Analysis
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max time kernel
40s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
01/08/2024, 22:36
Static task
static1
Behavioral task
behavioral1
Sample
4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe
Resource
win7-20240705-en
General
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Target
4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe
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Size
6.0MB
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MD5
2768d35cf6fa54b1db18e61842e61daf
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SHA1
940b98dcd682a0d087901c122a2860bc67f39fa4
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SHA256
4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58
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SHA512
3b231d8e01f42863dfe10e7190c7751fd7d548aef3b4d2c80a4819fff71e2cd46fd083aae7bb24f15ebf102d88d17f9d91d57112704bb7f3fca89af3d97ef0b7
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SSDEEP
98304:P3Fr4mzBPN//iM5KxPGEw3Np8c6C/h6qwolphehY:P3Fr4MBPN//iM5EPGEalzeh
Malware Config
Extracted
vidar
https://steamcommunity.com/profiles/76561199747278259
https://t.me/armad2a
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 YaBrowser/24.6.0.1 Safari/537.36
Extracted
lumma
https://tenntysjuxmz.shop/api
Signatures
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Detect Vidar Stealer 3 IoCs
resource yara_rule behavioral1/memory/2808-82-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral1/memory/2808-563-0x0000000000400000-0x0000000000643000-memory.dmp family_vidar_v7 behavioral1/memory/2808-647-0x0000000000400000-0x0000000000643000-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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Executes dropped EXE 2 IoCs
pid Process 1628 EHJDGHJDBF.exe 2016 BAKKEGCAAE.exe -
Loads dropped DLL 10 IoCs
pid Process 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe -
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 1 IoCs
description pid Process procid_target PID 2536 set thread context of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 6 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 MSBuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EHJDGHJDBF.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 BAKKEGCAAE.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.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 MSBuild.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 BAKKEGCAAE.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString BAKKEGCAAE.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2804 timeout.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 EHJDGHJDBF.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 EHJDGHJDBF.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe 2808 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe -
Suspicious use of WriteProcessMemory 31 IoCs
description pid Process procid_target PID 2536 wrote to memory of 2832 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 29 PID 2536 wrote to memory of 2832 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 29 PID 2536 wrote to memory of 2832 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 29 PID 2536 wrote to memory of 2832 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 29 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2536 wrote to memory of 2808 2536 4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe 30 PID 2808 wrote to memory of 1628 2808 MSBuild.exe 33 PID 2808 wrote to memory of 1628 2808 MSBuild.exe 33 PID 2808 wrote to memory of 1628 2808 MSBuild.exe 33 PID 2808 wrote to memory of 1628 2808 MSBuild.exe 33 PID 2808 wrote to memory of 2016 2808 MSBuild.exe 34 PID 2808 wrote to memory of 2016 2808 MSBuild.exe 34 PID 2808 wrote to memory of 2016 2808 MSBuild.exe 34 PID 2808 wrote to memory of 2016 2808 MSBuild.exe 34 PID 2808 wrote to memory of 2080 2808 MSBuild.exe 35 PID 2808 wrote to memory of 2080 2808 MSBuild.exe 35 PID 2808 wrote to memory of 2080 2808 MSBuild.exe 35 PID 2808 wrote to memory of 2080 2808 MSBuild.exe 35 PID 2080 wrote to memory of 2804 2080 cmd.exe 37 PID 2080 wrote to memory of 2804 2080 cmd.exe 37 PID 2080 wrote to memory of 2804 2080 cmd.exe 37 PID 2080 wrote to memory of 2804 2080 cmd.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe"C:\Users\Admin\AppData\Local\Temp\4b405c22574517f903942744984e85e0240fe1b020e30ab94b3d3225ac7f5a58.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵PID:2832
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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 WriteProcessMemory
PID:2808 -
C:\ProgramData\EHJDGHJDBF.exe"C:\ProgramData\EHJDGHJDBF.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies system certificate store
PID:1628
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C:\ProgramData\BAKKEGCAAE.exe"C:\ProgramData\BAKKEGCAAE.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
PID:2016
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\BKEHDGDGHCBG" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2080 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2804
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Network
MITRE ATT&CK Enterprise v15
Defense Evasion
Modify Registry
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD556fa4e044e723c020bc87d3a4984f0c5
SHA1d534d116d2ff0ac711ea4db641c9c92a91ddefe0
SHA25681da3671d160211ad42c60d3eceafc7a480f7432c431b6185c70a83c1f422c88
SHA51231e61a0cf4340dbcecc0074982903d01ef19dca0dd7d47dedb20f3d004326441c0febeeabbc0cad0cb7fb677b3a57644218f1f508d396aad60f579e3bdf963be
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\5J67VDZD\76561199747278259[1].htm
Filesize33KB
MD5f7e1fe8d3a6fdc2e0126666a1270fffb
SHA1a2cf621d5345007ed0a7b7cdcb83ebdf865dcbc7
SHA256daae171b021c15d6f3b16bd6d7fdb9a7548be02ed392621896d4a6f060da0e03
SHA51234e39874098251ad13a530d43335e5a7c196062655f00313df2038b81b7c271821268cf0f746f8e7c09981b7f18498919ee43f0cd9b7d5bb94767e4d02c85930
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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
4.7MB
MD5cd2670554d158aadff36a84cd133a841
SHA1b2087461f6c10af0503150850e84a8dc309afc48
SHA25654b7c4e56ab1efc940f22df09a6afc597dc3216b3aa2d597e32e9e26c9af6131
SHA512034f4d339f2c6509bf74147ec072552d4e3169cc3ed9dccbb666b0468c7d9e9e95a053b999c6f802a71f3ae529d6f177d6e76e88384a082a346c3e022a08266a
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Filesize
4.7MB
MD5502ee0741d889207e462d29a9e1b0d23
SHA184f97522803326316f13fda1323422a95177a860
SHA2564022245ab5c4db63803c3aecca8df306498a1c947c0c467c2b4ce5e80fb8db8c
SHA51220db01beacf8d8542c9afdd02e30ba7597cc85a3c43218457f9435a627d9eec40fc6ed3a9de6fa0e94456316775d7e29b4bdd26135c6ed3b0804dfa364c2de79
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571