Behavioral task
behavioral1
Sample
18920-160-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
18920-160-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win10v2004-20220812-en
General
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Target
18920-160-0x0000000000400000-0x0000000000537000-memory.dmp
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Size
1.2MB
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MD5
2d521bbf86f3dbc37158c5d6f60b2a42
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SHA1
d00e00d5e89222a169e8e7750380615b4cdcea1f
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SHA256
4ba0ee659e687fb3daa78d6b1076b3b65a0e129d98152e97e764dd2d468b473e
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SHA512
98bf3afe55cfbd0bbe55b526e8b93795cb0f052155c763113223e1bdb6a669b3e64e1381f8393988d8b7cec886948f4e0cc393d5a70dbb46475a120205caee3b
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/yRPOO8vWhHUq7:F0dwAYZt6C31WeT6RPOhvuUq7
Malware Config
Extracted
djvu
http://acacaca.org/lancer/get.php
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extension
.eebn
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offline_id
5IVlpkccZlJz0AZ5atgGWVKe9CGAnXjohDf40mt1
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payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/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
Files
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18920-160-0x0000000000400000-0x0000000000537000-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