Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
05/02/2026, 15:00
General
- Target d599cd22b34287261efa52b26e4ba1e7c94b31e0f06994a68ce60fe8b9cbbeec.exe
- Size 601KB
- Sample260205-sdmc5agw8h
- SHA256 d599cd22b34287261efa52b26e4ba1e7c94b31e0f06994a68ce60fe8b9cbbeec
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.cottondreams.org
-
Port
587
-
Username
-
Password
Payday2025
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Agenttesla family
- AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
- Suspicious use of SetThreadContext 1 IoCs
- UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- 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 behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of SendNotifyMessage 3 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d599cd22b34287261efa52b26e4ba1e7c94b31e0f06994a68ce60fe8b9cbbeec.exe"C:\Users\Admin\AppData\Local\Temp\d599cd22b34287261efa52b26e4ba1e7c94b31e0f06994a68ce60fe8b9cbbeec.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\d599cd22b34287261efa52b26e4ba1e7c94b31e0f06994a68ce60fe8b9cbbeec.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/2692-0-0x0000000000E60000-0x0000000000FB9000-memory.dmp
memory/2692-5-0x0000000003EF0000-0x0000000003EF4000-memory.dmp
memory/2692-8-0x0000000000E60000-0x0000000000FB9000-memory.dmp
memory/3260-6-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3260-9-0x00000000061E0000-0x0000000006786000-memory.dmp
memory/3260-10-0x0000000005C20000-0x0000000005C30000-memory.dmp
memory/3260-11-0x0000000005A40000-0x0000000005AA6000-memory.dmp
memory/3260-12-0x0000000006170000-0x00000000061C0000-memory.dmp
memory/3260-13-0x0000000006930000-0x00000000069C2000-memory.dmp
memory/3260-14-0x0000000006890000-0x000000000689A000-memory.dmp
memory/3260-15-0x0000000005C20000-0x0000000005C30000-memory.dmp