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Analysis
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max time kernel
95s -
max time network
123s -
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, 10:17
Static task
static1
Behavioral task
behavioral1
Sample
72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe
Resource
win7-20240903-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/3660-4-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-9-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-11-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-25-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-26-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-42-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-43-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-59-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-60-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-84-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-85-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-92-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3660-93-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3776-139-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3776-143-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3776-141-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3776-152-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3776-153-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3776-168-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/3776-169-0x0000000000400000-0x0000000000657000-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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Executes dropped EXE 2 IoCs
pid Process 1772 BKECAEBGHD.exe 2012 JKJKKKJJJK.exe -
Loads dropped DLL 2 IoCs
pid Process 3660 RegAsm.exe 3660 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 3844 set thread context of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 1772 set thread context of 4648 1772 BKECAEBGHD.exe 94 PID 2012 set thread context of 3776 2012 JKJKKKJJJK.exe 97 -
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 timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BKECAEBGHD.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JKJKKKJJJK.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.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 1516 timeout.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 3660 RegAsm.exe 3660 RegAsm.exe 3660 RegAsm.exe 3660 RegAsm.exe 3660 RegAsm.exe 3660 RegAsm.exe 3660 RegAsm.exe 3660 RegAsm.exe 3776 RegAsm.exe 3776 RegAsm.exe 3776 RegAsm.exe 3776 RegAsm.exe -
Suspicious use of WriteProcessMemory 41 IoCs
description pid Process procid_target PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3844 wrote to memory of 3660 3844 72d4e5a68545de1c0268a4616db6807e90a027e0191dda20377ecbd61ae577f0.exe 83 PID 3660 wrote to memory of 1772 3660 RegAsm.exe 91 PID 3660 wrote to memory of 1772 3660 RegAsm.exe 91 PID 3660 wrote to memory of 1772 3660 RegAsm.exe 91 PID 1772 wrote to memory of 4648 1772 BKECAEBGHD.exe 94 PID 1772 wrote to memory of 4648 1772 BKECAEBGHD.exe 94 PID 1772 wrote to memory of 4648 1772 BKECAEBGHD.exe 94 PID 1772 wrote to memory of 4648 1772 BKECAEBGHD.exe 94 PID 1772 wrote to memory of 4648 1772 BKECAEBGHD.exe 94 PID 1772 wrote to memory of 4648 1772 BKECAEBGHD.exe 94 PID 1772 wrote to memory of 4648 1772 BKECAEBGHD.exe 94 PID 1772 wrote to memory of 4648 1772 BKECAEBGHD.exe 94 PID 1772 wrote to memory of 4648 1772 BKECAEBGHD.exe 94 PID 3660 wrote to memory of 2012 3660 RegAsm.exe 95 PID 3660 wrote to memory of 2012 3660 RegAsm.exe 95 PID 3660 wrote to memory of 2012 3660 RegAsm.exe 95 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 2012 wrote to memory of 3776 2012 JKJKKKJJJK.exe 97 PID 3660 wrote to memory of 2784 3660 RegAsm.exe 98 PID 3660 wrote to memory of 2784 3660 RegAsm.exe 98 PID 3660 wrote to memory of 2784 3660 RegAsm.exe 98 PID 2784 wrote to memory of 1516 2784 cmd.exe 100 PID 2784 wrote to memory of 1516 2784 cmd.exe 100 PID 2784 wrote to memory of 1516 2784 cmd.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:3844 -
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:3660 -
C:\ProgramData\BKECAEBGHD.exe"C:\ProgramData\BKECAEBGHD.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1772 -
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:4648
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C:\ProgramData\JKJKKKJJJK.exe"C:\ProgramData\JKJKKKJJJK.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2012 -
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:3776
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FIEHDBGDHDAE" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2784 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1516
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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
355KB
MD5731a25a9b1f2c31056f7bd75c71deac4
SHA1ac95005a75add78f8226e553ff3bb32bcfeef1ea
SHA256d0285d1ff85d7ef17ce9e3c0b185bd93624d6fde47a2cf0ec99a8cfd4a7afb0d
SHA512efccfa84482c3a262c2efe9d5107a22a94efae352a46d01c0c677266835bb1d4b04a105ff7b94c5042640d40672576512ca06201260a5ee82257c7f524304fa4
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Filesize
160KB
MD5f310cf1ff562ae14449e0167a3e1fe46
SHA185c58afa9049467031c6c2b17f5c12ca73bb2788
SHA256e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855
SHA5121196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad
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Filesize
293KB
MD56d1999f1096cee3f06507e0d896d7c4a
SHA1947cde63e799d23622468caecd0172a4ce8e8c17
SHA2566f8b44c727d44c82461e3e33098a1d93517bd200c4489120914f34e22715309c
SHA512eb46aa64facd4456eaad1b24ee158b9e7bd5426580caf1ca4d5cd24fe08127612b8fcb2e1cedd054daff85e315d3942fb75bc5959c89baadf832d70a8a0982b1
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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
MD54c4bf9e4d624f1045d8f73ed7f97dc3e
SHA11d78800f4a780fc6f75a778faeed2baaf84f2206
SHA2566dcfee83067db655225002d6ee68c1948d82de8a4b488355fbdee6fce73638db
SHA5124c950580ec4fb088382f066948964846bbee5d575eac1f70253e5adc3c09f071d398c1b6eb42fb2a00e017ba2a344ef6709c6f321a5b38db8bd39933989494bb
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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
MD59ea353ed4fed6ed641da2a1a1e66cbf3
SHA142cf55d3608819795042c23df5f18fcd2b6b0c58
SHA2565245794a9cb70971f00a51f56b8b5305d16629c4d0d0e95916371a20a6119485
SHA5127476acf575e998c56bae27703d635c82a5cfd43f736b9618ec430168148f25d79c97ca344670298b51956ca0b3707d6499ef5865fe1b933acb948dddc822d05e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\156887258BBD6E1FEF562837733EA04E_5BBC02CEDFD3F7AC9E268D830CF231EE
Filesize458B
MD50b18c1f6c4a7fdc2316c82764e848340
SHA1583ca3c8cab3694a637b12d894e5ae91aa753811
SHA2562648d4cd04070ddd9ece833752d9b61f2d67d8fb37844857fcd29e8a0f1b085c
SHA512b85d130a67e1323538db1b33f684802ef811ebe11fe792e733507fb96924e0a497864db4c8fb618ce767659f8e183160f536f7287ce6ba73e2c9a0e2730cab39
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize450B
MD5b7cb736cb23ebd323997984a502938ae
SHA14281c18bcc7c89f8c774b3b3024d7c06d0532572
SHA256cc303e8a90ccb9b48ce7b00a365794396151c2c0e34bf4c32d391dbb2bbf2b62
SHA512b0d4acd866d35ac2b605b01d71beba02293ecaa7fc5c570340eb8bbf7b0b101ec47be348fd6c18bb466724b76cb4db86c1d2d87bf842c84af46c0232a6d571ee
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize458B
MD5584edf02da07c9d639755a282d06e25c
SHA171a4890695f7f919786175ee7218f1ef41247874
SHA2562c62b641cd2d1936ade4f7f3759f71f9ca7ad88204abc9ffd0405c86b1fa7971
SHA512addc7f181a5dad85839d7740bdb929a6f8f691d3392474e98f079a9dfff9431d9c4fc3c921fa2fbc8f084ecfb181915abd11afc71c105e7253dbe20ed47c2926