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
18-09-2024 07:14
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
General
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Target
file.exe
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Size
292KB
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MD5
89599341387624a951de84b66f9ec572
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SHA1
e44a6665fecc1b38903a01c72901ee88e618f077
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SHA256
5c4992108c7c312408fb94508890b2615fbe7fecb09cac3b7a2cf38581e28be5
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SHA512
9e7f25b5e6704dc91bbbc9ba1e1528b2c34d81ead50ad3cdf6b3b4911a044e5b9d733d0882316cc97735971ff3aadf9b5117af355a6ca48a6ac96610668465cd
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SSDEEP
6144:oE8c1gkq908NkcFaTLaol+j17zPDr/MMUxc4EO:Wc1T78NkeaTLKzLrLAEO
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
Extracted
lumma
https://keennylrwmqlw.shop/api
https://licenseodqwmqn.shop/api
https://tendencctywop.shop/api
https://tesecuuweqo.shop/api
https://relaxatinownio.shop/api
https://reggwardssdqw.shop/api
https://eemmbryequo.shop/api
https://tryyudjasudqo.shop/api
Signatures
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Detect Vidar Stealer 21 IoCs
resource yara_rule behavioral2/memory/4436-4-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-10-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-8-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-23-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-24-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-40-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-41-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-57-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-58-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-82-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-83-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-90-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4436-91-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/984-135-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/984-137-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/984-139-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/984-148-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/984-149-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/984-164-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/984-180-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/984-181-0x0000000000400000-0x0000000000657000-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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Executes dropped EXE 2 IoCs
pid Process 4764 AKEBFCFIJJ.exe 896 CAEHCFCBKK.exe -
Loads dropped DLL 2 IoCs
pid Process 4436 RegAsm.exe 4436 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 4600 set thread context of 4436 4600 file.exe 85 PID 4764 set thread context of 1144 4764 AKEBFCFIJJ.exe 96 PID 896 set thread context of 984 896 CAEHCFCBKK.exe 100 -
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 AKEBFCFIJJ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CAEHCFCBKK.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 file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.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 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 Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4468 timeout.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4436 RegAsm.exe 4436 RegAsm.exe 4436 RegAsm.exe 4436 RegAsm.exe 4436 RegAsm.exe 4436 RegAsm.exe 4436 RegAsm.exe 4436 RegAsm.exe 984 RegAsm.exe 984 RegAsm.exe 984 RegAsm.exe 984 RegAsm.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4600 wrote to memory of 4436 4600 file.exe 85 PID 4436 wrote to memory of 4764 4436 RegAsm.exe 93 PID 4436 wrote to memory of 4764 4436 RegAsm.exe 93 PID 4436 wrote to memory of 4764 4436 RegAsm.exe 93 PID 4764 wrote to memory of 1144 4764 AKEBFCFIJJ.exe 96 PID 4764 wrote to memory of 1144 4764 AKEBFCFIJJ.exe 96 PID 4764 wrote to memory of 1144 4764 AKEBFCFIJJ.exe 96 PID 4764 wrote to memory of 1144 4764 AKEBFCFIJJ.exe 96 PID 4764 wrote to memory of 1144 4764 AKEBFCFIJJ.exe 96 PID 4764 wrote to memory of 1144 4764 AKEBFCFIJJ.exe 96 PID 4764 wrote to memory of 1144 4764 AKEBFCFIJJ.exe 96 PID 4764 wrote to memory of 1144 4764 AKEBFCFIJJ.exe 96 PID 4764 wrote to memory of 1144 4764 AKEBFCFIJJ.exe 96 PID 4436 wrote to memory of 896 4436 RegAsm.exe 97 PID 4436 wrote to memory of 896 4436 RegAsm.exe 97 PID 4436 wrote to memory of 896 4436 RegAsm.exe 97 PID 896 wrote to memory of 1336 896 CAEHCFCBKK.exe 99 PID 896 wrote to memory of 1336 896 CAEHCFCBKK.exe 99 PID 896 wrote to memory of 1336 896 CAEHCFCBKK.exe 99 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 896 wrote to memory of 984 896 CAEHCFCBKK.exe 100 PID 4436 wrote to memory of 4324 4436 RegAsm.exe 101 PID 4436 wrote to memory of 4324 4436 RegAsm.exe 101 PID 4436 wrote to memory of 4324 4436 RegAsm.exe 101 PID 4324 wrote to memory of 4468 4324 cmd.exe 103 PID 4324 wrote to memory of 4468 4324 cmd.exe 103 PID 4324 wrote to memory of 4468 4324 cmd.exe 103
