General
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Target
bbcaa9da67933eb2039d79ad2419099dafdc5f4370170cbcd028c07afd7b6b8f
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Size
3.5MB
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Sample
220314-tyrn1shga4
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MD5
388d7fcda38028b69216261fce678fd5
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SHA1
6a62a5060438a6e70d5271ac83ee255c372fd1ba
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SHA256
bbcaa9da67933eb2039d79ad2419099dafdc5f4370170cbcd028c07afd7b6b8f
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SHA512
e27d1dfdd04cf21cfa8f748515a5eb91d7a40db879661de4fde17d3b9de3786a611265b9196eac67c482375f16370dc9674d716e6de8df36fd0f92bf34441bb4
Static task
static1
Behavioral task
behavioral1
Sample
bbcaa9da67933eb2039d79ad2419099dafdc5f4370170cbcd028c07afd7b6b8f.exe
Resource
win7-20220311-en
Behavioral task
behavioral2
Sample
bbcaa9da67933eb2039d79ad2419099dafdc5f4370170cbcd028c07afd7b6b8f.exe
Resource
win10v2004-20220310-en
Malware Config
Extracted
redline
5.206.224.220:81
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auth_value
4330eefe7c0f986c945c8babe3202f28
Extracted
redline
Cana
176.111.174.254:56328
Extracted
redline
da da
86.107.197.196:63065
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auth_value
9b1654b30797c210c85bd0890936a5b9
Extracted
redline
Installs
94.23.1.92:12857
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auth_value
c8e146507a5c0004dfcc77a7c5f15bc2
Extracted
redline
ruzki14_03
176.122.23.55:11768
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auth_value
13b742acfe493b01c5301781c98d3fbe
Extracted
redline
pizzadlyath
65.108.101.231:14648
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auth_value
e6050567aab45ec7a388fed4947afdc2
Extracted
redline
ruz876
185.215.113.7:5186
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auth_value
4750f6742a496bbe74a981d51e7680ad
Extracted
redline
@ywqmre
185.215.113.24:15994
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auth_value
5a482aa0be2b5e01649fe7a3ce943422
Extracted
smokeloader
2020
http://conceitosseg.com/upload/
http://integrasidata.com/upload/
http://ozentekstil.com/upload/
http://finbelportal.com/upload/
http://telanganadigital.com/upload/
Extracted
djvu
http://fuyt.org/test3/get.php
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extension
.xcbg
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offline_id
y6oQcfhmSRc7ZQ1q8yjLE3LhY8kK7FHg6LLlEht1
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payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
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ransomnote
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Extracted
tofsee
patmushta.info
ovicrush.cn
Extracted
vidar
50.7
937
https://ruhr.social/@sam9al
https://koyu.space/@samsa2l
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profile_id
937
Extracted
vidar
39.4
706
https://sergeevih43.tumblr.com/
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profile_id
706
Extracted
vidar
50.7
1177
https://ruhr.social/@sam9al
https://koyu.space/@samsa2l
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profile_id
1177
Targets
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Target
bbcaa9da67933eb2039d79ad2419099dafdc5f4370170cbcd028c07afd7b6b8f
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Size
3.5MB
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MD5
388d7fcda38028b69216261fce678fd5
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SHA1
6a62a5060438a6e70d5271ac83ee255c372fd1ba
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SHA256
bbcaa9da67933eb2039d79ad2419099dafdc5f4370170cbcd028c07afd7b6b8f
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SHA512
e27d1dfdd04cf21cfa8f748515a5eb91d7a40db879661de4fde17d3b9de3786a611265b9196eac67c482375f16370dc9674d716e6de8df36fd0f92bf34441bb4
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Detected Djvu ransomware
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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Creates new service(s)
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Downloads MZ/PE file
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Executes dropped EXE
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Modifies Windows Firewall
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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Legitimate hosting services abused for malware hosting/C2
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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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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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