Behavioral task
behavioral1
Sample
408-25-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
408-25-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win10v2004-20240226-en
General
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Target
408-25-0x0000000000400000-0x0000000000537000-memory.dmp
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Size
1.2MB
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MD5
7c16e17a0b831612a3b24f7b6b52bb24
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SHA1
b917789c8580432f69c601fdbb90eae7e803af35
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SHA256
bec2ce92cb6cab033f9a67474eb81dbd2734a88d15ca8a59e03a7e4ab2f713cc
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SHA512
62749892f84c6010e14bc5bc7a21c373039f77ef4f7a5b4ae01f8923639600f54c29e155097f61d434ea02f54e0946eb4ac56676f764f4f06c09a84d8c32cc3d
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/aRPOO8NW3HUq7:F0dwAYZt6C31WeTyRPOhNkUq7
Malware Config
Extracted
djvu
http://sajdfue.com/test1/get.php
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extension
.uajs
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offline_id
Jx0i3k2ogR5cKxX1evmz0Ex7TUxOUlnbh2dvnIt1
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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 408-25-0x0000000000400000-0x0000000000537000-memory.dmp
Files
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408-25-0x0000000000400000-0x0000000000537000-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