General
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Target
sample
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Size
3KB
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Sample
250330-xgnskswry3
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MD5
21c010cf4481df82d7e5e4a0b4260793
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SHA1
d2ae87b41aa4e951c3a3131ce7ebc8969948ed97
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SHA256
b6e7e1ddaceee8c401056c0bd2e552c3545f6906b7de4b62ab3a239e5b01dfa7
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SHA512
8f97b34ecda980b0a738d98a99a28ba6f6ceafe65ae97f41b0fc8561a919796e729429507a18e9fe0ef79feb6ee892afb29fc325615c920d72111f3649b3bf5f
Static task
static1
Behavioral task
behavioral1
Sample
sample.ps1
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
sample.ps1
Resource
win10v2004-20250313-en
Behavioral task
behavioral3
Sample
sample.ps1
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral4
Sample
sample.ps1
Resource
win11-20250313-en
Malware Config
Extracted
https://jacrcell.com/joomla/crypted.exe
https://installsh.pages.dev/config.ps1
Extracted
vidar
13.3
00cb84c6bd4caac4bdfc1131beae4df7
https://t.me/lw25chm
https://steamcommunity.com/profiles/76561199839170361
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 Chrome/132.0.0.0 Safari/537.36 OPR/117.0.0.0
Targets
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Target
sample
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Size
3KB
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MD5
21c010cf4481df82d7e5e4a0b4260793
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SHA1
d2ae87b41aa4e951c3a3131ce7ebc8969948ed97
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SHA256
b6e7e1ddaceee8c401056c0bd2e552c3545f6906b7de4b62ab3a239e5b01dfa7
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SHA512
8f97b34ecda980b0a738d98a99a28ba6f6ceafe65ae97f41b0fc8561a919796e729429507a18e9fe0ef79feb6ee892afb29fc325615c920d72111f3649b3bf5f
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Detect Vidar Stealer
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Vidar family
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Blocklisted process makes network request
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Downloads MZ/PE file
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Executes dropped EXE
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Hide Artifacts: Hidden Window
Windows that would typically be displayed when an application carries out an operation can be hidden.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Modify Authentication Process
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Window
1Modify Authentication Process
1Modify Registry
1Credential Access
Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
2Credentials In Files
2