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Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
17/02/2025, 22:04
General
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Target
quarantine/d2YQIJa.exe
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Size
2.0MB
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MD5
c51ea7f18b1f25150b3c6fe237ee63fd
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SHA1
17566341231ac3316c325a23cdaf9a3c766ebe11
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SHA256
55015b4080cea86f2e750440ff1bcabe87d2e0ffb35e4b940a385048c3e0535b
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SHA512
deceadf703491d36218f133475b93e834552838fee14a6de187167d4cc0dacdbb16bfa156650fdbc73a85fb9b86a2c84884c51be8caeffdb599ef091c0e5eba0
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SSDEEP
49152:AXAejEWyxSeJKr0e/BtUd5gbbu9jT7mhxpfSi:u5rt/B7bbu97mh
Malware Config
Extracted
lumma
https://mercharena.biz/api
Signatures
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Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
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Lumma family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\quarantine\d2YQIJa.exe"C:\Users\Admin\AppData\Local\Temp\quarantine\d2YQIJa.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4.7MB
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Filesize
8KB
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Filesize
360KB
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Filesize
4.7MB
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Filesize
4.7MB
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Filesize
4.7MB
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Filesize
4.7MB
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Filesize
360KB