Behavioral task
behavioral1
Sample
3048-9-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3048-9-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win10v2004-20231215-en
General
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Target
3048-9-0x0000000000400000-0x0000000000537000-memory.dmp
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Size
1.2MB
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MD5
442d0c7c48ea670b30da6fde299a0a8a
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SHA1
ca5ff3dd07aab08a3b057194295e7f5dca3ef151
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SHA256
4245a62150c0e273609d3229a53cf45293b10923cb9614c57857cf05918da328
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SHA512
a0e6afe5ac6f0fc86ab9db0a2561053cc6454d493f83f3a8c47c86485de8f157aa0dca4be03fefd394a06f68d71304a7df14201d5d94af5b5199f9b959561811
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/fRPOO8duIUq7:F0dwAYZt6C31WeT3RPOhdlUq7
Malware Config
Extracted
djvu
http://zexeq.com/test1/get.php
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extension
.cdqw
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offline_id
mMsRxMUuXypapZbGOAfxD9pczHmW8zVRP7Pgjwt1
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payload_url
http://brusuax.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Signatures
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Detected Djvu ransomware 1 IoCs
resource yara_rule sample family_djvu -
Djvu family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 3048-9-0x0000000000400000-0x0000000000537000-memory.dmp
Files
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3048-9-0x0000000000400000-0x0000000000537000-memory.dmp.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 809KB - Virtual size: 809KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 247KB - Virtual size: 246KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 25KB - Virtual size: 128KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 41KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