General
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Target
f8b9f8af6b4f0c444259b77261be470c5838ac694a96052812463b102ca73f6f
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Size
3.4MB
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Sample
220315-rtb2naahhq
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MD5
0761d0bb4d20536b4075decf4ac7752f
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SHA1
d6445daae43bf6f3d57fb488f2fba8c70a1a9062
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SHA256
f8b9f8af6b4f0c444259b77261be470c5838ac694a96052812463b102ca73f6f
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SHA512
a35b84281f37c6f6e369705da18fe8867d34f717ab19cf360d8898513532704791f6ed742b9173d02e0c3f4aed47ac309ed2a1e5ce80c646b6876f99d138eccd
Static task
static1
Behavioral task
behavioral1
Sample
f8b9f8af6b4f0c444259b77261be470c5838ac694a96052812463b102ca73f6f.exe
Resource
win7-20220310-en
Behavioral task
behavioral2
Sample
f8b9f8af6b4f0c444259b77261be470c5838ac694a96052812463b102ca73f6f.exe
Resource
win10v2004-en-20220113
Malware Config
Extracted
vidar
39.4
933
https://sergeevih43.tumblr.com/
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profile_id
933
Extracted
smokeloader
2020
http://conceitosseg.com/upload/
http://integrasidata.com/upload/
http://ozentekstil.com/upload/
http://finbelportal.com/upload/
http://telanganadigital.com/upload/
Extracted
redline
Cana
176.111.174.254:56328
Extracted
redline
Ani
detuyaluro.xyz:80
Extracted
redline
ruzki14_03
176.122.23.55:11768
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auth_value
13b742acfe493b01c5301781c98d3fbe
Extracted
redline
ruz876
185.215.113.7:5186
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auth_value
4750f6742a496bbe74a981d51e7680ad
Extracted
redline
filinnn1
5.45.77.29:2495
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auth_value
da347df57c88b125ede510dbe7fcc0f4
Extracted
redline
nam11
103.133.111.182:44839
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auth_value
aa901213c47adf1c4bbe06384de2a9ab
Extracted
redline
GLO1503
144.76.173.68:16125
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auth_value
3338ae9cd5608d5f60db27601c9ac727
Targets
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Target
f8b9f8af6b4f0c444259b77261be470c5838ac694a96052812463b102ca73f6f
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Size
3.4MB
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MD5
0761d0bb4d20536b4075decf4ac7752f
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SHA1
d6445daae43bf6f3d57fb488f2fba8c70a1a9062
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SHA256
f8b9f8af6b4f0c444259b77261be470c5838ac694a96052812463b102ca73f6f
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SHA512
a35b84281f37c6f6e369705da18fe8867d34f717ab19cf360d8898513532704791f6ed742b9173d02e0c3f4aed47ac309ed2a1e5ce80c646b6876f99d138eccd
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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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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suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious
suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious
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suricata: ET MALWARE GCleaner Downloader Activity M5
suricata: ET MALWARE GCleaner Downloader Activity M5
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suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
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suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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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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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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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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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
1Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Modify Registry
7Disabling Security Tools
4Bypass User Account Control
1Virtualization/Sandbox Evasion
1Install Root Certificate
1