Analysis

  • max time kernel
    83s
  • max time network
    284s
  • 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

    64e4050888a60a81125a39c3f7f97734702cc10e3ee2c7b4c1936b47a5f49859.exe

  • Size

    394KB

  • MD5

    62cab8f2668425bc0e1e595528c7b93e

  • SHA1

    46f6ba786149b3e6029e4660470e28f0c9c1c96b

  • SHA256

    64e4050888a60a81125a39c3f7f97734702cc10e3ee2c7b4c1936b47a5f49859

  • SHA512

    eb5649d17f1a54af48b60e259d03ba6fc45ffd6dc37e3972453eabec52ecfe039a42faa4c3c058c0fb53198eadc6dec880533901b051b7de6f6b12ac35d934d0

  • SSDEEP

    6144:Zs7jMI5riiD58kQd+8NUvLIktE4W1qmsDETic6xrGbV:Z9Ih3D5w48q0kt50sDETicwC

Malware Config

Extracted

Family

vidar

Version

11

Botnet

9bf5e431869643a2ac397d2dc0d687fb

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 22 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\64e4050888a60a81125a39c3f7f97734702cc10e3ee2c7b4c1936b47a5f49859.exe
    "C:\Users\Admin\AppData\Local\Temp\64e4050888a60a81125a39c3f7f97734702cc10e3ee2c7b4c1936b47a5f49859.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4100
    • 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:4760
      • C:\ProgramData\IEGCBFHJDH.exe
        "C:\ProgramData\IEGCBFHJDH.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1852
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          4⤵
            PID:4944
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
            4⤵
              PID:4332
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
              4⤵
                PID:2608
              • 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:980
            • C:\ProgramData\JKJKJJDBKE.exe
              "C:\ProgramData\JKJKJJDBKE.exe"
              3⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:3536
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                4⤵
                  PID:4660
                • 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:4356
              • C:\ProgramData\DBGHJEBKJE.exe
                "C:\ProgramData\DBGHJEBKJE.exe"
                3⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:3704
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c net user
                  4⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of WriteProcessMemory
                  PID:804
                  • C:\Windows\SysWOW64\net.exe
                    net user
                    5⤵
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:1548
                    • C:\Windows\SysWOW64\net1.exe
                      C:\Windows\system32\net1 user
                      6⤵
                      • System Location Discovery: System Language Discovery
                      PID:4508
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\RDPWInst.exe" -i
                  4⤵
                  • System Location Discovery: System Language Discovery
                  PID:2376
                  • 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
                    PID:1088
                    • 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:1328
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FCAKFCGCGIEG" & exit
                3⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:4512
                • C:\Windows\SysWOW64\timeout.exe
                  timeout /t 10
                  4⤵
                  • System Location Discovery: System Language Discovery
                  • Delays execution with timeout.exe
                  PID:4264
          • \??\c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k networkservice -s TermService
            1⤵
              PID:5104
            • 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:3216

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\ProgramData\DBGHJEBKJE.exe

              Filesize

              72KB

              MD5

              8a4026e4d33a227ff1df5837235782c5

              SHA1

              b6ea86727f17ebfea03651354c8380d0803fcfb9

              SHA256

              d11fd3327306f59f4e433a5467e9a84d5346f3f2047fe1597f58f052f753bc1e

              SHA512

              9eedd4d2b2382d532fff82097cbc3e63ff11ad4506830278af8398a1571bcfb34043164ca8737cbbca0d36d371a53b71d8507d50c02ea7ddb2e199f2385ce092

            • C:\ProgramData\GHDBKJKJKKJD\AEHIJK

              Filesize

              148KB

              MD5

              90a1d4b55edf36fa8b4cc6974ed7d4c4

              SHA1

              aba1b8d0e05421e7df5982899f626211c3c4b5c1

              SHA256

              7cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c

              SHA512

              ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2

            • C:\ProgramData\IEGCBFHJDH.exe

              Filesize

              376KB

              MD5

              47697a60a96c5adef362d8da9a274b7d

              SHA1

              16dbc512f121c27e2cb48a61d6dcf166aa792e0d

              SHA256

              63d86693917598df88d518c057c7680b5bd2de9add384425f81ead95eee18dba

              SHA512

              4f18db753fbd9f08842630dd2ac97dc6b368269c80dfc8a2f880baa80010db013c8168a6c19465f5d843ae135b162a63eb2dc1c48ea93c5b255868c77c591a17

