Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
27-03-2024 03:02
General
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Target
e09b3349afedd9bc6713f0640dac5a73.exe
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Size
3.7MB
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MD5
e09b3349afedd9bc6713f0640dac5a73
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SHA1
2bed69865fce75b42da5f53b02d74eaba01f7819
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SHA256
f8cad8601b4d97cbe6befe13fce900eaa01063283a91ffae28038c9370f7b582
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SHA512
48ed49531d29f503f1c8f25ab278de851560576aca96baa521b0c1b1b6b2887ba6c6d71cbed0049faaeb1c4c8b531b186f7eba5cd141ae1ececafc3aa280a213
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SSDEEP
98304:VG0WE8JkdS9cHaXMsbNWhYq3bdckunUnU63:fvNIc6XyYq3bHtX
Malware Config
Signatures
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Darkstealer
Darkstealer is a file grabber, data stealer, and RAT.
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Detects Echelon Stealer payload 3 IoCs
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Echelon
Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.
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Echelon - DarkStealer Fork 3 IoCs
Payload resembles modified variant of Echelon Stealer called DarkStealer.
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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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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Themida packer 3 IoCs
Detects Themida, an advanced Windows software protection system.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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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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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Looks up external IP address via web service 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\e09b3349afedd9bc6713f0640dac5a73.exe"C:\Users\Admin\AppData\Local\Temp\e09b3349afedd9bc6713f0640dac5a73.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Accesses Microsoft Outlook profiles
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
52B
MD5fdec4452a98b7d7f3dc83904cd82a724
SHA12b447ea859993ab549ee1547c72071e59cace07c
SHA25659b16ba683aaf821362d2061fef52b52a909ad63be1192ef3d2374f3e8a4b235
SHA51287a573d8a9a085ffeea49335d213f96cd55385a3afa281d1a4a321043e82cd81a324d1131c764d024966d9dcbcc219d78514b0cdce74f849fe33e0f9ce2df432
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Filesize
1.1MB
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Filesize
284KB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
8KB
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Filesize
6.9MB
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Filesize
1.1MB
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Filesize
284KB
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Filesize
1.1MB
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Filesize
284KB
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Filesize
6.9MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
256KB
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Filesize
1.1MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
1.1MB
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Filesize
1.1MB