Analysis
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max time kernel
140s -
max time network
111s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
22-05-2024 02:00
General
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Target
940e50d333d1abcc6310c1eda1e82c24e16bd132d477810a800150eb6ea819a1.exe
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Size
246KB
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MD5
d7dfc312f14a618a89496d1877d81dbf
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SHA1
254feadc7b0265f24c42dd0e17311269a3c62cbd
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SHA256
940e50d333d1abcc6310c1eda1e82c24e16bd132d477810a800150eb6ea819a1
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SHA512
41d68028f6e1d4c047ee80e0f12353605cf794f6b29f7a28208933473d054d713e02a04d223be23333eb0f63cc071badae0b9fca9e55c520255d0e05431b44ff
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SSDEEP
3072:YFbBl7xzLrTD4U46+MuOR+hr8T+ks/9eFIin5NvFMd2qf:YFT7xzLrTD4UQMbi9YKiXFMc
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6699017241:AAF6AbO-YOnLd-PVOPirAbnkK1ZplmEL8BY/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
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Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
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Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
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Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
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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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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\940e50d333d1abcc6310c1eda1e82c24e16bd132d477810a800150eb6ea819a1.exe"C:\Users\Admin\AppData\Local\Temp\940e50d333d1abcc6310c1eda1e82c24e16bd132d477810a800150eb6ea819a1.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/220-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmpFilesize
4KB
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memory/220-1-0x0000000000420000-0x0000000000464000-memory.dmpFilesize
272KB
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memory/220-2-0x0000000005350000-0x00000000058F4000-memory.dmpFilesize
5.6MB
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memory/220-3-0x0000000004F50000-0x0000000004FB6000-memory.dmpFilesize
408KB
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memory/220-4-0x0000000074AC0000-0x0000000075270000-memory.dmpFilesize
7.7MB
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memory/220-5-0x0000000006640000-0x00000000066D2000-memory.dmpFilesize
584KB
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memory/220-8-0x0000000006740000-0x0000000006790000-memory.dmpFilesize
320KB
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memory/220-9-0x0000000006830000-0x00000000068CC000-memory.dmpFilesize
624KB
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memory/220-10-0x0000000006820000-0x000000000682A000-memory.dmpFilesize
40KB
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memory/220-11-0x0000000074ACE000-0x0000000074ACF000-memory.dmpFilesize
4KB
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memory/220-12-0x0000000074AC0000-0x0000000075270000-memory.dmpFilesize
7.7MB