Behavioral task
behavioral1
Sample
3036-5-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
3036-5-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win10v2004-20230915-en
General
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Target
3036-5-0x0000000000400000-0x0000000000537000-memory.dmp
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Size
1.2MB
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MD5
41123508de372ba076acd9eb6fc3dc01
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SHA1
90c98c15ff018481f1eb97eb8afc61c3c8868b0d
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SHA256
e963f10340f0908adcffb98b971315de95c65f87a6d6e5a72c146ae92059c2d0
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SHA512
8aa5367ab42903d7678736f5fa55344453bc7da7e1af0666a263732e96a29e6c2c2a3ec7f0ca07c37f372ef1f8b7bf346addb25bc4c8c7911b820161105657b0
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/dRPOO8LWQHUq7:F0dwAYZt6C31WeTVRPOhL7Uq7
Malware Config
Extracted
djvu
http://zexeq.com/test1/get.php
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extension
.ptqw
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offline_id
43WPLl8Cnh3dZoiWhf8tP8Q9CrMBVUL2dwHB2Rt1
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payload_url
http://colisumy.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 3036-5-0x0000000000400000-0x0000000000537000-memory.dmp
Files
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3036-5-0x0000000000400000-0x0000000000537000-memory.dmp.exe windows:5 windows 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