General
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://cdn.discordapp.com/attachments/1174482745112670279/1223288341345206387/Reaper.zip?ex=66194f0c&is=6606da0c&hm=5251b16de1015e86615dd6d09f8d82f63834fc0d27e16ddeb4b6e29307b79e34&
Resource
win11-20240221-en
32 signatures
150 seconds
Malware Config
Extracted
Family
-
asyncrat
Version
-
L838 RAT v1.0.0
Botnet
-
Default
C2
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127.0.0.1:54984
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127.0.0.1:4449
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l838.ddns.net:54984
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l838.ddns.net:4449
Mutex
-
azjrpxchkiev
Attributes
-
delay
1
-
install
true
-
install_file
Windows Driver Foundation.exe
-
install_folder
%Temp%
aes.plain
Extracted
Family
-
xworm
C2
-
l838.ddns.net:3232
Attributes
-
Install_directory
%Public%
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install_file
Windows Service Wrapper.exe
Targets
-
- Target https://cdn.discordapp.com/attachments/1174482745112670279/1223288341345206387/Reaper.zip?ex=66194f0c&is=6606da0c&hm=5251b16de1015e86615dd6d09f8d82f63834fc0d27e16ddeb4b6e29307b79e34&
-
Detect Xworm Payload
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Async RAT payload
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Drops file in Drivers directory
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Executes dropped EXE
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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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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.