Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2024 01:26
Static task
static1
Behavioral task
behavioral1
Sample
72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe
Resource
win10v2004-20240802-en
General
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Target
72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe
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Size
292KB
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MD5
fede424830238cf2c2e661b5cb12e584
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SHA1
5a8f787c25eccd1e5a8d293625ef80c5d416da19
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SHA256
72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0
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SHA512
713891e18a615e7013f555d05b08eb91e7520b94e1bba0fa0483c29f6f3af5ef8f2055b2e35e8e83b75cd41256b5fd86405318b87440da463b82daedfd8ac39f
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SSDEEP
6144:SUehHGTrrMAUWyioL61kWNVREN/EFO2LYuNJReyViEO:SU7nz4s1kWNvEVLTuplIEO
Malware Config
Extracted
vidar
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Signatures
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Detect Vidar Stealer 20 IoCs
resource yara_rule behavioral2/memory/4488-4-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-10-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-8-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-25-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-26-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-42-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-43-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-59-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-60-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-84-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-85-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-92-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4488-93-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/2480-136-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/2480-140-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/2480-138-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/2480-149-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/2480-150-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/2480-165-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/2480-166-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Downloads MZ/PE file
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Executes dropped EXE 2 IoCs
pid Process 1996 FHDHCAAKEC.exe 60 ECAEGHIJEH.exe -
Loads dropped DLL 2 IoCs
pid Process 4488 RegAsm.exe 4488 RegAsm.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4224 set thread context of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 1996 set thread context of 2284 1996 FHDHCAAKEC.exe 96 PID 60 set thread context of 2480 60 ECAEGHIJEH.exe 99 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FHDHCAAKEC.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ECAEGHIJEH.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4852 timeout.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4488 RegAsm.exe 4488 RegAsm.exe 4488 RegAsm.exe 4488 RegAsm.exe 4488 RegAsm.exe 4488 RegAsm.exe 4488 RegAsm.exe 4488 RegAsm.exe 2480 RegAsm.exe 2480 RegAsm.exe 2480 RegAsm.exe 2480 RegAsm.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 4224 wrote to memory of 4544 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 4224 wrote to memory of 4544 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 4224 wrote to memory of 4544 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 4224 wrote to memory of 4028 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 84 PID 4224 wrote to memory of 4028 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 84 PID 4224 wrote to memory of 4028 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 84 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4224 wrote to memory of 4488 4224 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 85 PID 4488 wrote to memory of 1996 4488 RegAsm.exe 93 PID 4488 wrote to memory of 1996 4488 RegAsm.exe 93 PID 4488 wrote to memory of 1996 4488 RegAsm.exe 93 PID 1996 wrote to memory of 2284 1996 FHDHCAAKEC.exe 96 PID 1996 wrote to memory of 2284 1996 FHDHCAAKEC.exe 96 PID 1996 wrote to memory of 2284 1996 FHDHCAAKEC.exe 96 PID 1996 wrote to memory of 2284 1996 FHDHCAAKEC.exe 96 PID 1996 wrote to memory of 2284 1996 FHDHCAAKEC.exe 96 PID 1996 wrote to memory of 2284 1996 FHDHCAAKEC.exe 96 PID 1996 wrote to memory of 2284 1996 FHDHCAAKEC.exe 96 PID 1996 wrote to memory of 2284 1996 FHDHCAAKEC.exe 96 PID 1996 wrote to memory of 2284 1996 FHDHCAAKEC.exe 96 PID 4488 wrote to memory of 60 4488 RegAsm.exe 97 PID 4488 wrote to memory of 60 4488 RegAsm.exe 97 PID 4488 wrote to memory of 60 4488 RegAsm.exe 97 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 60 wrote to memory of 2480 60 ECAEGHIJEH.exe 99 PID 4488 wrote to memory of 3224 4488 RegAsm.exe 100 PID 4488 wrote to memory of 3224 4488 RegAsm.exe 100 PID 4488 wrote to memory of 3224 4488 RegAsm.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe"C:\Users\Admin\AppData\Local\Temp\72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4224 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:4544
