General
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Target
MesquitaSp00ferV7.exe
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Size
3.4MB
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Sample
240830-rk7f7sycmg
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MD5
cbcc049160c46b78bf10465a16d9e784
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SHA1
1e2139e3995d9c1e47c032f3e260a172bdef1602
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SHA256
38e602bbf54ad86da02ff83c6324574bb330912252aab0b6291661eec3d8a3de
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SHA512
07bbc9fe94acd66c0b91cabeff6805cfe6898ee580f9e053013f40911768d2da0f2bc1338b3132ad97b5593a022b5dcd7d121661c5a614b506564cb5fbc4ca71
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SSDEEP
49152:j6zx+pSFtoalhcGRVtfyz8PgqSLumRdJ46issnR5MtAxToDF0BtWk5Q:kiW7pLtg8PUKmq9LAWoB0B
Static task
static1
Behavioral task
behavioral1
Sample
MesquitaSp00ferV7.exe
Resource
win10v2004-20240802-en
Malware Config
Targets
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Target
MesquitaSp00ferV7.exe
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Size
3.4MB
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MD5
cbcc049160c46b78bf10465a16d9e784
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SHA1
1e2139e3995d9c1e47c032f3e260a172bdef1602
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SHA256
38e602bbf54ad86da02ff83c6324574bb330912252aab0b6291661eec3d8a3de
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SHA512
07bbc9fe94acd66c0b91cabeff6805cfe6898ee580f9e053013f40911768d2da0f2bc1338b3132ad97b5593a022b5dcd7d121661c5a614b506564cb5fbc4ca71
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SSDEEP
49152:j6zx+pSFtoalhcGRVtfyz8PgqSLumRdJ46issnR5MtAxToDF0BtWk5Q:kiW7pLtg8PUKmq9LAWoB0B
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Modifies Windows Firewall
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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
2Virtualization/Sandbox Evasion
1Discovery
Browser Information Discovery
1Network Service Discovery
1Peripheral Device Discovery
1Query Registry
7System Information Discovery
9System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1Virtualization/Sandbox Evasion
1