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Analysis
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max time kernel
121s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
12/08/2024, 07:47
Static task
static1
Behavioral task
behavioral1
Sample
3b0041dfa75c093509fd3e2e1a144532.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
3b0041dfa75c093509fd3e2e1a144532.exe
Resource
win10v2004-20240802-en
General
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Target
3b0041dfa75c093509fd3e2e1a144532.exe
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Size
3.3MB
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MD5
3b0041dfa75c093509fd3e2e1a144532
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SHA1
a294857985afb4a0e6ec3f2d5cb07cf2298ba94f
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SHA256
c18daf8d23214417f5c2165c850ffe0e83b657d9ba045dde50757cfd5b5f4dbc
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SHA512
f04a084d16d3ed056537d514edb7ebb81aa96aca384b35b12ca6fb1847a1cc205a24be5c9606d3043ddb1aa691d9e187df1a4e709a315283ea2d8437c7e87b66
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SSDEEP
49152:YQdYX/DGwoPPzLEfh+OuZA2lyfbSbU4SymzeSgfxMFB:YQW/JqzIND2lyf7hymzeSgqT
Malware Config
Extracted
vidar
https://steamcommunity.com/profiles/76561199751190313
https://t.me/pech0nk
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Signatures
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Detect Vidar Stealer 3 IoCs
resource yara_rule behavioral1/memory/2644-70-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral1/memory/2644-77-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral1/memory/2644-127-0x0000000000400000-0x0000000000643000-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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Loads dropped DLL 2 IoCs
pid Process 2644 MSBuild.exe 2644 MSBuild.exe -
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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2256 set thread context of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 3b0041dfa75c093509fd3e2e1a144532.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe -
Checks processor information in registry 2 TTPs 2 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 MSBuild.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 29 IoCs
pid Process 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe 2644 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2256 3b0041dfa75c093509fd3e2e1a144532.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30 PID 2256 wrote to memory of 2644 2256 3b0041dfa75c093509fd3e2e1a144532.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\3b0041dfa75c093509fd3e2e1a144532.exe"C:\Users\Admin\AppData\Local\Temp\3b0041dfa75c093509fd3e2e1a144532.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2644
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5a266bb7dcc38a562631361bbf61dd11b
SHA13b1efd3a66ea28b16697394703a72ca340a05bd5
SHA256df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e
SHA5120da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD587f1f36a142cb576e57523cd443cd680
SHA13fd5364bce5e2eede7f877a4383dc48b635ff531
SHA256b343c18d146bcd832926150a67aace4c86d0adc4f6f85df1c148ae13ec468024
SHA5129735911d9e105957db24e2afb21d07723d5ece2e96b585d8b5abaed5d691f8c66db0f160ea7ae8d079b11a940836cd7610b2463379c3cfe209d012ad1ff2c51b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5062dc5290840426f3a0aa9d44e1a9db1
SHA1f64c75648325fe52f4364d83a1c6a46038885940
SHA256edef107955c841f0e929a1e3cb70327a3ffcdaf801f9ccf8c7612303bcfda00e
SHA5126d7bdc1a7bde2bf7bb7feacb643cd9abef8e1176db46e6bddc3f7c8d6392c08b07625c947d30934092552a444453c8785fa12b1144a87e19af3a41336169e214
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD5c4230b9abf5635cdb47634b0d413d0a2
SHA1c20fa9a10ef992ae730005901d73637c9bb0a0ab
SHA2565d6b1286896fa4c30a873fab76dfd1470b8c0f09666bd64e7463c08d0381b5f0
SHA512cc2e5bf9216f539a0e9771f6ec9a6806bc8383dd230bdfdcc2e68ea866cdd4fd939aa66502dc8aeb4bd4a4c33975e524896cd3fcb90d9fd86b48aade19a91c82
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571