General
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Target
file.exe
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Size
1.7MB
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Sample
241113-rhjx5awqdr
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MD5
177cf931c19b1f4b046ece1d0351584e
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SHA1
8e360997e1bcadc755cc8c159561f54eae40fe15
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SHA256
98ff6f733ea3359f94687a21fcdc45298a76fa8eb4f26bb05bebb8a2a2bd11dc
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SHA512
fdccf91ef7e28b4ab8e9d1413d42971e352d65cc10b57ef4d05c0d76a2efc10b808bbc5e2fe4ae9eed7a99102e67e3f0ba5af24845b17829580e489ffce2e891
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SSDEEP
49152:61jjYFbeXBUjNvPDQovbQCH7TzhRQaHtQH:6FwbeXi1JUCH7f//H
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
Malware Config
Extracted
stealc
mars
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Extracted
amadey
4.42
9c9aa5
http://185.215.113.43
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install_dir
abc3bc1985
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install_file
skotes.exe
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strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
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url_paths
/Zu7JuNko/index.php
Extracted
lumma
https://crib-endanger.sbs
https://faintbl0w.sbs
https://300snails.sbs
https://bored-light.sbs
https://3xc1aimbl0w.sbs
https://pull-trucker.sbs
https://fleez-inc.sbs
https://thicktoys.sbs
https://frogmen-smell.sbs
Extracted
lumma
https://fleez-inc.sbs/api
https://frogmen-smell.sbs/api
Targets
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Target
file.exe
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Size
1.7MB
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MD5
177cf931c19b1f4b046ece1d0351584e
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SHA1
8e360997e1bcadc755cc8c159561f54eae40fe15
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SHA256
98ff6f733ea3359f94687a21fcdc45298a76fa8eb4f26bb05bebb8a2a2bd11dc
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SHA512
fdccf91ef7e28b4ab8e9d1413d42971e352d65cc10b57ef4d05c0d76a2efc10b808bbc5e2fe4ae9eed7a99102e67e3f0ba5af24845b17829580e489ffce2e891
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SSDEEP
49152:61jjYFbeXBUjNvPDQovbQCH7TzhRQaHtQH:6FwbeXi1JUCH7f//H
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Amadey family
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Cryptbot family
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Lumma family
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Stealc family
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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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Downloads MZ/PE file
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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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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Enumerates processes with tasklist
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Authentication Process
1Modify Registry
5Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
4Credentials In Files
4Discovery
Browser Information Discovery
1Process Discovery
1Query Registry
6Remote System Discovery
1System Information Discovery
4System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1Virtualization/Sandbox Evasion
2