Analysis
- max time kernel
85s - max time network
63s - platform
windows7_x64 - resource
win7-20220715-en - resource tags
- submitted
09/08/2022, 04:30
General
- Target SecuriteInfo.com.W32.AIDetectNet.01.12854.exe
- Size 1.0MB
- Sample220809-e4tcgaegd6
- SHA256 0ff28d5b283b32e830eea5e6be84bbb0b89cb12f46ba2e8ff695f4a97a83e14e
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.dyreco.com
-
Port
587
-
Username
-
Password
Dyreco-2011
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.dyreco.com
-
Port
587
-
Username
-
Password
Dyreco-2011
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.12854.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.12854.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.12854.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.12854.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1084-64-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1084-65-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1084-70-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1084-61-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1084-60-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1084-63-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1084-68-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1092-55-0x0000000075481000-0x0000000075483000-memory.dmp
memory/1092-54-0x00000000009D0000-0x0000000000ADC000-memory.dmp
memory/1092-59-0x0000000002510000-0x000000000254C000-memory.dmp
memory/1092-58-0x0000000005880000-0x00000000058FC000-memory.dmp
memory/1092-57-0x0000000000350000-0x000000000035C000-memory.dmp
memory/1092-56-0x0000000000460000-0x0000000000484000-memory.dmp