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Analysis
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max time kernel
93s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07/10/2024, 01:09
Static task
static1
Behavioral task
behavioral1
Sample
14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe
Resource
win10v2004-20240802-en
General
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Target
14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe
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Size
580KB
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MD5
4ad0164fbb08d546961ed5069c30185a
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SHA1
c4f8184106ac9ea7eb1148dd2aa2fbfccd7c8d3e
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SHA256
14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2
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SHA512
ef86d237a3ae15bf19887b3e2fdc53647527b9ebcd582879ad3611fcd5cb269f83fd87bb002108aff1d57c0a693cc70c137ad2bc66ad2a4047e3fbcbe2bed844
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SSDEEP
12288:OKHCYvQ2v9et3Ao3UfYYJOsrf/YHu4HoT6YoCMSOblBrKA:OKZvQalo3UZJOPO4u6YFOZ95
Malware Config
Extracted
vidar
http://proxy.johnmccrea.com/
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0
Signatures
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Detect Vidar Stealer 14 IoCs
resource yara_rule behavioral2/memory/1572-2-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-3-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-6-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-7-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-8-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-25-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-26-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-42-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-43-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-71-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-72-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-79-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-80-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral2/memory/1572-81-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 1572 MSBuild.exe 1572 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 2384 set thread context of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 -
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 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.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 opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MSBuild.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1572 MSBuild.exe 1572 MSBuild.exe 1572 MSBuild.exe 1572 MSBuild.exe 1572 MSBuild.exe 1572 MSBuild.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1572 MSBuild.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2384 wrote to memory of 468 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 82 PID 2384 wrote to memory of 468 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 82 PID 2384 wrote to memory of 468 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 82 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83 PID 2384 wrote to memory of 1572 2384 14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe"C:\Users\Admin\AppData\Local\Temp\14970e8dfeec4ff1c9c60d9cea17b84544f7f671d8d9b5c6f17d637fb6f94bd2.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵PID:468
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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
- Suspicious use of SetWindowsHookEx
PID:1572
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571