General
- Target OCCT.exe
- Size 288.7MB
- Sample260511-ryyffscv9y
- SHA256 2a9fe4faad285b45d035947a2e90d248afaafc25c4738a429577c88f1e75d130
- MD5 f611e1c028a2629d31eeec58160c4f8c
- SHA1 91881320dff65813f1aeb429a77a426e514ad4da
- SHA512 f5c7e5ea9652e02e351c494177fc837b8b129673a1250199af714a5986bdd22630d4dff18b7c7b2c1f3d18adcf91041fe39ad2e2bf122ee0d352306b18d1c910
- SSDEEP 3145728:dfMvbq9Epbw6TsJlX6Bz459ID3e4jIbOdGkjZUudAQb3Pkg4HTrYYq+S3CFfjGyd:d0TqaNBTsmBzO4O3mqCfYrJq+S0rBd
- TLSH T143E8F119A7944B16D27FC23881664202E7B1B4439331DBCF21C9E6A43F53BD16E367AE
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
OCCT.exe
Resource
win11-20260130-en
34 signatures
900 seconds
Malware Config
Targets
-
- Target OCCT.exe
- Size 288.7MB
- SHA256 2a9fe4faad285b45d035947a2e90d248afaafc25c4738a429577c88f1e75d130
- MD5 f611e1c028a2629d31eeec58160c4f8c
- SHA1 91881320dff65813f1aeb429a77a426e514ad4da
- SHA512 f5c7e5ea9652e02e351c494177fc837b8b129673a1250199af714a5986bdd22630d4dff18b7c7b2c1f3d18adcf91041fe39ad2e2bf122ee0d352306b18d1c910
- SSDEEP 3145728:dfMvbq9Epbw6TsJlX6Bz459ID3e4jIbOdGkjZUudAQb3Pkg4HTrYYq+S3CFfjGyd:d0TqaNBTsmBzO4O3mqCfYrJq+S0rBd
- TLSH T143E8F119A7944B16D27FC23881664202E7B1B4439331DBCF21C9E6A43F53BD16E367AE
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Downloads MZ/PE file
-
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.
-
Executes dropped EXE
-
Loads dropped DLL
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Persistence
Event Triggered Execution
1Component Object Model Hijacking
1Pre-OS Boot
1Bootkit
1Defense Evasion
Modify Registry
1Pre-OS Boot
1Bootkit
1Subvert Trust Controls
2Install Root Certificate
1SIP and Trust Provider Hijacking
1