Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
15-01-2025 12:28
General
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Target
5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe
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Size
687KB
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MD5
925ffeffd7dff776671f729416a1ef26
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SHA1
3c106bb1404706235849ac84da35cb44fabb5882
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SHA256
5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284
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SHA512
a5124116d25a81a7ec30c9079770eac26489260cbfe6add0411fcc426b5180a8309f88fe73b622c7d53bb0c6fcf1b5c366568bbcac7e9ba7eb4f92704273c0e6
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SSDEEP
12288:ZoIB1oVeon72YB1qKIaC6BIAY106LRxWvgKV++w4sF7zLR/jAQ4NPHDyuaK3NLxY:Zoqo5xB1bGDxR4gWw4sF75n2fDoK3NLP
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.brusln.com - Port:
587 - Username:
[email protected] - Password:
Countrycode@2024 - 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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Agenttesla family
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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 3 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 use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 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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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\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"C:\Users\Admin\AppData\Local\Temp\5f5debb7f8f2d6f8c90608bc1a6981fe7df82cf9a4ed713436f572d45addf284.exe"2⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
272KB
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Filesize
7.7MB
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Filesize
320KB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
624KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
48KB
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Filesize
536KB
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Filesize
112KB
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Filesize
32KB
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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
584KB
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Filesize
5.6MB
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Filesize
712KB