Behavioral task
behavioral1
Sample
4360-169-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
4360-169-0x0000000000400000-0x0000000000537000-memory.exe
Resource
win10v2004-20221111-en
General
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Target
4360-169-0x0000000000400000-0x0000000000537000-memory.dmp
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Size
1.2MB
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MD5
a55df9f9876c1802c4b61e5827cba4db
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SHA1
f8da0c132ed6c330712713f58c2964531ebb2bb1
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SHA256
411d14b9461a44cccd77a1249116f3121b0222c9e6aec972282c73db721b5156
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SHA512
6438b6bcba4827a0f55fc77cb6dc16b0dffc71444f31d1a47a1f30ad141cbc950603795b55399cefa114d160514b41ce3e6d3d99b6b1f891a9d94b265e9c3b19
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SSDEEP
24576:ZBUIKn/vwOXGUXAjCymYZiVtElVIBT2roqnTSSxWeT/dRPOO8AWQHUq7:F0dwAYZt6C31WeTVRPOhA7Uq7
Malware Config
Extracted
djvu
http://fresherlights.com/lancer/get.php
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extension
.tcbu
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offline_id
JBPpFMvWlKMsKlJRmPJl5e09RSnYrRJya1oX8xt1
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payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.com/files/1/build3.exe
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ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-bpYXr2m3kI Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0606Jhyjd
Signatures
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Detected Djvu ransomware 1 IoCs
resource yara_rule sample family_djvu -
Djvu family
Files
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4360-169-0x0000000000400000-0x0000000000537000-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