General
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Target
a364b35d4dbdcf328367df843a6286c1.exe
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Size
12.9MB
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Sample
230304-yvd1zaeb4w
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MD5
a364b35d4dbdcf328367df843a6286c1
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SHA1
31a54c5118109afa7d5c7c465bb4d3b25c947284
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SHA256
78973c8f956a77c6c88aa4b508ce289d2c59966e1e7f2af4fc9cfd9e2368df66
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SHA512
e0687836489ea4cf25fb2b58105a46666a46a447acd01e291a5646928a12e469031f2936087cded0e7eee869cb6e71784c588cd61812387073ba4d0b637c6826
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SSDEEP
196608:Lg+Aalc1yGZIh6L5iYl/dsy+7d3tFELLs1cAm6f971YAmX1ZK1vauo9Dn:Lgsl5hef1k7ptmQbm6fnmlZsoRn
Static task
static1
Behavioral task
behavioral1
Sample
a364b35d4dbdcf328367df843a6286c1.exe
Resource
win7-20230220-en
Malware Config
Extracted
quasar
1.4.0.0
storage
xmarvel.ddns.net:4782
2.58.56.188:4782
Slbw7KtgA7WecQEqcR
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encryption_key
BTg0dEybEXwn6MM90CP2
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install_name
ccleaner.exe
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log_directory
windowfirewalls
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reconnect_delay
1
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startup_key
windowsfirewall.msc
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subdirectory
windowsfirewall
Extracted
limerat
13WHQ6XEobZYNAjHZPJHkDuzMS8TpgkRqm
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aes_key
key
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antivm
true
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c2_url
https://pastebin.com/raw/nW4J6TiP
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delay
3
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download_payload
false
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install
true
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install_name
windowsdefender.exe
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main_folder
AppData
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pin_spread
false
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sub_folder
\
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usb_spread
true
Extracted
quasar
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reconnect_delay
1
Targets
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Target
a364b35d4dbdcf328367df843a6286c1.exe
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Size
12.9MB
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MD5
a364b35d4dbdcf328367df843a6286c1
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SHA1
31a54c5118109afa7d5c7c465bb4d3b25c947284
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SHA256
78973c8f956a77c6c88aa4b508ce289d2c59966e1e7f2af4fc9cfd9e2368df66
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SHA512
e0687836489ea4cf25fb2b58105a46666a46a447acd01e291a5646928a12e469031f2936087cded0e7eee869cb6e71784c588cd61812387073ba4d0b637c6826
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SSDEEP
196608:Lg+Aalc1yGZIh6L5iYl/dsy+7d3tFELLs1cAm6f971YAmX1ZK1vauo9Dn:Lgsl5hef1k7ptmQbm6fnmlZsoRn
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Quasar payload
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops file in System32 directory
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