Analysis
- max time kernel
119s - max time network
145s - platform
windows7_x64 - resource
win7-20230712-en - resource tags
- submitted
20/08/2023, 11:42
General
- Target 73a905e0e421e21f1ac899f13ffbff05.exe
- Size 604KB
- Sample230820-nt1s8sfc35
- SHA256 ad79217dc98d23b4c3e99fe39b7a554671c5d13b2ea29a2013f8f86b2d904a07
Malware Config
Extracted
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
-
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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\73a905e0e421e21f1ac899f13ffbff05.exe"C:\Users\Admin\AppData\Local\Temp\73a905e0e421e21f1ac899f13ffbff05.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\73a905e0e421e21f1ac899f13ffbff05.exe"C:\Users\Admin\AppData\Local\Temp\73a905e0e421e21f1ac899f13ffbff05.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Cab2AF9.tmp
Tar2B98.tmp
memory/1696-53-0x0000000000ED0000-0x0000000000F6C000-memory.dmp
memory/1696-54-0x0000000074200000-0x00000000748EE000-memory.dmp
memory/1696-55-0x0000000004D00000-0x0000000004D40000-memory.dmp
memory/1696-56-0x00000000004C0000-0x00000000004D4000-memory.dmp
memory/1696-57-0x0000000074200000-0x00000000748EE000-memory.dmp
memory/1696-58-0x0000000000600000-0x000000000060E000-memory.dmp
memory/1696-59-0x0000000005DF0000-0x0000000005E5A000-memory.dmp
memory/1696-68-0x0000000074200000-0x00000000748EE000-memory.dmp
memory/3036-63-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3036-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3036-66-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3036-62-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3036-69-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3036-71-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3036-72-0x00000000732F0000-0x00000000739DE000-memory.dmp
memory/3036-73-0x0000000004CC0000-0x0000000004D00000-memory.dmp
memory/3036-61-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3036-60-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3036-114-0x00000000732F0000-0x00000000739DE000-memory.dmp
memory/3036-115-0x0000000004CC0000-0x0000000004D00000-memory.dmp