General
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Target
extracted_payload-cleaned - Copy.exe
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Size
5.8MB
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Sample
250205-bcczma1nas
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MD5
b8a8c3137385fa40be47215961ba6630
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SHA1
688122f458e95518e2fae6b938cdb079f0991388
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SHA256
708f5f0d732a5cc463a7946cf86c7a79a7c673000779aa8fe5b1aadf24040a99
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SHA512
056de10cd6b798d18aa18e97cad645477149c562efc95d25bf724ab5f92454216c92f0c7717d7375181244d474513266146655ea6aad12bcab1f08e6835f1e4d
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SSDEEP
98304:EVzA+NolR3oceUQ1spbvuKSUJ17LrbH4q8y1iYVk1OUkh54oZdxkOHYSM:8PNO3K1spbmxcrbH4a1iYVk1O15DUC
Static task
static1
Behavioral task
behavioral1
Sample
extracted_payload-cleaned - Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
extracted_payload-cleaned - Copy.exe
Resource
win10v2004-20250129-en
Malware Config
Extracted
quasar
1.4.0
v15.0 | Fifa23
private123.duckdns.org:8808
dofucks.com:8808
c398e98c-136e-4007-ab40-e179829f338c
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encryption_key
C84CB6134701741C5122A14FACDB67C8CFA9C0AB
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install_name
.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
$sxr-seroxen
Targets
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Target
extracted_payload-cleaned - Copy.exe
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Size
5.8MB
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MD5
b8a8c3137385fa40be47215961ba6630
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SHA1
688122f458e95518e2fae6b938cdb079f0991388
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SHA256
708f5f0d732a5cc463a7946cf86c7a79a7c673000779aa8fe5b1aadf24040a99
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SHA512
056de10cd6b798d18aa18e97cad645477149c562efc95d25bf724ab5f92454216c92f0c7717d7375181244d474513266146655ea6aad12bcab1f08e6835f1e4d
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SSDEEP
98304:EVzA+NolR3oceUQ1spbvuKSUJ17LrbH4q8y1iYVk1OUkh54oZdxkOHYSM:8PNO3K1spbmxcrbH4a1iYVk1O15DUC
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Quasar family
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Quasar payload
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Seroxen family
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Suspicious use of NtCreateUserProcessOtherParentProcess
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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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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1