Analysis
- max time kernel
40s - max time network
42s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
- submitted
23/05/2023, 12:30
General
- Target tmp.exe
- Size 470KB
- Sample230523-ppf4psfc32
- SHA256 0fcaad56c4f34a72d0fab48468d54e7d0dd2b87e843aa794c8e117d44c8dad93
Score
10/10
Malware Config
Extracted
Family
-
lumma
C2
-
195.123.227.138
Signatures
- 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 NtSetInformationThreadHideFromDebugger 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1412-55-0x0000000000940000-0x00000000009B4000-memory.dmp
memory/1412-56-0x0000000000400000-0x000000000093A000-memory.dmp
memory/1412-57-0x0000000000400000-0x000000000093A000-memory.dmp
memory/1412-58-0x0000000000400000-0x000000000093A000-memory.dmp
memory/1412-59-0x0000000000400000-0x000000000093A000-memory.dmp