General
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Target
c535fd319925a0afdddf1167ddc91ce1416f2510f9c4768e601b2913569a62d7
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Size
167KB
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Sample
230221-khrjmseb66
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MD5
46be31fc9c8e72c15148145e04694436
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SHA1
a820d2e760fb9b5983ec4d40883be9daed9d9fbe
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SHA256
c535fd319925a0afdddf1167ddc91ce1416f2510f9c4768e601b2913569a62d7
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SHA512
f8949a942ef4a49b66bf8be56409c08f25ddb9c9054e7986a60ef74fe69ae10da5acf6a1d2fa1e76ceb24a040ecaa4c3b44666206f063a69ed5162e8046d874c
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SSDEEP
3072:JVr0W/AHfgGC8NwCbRuLI6oFGKKNU3PXuc2:Jx0W/AHDCewCNu0XE4Puc2
Static task
static1
Behavioral task
behavioral1
Sample
c535fd319925a0afdddf1167ddc91ce1416f2510f9c4768e601b2913569a62d7.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
djvu
http://jiqaz.com/lancer/get.php
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extension
.iotr
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offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
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payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
2.6
19
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profile_id
19
Targets
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Target
c535fd319925a0afdddf1167ddc91ce1416f2510f9c4768e601b2913569a62d7
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Size
167KB
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MD5
46be31fc9c8e72c15148145e04694436
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SHA1
a820d2e760fb9b5983ec4d40883be9daed9d9fbe
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SHA256
c535fd319925a0afdddf1167ddc91ce1416f2510f9c4768e601b2913569a62d7
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SHA512
f8949a942ef4a49b66bf8be56409c08f25ddb9c9054e7986a60ef74fe69ae10da5acf6a1d2fa1e76ceb24a040ecaa4c3b44666206f063a69ed5162e8046d874c
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SSDEEP
3072:JVr0W/AHfgGC8NwCbRuLI6oFGKKNU3PXuc2:Jx0W/AHDCewCNu0XE4Puc2
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Detect rhadamanthys stealer shellcode
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Detected Djvu ransomware
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Detects Smokeloader packer
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
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Downloads MZ/PE file
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Stops running service(s)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Modifies file permissions
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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