General
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Target
Update_Browser.zip
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Size
1.0MB
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Sample
240907-hsy1cs1brn
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MD5
bd6e013f97e3fbfc399b8eca7943ffd5
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SHA1
6808436f9591a1860f14ac426eb3c4f2aa8e290a
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SHA256
896983dee48b90e2d2663255959e3018dcd0d0669cb5aa9dd972d98b0a72974e
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SHA512
018a6633be6dd6446fd9720629bcf28ebb7cea2f6299ad5c51c57661b4cc4df45030e64d6d48770c5cb023da6f4a16bc61ca3fa4bfb37d597eb3239f96d7b1d3
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SSDEEP
24576:IdU6RR1OCx3YJeuCyzEIRByI36LqktZgmytbN5ZFevXD:r6Rnx3YVCyznB736Ok7v+N5DevXD
Static task
static1
Behavioral task
behavioral1
Sample
Install Update.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Install Update.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
d3d11.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
d3d11.dll
Resource
win10v2004-20240802-en
Malware Config
Extracted
vidar
https://t.me/edm0d
https://steamcommunity.com/profiles/
Targets
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Target
Install Update.exe
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Size
678KB
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MD5
fd57b4457b9c453bf563559c53b9071b
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SHA1
08eb3a76af5c337b73f50efe5a27c43b68edce88
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SHA256
995bf2a06730050f99f6e5ff53d641e1e98f022e7d7c376d91d65959aa79a70e
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SHA512
ba9518440625fef53101440c976951b5c8e2b07f946a975da77b8a7ab2cbfc795cd20a264f61ff1fc4a7c0b77ea9b75ed8a9c9e69b9d22ae65d10163a510c5a7
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SSDEEP
12288:PoZ5cyP2UluWW7hvraWyE/7bQGLnkQzeD6lHCMfm7HUb3s9a40:PoHhP2YW7hzak7bQ8HCM+4QI40
Score10/10-
Detect Vidar Stealer
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Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Downloads MZ/PE file
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Deletes itself
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Target
d3d11.dll
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Size
1.4MB
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MD5
aa55d7bdb5d82f33345f78814a687a26
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SHA1
3261b540c52e0f56b0dbda3c02dd237519bafa91
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SHA256
7a3242fc80c18e689be633eebc6f6c8616e4c0ff5ff6b78fca0811eb26fc18b2
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SHA512
be776cb69376f827cbe39fab3009cbdf951a71229ca4c7b754ba467be0f6ca6b688ee689d7f765adc15f5004487d6b210b2782416191f07f78c7b0d0bc70e180
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SSDEEP
24576:+kThZU+CWB7H5y7W3jUHzeK7doyj3SqSYL/PqQIJ0ysa3WDn0khCpmZB:+pdxW3jUTPmyz1qQ+iD6E
Score3/10 -
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
3