Analysis

  • max time kernel
    135s
  • max time network
    254s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26-09-2024 22:30

General

  • Target

    07e1fe19e20043c5edd0ffecee3d322070c725b88513f60eeb329f0a2711b819.exe

  • Size

    403KB

  • MD5

    a5d8786e0b524918c35e579be77304b9

  • SHA1

    3fdcc3304930caf5e2be53172380dd34365c0d5a

  • SHA256

    07e1fe19e20043c5edd0ffecee3d322070c725b88513f60eeb329f0a2711b819

  • SHA512

    dd2a8f5efa33cecb8a761c8783f18a90e3a7760e9b297a998e923b9bd09cd883b2b973a29f5339a49cd6aeaf99146a466524105e3a62f1012269f8aeb165521e

  • SSDEEP

    12288:EKbMBW6swhEIGz3BfWxr+ht81hHDgMfF/+MEO:DhwiIGz3xWchSfHDgMfF/Vt

Malware Config

Extracted

Family

vidar

Version

11

Botnet

d80be45a1eb6454ca916f92c36ebf67d

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 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
  • 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 34 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07e1fe19e20043c5edd0ffecee3d322070c725b88513f60eeb329f0a2711b819.exe
    "C:\Users\Admin\AppData\Local\Temp\07e1fe19e20043c5edd0ffecee3d322070c725b88513f60eeb329f0a2711b819.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4024
    • 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:304
      • C:\ProgramData\ECBAEBGHDA.exe
        "C:\ProgramData\ECBAEBGHDA.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3476
        • 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:3576
      • C:\ProgramData\CBKJEGCBKK.exe
        "C:\ProgramData\CBKJEGCBKK.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:964
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          4⤵
            PID:2280
          • 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:2300
        • C:\ProgramData\KEHCGCGCFH.exe
          "C:\ProgramData\KEHCGCGCFH.exe"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:348
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /c net user
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3048
            • C:\Windows\SysWOW64\net.exe
              net user
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:524
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 user
                6⤵
                • System Location Discovery: System Language Discovery
                PID:1456
          • 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:1008
            • 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:560
              • 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:2456
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IDHIIJJJKEGI" & exit
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2500
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 10
            4⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:820
    • \??\c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k networkservice -s TermService
      1⤵
        PID:1148
      • 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:3852

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\CBKJEGCBKK.exe

        Filesize

        403KB

        MD5

        f73186df5a030cf7f186b0737c3af1f7

        SHA1

        d15e45feefbbc010db92ae897d80bc7419c0d046

        SHA256

        05c67a9765fe1ebebcedaee376f87a803d7cd37e6c5c19f7d336c2f14a4ef207

        SHA512

        a6e4d6e34748fa8fb9153e2104cf49cc36af9b22e29c8df050de0db4e14e9dd18ed178b4bbacd6289a0a55b465c996fb931799ba970dfe559c85215db7e31df1

      • C:\ProgramData\DAAAFBKECAKE\KFCFIE

        Filesize

        148KB

        MD5

        90a1d4b55edf36fa8b4cc6974ed7d4c4

        SHA1

        aba1b8d0e05421e7df5982899f626211c3c4b5c1

        SHA256

        7cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c

        SHA512

        ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2

      • C:\ProgramData\ECBAEBGHDA.exe

        Filesize

        376KB

        MD5

        47697a60a96c5adef362d8da9a274b7d

        SHA1

        16dbc512f121c27e2cb48a61d6dcf166aa792e0d

        SHA256

        63d86693917598df88d518c057c7680b5bd2de9add384425f81ead95eee18dba

        SHA512

        4f18db753fbd9f08842630dd2ac97dc6b368269c80dfc8a2f880baa80010db013c8168a6c19465f5d843ae135b162a63eb2dc1c48ea93c5b255868c77c591a17

      • C:\ProgramData\KEHCGCGCFH.exe

        Filesize

        71KB

        MD5

        d02aaa17f2ae30945d65603531dcae56

        SHA1

        17b95fd290773864b58d928d3ca5641c02808d26

        SHA256

        3d0e422cf87c34b396c8d7a2f58dc10321e6d299377ebd08806a4d9ddd2ae203

        SHA512

        34c61409d3eff365aa0329582cef186a308c0027085b9d10eab0e5aa3bc882989670a6d8985a6d7f39a213770e7fca32342d894cb8f1e5064a8381ef4a29d65a

      • 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

        5cdb8defdc6d0546927414c48d707d18

        SHA1

        fee561af16c8eca0f62c8b12eb8220eb18e76e5d

        SHA256

        e229dcfc6fb189c82a23aca827c07680e15c20418569a3220571ee211be007b7

        SHA512

        b1ce9c871e7145cd6e230b47a5782c18a788a2ec3450a42f0af933abf0f2025b5d656cf5d09e28b10ea1657f5cfa167c006cc16d875cb210e2eb462734d54336

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3HONFD4R\76561199780418869[1].htm

        Filesize

        33KB

        MD5

        3fa8df19eae7ee3575392ceb2f841db7

        SHA1

        fc7d9ca34cfef8e15d28679be16eb1c12769d21e

        SHA256

        bc226353e98758724a89058a4dd864b03716047aca47c9efed9ae5e61793c1fd

        SHA512

        ddff0105d88941a7f1fb6368739a3c50d85b8c94e6986199cafd26f70769766293547e35493eb4c499bc533a825f41e8c8ccc24e611c2db2be5bfa0ae291df93

      • 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/304-37-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-21-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-64-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-65-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-72-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-73-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-23-0x0000000022830000-0x0000000022A8F000-memory.dmp

        Filesize

        2.4MB

      • memory/304-3-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-6-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-8-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-20-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/304-38-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/348-114-0x0000000000140000-0x0000000000158000-memory.dmp

        Filesize

        96KB

      • memory/348-115-0x0000000000B30000-0x0000000000B48000-memory.dmp

        Filesize

        96KB

      • memory/560-129-0x0000000000400000-0x00000000005BE000-memory.dmp

        Filesize

        1.7MB

      • memory/964-98-0x0000000000A30000-0x0000000000A98000-memory.dmp

        Filesize

        416KB

      • memory/2300-146-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2300-100-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2300-104-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2300-102-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2300-130-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2300-131-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/2300-132-0x000000001FC60000-0x000000001FEBF000-memory.dmp

        Filesize

        2.4MB

      • memory/2300-147-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/3476-89-0x0000000071550000-0x0000000071C3E000-memory.dmp

        Filesize

        6.9MB

      • memory/3476-82-0x0000000000720000-0x0000000000782000-memory.dmp

        Filesize

        392KB

      • memory/3476-81-0x000000007155E000-0x000000007155F000-memory.dmp

        Filesize

        4KB

      • memory/3576-90-0x0000000000400000-0x0000000000465000-memory.dmp

        Filesize

        404KB

      • memory/3576-87-0x0000000000400000-0x0000000000465000-memory.dmp

        Filesize

        404KB

      • memory/3576-84-0x0000000000400000-0x0000000000465000-memory.dmp

        Filesize

        404KB

      • memory/4024-0-0x000000007320E000-0x000000007320F000-memory.dmp

        Filesize

        4KB

      • memory/4024-46-0x0000000073200000-0x00000000738EE000-memory.dmp

        Filesize

        6.9MB

      • memory/4024-11-0x0000000073200000-0x00000000738EE000-memory.dmp

        Filesize

        6.9MB

      • memory/4024-1-0x0000000000110000-0x0000000000178000-memory.dmp

        Filesize

        416KB