General
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Target
c7fa8a41993081b8c929840ffc7733902f2d7ffe380879028f3fb040490146e0
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Size
320KB
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Sample
211120-vbcf9agah5
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MD5
94390285adfff9c6c623379014f4c5a2
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SHA1
caa5c1c80c83f6d8f10ecf938f6b1f879b5652f4
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SHA256
c7fa8a41993081b8c929840ffc7733902f2d7ffe380879028f3fb040490146e0
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SHA512
f80e0f53359c89f9bac5698a454d14d106e074694391fcb783dbd83d6a81e05418da819caa37a1132e001cb6b26ef891e841ebc819e474877da3d887cf5e36ef
Static task
static1
Behavioral task
behavioral1
Sample
c7fa8a41993081b8c929840ffc7733902f2d7ffe380879028f3fb040490146e0.exe
Resource
win10-en-20211014
Malware Config
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
http://srtuiyhuali.at/
http://fufuiloirtu.com/
http://amogohuigotuli.at/
http://novohudosovu.com/
http://brutuilionust.com/
http://bubushkalioua.com/
http://dumuilistrati.at/
http://verboliatsiaeeees.com/
Extracted
tofsee
quadoil.ru
lakeflex.ru
Extracted
redline
185.159.80.90:38637
Extracted
arkei
Default
http://file-file-host4.com/tratata.php
Extracted
raccoon
1.8.3-hotfix
59885c564847bf29ddd9457b81c619998245ba90
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url4cnc
http://91.219.236.27/opussenseus1
http://5.181.156.92/opussenseus1
http://91.219.236.207/opussenseus1
http://185.225.19.18/opussenseus1
http://91.219.237.227/opussenseus1
https://t.me/opussenseus1
Extracted
redline
Sleeze
194.127.179.0:42417
Extracted
vidar
48.6
706
https://mastodon.online/@valhalla
https://koyu.space/@valhalla
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profile_id
706
Targets
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Target
c7fa8a41993081b8c929840ffc7733902f2d7ffe380879028f3fb040490146e0
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Size
320KB
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MD5
94390285adfff9c6c623379014f4c5a2
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SHA1
caa5c1c80c83f6d8f10ecf938f6b1f879b5652f4
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SHA256
c7fa8a41993081b8c929840ffc7733902f2d7ffe380879028f3fb040490146e0
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SHA512
f80e0f53359c89f9bac5698a454d14d106e074694391fcb783dbd83d6a81e05418da819caa37a1132e001cb6b26ef891e841ebc819e474877da3d887cf5e36ef
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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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Arkei Stealer Payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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XMRig Miner Payload
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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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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Deletes itself
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Loads dropped DLL
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Accesses Microsoft Outlook profiles
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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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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
New Service
1Modify Existing Service
1Registry Run Keys / Startup Folder
2Scheduled Task
1Defense Evasion
Disabling Security Tools
1Modify Registry
3Virtualization/Sandbox Evasion
1