General
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Target
Skinschanger.exe
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Size
1.1MB
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Sample
211230-mbc4saecgr
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MD5
be277c5f2029e1e98383ddc3e6029a46
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SHA1
22e0a61b66d565190e0647057037b7c144cc0878
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SHA256
4fce37e360ca280e7aca9ce2eacef82c77a4b7d62bf23a447fe582ad79847d4d
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SHA512
8571976840e4e2608a965cf22cf6dbbc834e467b3b7b97e0fcb8d268bb0c1eebccdc72f8ed238bef8a17fecedd1e85e3e7d0d76e8a6edfc052e2b7c31a658152
Static task
static1
Behavioral task
behavioral1
Sample
Skinschanger.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
Skinschanger.exe
Resource
win10-en-20211208
Malware Config
Extracted
redline
45.153.184.61:34783
Extracted
redline
cheat
45.147.196.146:6213
Extracted
raccoon
e9f10fade0328e7cef5c9f5bf00076086ba5a8a1
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url4cnc
http://91.219.236.18/baldandbankrupt1
http://194.180.174.41/baldandbankrupt1
http://91.219.236.148/baldandbankrupt1
https://t.me/baldandbankrupt1
Targets
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Target
Skinschanger.exe
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Size
1.1MB
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MD5
be277c5f2029e1e98383ddc3e6029a46
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SHA1
22e0a61b66d565190e0647057037b7c144cc0878
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SHA256
4fce37e360ca280e7aca9ce2eacef82c77a4b7d62bf23a447fe582ad79847d4d
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SHA512
8571976840e4e2608a965cf22cf6dbbc834e467b3b7b97e0fcb8d268bb0c1eebccdc72f8ed238bef8a17fecedd1e85e3e7d0d76e8a6edfc052e2b7c31a658152
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload
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Suspicious use of NtCreateProcessExOtherParentProcess
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Executes dropped EXE
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Loads dropped DLL
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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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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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