General
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Target
3d709c645802d085547621ad6756cf4768a1d1a0a2ed0d0bd816ed1ced31f877
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Size
852KB
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Sample
220920-rd8exsdbg7
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MD5
e791bb4bb97903c8bc6852d3de7632f8
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SHA1
a7aefd96ea7eefc54fbf559176abcac4d0d88833
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SHA256
3d709c645802d085547621ad6756cf4768a1d1a0a2ed0d0bd816ed1ced31f877
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SHA512
30f040b16c16b3ea45073238baddbc8569e1bcc2bfdce9dbb0d67d893665f11315b8868c68d6644d2974ba20fbd8963b0d0c7de9f0619d9afb5f708bb8acf141
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SSDEEP
24576:P7jcgVBMe/o0FL9BmsLAUhoQyZ0ctUbyRfV3xH2LtS:P7jcgV6+YUaectUbs9352g
Static task
static1
Behavioral task
behavioral1
Sample
3d709c645802d085547621ad6756cf4768a1d1a0a2ed0d0bd816ed1ced31f877.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
3d709c645802d085547621ad6756cf4768a1d1a0a2ed0d0bd816ed1ced31f877.exe
Resource
win10-20220901-en
Malware Config
Extracted
djvu
http://acacaca.org/test3/get.php
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extension
.oovb
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offline_id
6GXhR4uyHH9NXT2qot14T0HeNSviNKH0Q6PGVNt1
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payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
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ransomnote
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Targets
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Target
3d709c645802d085547621ad6756cf4768a1d1a0a2ed0d0bd816ed1ced31f877
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Size
852KB
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MD5
e791bb4bb97903c8bc6852d3de7632f8
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SHA1
a7aefd96ea7eefc54fbf559176abcac4d0d88833
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SHA256
3d709c645802d085547621ad6756cf4768a1d1a0a2ed0d0bd816ed1ced31f877
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SHA512
30f040b16c16b3ea45073238baddbc8569e1bcc2bfdce9dbb0d67d893665f11315b8868c68d6644d2974ba20fbd8963b0d0c7de9f0619d9afb5f708bb8acf141
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SSDEEP
24576:P7jcgVBMe/o0FL9BmsLAUhoQyZ0ctUbyRfV3xH2LtS:P7jcgV6+YUaectUbs9352g
Score10/10-
Detected Djvu ransomware
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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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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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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