Resubmissions
11-11-2023 08:23
231111-j96bfacf5s 1008-11-2023 14:52
231108-r8x8facc5z 1027-10-2023 03:52
231027-ee6lhabh8x 1027-10-2023 03:51
231027-ee1p9abh8s 1025-10-2023 10:35
231025-mm3htagf6y 1023-10-2023 09:11
231023-k5l8fahc84 1021-10-2023 11:53
231021-n2kf8aga32 1021-10-2023 11:26
231021-njywwsfg64 1020-10-2023 21:27
231020-1a8qysbe9t 10General
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Target
a.exe
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Size
5KB
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Sample
231021-njywwsfg64
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MD5
800a6337b0b38274efe64875d15f70c5
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SHA1
6b0858c5f9a2e2b5980aac05749e3d6664a60870
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SHA256
76a7490d3f1b0685f60a417d1c9cf96927b473825a914221f092f82ea112b571
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SHA512
bf337140044a4674d69f7a2db30389e248593a99826c8731bc0a5ac71e46819eb539d8c7cbeab48108310359f5604e02e3bd64f17d9fdd380b574f329543645e
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SSDEEP
48:6O/tGt28lK9iqmcfaFXfkeLJhyPFlWa8tYb/INV/cpwOulavTqXSfbNtm:j/IUiqtaJkeqDUt5xcpmsvNzNt
Static task
static1
Behavioral task
behavioral1
Sample
a.exe
Resource
win10-20231020-en
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6564962941:AAEWWFBvCJUfh4ZCVgXTE-QUYajcwLUCJU0/
Extracted
asyncrat
Venom RAT + HVNC + Stealer + Grabber v6.0.1
Default
127.0.0.1:4449
20.211.121.138:4449
udbyxlklndgyt
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delay
1
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install
false
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install_folder
%AppData%
Extracted
smokeloader
up3
Extracted
amadey
3.89
http://193.42.32.29/9bDc8sQ/index.php
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install_dir
1ff8bec27e
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install_file
nhdues.exe
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strings_key
2efe1b48925e9abf268903d42284c46b
Extracted
vidar
6.1
f02b730f81476e82205d9d2eb21e0ef8
https://steamcommunity.com/profiles/76561199563297648
https://t.me/twowheelfun
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profile_id_v2
f02b730f81476e82205d9d2eb21e0ef8
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user_agent
Mozilla/5.0 (iPad; CPU OS 17_0_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.5 Mobile/15E148 Safari/605.1.15
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Extracted
smokeloader
pub1
Targets
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Target
a.exe
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Size
5KB
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MD5
800a6337b0b38274efe64875d15f70c5
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SHA1
6b0858c5f9a2e2b5980aac05749e3d6664a60870
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SHA256
76a7490d3f1b0685f60a417d1c9cf96927b473825a914221f092f82ea112b571
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SHA512
bf337140044a4674d69f7a2db30389e248593a99826c8731bc0a5ac71e46819eb539d8c7cbeab48108310359f5604e02e3bd64f17d9fdd380b574f329543645e
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SSDEEP
48:6O/tGt28lK9iqmcfaFXfkeLJhyPFlWa8tYb/INV/cpwOulavTqXSfbNtm:j/IUiqtaJkeqDUt5xcpmsvNzNt
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Glupteba payload
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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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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XMRig Miner payload
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Async RAT payload
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Contacts a large (1250) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Downloads MZ/PE file
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Stops running service(s)
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Executes dropped EXE
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Uses the VBS compiler for execution
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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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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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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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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
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1