General
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Target
Packburpsuite21.rar
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Size
208.8MB
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Sample
250106-m9y4xavmas
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MD5
7d21c6d05d4cd5deb4e8f0123804a833
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SHA1
94d309b8c65cdf88c52d9e6bd3c0085cee33f16d
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SHA256
435cef541072c4e67643602b1c93277efaa122246c10f9e1a6d7fadcdedca947
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SHA512
5ede8e6bc4d41665620c4824ed1a1c3bdb3127450fa5dea1406a82b7ceb8cb18f5e9081d9ad792e66df912096b54ca0f7f000b4924a1743566285940b46aef5b
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SSDEEP
6291456:wfDlqvXnRovMwPG3JAZqKdy/z/PhJlTz6:wfxqpoTPG3JFKdozBJtz6
Static task
static1
Malware Config
Extracted
quasar
1.3.0.0
loomis
sytemmediacom.hopto.org:4444
QSR_MUTEX_AaT6YOWjH9nv7lraZU
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encryption_key
l1npLAHvnEPdMOUavOPM
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install_name
svhostt.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
svhostt
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subdirectory
SubDir
Targets
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Target
Packburpsuite21.rar
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Size
208.8MB
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MD5
7d21c6d05d4cd5deb4e8f0123804a833
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SHA1
94d309b8c65cdf88c52d9e6bd3c0085cee33f16d
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SHA256
435cef541072c4e67643602b1c93277efaa122246c10f9e1a6d7fadcdedca947
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SHA512
5ede8e6bc4d41665620c4824ed1a1c3bdb3127450fa5dea1406a82b7ceb8cb18f5e9081d9ad792e66df912096b54ca0f7f000b4924a1743566285940b46aef5b
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SSDEEP
6291456:wfDlqvXnRovMwPG3JAZqKdy/z/PhJlTz6:wfxqpoTPG3JFKdozBJtz6
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Quasar family
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Quasar payload
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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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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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MITRE ATT&CK Enterprise v15
Persistence
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
1