Analysis

  • max time kernel
    130s
  • max time network
    300s
  • platform
    windows10-1703_x64
  • resource
    win10-20240611-en
  • resource tags

    arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26-09-2024 22:40

General

  • Target

    68024ebc8676feb8c4b480f5042a8fe8f108a88fc20fc6dbfc3cf92707f148b8.exe

  • Size

    413KB

  • MD5

    a463e516041f4bc84f03bc8fe2b643dd

  • SHA1

    5a3ec50e94565671531e1ce66c2ee1d1a88a0e09

  • SHA256

    68024ebc8676feb8c4b480f5042a8fe8f108a88fc20fc6dbfc3cf92707f148b8

  • SHA512

    5657068cf82679a6cc5636fe4f465834f9340ef0c48a35ca412988f50909922654291bed9178b8990eba2430569e1ebecd45cad119c5a524616c75187d4dabde

  • SSDEEP

    6144:ruFHcG6dc0A3+yfikluZRt6wfSYZc6pNLuvFJzPmhsiqvK5XEHAkgDkJEO:rCL3+YllubttfS16pNuTUqi1EE2EO

Malware Config

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://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

https://wallkedsleeoi.shop/api

Extracted

Family

vidar

Version

11

Botnet

e90840a846d017e7b095f7543cdf2d15

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://wallkedsleeoi.shop/api

https://gutterydhowi.shop/api

https://ghostreedmnu.shop/api

https://offensivedzvju.shop/api

https://vozmeatillu.shop/api

https://drawzhotdog.shop/api

https://fragnantbui.shop/api

https://stogeneratmns.shop/api

https://reinforcenh.shop/api

https://ballotnwu.site/api

Signatures

  • Detect Vidar Stealer 20 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
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 3 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.

  • Looks up external IP address via web service 1 IoCs

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

  • Modifies WinLogon 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 14 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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\68024ebc8676feb8c4b480f5042a8fe8f108a88fc20fc6dbfc3cf92707f148b8.exe
    "C:\Users\Admin\AppData\Local\Temp\68024ebc8676feb8c4b480f5042a8fe8f108a88fc20fc6dbfc3cf92707f148b8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4260
    • 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
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2956
      • C:\ProgramData\AFHDHCAAKE.exe
        "C:\ProgramData\AFHDHCAAKE.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4600
        • 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:5020
      • C:\ProgramData\EBAEBFIIEC.exe
        "C:\ProgramData\EBAEBFIIEC.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2052
        • 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:3924
      • C:\ProgramData\KJEHJKJEBG.exe
        "C:\ProgramData\KJEHJKJEBG.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4028
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c net user
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2356
          • C:\Windows\SysWOW64\net.exe
            net user
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2928
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 user
              6⤵
              • System Location Discovery: System Language Discovery
              PID:240
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\RDPWInst.exe" -i
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3000
          • C:\Users\Admin\AppData\Local\Temp\RDPWInst.exe
            C:\Users\Admin\AppData\Local\Temp\RDPWInst.exe -i
            5⤵
            • Server Software Component: Terminal Services DLL
            • Executes dropped EXE
            • Modifies WinLogon
            • Drops file in Program Files directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2884
            • C:\Windows\SYSTEM32\netsh.exe
              netsh advfirewall firewall add rule name="Remote Desktop" dir=in protocol=tcp localport=3389 profile=any action=allow
              6⤵
              • Modifies Windows Firewall
              • Event Triggered Execution: Netsh Helper DLL
              PID:3964
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\GIECFIEGDBKJ" & exit
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4392
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 10
          4⤵
          • System Location Discovery: System Language Discovery
          • Delays execution with timeout.exe
          PID:4328
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k networkservice -s TermService
    1⤵
      PID:3728
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k NetworkService -s TermService
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1552

