Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-10-2024 14:40
Static task
static1
Behavioral task
behavioral1
Sample
b84c50c2ceb9b56069c7380e608319de.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b84c50c2ceb9b56069c7380e608319de.exe
Resource
win10v2004-20241007-en
General
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Target
b84c50c2ceb9b56069c7380e608319de.exe
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Size
617KB
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MD5
b84c50c2ceb9b56069c7380e608319de
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SHA1
ed35a4711f16abaf3f0d68223545c87a5482f30b
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SHA256
e3617487e1b1b47f2fb532af4483c269108230307f02e9690c6ebc8ad037f6c1
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SHA512
3bbebba957448e7f5a3a55dafd2ddfd503c507497b051b03db0af00bb986f63bd504e1575b7a653463e29f959664a3488198b0b83998f8d4a9564261b8e81d01
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SSDEEP
12288:6DOzqXUCAB/DDDDDDKggISBALtfL1fOvU9K+t4p/oPyBYjKJcflr7v:6DNXUtoDBALtf99b4rWagr7v
Malware Config
Extracted
vidar
11.1
0b3bd69430b7d827b107ba2ed809207d
https://steamcommunity.com/profiles/76561199786602107
https://t.me/lpnjoke
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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 13 IoCs
resource yara_rule behavioral1/memory/2708-9-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-11-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-6-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-5-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-4-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-153-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-201-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-227-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-264-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-352-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-381-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-426-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 behavioral1/memory/2708-449-0x0000000000400000-0x0000000000676000-memory.dmp family_vidar_v7 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 2708 b84c50c2ceb9b56069c7380e608319de.exe 2708 b84c50c2ceb9b56069c7380e608319de.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 3 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 1576 set thread context of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2352 1576 WerFault.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b84c50c2ceb9b56069c7380e608319de.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b84c50c2ceb9b56069c7380e608319de.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 b84c50c2ceb9b56069c7380e608319de.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString b84c50c2ceb9b56069c7380e608319de.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1276 timeout.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 b84c50c2ceb9b56069c7380e608319de.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 b84c50c2ceb9b56069c7380e608319de.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 b84c50c2ceb9b56069c7380e608319de.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2708 b84c50c2ceb9b56069c7380e608319de.exe 2708 b84c50c2ceb9b56069c7380e608319de.exe 2708 b84c50c2ceb9b56069c7380e608319de.exe 2708 b84c50c2ceb9b56069c7380e608319de.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2708 1576 b84c50c2ceb9b56069c7380e608319de.exe 31 PID 1576 wrote to memory of 2352 1576 b84c50c2ceb9b56069c7380e608319de.exe 32 PID 1576 wrote to memory of 2352 1576 b84c50c2ceb9b56069c7380e608319de.exe 32 PID 1576 wrote to memory of 2352 1576 b84c50c2ceb9b56069c7380e608319de.exe 32 PID 1576 wrote to memory of 2352 1576 b84c50c2ceb9b56069c7380e608319de.exe 32 PID 2708 wrote to memory of 2176 2708 b84c50c2ceb9b56069c7380e608319de.exe 35 PID 2708 wrote to memory of 2176 2708 b84c50c2ceb9b56069c7380e608319de.exe 35 PID 2708 wrote to memory of 2176 2708 b84c50c2ceb9b56069c7380e608319de.exe 35 PID 2708 wrote to memory of 2176 2708 b84c50c2ceb9b56069c7380e608319de.exe 35 PID 2176 wrote to memory of 1276 2176 cmd.exe 37 PID 2176 wrote to memory of 1276 2176 cmd.exe 37 PID 2176 wrote to memory of 1276 2176 cmd.exe 37 PID 2176 wrote to memory of 1276 2176 cmd.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\b84c50c2ceb9b56069c7380e608319de.exe"C:\Users\Admin\AppData\Local\Temp\b84c50c2ceb9b56069c7380e608319de.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Users\Admin\AppData\Local\Temp\b84c50c2ceb9b56069c7380e608319de.exe"C:\Users\Admin\AppData\Local\Temp\b84c50c2ceb9b56069c7380e608319de.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2708 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\AAAAECGHCBGC" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1276
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 682⤵
- Program crash
PID:2352
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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
4Credentials In Files
4Replay 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
MD517da879464a4faddf74c4711a01db13e
SHA16772f842039d2339f1c0751ba42b6b3c2acd83d1
SHA256f64b2b193142de29180e4a35bc629f5f533a0b93d0d1f853ee83b8fcb5d2b053
SHA51216e927fa20a4a6c3b6ec65164a87fe664fc8a2511932e09ae5aaad9c4e5c0e976841d356dcea1ddc7d9f58beb3eecf24b19606f98700c5d9f0d48f6bc5f13845
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
Filesize242B
MD5c1c8ddd67d4e7c6b5bda1f60bbc10f66
SHA17c73992bef1c696e033426f1ffe64610b12166d7
SHA256a45b824f83da338bdaadf00ac54fb2b7fcc0fd378b0cd170a2e92ff83a3a3a03
SHA5120c55189054e0260e185e0f2f0161cd7aaefb532065456f749188b7e798b695f19e21130be4fba0d5099c931d9eb13aa1d7b612fcc39bd89ad93a7d35f0a63ae2
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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