Analysis
- max time kernel
134s - max time network
121s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
- submitted
04/05/2024, 07:51
General
- Target DHL_VTER000105453.exe
- Size 696KB
- Sample240504-jpt3nsaf68
- SHA256 0144ad3c79e25335ba0bb88e4c47c497215af9d44f0dc9f8a550bf71d579ca07
Malware Config
Extracted
-
Protocol
smtp
-
Host
nl9.nlkoddos.com
-
Port
587
-
Username
-
Password
Myname321@
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
nl9.nlkoddos.com
-
Port
587
-
Username
-
Password
Myname321@
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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 3 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 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL_VTER000105453.exe"C:\Users\Admin\AppData\Local\Temp\DHL_VTER000105453.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DHL_VTER000105453.exe"C:\Users\Admin\AppData\Local\Temp\DHL_VTER000105453.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
memory/2816-8-0x0000000006850000-0x00000000068D4000-memory.dmp
memory/2816-9-0x0000000008E80000-0x0000000008F1C000-memory.dmp
memory/2816-2-0x0000000005770000-0x0000000005D14000-memory.dmp
memory/2816-3-0x00000000052A0000-0x0000000005332000-memory.dmp
memory/2816-4-0x0000000005290000-0x000000000529A000-memory.dmp
memory/2816-5-0x0000000074B00000-0x00000000752B0000-memory.dmp
memory/2816-6-0x0000000005660000-0x0000000005676000-memory.dmp
memory/2816-7-0x0000000006530000-0x0000000006546000-memory.dmp
memory/2816-1-0x0000000000810000-0x00000000008C0000-memory.dmp
memory/2816-13-0x0000000074B00000-0x00000000752B0000-memory.dmp
memory/2816-0-0x0000000074B0E000-0x0000000074B0F000-memory.dmp
memory/4004-12-0x0000000074B00000-0x00000000752B0000-memory.dmp
memory/4004-10-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4004-14-0x0000000074B00000-0x00000000752B0000-memory.dmp
memory/4004-15-0x00000000058C0000-0x0000000005926000-memory.dmp
memory/4004-16-0x0000000006EC0000-0x0000000006F10000-memory.dmp
memory/4004-17-0x0000000074B00000-0x00000000752B0000-memory.dmp