Analysis
- max time kernel
142s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20231127-en - resource tags
- submitted
30/11/2023, 11:11
General
- Target B92B8C5E5863847CC09129CBFABB960E.exe
- Size 4.7MB
- Sample231130-m99kmsbb45
- SHA256 abd71e133db7c7fda0247aee5c69edd897e2968077243d5606b46ad770163f4a
Malware Config
Signatures
- Detect Lumma Stealer payload V2 2 IoCs
- Lumma Stealer
An infostealer written in C++ first seen in August 2022.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 22 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\B92B8C5E5863847CC09129CBFABB960E.exe"C:\Users\Admin\AppData\Local\Temp\B92B8C5E5863847CC09129CBFABB960E.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\B92B8C5E5863847CC09129CBFABB960E.exeC:\Users\Admin\AppData\Local\Temp\B92B8C5E5863847CC09129CBFABB960E.exe2⤵
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1384-10-0x0000000000400000-0x0000000000480000-memory.dmp
memory/1384-17-0x0000000000400000-0x0000000000480000-memory.dmp
memory/1384-16-0x0000000000400000-0x0000000000480000-memory.dmp
memory/1384-15-0x0000000000400000-0x0000000000480000-memory.dmp
memory/1384-13-0x0000000000400000-0x0000000000480000-memory.dmp
memory/1384-12-0x0000000000400000-0x0000000000480000-memory.dmp
memory/4640-4-0x0000000006550000-0x00000000065BA000-memory.dmp
memory/4640-7-0x0000000074870000-0x0000000075020000-memory.dmp
memory/4640-8-0x00000000054F0000-0x0000000005500000-memory.dmp
memory/4640-9-0x0000000006DA0000-0x0000000007344000-memory.dmp
memory/4640-6-0x0000000006750000-0x000000000679C000-memory.dmp
memory/4640-5-0x00000000066C0000-0x000000000672A000-memory.dmp
memory/4640-0-0x0000000074870000-0x0000000075020000-memory.dmp
memory/4640-14-0x0000000074870000-0x0000000075020000-memory.dmp
memory/4640-3-0x0000000006460000-0x00000000064E2000-memory.dmp
memory/4640-2-0x00000000054F0000-0x0000000005500000-memory.dmp
memory/4640-1-0x00000000005E0000-0x0000000000A90000-memory.dmp