General
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Target
b7d8090d2f32787007f8ef3deba2c1c4d0281169bb9b3bfbdeb783a42368617a
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Size
3.6MB
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Sample
220314-v8qedaaea5
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MD5
91e8ce678e2f94537bf6dd0809ebc235
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SHA1
64fb78f2d88c259d8872b217b2c398468e6f603e
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SHA256
b7d8090d2f32787007f8ef3deba2c1c4d0281169bb9b3bfbdeb783a42368617a
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SHA512
eadd75fe27add5b943b9c5aaea1effd7d208730e1248fdcdc3ce863333f444a6a812eee3e52814fe61a5c9df5db671e60ae4d04911085429f3ce2eba4f699f14
Static task
static1
Behavioral task
behavioral1
Sample
b7d8090d2f32787007f8ef3deba2c1c4d0281169bb9b3bfbdeb783a42368617a.exe
Resource
win7-20220311-en
Behavioral task
behavioral2
Sample
b7d8090d2f32787007f8ef3deba2c1c4d0281169bb9b3bfbdeb783a42368617a.exe
Resource
win10v2004-20220310-en
Malware Config
Extracted
socelars
http://www.iyiqian.com/
http://www.xxhufdc.top/
http://www.uefhkice.xyz/
http://www.fcektsy.top/
Extracted
redline
AniOLD
liezaphare.xyz:80
Extracted
smokeloader
2020
http://aucmoney.com/upload/
http://thegymmum.com/upload/
http://atvcampingtrips.com/upload/
http://kuapakualaman.com/upload/
http://renatazarazua.com/upload/
http://nasufmutlu.com/upload/
Extracted
vidar
39.9
706
https://prophefliloc.tumblr.com/
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profile_id
706
Extracted
redline
da da
86.107.197.196:63065
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auth_value
9b1654b30797c210c85bd0890936a5b9
Extracted
redline
@ywqmre
185.215.113.24:15994
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auth_value
5a482aa0be2b5e01649fe7a3ce943422
Extracted
redline
ruz876
185.215.113.7:5186
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auth_value
4750f6742a496bbe74a981d51e7680ad
Extracted
redline
pizzadlyath
65.108.101.231:14648
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auth_value
e6050567aab45ec7a388fed4947afdc2
Extracted
redline
ruzki14_03
176.122.23.55:11768
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auth_value
13b742acfe493b01c5301781c98d3fbe
Extracted
redline
5.206.224.220:81
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auth_value
4330eefe7c0f986c945c8babe3202f28
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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Targets
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Target
b7d8090d2f32787007f8ef3deba2c1c4d0281169bb9b3bfbdeb783a42368617a
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Size
3.6MB
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MD5
91e8ce678e2f94537bf6dd0809ebc235
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SHA1
64fb78f2d88c259d8872b217b2c398468e6f603e
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SHA256
b7d8090d2f32787007f8ef3deba2c1c4d0281169bb9b3bfbdeb783a42368617a
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SHA512
eadd75fe27add5b943b9c5aaea1effd7d208730e1248fdcdc3ce863333f444a6a812eee3e52814fe61a5c9df5db671e60ae4d04911085429f3ce2eba4f699f14
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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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Socelars Payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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OnlyLogger Payload
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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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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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Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Defense Evasion
Modify Registry
2Disabling Security Tools
1Virtualization/Sandbox Evasion
1Install Root Certificate
1