Analysis
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max time kernel
135s -
max time network
304s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
19/09/2024, 22:31
Static task
static1
Behavioral task
behavioral1
Sample
16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe
Resource
win10-20240404-en
General
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Target
16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe
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Size
292KB
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MD5
b9e09917fbda00f390cf009dc958051d
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SHA1
23baeca0d2a64746112d308c644f8daf6136a4bf
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SHA256
16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579
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SHA512
53494a6e257030aa8a6373aacdf2490e0f1432d3c6556f9c57161b38ce4ec6dfe2d2c7dec732d029de6dc5d81b876f1be3c18892cc3f9305d00e2a21594fdd21
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SSDEEP
6144:aVlTsl/ziXVssyKy0HwGRNorqJy++eMumaCHjJp7MuwnwqW0HE/JJM5EO:Eul/OXV1yKpHLlMuWT7MuhqWceOEO
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 18 IoCs
resource yara_rule behavioral2/memory/796-4-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-10-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-8-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-28-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-29-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-45-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-46-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-71-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-72-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-79-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/796-80-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4908-115-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4908-118-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4908-119-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4908-129-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4908-130-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4908-145-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral2/memory/4908-146-0x0000000000400000-0x0000000000657000-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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Executes dropped EXE 2 IoCs
pid Process 4804 IJJDBAEHIJ.exe 1252 AEGHJKJKKJ.exe -
Loads dropped DLL 2 IoCs
pid Process 796 RegAsm.exe 796 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 1900 set thread context of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 4804 set thread context of 4480 4804 IJJDBAEHIJ.exe 80 PID 1252 set thread context of 4908 1252 AEGHJKJKKJ.exe 84 -
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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IJJDBAEHIJ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AEGHJKJKKJ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.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 364 timeout.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 796 RegAsm.exe 4908 RegAsm.exe 4908 RegAsm.exe 4908 RegAsm.exe 4908 RegAsm.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 1900 wrote to memory of 796 1900 16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe 75 PID 796 wrote to memory of 4804 796 RegAsm.exe 77 PID 796 wrote to memory of 4804 796 RegAsm.exe 77 PID 796 wrote to memory of 4804 796 RegAsm.exe 77 PID 4804 wrote to memory of 4480 4804 IJJDBAEHIJ.exe 80 PID 4804 wrote to memory of 4480 4804 IJJDBAEHIJ.exe 80 PID 4804 wrote to memory of 4480 4804 IJJDBAEHIJ.exe 80 PID 4804 wrote to memory of 4480 4804 IJJDBAEHIJ.exe 80 PID 4804 wrote to memory of 4480 4804 IJJDBAEHIJ.exe 80 PID 4804 wrote to memory of 4480 4804 IJJDBAEHIJ.exe 80 PID 4804 wrote to memory of 4480 4804 IJJDBAEHIJ.exe 80 PID 4804 wrote to memory of 4480 4804 IJJDBAEHIJ.exe 80 PID 4804 wrote to memory of 4480 4804 IJJDBAEHIJ.exe 80 PID 796 wrote to memory of 1252 796 RegAsm.exe 81 PID 796 wrote to memory of 1252 796 RegAsm.exe 81 PID 796 wrote to memory of 1252 796 RegAsm.exe 81 PID 1252 wrote to memory of 3760 1252 AEGHJKJKKJ.exe 83 PID 1252 wrote to memory of 3760 1252 AEGHJKJKKJ.exe 83 PID 1252 wrote to memory of 3760 1252 AEGHJKJKKJ.exe 83 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 1252 wrote to memory of 4908 1252 AEGHJKJKKJ.exe 84 PID 796 wrote to memory of 2240 796 RegAsm.exe 85 PID 796 wrote to memory of 2240 796 RegAsm.exe 85 PID 796 wrote to memory of 2240 796 RegAsm.exe 85 PID 2240 wrote to memory of 364 2240 cmd.exe 87 PID 2240 wrote to memory of 364 2240 cmd.exe 87 PID 2240 wrote to memory of 364 2240 cmd.