82a67299ff24cca7e0884c17fab80f45b364ba718142c80bdfbd573b581

    SHA512

    eadec8014bc15d1f72c44e5a45a2546a450d3c529aecc21d850ea50ebda1b5d47d569b4c6aef4215c402db87efbac7550736d28bc101d920f900ea80f83bc4ea

  • memory/1000-401-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1000-400-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1000-409-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1000-411-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1000-397-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1000-406-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1000-404-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1000-398-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1000-399-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1104-447-0x0000000000980000-0x0000000000EEA000-memory.dmp

    Filesize

    5.4MB

  • memory/1244-407-0x0000000073140000-0x000000007382E000-memory.dmp

    Filesize

    6.9MB

  • memory/1244-410-0x0000000073140000-0x000000007382E000-memory.dmp

    Filesize

    6.9MB

  • memory/1244-385-0x0000000000030000-0x0000000000090000-memory.dmp

    Filesize

    384KB

  • memory/1244-384-0x000000007314E000-0x000000007314F000-memory.dmp

    Filesize

    4KB

  • memory/1600-481-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/1600-479-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/1600-483-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/1600-489-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/1600-485-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/1600-477-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/1600-486-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2804-18-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-12-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-287-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-276-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-222-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-213-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-187-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/2804-168-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-4-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-7-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-10-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-306-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-472-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-26-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-22-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2804-20-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-6-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2804-15-0x0000000000400000-0x0000000000B77000-memory.dmp

    Filesize

    7.5MB

  • memory/2888-25-0x0000000074440000-0x0000000074B2E000-memory.dmp

    Filesize

    6.9MB

  • memory/2888-9-0x0000000074440000-0x0000000074B2E000-memory.dmp

    Filesize

    6.9MB

  • memory/2888-0-0x000000007444E000-0x000000007444F000-memory.dmp

    Filesize

    4KB

  • memory/2888-1-0x0000000000A10000-0x0000000000F7A000-memory.dmp

    Filesize

    5.4MB