Analysis
- max time kernel
124s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
14/06/2024, 12:09
General
- Target 245087609-050738-sanlccjavap0003-1240_pdf .exe
- Size 316KB
- Sample240614-pbfk1stenk
- SHA256 ccba87531045163339ce7b8783011fc425a0ec99c30013061084c32ccf2196b0
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.gravotech.cl
-
Port
587
-
Username
-
Password
gravotech2020+
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.gravotech.cl
-
Port
587
-
Username
-
Password
gravotech2020+
-
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.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\245087609-050738-sanlccjavap0003-1240_pdf .exe"C:\Users\Admin\AppData\Local\Temp\245087609-050738-sanlccjavap0003-1240_pdf .exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\245087609-050738-sanlccjavap0003-1240_pdf .exe"C:\Users\Admin\AppData\Local\Temp\245087609-050738-sanlccjavap0003-1240_pdf .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 --field-trial-handle=3928,i,11751898164297348119,13021661521765644467,262144 --variations-seed-version --mojo-platform-channel-handle=4120 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
245087609-050738-sanlccjavap0003-1240_pdf .exe.log
memory/1400-4901-0x00000000001A0000-0x00000000001E2000-memory.dmp
memory/1400-4903-0x0000000004C70000-0x0000000004CD6000-memory.dmp
memory/1400-4904-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/1400-4905-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/1400-4909-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/1400-4908-0x0000000006210000-0x000000000621A000-memory.dmp
memory/1400-4907-0x0000000006140000-0x00000000061DC000-memory.dmp
memory/1400-4906-0x0000000006050000-0x00000000060A0000-memory.dmp
memory/4328-41-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-29-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-17-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-21-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-49-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-55-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-69-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-67-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-65-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-63-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-61-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-59-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-57-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-53-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-51-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-47-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-45-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-4-0x00000000075E0000-0x0000000007B84000-memory.dmp
memory/4328-39-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-37-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-35-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-33-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-31-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-5-0x00000000070E0000-0x0000000007172000-memory.dmp
memory/4328-43-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-27-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-19-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-15-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-13-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-11-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-9-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-7-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-25-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-23-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-6-0x0000000006E00000-0x000000000702B000-memory.dmp
memory/4328-4892-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/4328-4893-0x0000000005410000-0x000000000547C000-memory.dmp
memory/4328-4894-0x0000000005330000-0x000000000537C000-memory.dmp
memory/4328-4895-0x0000000074C7E000-0x0000000074C7F000-memory.dmp
memory/4328-3-0x0000000006E00000-0x0000000007030000-memory.dmp
memory/4328-2-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/4328-1-0x0000000000070000-0x00000000000C6000-memory.dmp
memory/4328-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp
memory/4328-4896-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/4328-4897-0x00000000054B0000-0x0000000005504000-memory.dmp
memory/4328-4902-0x0000000074C70000-0x0000000075420000-memory.dmp