General
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Target
4f770c6e486094815d8abd6cba0d4dad.exe
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Size
477KB
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Sample
230507-ccxjpsdc5z
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MD5
4f770c6e486094815d8abd6cba0d4dad
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SHA1
e299fe236fb2fd576fe5ae71d645bf6214a85c1a
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SHA256
0ac9f7546283cc6a26297dda1873c8162500e13ec67d10f036033488352fc026
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SHA512
c5347e0174a5d2161b4a9a732f344027402b6a35895edb32e120e9872b9d6eae5ed64b6adfe769982225fe283e5b29c89b975e447113f600fa5ac4648276aa4e
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SSDEEP
12288:IX8/Vx65HCnDAByqulR1fZJQGs/Z8URq:P/Vc5HCnDABMfZJQNZr
Behavioral task
behavioral1
Sample
4f770c6e486094815d8abd6cba0d4dad.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
4f770c6e486094815d8abd6cba0d4dad.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
remcos
RemoteHost
141.95.16.111:2404
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
Terminal.exe
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copy_folder
Microsoft
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delete_file
false
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hide_file
true
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hide_keylog_file
true
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install_flag
true
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install_path
%AppData%
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
penos
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keylog_path
%Temp%
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mouse_option
false
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mutex
Rmc-XHJ4CU
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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startup_value
Remcos
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take_screenshot_option
false
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take_screenshot_time
5
Extracted
stealerium
https://discord.com/api/webhooks/1099675047611859056/uR1w8pLP8LJCDIVjVkBzojXsbj3DiEjaFjTz7pLj3ehsvi4yn00DDJrQ03Ws4_AuJ-Km
Targets
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Target
4f770c6e486094815d8abd6cba0d4dad.exe
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Size
477KB
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MD5
4f770c6e486094815d8abd6cba0d4dad
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SHA1
e299fe236fb2fd576fe5ae71d645bf6214a85c1a
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SHA256
0ac9f7546283cc6a26297dda1873c8162500e13ec67d10f036033488352fc026
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SHA512
c5347e0174a5d2161b4a9a732f344027402b6a35895edb32e120e9872b9d6eae5ed64b6adfe769982225fe283e5b29c89b975e447113f600fa5ac4648276aa4e
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SSDEEP
12288:IX8/Vx65HCnDAByqulR1fZJQGs/Z8URq:P/Vc5HCnDABMfZJQNZr
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Detects Redline Stealer samples
This rule detects the presence of Redline Stealer samples based on their unique strings.
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Modifies security service
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Suspicious use of NtCreateUserProcessOtherParentProcess
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XMRig Miner payload
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Adds policy Run key to start application
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Drops file in Drivers directory
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Stops running service(s)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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