General
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Target
24b6effdd763befb6ff4a657e15c77bc.exe
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Size
857KB
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Sample
220805-lbb12saeck
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MD5
24b6effdd763befb6ff4a657e15c77bc
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SHA1
dd09691ceccd54d7e68a9c6553a6b94452dc7c85
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SHA256
d0202dee37da4da0375e0034e802e0351cf3185cc8cd6ad041ffca4c89d97797
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SHA512
0e72593a34574b463b9db613c2c14ce73c10063c382fac8e2a8f9dfc10b38784fd3f2b83d92ef72f1720988d158da5872d79ac50ece53ac08e98b89dfc8b7112
Static task
static1
Behavioral task
behavioral1
Sample
24b6effdd763befb6ff4a657e15c77bc.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
24b6effdd763befb6ff4a657e15c77bc.exe
Resource
win10v2004-20220721-en
Malware Config
Extracted
djvu
http://acacaca.org/test2/get.php
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extension
.vvyu
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offline_id
rE5LpDv2ftYRXAo7bC18EpzfRMTHSGjgfyIMfZt1
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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
24b6effdd763befb6ff4a657e15c77bc.exe
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Size
857KB
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MD5
24b6effdd763befb6ff4a657e15c77bc
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SHA1
dd09691ceccd54d7e68a9c6553a6b94452dc7c85
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SHA256
d0202dee37da4da0375e0034e802e0351cf3185cc8cd6ad041ffca4c89d97797
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SHA512
0e72593a34574b463b9db613c2c14ce73c10063c382fac8e2a8f9dfc10b38784fd3f2b83d92ef72f1720988d158da5872d79ac50ece53ac08e98b89dfc8b7112
Score10/10-
Detected Djvu ransomware
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Downloads MZ/PE file
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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