Analysis
-
max time kernel
96s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
20-09-2024 01:18
Static task
static1
Behavioral task
behavioral1
Sample
41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe
Resource
win7-20240708-en
General
-
Target
41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe
-
Size
292KB
-
MD5
0c4b826cab211945649ac4bbb0c48c6b
-
SHA1
fe0132f85b63833f55a41651fcc0f32c1c96124d
-
SHA256
41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c
-
SHA512
6e4ea6a514002c61cadfea41ae6aa9e81178570dbae5f78b79e95f654dc6c7716a8f98b812c805ad45423f0e657fab260492e46b2e6bb45d25520d933dc27363
-
SSDEEP
6144:D8zag1zxFKmMqtXpA8dI41MwJckA3/l6ah4LXeofOdLBhShSpk+JEO:OjNxjXrX1z1845DdfCLBxZEO
Malware Config
Extracted
vidar
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681
-
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://questionmwq.shop/api
https://chickerkuso.shop/api
https://achievenmtynwjq.shop/api
https://puredoffustow.shop/api
https://opponnentduei.shop/api
https://metallygaricwo.shop/api
https://milldymarskwom.shop/api
https://quotamkdsdqo.shop/api
https://carrtychaintnyw.shop/api
Signatures
-
Detect Vidar Stealer 20 IoCs
resource yara_rule behavioral2/memory/720-4-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-11-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-9-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-25-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-26-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-42-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-43-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-59-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-60-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-84-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-85-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-92-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/720-93-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1572-132-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1572-134-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1572-136-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1572-145-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1572-146-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1572-161-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/1572-162-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
-
Downloads MZ/PE file
-
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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Executes dropped EXE 2 IoCs
pid Process 4436 IEHDBGDHDA.exe 1100 HIDHIEGIII.exe -
Loads dropped DLL 2 IoCs
pid Process 720 RegAsm.exe 720 RegAsm.exe -
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 2 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.
-
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1856 set thread context of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 4436 set thread context of 3700 4436 IEHDBGDHDA.exe 97 PID 1100 set thread context of 1572 1100 HIDHIEGIII.exe 98 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEHDBGDHDA.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HIDHIEGIII.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 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 3872 timeout.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 720 RegAsm.exe 720 RegAsm.exe 720 RegAsm.exe 720 RegAsm.exe 720 RegAsm.exe 720 RegAsm.exe 720 RegAsm.exe 720 RegAsm.exe 1572 RegAsm.exe 1572 RegAsm.exe 1572 RegAsm.exe 1572 RegAsm.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 1856 wrote to memory of 3460 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 83 PID 1856 wrote to memory of 3460 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 83 PID 1856 wrote to memory of 3460 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 83 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 1856 wrote to memory of 720 1856 41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe 84 PID 720 wrote to memory of 4436 720 RegAsm.exe 92 PID 720 wrote to memory of 4436 720 RegAsm.exe 92 PID 720 wrote to memory of 4436 720 RegAsm.exe 92 PID 720 wrote to memory of 1100 720 RegAsm.exe 95 PID 720 wrote to memory of 1100 720 RegAsm.exe 95 PID 720 wrote to memory of 1100 720 RegAsm.exe 95 PID 4436 wrote to memory of 3700 4436 IEHDBGDHDA.exe 97 PID 4436 wrote to memory of 3700 4436 IEHDBGDHDA.exe 97 PID 4436 wrote to memory of 3700 4436 IEHDBGDHDA.exe 97 PID 4436 wrote to memory of 3700 4436 IEHDBGDHDA.exe 97 PID 4436 wrote to memory of 3700 4436 IEHDBGDHDA.exe 97 PID 4436 wrote to memory of 3700 4436 IEHDBGDHDA.exe 97 PID 4436 wrote to memory of 3700 4436 IEHDBGDHDA.exe 97 PID 4436 wrote to memory of 3700 4436 IEHDBGDHDA.exe 97 PID 4436 wrote to memory of 3700 4436 IEHDBGDHDA.exe 97 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 1100 wrote to memory of 1572 1100 HIDHIEGIII.exe 98 PID 720 wrote to memory of 4328 720 RegAsm.exe 99 PID 720 wrote to memory of 4328 720 RegAsm.exe 99 PID 720 wrote to memory of 4328 720 RegAsm.exe 99 PID 4328 wrote to memory of 3872 4328 cmd.exe 101 PID 4328 wrote to memory of 3872 4328 cmd.exe 101 PID 4328 wrote to memory of 3872 4328 cmd.exe 101
