Analysis
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max time kernel
149s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
27-05-2024 06:59
General
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Target
Reiven RFQ-27-05-2024.exe
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Size
869KB
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MD5
8696f9ebbc79cf408d4ff3a138719580
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SHA1
5dbcbf3c2d193ef88902e57a4959773d3a6e888d
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SHA256
e0046a68adc340b6ae02f1c8924316dd2b914e38f80df71b3453e65d23d58999
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SHA512
9f5143ee3b2e0cf5d403e53f48a5a8f9ad08c781e773797dc293d1a7f87a9a336910e7b1bb8589e40b8020b9257c8f509e81b23d09f8b00883977570f098aeb1
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SSDEEP
12288:xuArYCFd6x8x6LIfFg2Lj1+IQmLoaZC3+t+1Cz/ZE6rjl6h9UjYYOcvHRS1BFLtH:p81x7LYgQ6mXMMD/frjlpnPvHItthTF
Malware Config
Extracted
Protocol: smtp- Host:
mail.medicalhome.com.pe - Port:
587 - Username:
[email protected] - Password:
MHinfo01
Extracted
agenttesla
Protocol: smtp- Host:
mail.medicalhome.com.pe - Port:
587 - Username:
[email protected] - Password:
MHinfo01 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 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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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Reiven RFQ-27-05-2024.exe"C:\Users\Admin\AppData\Local\Temp\Reiven RFQ-27-05-2024.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Reiven RFQ-27-05-2024.exe"C:\Users\Admin\AppData\Local\Temp\Reiven RFQ-27-05-2024.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
472KB
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Filesize
7.7MB
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Filesize
320KB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
64KB
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Filesize
736KB
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Filesize
624KB
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Filesize
48KB
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Filesize
88KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
872KB