Analysis
- max time kernel
149s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
10/08/2026, 14:21
General
- Target 52c40732892a9a76fb5d0541c9364e27ba184e516851d2395ed7fe23a867ec01.exe
- Size 994KB
- Sample260810-rpg24s1amd
- SHA256 52c40732892a9a76fb5d0541c9364e27ba184e516851d2395ed7fe23a867ec01
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.holzbrenzii.com
-
Port
587
-
Username
-
Password
boygirl123456
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.holzbrenzii.com
-
Port
587
-
Username
-
Password
boygirl123456
-
Email to
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
- Looks up external IP address via web service 1 TTPs 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
- outlook_office_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\52c40732892a9a76fb5d0541c9364e27ba184e516851d2395ed7fe23a867ec01.exe"C:\Users\Admin\AppData\Local\Temp\52c40732892a9a76fb5d0541c9364e27ba184e516851d2395ed7fe23a867ec01.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\52c40732892a9a76fb5d0541c9364e27ba184e516851d2395ed7fe23a867ec01.exe"C:\Users\Admin\AppData\Local\Temp\52c40732892a9a76fb5d0541c9364e27ba184e516851d2395ed7fe23a867ec01.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
-
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
memory/3724-11-0x0000000000400000-0x0000000000444000-memory.dmp
memory/3724-17-0x0000000074250000-0x0000000074A0C000-memory.dmp
memory/3724-16-0x0000000006740000-0x0000000006790000-memory.dmp
memory/3724-14-0x0000000005380000-0x00000000053E6000-memory.dmp
memory/3724-13-0x0000000074250000-0x0000000074A0C000-memory.dmp
memory/3724-12-0x0000000074250000-0x0000000074A0C000-memory.dmp
memory/5004-5-0x00000000056C0000-0x00000000056CA000-memory.dmp
memory/5004-7-0x00000000059B0000-0x00000000059C4000-memory.dmp
memory/5004-8-0x0000000074262000-0x0000000074263000-memory.dmp
memory/5004-9-0x0000000074250000-0x0000000074A0C000-memory.dmp
memory/5004-10-0x00000000059E0000-0x0000000005ABA000-memory.dmp
memory/5004-4-0x0000000074250000-0x0000000074A0C000-memory.dmp
memory/5004-6-0x0000000005770000-0x000000000580C000-memory.dmp
memory/5004-0-0x0000000074262000-0x0000000074263000-memory.dmp
memory/5004-3-0x0000000005620000-0x00000000056B2000-memory.dmp
memory/5004-15-0x0000000074250000-0x0000000074A0C000-memory.dmp
memory/5004-2-0x0000000005BE0000-0x000000000619A000-memory.dmp
memory/5004-1-0x0000000000B30000-0x0000000000C2E000-memory.dmp