General
-
Target
77526a6171411c84d14453f7bfaddc77d7f439bc3991074f52244f11cbe085be
-
Size
3.7MB
-
Sample
220312-1jqazabcg4
-
MD5
d613a315a340448c08c64720e2d392a8
-
SHA1
10033d4b2e745fc163a5d2c7d84e592fcebe0485
-
SHA256
77526a6171411c84d14453f7bfaddc77d7f439bc3991074f52244f11cbe085be
-
SHA512
c6c13c02b5e8f9e7a1ca5642c3576ae2b8cb6ef1281a5103ae646980d554c30dafdf0a677a80c7d897f84272f3c92b29dcc0e40537ab38be06d34788c2538383
Static task
static1
Behavioral task
behavioral1
Sample
77526a6171411c84d14453f7bfaddc77d7f439bc3991074f52244f11cbe085be.exe
Resource
win7-20220311-en
Behavioral task
behavioral2
Sample
77526a6171411c84d14453f7bfaddc77d7f439bc3991074f52244f11cbe085be.exe
Resource
win10v2004-en-20220113
Malware Config
Extracted
redline
Cana
176.111.174.254:56328
Extracted
vidar
39.4
706
https://sergeevih43.tumblr.com/
-
profile_id
706
Extracted
smokeloader
2020
http://conceitosseg.com/upload/
http://integrasidata.com/upload/
http://ozentekstil.com/upload/
http://finbelportal.com/upload/
http://telanganadigital.com/upload/
Extracted
C:\Users\Admin\AppData\Local\Temp\MicrosoftPaks\Files\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\ConstraintIndex\Settings_{818224cf-1e1a-4e39-88ab-33357b8e943d}\0.0.filtertrie.intermediate.txt
Extracted
redline
Ani
detuyaluro.xyz:80
Extracted
redline
ruzkida
185.11.73.55:22201
-
auth_value
000938fe0d697ca6a3b6cee46ba02ff3
Extracted
djvu
http://fuyt.org/test3/get.php
-
extension
.xcbg
-
offline_id
y6oQcfhmSRc7ZQ1q8yjLE3LhY8kK7FHg6LLlEht1
-
payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
-
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-zHDj26n4NW 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@sysmail.ch Reserve e-mail address to contact us: supportsys@airmail.cc Your personal ID: 0417Jsfkjn
Extracted
redline
ruzki12_03
176.122.23.55:11768
-
auth_value
c51ddc8008e8581a01cec6e8291c5530
Targets
-
-
Target
77526a6171411c84d14453f7bfaddc77d7f439bc3991074f52244f11cbe085be
-
Size
3.7MB
-
MD5
d613a315a340448c08c64720e2d392a8
-
SHA1
10033d4b2e745fc163a5d2c7d84e592fcebe0485
-
SHA256
77526a6171411c84d14453f7bfaddc77d7f439bc3991074f52244f11cbe085be
-
SHA512
c6c13c02b5e8f9e7a1ca5642c3576ae2b8cb6ef1281a5103ae646980d554c30dafdf0a677a80c7d897f84272f3c92b29dcc0e40537ab38be06d34788c2538383
-
Detected Djvu ransomware
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine Payload
-
Identifies VirtualBox via ACPI registry values (likely anti-VM)
-
OnlyLogger Payload
-
Vidar Stealer
-
Blocklisted process makes network request
-
Creates new service(s)
-
Downloads MZ/PE file
-
Executes dropped EXE
-
Modifies Windows Firewall
-
Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Loads dropped DLL
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Legitimate hosting services abused for malware hosting/C2
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Drops file in System32 directory
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
Suspicious use of SetThreadContext
-
MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
2New Service
1Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Modify Registry
4Disabling Security Tools
1Virtualization/Sandbox Evasion
1Install Root Certificate
1