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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
17/09/2024, 01:12
Static task
static1
Behavioral task
behavioral1
Sample
56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe
Resource
win10v2004-20240802-en
General
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Target
56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe
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Size
283KB
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MD5
0d02e72a7fe2f6b2a120782b8a64c0a2
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SHA1
0957f0570c7e2f9d38e78664282762fc43964e0d
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SHA256
56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66
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SHA512
64bdcf43898f611bae1ad21aef5c26eb1c1434362544e4a734bbfa8b86f24032a5782498ea3dae9e1e144378a27ef47940ae6ea79e5918297e344181a93c5439
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SSDEEP
6144:PevsJRmJAvNCf3GIaWAlgO6dEkcsLOTvisCKsBPEO:PgGRmJUSGYAt6dEkcVTvlsBPEO
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 17 IoCs
resource yara_rule behavioral2/memory/5076-4-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-9-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-7-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-24-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-25-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-41-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-42-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-58-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-59-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-83-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-84-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-91-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/5076-92-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3512-136-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3512-137-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3512-152-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3512-153-0x0000000000400000-0x0000000000657000-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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Executes dropped EXE 2 IoCs
pid Process 4192 DBAEHCGHII.exe 1760 IDAKJKEHDB.exe -
Loads dropped DLL 2 IoCs
pid Process 5076 RegAsm.exe 5076 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 2 IoCs
description pid Process procid_target PID 4504 set thread context of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 1760 set thread context of 3512 1760 IDAKJKEHDB.exe 100 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1700 4192 WerFault.exe 92 -
System Location Discovery: System Language Discovery 1 TTPs 7 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 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DBAEHCGHII.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IDAKJKEHDB.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 -
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 5072 timeout.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 5076 RegAsm.exe 5076 RegAsm.exe 5076 RegAsm.exe 5076 RegAsm.exe 5076 RegAsm.exe 5076 RegAsm.exe 5076 RegAsm.exe 5076 RegAsm.exe 3512 RegAsm.exe 3512 RegAsm.exe 3512 RegAsm.exe 3512 RegAsm.exe -
Suspicious use of WriteProcessMemory 35 IoCs
description pid Process procid_target PID 4504 wrote to memory of 552 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 83 PID 4504 wrote to memory of 552 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 83 PID 4504 wrote to memory of 552 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 83 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 4504 wrote to memory of 5076 4504 56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe 84 PID 5076 wrote to memory of 4192 5076 RegAsm.exe 92 PID 5076 wrote to memory of 4192 5076 RegAsm.exe 92 PID 5076 wrote to memory of 4192 5076 RegAsm.exe 92 PID 5076 wrote to memory of 1760 5076 RegAsm.exe 95 PID 5076 wrote to memory of 1760 5076 RegAsm.exe 95 PID 5076 wrote to memory of 1760 5076 RegAsm.exe 95 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 1760 wrote to memory of 3512 1760 IDAKJKEHDB.exe 100 PID 5076 wrote to memory of 1744 5076 RegAsm.exe 101 PID 5076 wrote to memory of 1744 5076 RegAsm.exe 101 PID 5076 wrote to memory of 1744 5076 RegAsm.exe 101 PID 1744 wrote to memory of 5072 1744 cmd.exe 103 PID 1744 wrote to memory of 5072 1744 cmd.exe 103 PID 1744 wrote to memory of 5072 1744 cmd.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe"C:\Users\Admin\AppData\Local\Temp\56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4504 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:552
