General
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Target
672ad2d52af206cc63cebe2c801181d3b406aae5891cc57bdaafd5eea3d61fe6.zip
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Size
392KB
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Sample
250116-sa1fkswngm
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MD5
209c2bed74ce311f3de2c3040f5cbd8b
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SHA1
676dbe2bbf178ca27210c8a2e37aa9652f4e17d5
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SHA256
672ad2d52af206cc63cebe2c801181d3b406aae5891cc57bdaafd5eea3d61fe6
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SHA512
44b5207ce1a79c220ed014b7803ba4f3b89b0aa81f2232e152da9e5c8004c164a281d8806843a10590e3c55b902ef5e3f359bc117b80b11d052fe60324709324
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SSDEEP
6144:PiyQGVN3t3bmwUUoI7a+OjFjjGFEduVVZ4vELL2VzCGb49pRYCEheDmDUKUQWCCJ:P/HfRx7aNFXuhTL2I70SmpXCqry
Malware Config
Extracted
xred
xred.mooo.com
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payload_url
http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978
https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download
https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1
http://xred.site50.net/syn/SUpdate.ini
https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download
https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1
http://xred.site50.net/syn/Synaptics.rar
https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download
https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1
http://xred.site50.net/syn/SSLLibrary.dll
Extracted
quasar
1.3.0.0
School
gamwtonxristo.ddns.net:1717
QSR_MUTEX_M3Vba1npfJg3Ale25C
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encryption_key
VtojWKM7f1XyCVdB41wL
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install_name
comctl32.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Windows Defender Startup Scan
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subdirectory
Windows Defender
Extracted
quasar
1.4.1
Office04
0.tcp.in.ngrok.io:14296
193.161.193.99:20466
cc827307-beb6-456e-b5dd-e28a204ebd45
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encryption_key
93486CAE624EBAD6626412E4A7DC6221B139DAA8
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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subdirectory
SubDir
Extracted
xworm
5.0
137.184.74.73:5000
XukSoXxFQFDQJQvq
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Install_directory
%ProgramData%
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install_file
System.exe
Extracted
metasploit
windows/reverse_tcp
89.197.154.116:7810
Extracted
asyncrat
0.5.8
Default
2.tcp.eu.ngrok.io:19695
gonq3XlXWgiz
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delay
3
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install
false
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install_folder
%AppData%
Targets
-
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Target
New Text Document mod.exe
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Size
761KB
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MD5
c6040234ee8eaedbe618632818c3b1b3
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SHA1
68115f8c3394c782aa6ba663ac78695d2b80bf75
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SHA256
bb459869e5ef6d6dd6f0329080d7cb12542c4b37163ae2cd782620adcd7d55a0
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SHA512
a3d8c8c6a990797a99887e0e07a01b1e2fe0a4e53df7294fed18a1e856d56a7762e0ab4a8e4689de411acb4fd29b8d7e247fbc696d855a9976a760d33ab60bcf
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SSDEEP
12288:mMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9mWej:mnsJ39LyjbJkQFMhmC+6GD9I
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Asyncrat family
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Detect Xworm Payload
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Metasploit family
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Quasar family
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Quasar payload
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Xred family
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Xworm family
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Async RAT payload
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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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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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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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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1