General
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Target
2d3831dac3a537ef1e27b876bb45308f9b4a0d00aa25e319877a7607af2daf31
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Size
665KB
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Sample
230221-vcblcafe57
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MD5
ced6b406441ac0c0c3aa50794e2f9384
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SHA1
91776e0c478e16469fc568c06fe6c300bf35716f
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SHA256
2d3831dac3a537ef1e27b876bb45308f9b4a0d00aa25e319877a7607af2daf31
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SHA512
2e23bc1a165629b18dc0ec8180a6b7ed9c691a15d890c7d06f1af2c4f02d4cbbbed17cad2d27dc1da9000f77ab02cfdca9f4e023c48aa43958e730104f8fb375
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SSDEEP
12288:6yYWWl5hx96p7w/XIMLbeNwwcxlc+7LQbuGI4eydMsf4I4+oua9HCMrvcAO:6ypQrC7w/KNwwF+PQbuqegf4x+zafcAO
Static task
static1
Behavioral task
behavioral1
Sample
2d3831dac3a537ef1e27b876bb45308f9b4a0d00aa25e319877a7607af2daf31.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
djvu
http://jiqaz.com/test2/get.php
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extension
.ioqa
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offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
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payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.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-vdhH9Qcpjj 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: support@freshmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0650JOsie
Extracted
vidar
2.6
19
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profile_id
19
Targets
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Target
2d3831dac3a537ef1e27b876bb45308f9b4a0d00aa25e319877a7607af2daf31
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Size
665KB
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MD5
ced6b406441ac0c0c3aa50794e2f9384
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SHA1
91776e0c478e16469fc568c06fe6c300bf35716f
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SHA256
2d3831dac3a537ef1e27b876bb45308f9b4a0d00aa25e319877a7607af2daf31
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SHA512
2e23bc1a165629b18dc0ec8180a6b7ed9c691a15d890c7d06f1af2c4f02d4cbbbed17cad2d27dc1da9000f77ab02cfdca9f4e023c48aa43958e730104f8fb375
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SSDEEP
12288:6yYWWl5hx96p7w/XIMLbeNwwcxlc+7LQbuGI4eydMsf4I4+oua9HCMrvcAO:6ypQrC7w/KNwwF+PQbuqegf4x+zafcAO
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Detected Djvu ransomware
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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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