Processes
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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:4600 -
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:4436 -
C:\ProgramData\AKEBFCFIJJ.exe"C:\ProgramData\AKEBFCFIJJ.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4764 -
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:1144
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C:\ProgramData\CAEHCFCBKK.exe"C:\ProgramData\CAEHCFCBKK.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:896 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:1336
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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:984
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IECBAFCAAKJD" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4324 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4468
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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
352KB
MD56f4a0ae013610785ad54438f4af26f1a
SHA1c8ff55002963dde8457db2b11f68e67a070ddb21
SHA256ccb16a2e8b58be824d838d5607ecd4b07123de87f9fe9e42e64507d77b0f374d
SHA5126f3a30e8ee4ff36cfaac09bfe1272ed4678783c4628dd82e47dd1ef23d4a8ef1c153a9a4e8951cb38b4c7a833f2bc744dbcc7dac1e550b2f44ffadc8181d8ee3
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Filesize
292KB
MD5a714209db1b2b68a95e680df111922ed
SHA15533ed29bf3239839e6acf03965cf27ddf4f4138
SHA2567ad095de4171dfb3458752e1f4406b726ea94327e529fd83e2189b8c04ffee86
SHA51225ce432979995987a26e9442c2c9ac026d55ff9f4820d983ab30496d28a75dec508c4083b11a2433f5bc3c2f903828ed2849aa5542fc7de84394b44a29fbcf55
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Filesize
124KB
MD59618e15b04a4ddb39ed6c496575f6f95
SHA11c28f8750e5555776b3c80b187c5d15a443a7412
SHA256a4cd72e529e60b5f74c50e4e5b159efaf80625f23534dd15a28203760b8b28ab
SHA512f802582aa7510f6b950e3343b0560ffa9037c6d22373a6a33513637ab0f8e60ed23294a13ad8890935b02c64830b5232ba9f60d0c0fe90df02b5da30ecd7fa26
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Filesize
160KB
MD5f310cf1ff562ae14449e0167a3e1fe46
SHA185c58afa9049467031c6c2b17f5c12ca73bb2788
SHA256e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
SHA5121196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad
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Filesize
114KB
MD5e110cbe124e96c721e3839076f73aa99
SHA102c668c17c7fae5613073e9641bc9bcff96c65a0
SHA256a793f3d212f395bfc8973231a22a6013c0e334443aa4172a8b5d611bb0f378a7
SHA5128d91ff245f703e5dbee68085e9ca0de4b2fc044befcf79977f46bb8bfd908fa0e22ec0dd6a2b400e9ff447f888b550635ed82ebda18575d17b1f3d478a45f5dc
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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
MD56bfa4438231e0c1dec70cb1b1dc23963
SHA1f75144276248f49cf6264ffe8af11ad6318eaa9b
SHA256b34da0ff4c8f3d724a7384d6ea6e2afef4aef858643f5b751519b98d17c03175
SHA51255e833538700a73c82d06d04d5c1ba7f38c38cb1581b7af7ae1dcb564b246eb8870e1a7ea529bac8a72dac3339303db475544a6471a64d4e9e221ec54286436f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize2KB
MD5ed1b8c9857cb3300612b9339f6f4d22c
SHA14e53e144ca4e1851898b590df4853f3a0cb41761
SHA256fba16f4ffd6fd89df324ba7a28c27fd7931d2e96c33548f1c0738f8f86f211a0
SHA51269c55660c13829052f8e34a946c302d41c687e7300073a58c3d16033631537c5ce21653335e8925caf178bd636ac9c340ba74de23ba19c2dbeb9ae608e6033cc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize1KB
MD5ff247b273beb82e454dfe89b75fab6c3
SHA1bf42c1951a1f6bd8c5a2b8b5a78e293599595b36
SHA256d7067700eb000ffaec1d567a39d77a72b01347c76ac369ed7fcea2d088fa324d
SHA51232cb871655593f7020b33b0e3e1f5328fafc0e6e382db2b73d91432265809309a16992d6a94e55ab9034986c1281a2ab23389fe2348c2401c6a7f9a56d617d0c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize458B
MD598123da65744f6f5ec252f873b1b7e46
SHA17a997879806b01336a8fe369a1e7d43dc2a8ff28
SHA25674a375cb22ab100b22b9cf77876ebbef876b74a4a651d9ed188bb5810b664f60
SHA5125aaa685b41133bb432195f10a159a0bc6030b97d38980d3ef127f09265ff3f6a07150bfdc4f1a827d615cb91d5e7f7ff015a7a9efebd908c8bc7fa4502e044d6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize450B
MD5b8d8805045e64455d3386c87039922f7
SHA1c7e104dfb43f52131a0e941713ab77b5dec828ca
SHA256f36783c8e4d713dfaeca3c3b65f2c247a24a8ceafb9ec28580b5db5b35bb19a7
SHA5125f390170e15aff6011ae38c114d030b87a11ca4210fceebb0947ae5591043f075c23b714fe4ee7a04fdf20ba447867b53da849e719d8344b0f9e819a8a16f208
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize458B
MD57f09716002c7ec00a5b5e6de508d84c2
SHA1f267eaf83b2b0580a2a3a62bef989573ba80da34
SHA256d71734e4e85ce282d2858aa3a0ea5e540d7291da0652d9e1997ddd4838743719
SHA512b7fc040cc21693bda7c05105610b69c2a493bf5fc106a0523830d3d55bb108cc4e883130c875b4839d86335686ff6f25f977b61afff1e79cb566cfc1627ed16b