General
- Target DropboxInstaller.exe
- Size 10.3MB
- Sample260703-2tmhhads3j
- SHA256 9e123d7451cf4e0d08e8bcd5b28a88c149a751ab21527faed588690fc3be7678
- MD5 2084ebc744814de7c54cd8a08c0f36de
- SHA1 70b97df87bfdbd12eca201874aa10fba4e0d4794
- SHA512 cb595f3657b2fc0be7b2e1e814201700c033d0248567d769f33be6fd85da4034e1906776b8ea5603c4789014c9a94002a5978336d7a4e0e273e849a4550566b8
- SSDEEP 98304:NyGB9TGN1diRWgh440Kubqngt6yIBxHFvBpwHTrdQ6oWX:Ny6SGWM4QgORtB0RQ3WX
- TLSH T1E1B67B13F2D541D8E0AED2788B669332E972BC854B34B6DF065076252E76FE05F38B21
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
DropboxInstaller.exe
Resource
win10v2004-20260513-en
Malware Config
Targets
-
- Target DropboxInstaller.exe
- Size 10.3MB
- SHA256 9e123d7451cf4e0d08e8bcd5b28a88c149a751ab21527faed588690fc3be7678
- MD5 2084ebc744814de7c54cd8a08c0f36de
- SHA1 70b97df87bfdbd12eca201874aa10fba4e0d4794
- SHA512 cb595f3657b2fc0be7b2e1e814201700c033d0248567d769f33be6fd85da4034e1906776b8ea5603c4789014c9a94002a5978336d7a4e0e273e849a4550566b8
- SSDEEP 98304:NyGB9TGN1diRWgh440Kubqngt6yIBxHFvBpwHTrdQ6oWX:Ny6SGWM4QgORtB0RQ3WX
- TLSH T1E1B67B13F2D541D8E0AED2788B669332E972BC854B34B6DF065076252E76FE05F38B21
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Drops file in Drivers directory
-
Adds Run key to start application
-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Drops desktop.ini file(s)
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Modifies Windows Firewall
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Drops file in System32 directory
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
-
Suspicious use of NtSetInformationThreadHideFromDebugger
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
3Change Default File Association
1Component Object Model Hijacking
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
3Change Default File Association
1Component Object Model Hijacking
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
4Discovery
Browser Information Discovery
1Peripheral Device Discovery
2Query Registry
7System Information Discovery
7System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1System Time Discovery
1