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\AFHDHCAAKE.exe

      Filesize

      376KB

      MD5

      47697a60a96c5adef362d8da9a274b7d

      SHA1

      16dbc512f121c27e2cb48a61d6dcf166aa792e0d

      SHA256

      63d86693917598df88d518c057c7680b5bd2de9add384425f81ead95eee18dba

      SHA512

      4f18db753fbd9f08842630dd2ac97dc6b368269c80dfc8a2f880baa80010db013c8168a6c19465f5d843ae135b162a63eb2dc1c48ea93c5b255868c77c591a17

    • C:\ProgramData\EBAEBFIIEC.exe

      Filesize

      403KB

      MD5

      f73186df5a030cf7f186b0737c3af1f7

      SHA1

      d15e45feefbbc010db92ae897d80bc7419c0d046

      SHA256

      05c67a9765fe1ebebcedaee376f87a803d7cd37e6c5c19f7d336c2f14a4ef207

      SHA512

      a6e4d6e34748fa8fb9153e2104cf49cc36af9b22e29c8df050de0db4e14e9dd18ed178b4bbacd6289a0a55b465c996fb931799ba970dfe559c85215db7e31df1

    • C:\ProgramData\KJEHJKJEBG.exe

      Filesize

      72KB

      MD5

      8a4026e4d33a227ff1df5837235782c5

      SHA1

      b6ea86727f17ebfea03651354c8380d0803fcfb9

      SHA256

      d11fd3327306f59f4e433a5467e9a84d5346f3f2047fe1597f58f052f753bc1e

      SHA512

      9eedd4d2b2382d532fff82097cbc3e63ff11ad4506830278af8398a1571bcfb34043164ca8737cbbca0d36d371a53b71d8507d50c02ea7ddb2e199f2385ce092

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EDC238BFF48A31D55A97E1E93892934B_C31B2498754E340573F1336DE607D619

      Filesize

      471B

      MD5

      2d2427308444f4dcf76ef7d3a4a15671

      SHA1

      412f4955f05a781cf68b68ead5fc908f986410d5

      SHA256

      a5ee25390d9316d1996a3f52ed43a3523dcae3803d1127f546a3a9337eea9b32

      SHA512

      d9fd366db9e0728f630d5845e0ac3132c2f337c57efcede1a53193a5a6f19a9c0e3cea80122a3de6ca95b6054f3d4daf53a920f0278dc8f233f6745afadd3a7f

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EDC238BFF48A31D55A97E1E93892934B_C31B2498754E340573F1336DE607D619

      Filesize

      400B

      MD5

      db32aa04ad6e862735fbbee3352f28e4

      SHA1

      a49e0f313f7da8671156b413d5a18e838749332d

      SHA256

      103eff3c7c92813bdcd432ed6a50fb5322e6384a0630f2cf3eba1a22f2af544c

      SHA512

      b18b66022f8c311feadac75784d52b0a85e5bd650d628bd18de7e6e4e05a3d7dec0d8ae84178d73962664ded03e2af25210423c98e98ba4cc3d0ac805bc8e27b

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BU0KRETY\76561199780418869[1].htm

      Filesize

      33KB

      MD5

      b7c20c00658c8c4ce8ee5e5443af31fa

      SHA1

      a7fc0e8f6cffae2a34afe418bda82f01bb624b6f

      SHA256

      55eade6b79c6f80ccd7df4f912c5fec7d4925439acc15e210cb5ad8c05a6bba4

      SHA512

      edb3062baa3b49592d1c62f66c995ea648b53b89030b1f769f0936df16c5015d8c1f4cd5e9adfd48ad73ff26715095f708de2b7bc00f1df46ad0e17a6dc1f857

    • C:\Users\Admin\AppData\Local\Temp\RDPWInst.exe

      Filesize

      1.7MB

      MD5

      c213162c86bb943bcdf91b3df381d2f6

      SHA1

      8ec200e2d836354a62f16cdb3eed4bb760165425

      SHA256

      ac91b2a2db1909a2c166e243391846ad8d9ede2c6fcfd33b60acf599e48f9afc

      SHA512

      b3ead28bb1f4b87b0c36c129864a8af34fc11e5e9feaa047d4ca0525bec379d07c8efee259ede8832b65b3c03ef4396c9202989249199f7037d56439187f147b

