Behavioral task
behavioral1
Sample
1608-56-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
1608-56-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win10v2004-20230220-en
General
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Target
1608-56-0x0000000000400000-0x0000000000537000-memory.dmp
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Size
1.2MB
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MD5
7e84546980980cff43860f2cfe0bc989
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SHA1
ae3627bcadcce4f8ba951ed8ef5d16eb70a7976e
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SHA256
25740744ce6c825ba8d17bde56265e154434e1dfb9ed806e6986298664f658ce
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SHA512
b9e2a8e73c5321b505b3293fbd56ff641896ba788bd54dbb89c96bef7ecb1a3f5d594228a0898bc8c1093c7ff3bad212b7d0b4f6100cec7257f1f9e10f6e1de5
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/dRPOO8CWQHUq7:F0dwAYZt6C31WeTVRPOhC7Uq7
Malware Config
Extracted
djvu
http://zexeq.com/test1/get.php
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extension
.ahtw
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offline_id
vPWUuYIO6Lzy2cGt8zL7FERKTf4QMBPjn7F005t1
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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 1608-56-0x0000000000400000-0x0000000000537000-memory.dmp
Files
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1608-56-0x0000000000400000-0x0000000000537000-memory.dmp.exe 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