Analysis
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max time kernel
22s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
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submitted
06-09-2024 19:26
General
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Target
Calamari/Calamari.exe
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Size
154KB
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MD5
3bb68e459405f9d621fea08fca8db99e
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SHA1
a667438af4a30700d229752df30f423f169c1186
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SHA256
0f7071d56098ef0a448b562760ea2f547e4a2f8d26fc4e456b6e6ed47445cc20
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SHA512
69788e7b8a0a5cae8fb85f31cd63c735343b11128da1be0c71414c41973ad9246487915b24eb40436ba104a3851f0848e902f7c9cb9a084255420eff4a49478b
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SSDEEP
1536:A//X0u8/LwqNlRtXCPF9tdyB6nW6b22ehN8OIZG9Fwk0eL/qzCU27yHi+tdGtdtw:A30tT9tXCPLKB6nT6UPk0eT0w2i+ulw
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
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Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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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Modifies registry class 1 IoCs
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Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Calamari\Calamari.exe"C:\Users\Admin\AppData\Local\Temp\Calamari\Calamari.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004D8 0x00000000000004C01⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
256KB
MD5947b50ec480bcaea3c6476dfd91bb027
SHA1c5a07ae32d313c78d50824b8e86a8d91a6e3b4b2
SHA25638495ab1f13a52e60a981ea8a809cdde18286092252c55bef4d74fe02a3b9529
SHA512f19b6d9295faf342d035fb3258706fd018f0e7cb025d1d41a05b835ba229fb5ea2e47b5d3d776c8abb6e4a7761e180c61ba66b007885dacdaa9bd93585faee10
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Filesize
9KB
MD57050d5ae8acfbe560fa11073fef8185d
SHA15bc38e77ff06785fe0aec5a345c4ccd15752560e
SHA256cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
SHA512a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b
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Filesize
943KB
MD52ff7acfa80647ee46cc3c0e446327108
SHA1c994820d03af722c244b046d1ee0967f1b5bc478
SHA25608f0cbbc5162f236c37166772be2c9b8ffd465d32df17ea9d45626c4ed2c911d
SHA51250a9e20c5851d3a50f69651bc770885672ff4f97de32dfda55bf7488abd39a11e990525ec9152d250072acaad0c12a484155c31083d751668eb01addea5570cd
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Filesize
7.7MB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
584KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
64KB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
5.6MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
32KB
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Filesize
1.3MB
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Filesize
176KB
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Filesize
7.7MB
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Filesize
7.7MB