Analysis
- max time kernel
134s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
30/05/2024, 14:06
General
- Target SWF0550.exe
- Size 668KB
- Sample240530-renrxacc44
- SHA256 e3b946919fbd0a093a79bc59072379151391a6f4fef88aa86d56a3af7e82a51e
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
aYl@txL3
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
aYl@txL3
-
Email to
Signatures
- 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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"C:\Users\Admin\AppData\Local\Temp\SWF0550.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1748,i,4686244434963378549,11462511444150484980,262144 --variations-seed-version --mojo-platform-channel-handle=4148 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
SWF0550.exe.log
memory/2204-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2204-19-0x0000000074F90000-0x0000000075740000-memory.dmp
memory/2204-18-0x0000000006380000-0x00000000063D0000-memory.dmp
memory/2204-17-0x0000000005440000-0x00000000054A6000-memory.dmp
memory/2204-16-0x0000000074F90000-0x0000000075740000-memory.dmp
memory/2204-14-0x0000000074F90000-0x0000000075740000-memory.dmp
memory/3980-4-0x0000000074F90000-0x0000000075740000-memory.dmp
memory/3980-8-0x0000000005D00000-0x0000000005D10000-memory.dmp
memory/3980-9-0x0000000005D70000-0x0000000005DF2000-memory.dmp
memory/3980-10-0x0000000008510000-0x00000000085AC000-memory.dmp
memory/3980-7-0x0000000005CF0000-0x0000000005CFC000-memory.dmp
memory/3980-6-0x0000000004D50000-0x0000000004D66000-memory.dmp
memory/3980-5-0x0000000004C90000-0x0000000004C9A000-memory.dmp
memory/3980-15-0x0000000074F90000-0x0000000075740000-memory.dmp
memory/3980-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp
memory/3980-3-0x0000000004AD0000-0x0000000004B62000-memory.dmp
memory/3980-2-0x0000000005130000-0x00000000056D4000-memory.dmp
memory/3980-1-0x0000000000050000-0x00000000000FC000-memory.dmp