Behavioral task
behavioral1
Sample
2560-24-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2560-24-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win10v2004-20240426-en
General
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Target
2560-24-0x0000000000400000-0x0000000000537000-memory.dmp
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Size
1.2MB
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MD5
6f0c9acc4a79d738f539871297e95009
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SHA1
53e30cc77a7fc98dea93f505f061d794411fa064
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SHA256
76a8036ca96988044c57eecff1ea96ed71ad6314cdb9f10674593bfa2ef3e64c
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SHA512
f5debc6dd12edce90a452b7f793cb5ba741ebf6f7123095c8bdc87ca48a9518d5d0dac41ce504bcecb3b47fc3597ebd659466a900f222800cd8b1f1232cd705d
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/dRPOO8mWQHUq7:F0dwAYZt6C31WeTVRPOhm7Uq7
Malware Config
Extracted
djvu
http://sajdfue.com/test1/get.php
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extension
.wisz
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offline_id
4p0Nzrg1q0ND5of5Gtp2UBjthSXuE8VxnMrd4vt1
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payload_url
http://sdfjhuz.com/dl/build2.exe
http://sajdfue.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 2560-24-0x0000000000400000-0x0000000000537000-memory.dmp
Files
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2560-24-0x0000000000400000-0x0000000000537000-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