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:4028
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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
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4488 -
C:\ProgramData\FHDHCAAKEC.exe"C:\ProgramData\FHDHCAAKEC.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1996 -
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:2284
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C:\ProgramData\ECAEGHIJEH.exe"C:\ProgramData\ECAEGHIJEH.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:60 -
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:2480
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IDBFHJDAAFBA" & exit3⤵
- System Location Discovery: System Language Discovery
PID:3224 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4852
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
4Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
160KB
MD5f310cf1ff562ae14449e0167a3e1fe46
SHA185c58afa9049467031c6c2b17f5c12ca73bb2788
SHA256e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
SHA5121196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad
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Filesize
292KB
MD5a714209db1b2b68a95e680df111922ed
SHA15533ed29bf3239839e6acf03965cf27ddf4f4138
SHA2567ad095de4171dfb3458752e1f4406b726ea94327e529fd83e2189b8c04ffee86
SHA51225ce432979995987a26e9442c2c9ac026d55ff9f4820d983ab30496d28a75dec508c4083b11a2433f5bc3c2f903828ed2849aa5542fc7de84394b44a29fbcf55
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Filesize
352KB
MD56f4a0ae013610785ad54438f4af26f1a
SHA1c8ff55002963dde8457db2b11f68e67a070ddb21
SHA256ccb16a2e8b58be824d838d5607ecd4b07123de87f9fe9e42e64507d77b0f374d
SHA5126f3a30e8ee4ff36cfaac09bfe1272ed4678783c4628dd82e47dd1ef23d4a8ef1c153a9a4e8951cb38b4c7a833f2bc744dbcc7dac1e550b2f44ffadc8181d8ee3
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize2KB
MD5912f27bcbbbdd339d73baf2ecec184e7
SHA1de4c42adf7c06de811958807014887a4c0d41c95
SHA256ac4301cf80e1320cc836f85d90d28221a50ec57e6129b195acf0cb00df5d18b2
SHA5123315247d610e70893844af18d903d1010e0d9df7dc3dcaee2b83e4d52fd52910e2623cdcb5e33bc8e8253129914091e20a7a35d51b500fdf4eba2c48da83fcd8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize2KB
MD59541342916b0c5b0ee2f6062398b867f
SHA146fc51b5aa29f366ef96946c16cbe9b7f67c9392
SHA256e6548a38d5a516be84c393b45ce4a1577e4bbd6bb40aad980237037fe0e5a740
SHA512d763f9f0676bb94f8211aae463896cf1c545531c1c43ee9d60272427c3a7ea56dc332e8e4a08c570a87bc26908de326ef0f196da8ad79051f6cad2dfcd0579aa
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize1KB
MD58515f6b60a6e8becf75da139b0767c36
SHA1a926e7923af47636662c56e51ec8e0485d0e7b61
SHA25642f8b46499f0f8fd94833336b4bdc1e908cb2b6b719d72229764bef52b80a6d6
SHA51267450b06ebcc344b6eee9e5913a741161b1cf081cdb0d4ea5a6224735b2d490c46f1cb4783299265ec13212672af49de8b271b284951c9c229c700468ed322d2
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize458B
MD5a24e072a9e1d7756717cf65a0905a03b
SHA178becd476b6ab636fa30c8366a3ff36e5314d0cc
SHA256ff7bd576383d4e7b18382c27922800f308efb0faff68ac52693bf984a65e01f9
SHA5127f397a989cf47ecef99aeddf60c7cdc6c7dafc551c510c37ef26bd96ed1ed8197dfe05a151d7f22febaab2356b3fb7a077df3c8f0058f41a2c14852ec454b642
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize450B
MD5d7cb39c154439e1d62cf7a3e9845525f
SHA1864bd230b508d09cbfe803fa08355c48e59e3fa0
SHA2568325bd07eb1f0c894e1b3584f4e235b93fb17251c2381a61f45339a9d142f0c4
SHA512bb76a316b2e493b5de67eebd6f98fadee8348699ea83d7dd0f2f7818b9fd1c7ae03734eb0e01a2c0ae3a0b86f85bdf72a3cccb81e9265ad2705fef35d18911df
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize458B
MD5e03e943f6e25bdfc4c565b8a3fa2b1fa
SHA127c3623e92235281b537311c25b9ec7296f2062f
SHA25637564d22765b8d4c93f85a18c8a6e8f32142c9b2b7a6e255780b5fb811215566
SHA51201e81c3b4f1d3f3f2a923b5c52fc1da1e89ea29051a304ecfac003038f24893d221bbdf62d73ce7c885498162dcb36ecfe0d4c18a9dd31583968e10313f7b0ce