Analysis
- max time kernel
141s - max time network
134s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
20/03/2024, 03:03
General
- Target d7b8b4a606c8b2dfebfb882afa35bca7.dll
- Size 1.2MB
- Sample240320-dj676afd42
- SHA256 bd1182eb3595956ac524dc8d13e1df4bc1d9a0f8e7f2e14d2331bb26750d1df9
Score
10/10
Malware Config
Signatures
- Bazar Loader
Detected loader normally used to deploy BazarBackdoor malware.
- Bazar/Team9 Loader payload 3 IoCs
- Tries to connect to .bazar domain 4 IoCs
Attempts to lookup or connect to a .bazar domain, used by BazarBackdoor, Trickbot, and potentially others.
- Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\d7b8b4a606c8b2dfebfb882afa35bca7.dll1⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/2908-0-0x00000000276A0000-0x00000000276DE000-memory.dmp
memory/2908-1-0x00007FFEF6C00000-0x00007FFEF6D81000-memory.dmp
memory/2908-3-0x00000000276A0000-0x00000000276DE000-memory.dmp