            • C:\ProgramData\JKJKJJDBKE.exe

              Filesize

              403KB

              MD5

              f73186df5a030cf7f186b0737c3af1f7

              SHA1

              d15e45feefbbc010db92ae897d80bc7419c0d046

              SHA256

              05c67a9765fe1ebebcedaee376f87a803d7cd37e6c5c19f7d336c2f14a4ef207

              SHA512

              a6e4d6e34748fa8fb9153e2104cf49cc36af9b22e29c8df050de0db4e14e9dd18ed178b4bbacd6289a0a55b465c996fb931799ba970dfe559c85215db7e31df1

            • 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

              673f1230c3da9c6dd07afa25d4acadf2

              SHA1

              26071134414824fd6a0e8fcc94f80028cb1277e5

              SHA256

              bb20f303f68c8720738b184973f6d329788128ec2c1306d873f0646a5e688faf

              SHA512

              75bced21bfaa8dc6f3bcb3c14a3bea7a389a973c346719cde8ff7bdca9888d4852a4e61310a87ca26469d0f745dc447f0bbc7482b3c2c9c21c32062bbb3da480

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

              Filesize

              33KB

              MD5

              922ce3ecb0987ed196303254e955be71

              SHA1

              56aa0f24fff64f4f723212503f48ca21afad31a2

              SHA256

              44210d999c45e13ad29d726309acc42df0789a4a13a2a1852f42044c367f7edc

              SHA512

              fca835fa1d6e6747d46f7884848e1ab0286298e5e6253755367e5acd2b02db8047147492daaca8c28c129a1f5e0d3eef405eaac59de198962f0962a31e97cbf8

            • 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.dll

              Filesize

              114KB

              MD5

              461ade40b800ae80a40985594e1ac236

              SHA1

              b3892eef846c044a2b0785d54a432b3e93a968c8

              SHA256

              798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4

              SHA512

              421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26

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

              Filesize

              433KB

              MD5

              92bc5fedb559357aa69d516a628f45dc

              SHA1

              6468a9fa0271724e70243eab49d200f457d3d554

              SHA256

              85cd5cd634fa8bbbf8d71b0a7d49a58870ef760da6d6e7789452cae4cab28127

              SHA512

              87e210e22631c1a394918859213140a7c54b75aec9bbc4f44509959d15cfa14abcbfeb1adf9cffa11b2e88f84a8708f67e842d859e63394b7f6036ce934c3cc9

            • \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/980-84-0x0000000000400000-0x0000000000465000-memory.dmp

              Filesize

              404KB

            • memory/980-86-0x0000000000400000-0x0000000000465000-memory.dmp

              Filesize

              404KB

            • memory/980-88-0x0000000000400000-0x0000000000465000-memory.dmp

              Filesize

              404KB

            • memory/1088-129-0x0000000000400000-0x00000000005BE000-memory.dmp

              Filesize

              1.7MB

            • memory/1852-128-0x0000000071A90000-0x000000007217E000-memory.dmp

              Filesize

              6.9MB

            • memory/1852-81-0x0000000071A9E000-0x0000000071A9F000-memory.dmp

              Filesize

              4KB

            • memory/1852-82-0x0000000000F50000-0x0000000000FB2000-memory.dmp

              Filesize

              392KB

            • memory/1852-89-0x0000000071A90000-0x000000007217E000-memory.dmp

              Filesize

              6.9MB

            • memory/3536-97-0x0000000000D80000-0x0000000000DE8000-memory.dmp

              Filesize

              416KB

            • memory/3704-114-0x0000000002470000-0x0000000002488000-memory.dmp

              Filesize

              96KB

            • memory/3704-113-0x0000000000250000-0x0000000000268000-memory.dmp

              Filesize

              96KB

            • memory/4100-11-0x0000000073740000-0x0000000073E2E000-memory.dmp

              Filesize

              6.9MB

            • memory/4100-0-0x000000007374E000-0x000000007374F000-memory.dmp

              Filesize

              4KB

            • memory/4100-64-0x0000000073740000-0x0000000073E2E000-memory.dmp

              Filesize

              6.9MB

            • memory/4100-1-0x0000000000D90000-0x0000000000DF8000-memory.dmp

              Filesize

              416KB

            • memory/4356-103-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4356-99-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4356-101-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4356-147-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4356-146-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4356-132-0x000000001FC60000-0x000000001FEBF000-memory.dmp

              Filesize

              2.4MB

            • memory/4356-131-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4356-130-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-8-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-73-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-6-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-3-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-72-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-65-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-20-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-21-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-38-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-63-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-37-0x0000000000400000-0x0000000000676000-memory.dmp

              Filesize

              2.5MB

            • memory/4760-22-0x00000000226E0000-0x000000002293F000-memory.dmp

              Filesize

              2.4MB