Analysis
- max time kernel
140s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
24/04/2024, 01:23
General
- Target b8bb4bd7bd97381f0947d10bef87e2d2f0ef0e5983cd73484dd944ebc628bcc1.exe
- Size 218KB
- Sample240424-bsajfade9z
- SHA256 b8bb4bd7bd97381f0947d10bef87e2d2f0ef0e5983cd73484dd944ebc628bcc1
Malware Config
Extracted
-
Protocol
smtp
-
Host
66.29.151.236
-
Port
587
-
Username
-
Password
ZVtYXa0UPp63
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
66.29.151.236
-
Port
587
-
Username
-
Password
ZVtYXa0UPp63
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Detect ZGRat V1 34 IoCs
- ZGRat
ZGRat is remote access trojan written in C#.
- 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.
- Adds Run key to start application 2 TTPs 1 IoCs
- 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\b8bb4bd7bd97381f0947d10bef87e2d2f0ef0e5983cd73484dd944ebc628bcc1.exe"C:\Users\Admin\AppData\Local\Temp\b8bb4bd7bd97381f0947d10bef87e2d2f0ef0e5983cd73484dd944ebc628bcc1.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\b8bb4bd7bd97381f0947d10bef87e2d2f0ef0e5983cd73484dd944ebc628bcc1.exe"C:\Users\Admin\AppData\Local\Temp\b8bb4bd7bd97381f0947d10bef87e2d2f0ef0e5983cd73484dd944ebc628bcc1.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 --mojo-platform-channel-handle=4092 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/332-0-0x0000000074F00000-0x00000000756B0000-memory.dmp
memory/332-1-0x0000000000600000-0x000000000063A000-memory.dmp
memory/332-2-0x0000000004FF0000-0x0000000005082000-memory.dmp
memory/332-3-0x00000000051A0000-0x00000000051B0000-memory.dmp
memory/332-4-0x0000000074F00000-0x00000000756B0000-memory.dmp
memory/332-5-0x00000000051A0000-0x00000000051B0000-memory.dmp
memory/332-6-0x0000000007770000-0x00000000079A0000-memory.dmp
memory/332-7-0x00000000079A0000-0x0000000007F44000-memory.dmp
memory/332-8-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-9-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-11-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-13-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-15-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-17-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-19-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-21-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-23-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-25-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-27-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-29-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-31-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-33-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-35-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-37-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-39-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-41-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-43-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-45-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-47-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-49-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-51-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-53-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-55-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-57-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-59-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-61-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-63-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-65-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-67-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-69-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-71-0x0000000007770000-0x000000000799B000-memory.dmp
memory/332-4888-0x0000000000B10000-0x0000000000B11000-memory.dmp
memory/332-4889-0x0000000000DA0000-0x0000000000E0C000-memory.dmp
memory/332-4890-0x0000000000EB0000-0x0000000000EFC000-memory.dmp
memory/332-4891-0x0000000000F00000-0x0000000000F54000-memory.dmp
memory/332-4898-0x0000000074F00000-0x00000000756B0000-memory.dmp
memory/3224-4896-0x0000000074F00000-0x00000000756B0000-memory.dmp
memory/3224-4895-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3224-4897-0x0000000004CA0000-0x0000000004CB0000-memory.dmp
memory/3224-4899-0x0000000005000000-0x0000000005066000-memory.dmp
memory/3224-4900-0x0000000006560000-0x00000000065B0000-memory.dmp
memory/3224-4901-0x0000000006650000-0x00000000066EC000-memory.dmp
memory/3224-4902-0x0000000006720000-0x000000000672A000-memory.dmp
memory/3224-4903-0x0000000074F00000-0x00000000756B0000-memory.dmp
memory/3224-4904-0x0000000004CA0000-0x0000000004CB0000-memory.dmp