Behavioral task
behavioral1
Sample
2520-205-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2520-205-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win10v2004-20230915-en
General
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Target
2520-205-0x0000000000400000-0x0000000000537000-memory.dmp
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Size
1.2MB
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MD5
76c6438cee380fb876ee9eb87bc20b6c
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SHA1
7ea3e5bded2a9b1d8921952b056d3ebeca443cbe
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SHA256
efa60e6c713cdce7a5ea2f3697ee1d757a4fbd92f022e78b48b3fe7189bd1455
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SHA512
75aebce0812e072221d690751c1883097fa28988dc78949379dbc3957fb109af3ad0b820533066beecfc4bd6b616a8c901efad2d02f15d1e649c3afb2c54d0ad
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/aRPOO8LWiHUq7:F0dwAYZt6C31WeTiRPOhLhUq7
Malware Config
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.mzhi
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offline_id
64GZgS7xxeK837qu1w0KPUK0sweaDoAeJlv15vt1
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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 2520-205-0x0000000000400000-0x0000000000537000-memory.dmp
Files
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2520-205-0x0000000000400000-0x0000000000537000-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