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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:5076 -
C:\ProgramData\DBAEHCGHII.exe"C:\ProgramData\DBAEHCGHII.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4192 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4192 -s 8844⤵
- Program crash
PID:1700
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C:\ProgramData\IDAKJKEHDB.exe"C:\ProgramData\IDAKJKEHDB.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1760 -
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:3512
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FHCGHJDBFIID" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1744 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:5072
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4192 -ip 41921⤵PID:4700
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
322KB
MD5a5098dee7d78acfb0294523855906aad
SHA15f44ca3f038456d07f7702cf061e7dad0039a8fb
SHA256b07e6681aedf25d80c36bb0cb362d3d9c22c17a42d03e42e0d2413ad1be1a4c2
SHA512b962efb2830b82e3cb4e39e3bd09ae68211dc0842ebd3c497e9425fcdd8ffb6eb09ca29386bf80fe9487346979592cbbc0f14c71e81129faf5ffd6f544226552
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Filesize
283KB
MD5ac7314c596e766b8f4f368579e2e0f8f
SHA10e4941e5e4299d04b9408194542c7362bcabcd2f
SHA256be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9
SHA5124258b6d15cd1c87d1787507f9132e5cf2caebfbf46dd055950dec8bb55faa094571d5b88cc58078adbab49f72fd3439f14ccae04de3d4bde672a540699a49428
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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
MD5f3996f922326413e2e955f3774434d01
SHA1a68789fa985ebfab0c61bbee12098e404288cded
SHA25634a9640d4292dbc5d1fee85322b3c457eb2ee28284618a602ec936de9a104200
SHA51234b7c1c1e5bdaa7da31887fce2b8069203922599824fd28e1db53cd0ebd343118c7899f56159eeb0500c96ca0ba4e9f28a6695f8032ca4acb4ee17204b746376
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize2KB
MD5e2e9309062d386d7fec2730d865be1b3
SHA130dbe40a07dd56429b70601ff35c954d78ee99b9
SHA25601459ba654c52454a8dae37f078fffc280d3a13b55837fd82d05a9c902e88ebb
SHA51246ec1842ed5b93bf5e2533ce2561b0035ff0beb8e5ce61ecb2ec7bdb13f54e38a7a44d258b6713deb5278b39a6cd8b8dff349d3a2a088f9f4014eed6262f6b63
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize1KB
MD517bc873e2a1ececdb96ba865079e2f7a
SHA1a44455ae9199b8f0b798ffe8952d2ce2b3cdf335
SHA256aaf3cca466c1452b3c1947aebea6107b1fba212c1cf9a0bcb2f7515b2a6cccea
SHA512cc0b2d9cd308ec3b289e67f8041a633099a69705587fd042201a3d2badc3cebdf18a971997fb9c3148ee9a016385f4657f74029bc47770e61c1b2c0c63f4adac
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize458B
MD5afb998d6b14268fd9dc16ffb8e3442a5
SHA1aab55076b2aa7ee304cbc47bc460eb1dfd6e6459
SHA2561d0a884072a671e6c5a60203f78f64623c8eab8fbcc037f17604bdb593022575
SHA51277214bf24fd430003e391f7d8f035d4eaa78c31bef886a71ded8066807a487d7b2f368f7b6508d96968df9f1c0642ce18a05b2c00cee138f5f9121fedc67857c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize450B
MD5cac130cfb1beb98b565e90ce97b6e67a
SHA111e8c2de4086b6b9236b3f66a5e568c102a7a49d
SHA256134506ae5bcb3223ad304558991a114edca36b6e9e58096aab90fe0a14b40578
SHA5121307acab4a00695cbd9a6466bbd276d65de8f0a8771bcf547f2e88edde949a49788ce114f12d3663976af35c5c673a4bc6943a58da40154c59eec68da1e677bd
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize458B
MD5c740bab464e283971716571bc0c99068
SHA1f1ed4329551a885c9e547d8e4a3a34ea0d97dd30
SHA25636f4a3bbafeb0dcb8dec6fa139bac96f8fe023746f9329b50c116e3df0d08b4c
SHA512732f95700e93d87bbb86d9d5fb5a4ac3f94dfc7685af1e8e4ac2c388498031b3e23980e136c9c6999837d2c0f09bc1d141008f9b714908ee176b13f243e8753c