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Behavioral task
behavioral1
Sample
1732-6-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
1732-6-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win10v2004-20240802-en
General
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Target
1732-6-0x0000000000400000-0x0000000000537000-memory.dmp
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Size
1.2MB
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MD5
7e5b9fdff48f500240909d536358496b
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SHA1
a5615d7d0be8aac86d8fe7cee9282e3086d68782
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SHA256
b57d1da0fac38425ad1f02dd68300b9487a53ce812970c0321b806bd8dad8c8c
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SHA512
fcd68d507566b0aa97fae8ca8a1edcfbbd7d21c77a0bfe43c3d4710f702e98c568e0d422502e57dcfc07f26aaf451d21f7dd8836d7c280b844f8ba29e4630588
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/hRPOO8AWQHUq7:F0dwAYZt6C31WeTJRPOhA7Uq7
Malware Config
Extracted
djvu
http://sajdfue.com/test1/get.php
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extension
.vook
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offline_id
1eSPzWRaNslCgtjBZfL5pzvovoiaVI4IZSnvAwt1
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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 1732-6-0x0000000000400000-0x0000000000537000-memory.dmp
Files
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1732-6-0x0000000000400000-0x0000000000537000-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