General
- Target marlowwwclient-v4.jar
- Size 2.3MB
- Sample260724-p8d4fs1bja
- SHA256 d9305c26d146a2179ff4cff85472473def1c766bc1fc7315e8d04348a1f56c12
- MD5 65202b452410ec0c95ab8ef82981177b
- SHA1 3105eb039552b6d3e194658276a0ea4b7a8daa50
- SHA512 75485f0c80a75bc620c9c0d0ef94fc9519c495b2194bf116d309fb7b262530b5932f6627e210bbe2b72871db22d0728fac0e44b666a1032e76f1dd3ab4dadd25
- SSDEEP 49152:5VQ33YxTCJ7rnp9DyfF98/WwPwS9w8HJNZBWtkNgGb+7IEK:5OYxTa7rnmz8/HPw+FH/KMT
- TLSH T1AAB51266BB9F64AEC5371339C25C8661E9A521AD9413334FBCEE01F8D9F6C50173AB08
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
marlowwwclient-v4.jar
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
marlowwwclient-v4.jar
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target marlowwwclient-v4.jar
- Size 2.3MB
- SHA256 d9305c26d146a2179ff4cff85472473def1c766bc1fc7315e8d04348a1f56c12
- MD5 65202b452410ec0c95ab8ef82981177b
- SHA1 3105eb039552b6d3e194658276a0ea4b7a8daa50
- SHA512 75485f0c80a75bc620c9c0d0ef94fc9519c495b2194bf116d309fb7b262530b5932f6627e210bbe2b72871db22d0728fac0e44b666a1032e76f1dd3ab4dadd25
- SSDEEP 49152:5VQ33YxTCJ7rnp9DyfF98/WwPwS9w8HJNZBWtkNgGb+7IEK:5OYxTa7rnmz8/HPw+FH/KMT
- TLSH T1AAB51266BB9F64AEC5371339C25C8661E9A521AD9413334FBCEE01F8D9F6C50173AB08
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Downloads MZ/PE file
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
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
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops desktop.ini file(s)
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Modify Registry
3Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Network Service Discovery
1Peripheral Device Discovery
2Query Registry
7System Information Discovery
6System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1System Time Discovery
1