    • \??\c:\program files\rdp wrapper\rdpwrap.ini

      Filesize

      433KB

      MD5

      92bc5fedb559357aa69d516a628f45dc

      SHA1

      6468a9fa0271724e70243eab49d200f457d3d554

      SHA256

      85cd5cd634fa8bbbf8d71b0a7d49a58870ef760da6d6e7789452cae4cab28127

      SHA512

      87e210e22631c1a394918859213140a7c54b75aec9bbc4f44509959d15cfa14abcbfeb1adf9cffa11b2e88f84a8708f67e842d859e63394b7f6036ce934c3cc9

    • \Program Files\RDP Wrapper\rdpwrap.dll

      Filesize

      114KB

      MD5

      461ade40b800ae80a40985594e1ac236

      SHA1

      b3892eef846c044a2b0785d54a432b3e93a968c8

      SHA256

      798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4

      SHA512

      421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26

    • \ProgramData\mozglue.dll

      Filesize

      593KB

      MD5

      c8fd9be83bc728cc04beffafc2907fe9

      SHA1

      95ab9f701e0024cedfbd312bcfe4e726744c4f2e

      SHA256

      ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

      SHA512

      fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

    • \ProgramData\nss3.dll

      Filesize

      2.0MB

      MD5

      1cc453cdf74f31e4d913ff9c10acdde2

      SHA1

      6e85eae544d6e965f15fa5c39700fa7202f3aafe

      SHA256

      ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

      SHA512

      dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

    • memory/2052-101-0x0000000000650000-0x00000000006B8000-memory.dmp

      Filesize

      416KB

    • memory/2884-143-0x0000000000400000-0x00000000005BE000-memory.dmp

      Filesize

      1.7MB

    • memory/2956-33-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-25-0x000000001FC00000-0x000000001FE5F000-memory.dmp

      Filesize

      2.4MB

    • memory/2956-41-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-9-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-67-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-68-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-75-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-76-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-32-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-7-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-4-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-22-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-42-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/2956-23-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/3924-103-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/3924-135-0x000000001FAE0000-0x000000001FD3F000-memory.dmp

      Filesize

      2.4MB

    • memory/3924-144-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/3924-129-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/3924-107-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/3924-105-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/3924-142-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/3924-133-0x0000000000400000-0x0000000000676000-memory.dmp

      Filesize

      2.5MB

    • memory/4028-118-0x0000000004C60000-0x0000000004C78000-memory.dmp

      Filesize

      96KB

    • memory/4028-117-0x0000000000470000-0x0000000000488000-memory.dmp

      Filesize

      96KB

    • memory/4260-13-0x0000000073510000-0x0000000073BFE000-memory.dmp

      Filesize

      6.9MB

    • memory/4260-2-0x0000000073510000-0x0000000073BFE000-memory.dmp

      Filesize

      6.9MB

    • memory/4260-0-0x000000007351E000-0x000000007351F000-memory.dmp

      Filesize

      4KB

    • memory/4260-1-0x00000000000A0000-0x0000000000108000-memory.dmp

      Filesize

      416KB

    • memory/4260-12-0x0000000073510000-0x0000000073BFE000-memory.dmp

      Filesize

      6.9MB

    • memory/4600-84-0x0000000072B5E000-0x0000000072B5F000-memory.dmp

      Filesize

      4KB

    • memory/4600-92-0x0000000072B50000-0x000000007323E000-memory.dmp

      Filesize

      6.9MB

    • memory/4600-134-0x0000000072B50000-0x000000007323E000-memory.dmp

      Filesize

      6.9MB

    • memory/4600-85-0x0000000000430000-0x0000000000492000-memory.dmp

      Filesize

      392KB

    • memory/5020-87-0x0000000000400000-0x0000000000465000-memory.dmp

      Filesize

      404KB

    • memory/5020-90-0x0000000000400000-0x0000000000465000-memory.dmp

      Filesize

      404KB

    • memory/5020-93-0x0000000000400000-0x0000000000465000-memory.dmp

      Filesize

      404KB