Analysis
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max time kernel
148s -
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
10-09-2024 17:14
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
283KB
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MD5
fa3494703899cbfa59ca491e5ab8efaf
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SHA1
b2b680621f92dd8d8acc96b9cfe35a83dcc935a4
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SHA256
8eb8822fcff05d89036329669bd654ca07ac68acbe7266d62223e2b5ad9eb67b
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SHA512
0e64227c198b153d765b01baf79d262d5391df9fe6e9d8c3837f906055da74181ce36a58933a08510a195e2084da71dba8560964b4de3ede140d7022f67c9578
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SSDEEP
6144:CTHJlIu6SZJ8QUQu3LScxXr7V52LNBfcAwfcgZVaSZnDkPQEO:CTHv7Dv5UxLSQVcHfIcg3aShyQEO
Malware Config
Extracted
vidar
https://t.me/fneogr
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://ignoracndwko.shop/api
https://preachstrwnwjw.shop/api
https://complainnykso.shop/api
https://basedsymsotp.shop/api
https://charistmatwio.shop/api
https://grassemenwji.shop/api
https://stitchmiscpaew.shop/api
https://commisionipwn.shop/api
https://tenntysjuxmz.shop/api
Signatures
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Detect Vidar Stealer 17 IoCs
resource yara_rule behavioral2/memory/1948-3-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-8-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-6-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-23-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-24-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-41-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-42-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-58-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-59-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-89-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-90-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-97-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1948-98-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3720-150-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3720-151-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3720-168-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3720-169-0x0000000000400000-0x0000000000657000-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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Executes dropped EXE 2 IoCs
pid Process 3020 AEBKECFCFB.exe 4264 KJEGCFBGDH.exe -
Loads dropped DLL 2 IoCs
pid Process 1948 RegAsm.exe 1948 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 1288 set thread context of 1948 1288 file.exe 86 PID 3020 set thread context of 396 3020 AEBKECFCFB.exe 100 PID 4264 set thread context of 3720 4264 KJEGCFBGDH.exe 104 -
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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AEBKECFCFB.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language KJEGCFBGDH.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 2412 timeout.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 1948 RegAsm.exe 1948 RegAsm.exe 1948 RegAsm.exe 1948 RegAsm.exe 1948 RegAsm.exe 1948 RegAsm.exe 1948 RegAsm.exe 1948 RegAsm.exe 3720 RegAsm.exe 3720 RegAsm.exe 3720 RegAsm.exe 3720 RegAsm.exe -
Suspicious use of WriteProcessMemory 47 IoCs
description pid Process procid_target PID 1288 wrote to memory of 1060 1288 file.exe 85 PID 1288 wrote to memory of 1060 1288 file.exe 85 PID 1288 wrote to memory of 1060 1288 file.exe 85 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1288 wrote to memory of 1948 1288 file.exe 86 PID 1948 wrote to memory of 3020 1948 RegAsm.exe 97 PID 1948 wrote to memory of 3020 1948 RegAsm.exe 97 PID 1948 wrote to memory of 3020 1948 RegAsm.exe 97 PID 3020 wrote to memory of 396 3020 AEBKECFCFB.exe 100 PID 3020 wrote to memory of 396 3020 AEBKECFCFB.exe 100 PID 3020 wrote to memory of 396 3020 AEBKECFCFB.exe 100 PID 3020 wrote to memory of 396 3020 AEBKECFCFB.exe 100 PID 3020 wrote to memory of 396 3020 AEBKECFCFB.exe 100 PID 3020 wrote to memory of 396 3020 AEBKECFCFB.exe 100 PID 3020 wrote to memory of 396 3020 AEBKECFCFB.exe 100 PID 3020 wrote to memory of 396 3020 AEBKECFCFB.exe 100 PID 3020 wrote to memory of 396 3020 AEBKECFCFB.exe 100 PID 1948 wrote to memory of 4264 1948 RegAsm.exe 101 PID 1948 wrote to memory of 4264 1948 RegAsm.exe 101 PID 1948 wrote to memory of 4264 1948 RegAsm.exe 101 PID 4264 wrote to memory of 2776 4264 KJEGCFBGDH.exe 103 PID 4264 wrote to memory of 2776 4264 KJEGCFBGDH.exe 103 PID 4264 wrote to memory of 2776 4264 KJEGCFBGDH.exe 103 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 4264 wrote to memory of 3720 4264 KJEGCFBGDH.exe 104 PID 1948 wrote to memory of 1936 1948 RegAsm.exe 105 PID 1948 wrote to memory of 1936 1948 RegAsm.exe 105 PID 1948 wrote to memory of 1936 1948 RegAsm.exe 105 PID 1936 wrote to memory of 2412 1936 cmd.exe 107 PID 1936 wrote to memory of 2412 1936 cmd.exe 107 PID 1936 wrote to memory of 2412 1936 cmd.exe 107