Processes
-
C:\Users\Admin\AppData\Local\Temp\41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe"C:\Users\Admin\AppData\Local\Temp\41b381e462f4108957fbab888701dfb9e605621507f8dd2d3f71a32b429c5f0c.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1856 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:3460
-
-
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:720 -
C:\ProgramData\IEHDBGDHDA.exe"C:\ProgramData\IEHDBGDHDA.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4436 -
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:3700
-
-
-
C:\ProgramData\HIDHIEGIII.exe"C:\ProgramData\HIDHIEGIII.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1100 -
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:1572
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FCAECAKKFBGC" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:3872
-
-
-
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
-
Filesize
160KB
MD5f310cf1ff562ae14449e0167a3e1fe46
SHA185c58afa9049467031c6c2b17f5c12ca73bb2788
SHA256e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
SHA5121196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad
-
Filesize
292KB
MD54a8a0ccfecc930091116324c79c1006e
SHA1d790befcbc31a4befafeaf08879e15f99633b2a1
SHA256146b7006b041d25b6846c797234f38387ec4b141c4a7e4f100d0e6d2eda29088
SHA512ffef04766c2a9f9d038ccf6156ac7f03a0e0809adaf245a1347e5ece6ad31f9b37f283d71d34c031350456f30036078d5a3e97fa563bf6af6a8fcf6edeeb25d2
-
Filesize
354KB
MD5384a847ad2833788fa253433fd2eea8d
SHA11984d8788fe40bd95a90d7d4e9dea6c4e4ff6201
SHA256de30491736617249b3e80fc9436ecf0f7675b3c3014509398c3db7298f93336a
SHA512bcdbd44837629d8881c29a7c7f6a2d4e98b52fbc49952bad2c89340a1dee18fac9987aaa8a3d91905a1f88a216c0e2501201a8665f3df7d5f627ff71a2418aac
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize2KB
MD5c7d6f1d1ad473815e5ce9720cdf98eb7
SHA1e7a5c7eb8b106aab9a4aa0f1cea6d897701f7b39
SHA25658062d352802a2d2101dfd3bf507a67dce697815d1ac52c51f102cee061c7dea
SHA5128b095204af0b9cd44c6fd9b198b5a59378d04d843105370594fe689aa25200b0578d69682cb77537175436744f16c1af3d3e028de421c8bfaf039e0ed2514c8d
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize2KB
MD57ec05ad5ad4ea2f59d78a181b608dfb1
SHA195dfcb1ca8c7c6353bfc940c79f877d491158faa
SHA256197a38efa533f9ff60b730cbc9b5fb604893e8dfb08a9ba85f0e5424779e3759
SHA512da07b1ce6b278f20a93cfb83107be1a96bd134657be71f31b314e981ae9f85a8db50ae10458612bd460baca5e9402d5bce61b11ed648b191be42882273b8c00a
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize1KB
MD59ea353ed4fed6ed641da2a1a1e66cbf3
SHA142cf55d3608819795042c23df5f18fcd2b6b0c58
SHA2565245794a9cb70971f00a51f56b8b5305d16629c4d0d0e95916371a20a6119485
SHA5127476acf575e998c56bae27703d635c82a5cfd43f736b9618ec430168148f25d79c97ca344670298b51956ca0b3707d6499ef5865fe1b933acb948dddc822d05e
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize458B
MD58dc9aeb9f3a9c996d25ea10f90b68de4
SHA1b7b280c361e728eb78ed6779bb368c5282041a88
SHA2568edecd8f1134c5021793ca27bd45bafb5cfa079a9c7519cd4bfbfe5961f48a50
SHA512e08e052742239443c170e2e8489af8a39ca62c8eb3a3bb08f4e980e1a4ae079d79bd0ef812ff31c32cf7110fcc062fdabd73a31f795d312d9c54a9f540454d9d
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize450B
MD5e04e751da339da176529f60b569098c4
SHA13de1e4a729972e59e84e2c8a139b2dd5b45ed289
SHA256774720b046f7037751110fc2a72c2f3996128b53129f4e59aeb251886c40e7d7
SHA51214c6dba597f45243f9adb996d571f61bccbc8fb5b38e8d6fe3d97277aca525e84f3f669d6f35d15063538ac635998224a4b0786382c8a8fe27400894a478f8bf
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize458B
MD5e1f11539406c5a13158a369342ad113e
SHA11870eb13e2e886ee242836a016bab146511e17e7
SHA2560072f8eb38a0afc83acc9db6b56c9f38042f3a5758935a507e8e6c889ec9b4ad
SHA51276ff9ccc54521c60c3e5df34db1607bfa0a1d2f064e8a1b8d57db6a7c9c1e8eee8613cf22fc52cc35e05759c749f7f2dad2ad1c1a2ed46690e35fa56a434b72a