General
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Target
BoostWare Woofer.exe
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Size
10.0MB
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Sample
250228-mv35baysew
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MD5
7a0de259284a750bc1b9e489a3c549ee
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SHA1
8bd17616907d5adf94489d2d6c833c55425148d0
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SHA256
6929f40d7bd70ce7e5189f9c940767d1d4426bcadd66828d1298ca96ffa44eb2
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SHA512
8c0a47f0ed7a1d30e8a5de563debac0753eac29db92445c9b14cdb905a09a6a34d7adbdbdacae774ee962cfc6f6a5f357ed71931b488b8f174a3fa99134c3704
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SSDEEP
196608:stDsBPeJ5EHWb/I0onV2TNRXbUgoL8aA0TO3e5bau5Zcx:0xAE/IJ2TNugUHNyu5M
Static task
static1
Behavioral task
behavioral1
Sample
BoostWare Woofer.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
BoostWare Woofer.exe
Resource
win10v2004-20250217-en
Malware Config
Extracted
orcus
Fortnite
82.9.246.24:8808
f65beca88ddb49089d3a6be2931bc598
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autostart_method
Registry
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enable_keylogger
false
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install_path
%programfiles%\Microsoft\Skype.exe
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reconnect_delay
10000
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registry_keyname
Skype
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taskscheduler_taskname
Orcus
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watchdog_path
AppData\Skype.exe
Targets
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-
Target
BoostWare Woofer.exe
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Size
10.0MB
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MD5
7a0de259284a750bc1b9e489a3c549ee
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SHA1
8bd17616907d5adf94489d2d6c833c55425148d0
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SHA256
6929f40d7bd70ce7e5189f9c940767d1d4426bcadd66828d1298ca96ffa44eb2
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SHA512
8c0a47f0ed7a1d30e8a5de563debac0753eac29db92445c9b14cdb905a09a6a34d7adbdbdacae774ee962cfc6f6a5f357ed71931b488b8f174a3fa99134c3704
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SSDEEP
196608:stDsBPeJ5EHWb/I0onV2TNRXbUgoL8aA0TO3e5bau5Zcx:0xAE/IJ2TNugUHNyu5M
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Orcus family
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Orcurs Rat Executable
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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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Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
2Obfuscated Files or Information
1Command Obfuscation
1