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:1288 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:1060
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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:1948 -
C:\ProgramData\AEBKECFCFB.exe"C:\ProgramData\AEBKECFCFB.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3020 -
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:396
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C:\ProgramData\KJEGCFBGDH.exe"C:\ProgramData\KJEGCFBGDH.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4264 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:2776
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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:3720
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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
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2412
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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
321KB
MD5e318c6ab13d30b93d2d43bf5d2c31fe5
SHA12096056b203ea938312af04ce137353eac6a03d3
SHA256f43e034a2bee82ed71caf1f838be515abef3bd8bb562bdae3d5abb4f194c492d
SHA512bc0bfbdf77a6da47f67201f6a1f049072ff0bb1c289eccc739c07b49c4eafe3b9053d31671f08ffdb833ee469dfcab95374ed199267fab86f38e9db7d7fbce75
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Filesize
160KB
MD5f310cf1ff562ae14449e0167a3e1fe46
SHA185c58afa9049467031c6c2b17f5c12ca73bb2788
SHA256e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
SHA5121196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad
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Filesize
283KB
MD584354d3c9965d9a0878596e347a34f39
SHA1f8e6d9f00d72f6f023e8d793462b7bb90cc31583
SHA2564e20a0aa3d323c0a1aa676c7eb3656cdd34cb69da614b4dc8aa946f5bcb2be39
SHA5122356ba4867985b609e1727f2a4877649f6c1b415d089dcef22c695baa42d3051cb6fb799eb7056ca75301a1aba47e71354e5051868f5bda04a62932a3ef72ad3
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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
MD55a8d57deac786ae66d3526a8c6e0933d
SHA1cb36ff7e1a4812265ffef80dbc1a20675d42b9dd
SHA256a40e416d8038654f05422db021dfea517350003e40c4d3478b71bc25ac8773a9
SHA512e0c687dac2f0391a0dcc82eda29c122e71af9ad5019a4a40ff2d10f2392899682c80a38abfbd3e697d66991ce8beb1534c6fd13a00497badeb1b4ee66845c503
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize2KB
MD5527160b3a21ee491e1befb6110e570f9
SHA12caac71b744946177f1ec9bdecb2488737a85a22
SHA2568a98dd37a75d878b333a66b904af5a7135cce62ad69f740bd0c25474102f56d5
SHA51219f54d383e9c65a602912cab288023f89516be41b29aeda3c1f4921fd502076e43f4c1a012cb4cc831585cfcd085d2cf8cee54f309d6b8843cbdc41b7af2c89d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize1KB
MD5b7ceb19f15d5f0cffc3792522413917d
SHA1551a26f3ee21d09c54e06b2a40c143065991b056
SHA2565211ff21f2723b9778213b7f119c99c948b1885487cc7ee5a328b6e3092bfbf5
SHA5127f35e902d25c642d58796378acf916687a0de14d6e435ef9e79f083809acef076488ad0a3d8d5eab4a8616455d716646f8a2b66fb4fd32ad7ae3233d8d7a219d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize458B
MD5551b69e873aed719e03d18ab8b5241d3
SHA19d9b23cf8c4dd1fed11a884eb4e8a50f602290ae
SHA256c8eac8338df84e17ec7d9ccad7cc469b7104dfa01d610f9a40e6dbd7e011ca29
SHA51213529fe605412e6b35b83bdd2e69c3e571d1dc687f3378c09756bf7e6a220f64ee28ea9ab016e9fa02bb22c72970c57c33dcffac3ee272587b024343d7c172c8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize450B
MD5c794a2c652ef3a7d806b58c02d197eaf
SHA1b4aa80a34b096be0e62805ec8e512efe52007e0c
SHA256a3cd7f0648ef09aec5319e9f14d7c9a586fd2e5063a290659f5722e013bd84db
SHA5123f71e4a8d61b0a2a1922712708e03e3d91b16ceb637733d038c2009295545241430f57c60733465aee0326619a6323355c34dc8ffac11e1fd277af4dd9c00898
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize458B
MD5d29b4325c16bd650ceea9364872df17d
SHA18844577558d0b0fa6c7840c65dcc3ab8449a0b91
SHA25600d70bc95e163fbd7055913d7ff9a5437ed632f996fc59222531f260b3792ecd
SHA5126d2db951e41a6162a397e8a97ec19f476d61cca10db03a46d1f99ec1430b35239a2f456a2aeb57c6097c7c76357477ec6292a488ee19ba7ebefc10d618defa36
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Filesize
2.3MB
MD590e744829865d57082a7f452edc90de5
SHA1833b178775f39675fa4e55eab1032353514e1052
SHA256036a57102385d7f0d7b2deacf932c1c372ae30d924365b7a88f8a26657dd7550
SHA5120a2d112ff7cb806a74f5ec17fe097d28107bb497d6ed5ad28ea47e6795434ba903cdb49aaf97a9a99c08cd0411f1969cad93031246dc107c26606a898e570323