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe"C:\Users\Admin\AppData\Local\Temp\16358e5cb11b110f739d10d61f23ae9107f01e3757f1c1bbc3f0e71b7404e579.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1900 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:796 -
C:\ProgramData\IJJDBAEHIJ.exe"C:\ProgramData\IJJDBAEHIJ.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4804 -
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:4480
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C:\ProgramData\AEGHJKJKKJ.exe"C:\ProgramData\AEGHJKJKKJ.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"4⤵PID:3760
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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:4908
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\HCBAKJEHDBGH" & exit3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:364
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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
293KB
MD56d1999f1096cee3f06507e0d896d7c4a
SHA1947cde63e799d23622468caecd0172a4ce8e8c17
SHA2566f8b44c727d44c82461e3e33098a1d93517bd200c4489120914f34e22715309c
SHA512eb46aa64facd4456eaad1b24ee158b9e7bd5426580caf1ca4d5cd24fe08127612b8fcb2e1cedd054daff85e315d3942fb75bc5959c89baadf832d70a8a0982b1
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Filesize
355KB
MD5731a25a9b1f2c31056f7bd75c71deac4
SHA1ac95005a75add78f8226e553ff3bb32bcfeef1ea
SHA256d0285d1ff85d7ef17ce9e3c0b185bd93624d6fde47a2cf0ec99a8cfd4a7afb0d
SHA512efccfa84482c3a262c2efe9d5107a22a94efae352a46d01c0c677266835bb1d4b04a105ff7b94c5042640d40672576512ca06201260a5ee82257c7f524304fa4
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Filesize
148KB
MD590a1d4b55edf36fa8b4cc6974ed7d4c4
SHA1aba1b8d0e05421e7df5982899f626211c3c4b5c1
SHA2567cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c
SHA512ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2
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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
MD57ec05ad5ad4ea2f59d78a181b608dfb1
SHA195dfcb1ca8c7c6353bfc940c79f877d491158faa
SHA256197a38efa533f9ff60b730cbc9b5fb604893e8dfb08a9ba85f0e5424779e3759
SHA512da07b1ce6b278f20a93cfb83107be1a96bd134657be71f31b314e981ae9f85a8db50ae10458612bd460baca5e9402d5bce61b11ed648b191be42882273b8c00a
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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
MD5aca0077a0a6da1d14cd19d9814e292e8
SHA1ed1d5c639ba12e2b5031af1e59b5240d435ad3dc
SHA2569fe7b531579f805faf692acba5f848f323bafd73f0fdb22f0d8d0dccfa543dac
SHA5128efa7053c9f5406f13d20049f10003b8357a32959c2c6f3a3e3e5877f431bc1402c40495018d1579dcea0201d5d828152641a8c55a50c96211d5d9da0b67f912
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
Filesize450B
MD501b2eec0d4304550a9196503efc35dd8
SHA115b7c917229d3879d08eff998e24ce3e623f81c2
SHA2568fa94335f2019f6eb4313e60f6d03677aae5bfd435ae2ad4ae3822da7118c3cd
SHA51201bbd259878cacc4e729407cc106d748733091116de2b820d7feb46f13dddb1cb600b20cc536d14de3a36757d76a80943bd0111de9d8cedcc3441d27e5b34ef2
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\EB2C4AB8B68FFA4B7733A9139239A396_D76DB901EE986B889F30D8CC06229E2D
Filesize458B
MD55554e00a7588a78bdf0ddbe0e44add57
SHA151a2589646d95d4ce2cba6b106e0a46fc7d08722
SHA256491c0726defb9b0eea3fa1d9779867a7ba9e857b5620cac67f92d919bb885f53
SHA5120a391a23b31043b67fc86fcbf52ffcc0e08dd6cd7ee04e04e35070bc26340ad510fc1202f5c3ee8df4ad24e75875273123b288265bb4943d5e9a4662f61e1039
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Filesize
104B
MD5a5101ef8af282323ffcc3cda1c8c3d8a
SHA1354efb2bc836a8d2be65e1441ff7a1e2796b11bf
SHA2563e7fd12b7499885513ec8a2b3203fcc601154d0364ee53ecb2debd35f159bb27
SHA512ad2d4ab89ed402e10903804c6f1f2a9c81105bfabe1fc3cb70c725c0f63ee9a6e2848fe8f32b126225d743e06dee8bd9ec3676c3a08f9e4a20414ecc4efabf32
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571