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Analysis
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max time kernel
297s -
max time network
299s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
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submitted
25/09/2022, 22:17
General
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Target
53bab521e261f13706ab05fa6820ef5a7e5e446c1bbdc7ff3a0b0f79349bdbf0.exe
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Size
610KB
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MD5
1813103203337607b90a3a1e82147667
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SHA1
7b3273e539dd8eb6e5f432bbe760b864c6e39257
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SHA256
53bab521e261f13706ab05fa6820ef5a7e5e446c1bbdc7ff3a0b0f79349bdbf0
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SHA512
738a691218edd74c597a51855fb40e32cdf28ae28b86253076007109b2de89a394c927cf99e3da8cb3e632a81b05d861b93b5f2459a389f36d6390fe56216799
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SSDEEP
6144:F2baYZtolbaLl36GRWKbSmM41lhMrTVT5Hv3Shd6yPLNfMDgquK96iF1UcFnVOws:FmzaNzUQS5
Malware Config
Signatures
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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DCRat payload 3 IoCs
Detects payload of DCRat, commonly dropped by NSIS installers.
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Executes dropped EXE 1 IoCs
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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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 13 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\53bab521e261f13706ab05fa6820ef5a7e5e446c1bbdc7ff3a0b0f79349bdbf0.exe"C:\Users\Admin\AppData\Local\Temp\53bab521e261f13706ab05fa6820ef5a7e5e446c1bbdc7ff3a0b0f79349bdbf0.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\662661963-CF1181JIP3HRtQK7X5p.exe"C:\Users\Admin\AppData\Local\Temp\662661963-CF1181JIP3HRtQK7X5p.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
951KB
MD5c0934d15fb14685ee7e2dc49b1e4a542
SHA17f1dd57cb3d8da8c37d42b2de4e1e920272bc3a9
SHA256cbfa467c07aae4e0df550d0f5127896961bfc9fcbe30254b1df913c3bf47be52
SHA512653671dcc20de26d183024786aedb65ae8ffcb0d2132006a09e9f9637ec75e791cafc767a94054c2e8f5157c7c172169d8eb1c45d8ad826b6d626fd6fa9bac4d
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Filesize
951KB
MD5c0934d15fb14685ee7e2dc49b1e4a542
SHA17f1dd57cb3d8da8c37d42b2de4e1e920272bc3a9
SHA256cbfa467c07aae4e0df550d0f5127896961bfc9fcbe30254b1df913c3bf47be52
SHA512653671dcc20de26d183024786aedb65ae8ffcb0d2132006a09e9f9637ec75e791cafc767a94054c2e8f5157c7c172169d8eb1c45d8ad826b6d626fd6fa9bac4d
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Filesize
976KB
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Filesize
112KB
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Filesize
1.8MB
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Filesize
56KB
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Filesize
56KB
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Filesize
64KB
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Filesize
5.1MB
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Filesize
72KB
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Filesize
88KB
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Filesize
320KB
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Filesize
624KB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB