Analysis
- max time kernel
156s - max time network
165s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
31/01/2022, 09:18
General
- Target Spec&drawing_New order06614820220124112125.exe
- Size 529KB
- Sample220131-k9nbasghcr
- SHA256 8d132f4101af84f515e1221778a172efae55dbb6efb6bbe1f61bab8f5b7e6ea8
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.totallyanonymous.com
-
Port
587
-
Username
-
Password
1991@mandiesel
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 1 IoCs
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 9 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Spec&drawing_New order06614820220124112125.exe"C:\Users\Admin\AppData\Local\Temp\Spec&drawing_New order06614820220124112125.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Spec&drawing_New order06614820220124112125.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\Spec&drawing_New order06614820220124112125.exe"C:\Users\Admin\AppData\Local\Temp\Spec&drawing_New order06614820220124112125.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\Spec&drawing_New order06614820220124112125.exe"C:\Users\Admin\AppData\Local\Temp\Spec&drawing_New order06614820220124112125.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1016-147-0x00000000077B0000-0x0000000007816000-memory.dmp
memory/1016-148-0x0000000007A00000-0x0000000007D50000-memory.dmp
memory/1016-151-0x0000000008150000-0x00000000081C6000-memory.dmp
memory/1016-150-0x0000000007E90000-0x0000000007EDB000-memory.dmp
memory/1016-149-0x00000000078A0000-0x00000000078BC000-memory.dmp
memory/1016-144-0x0000000006AD2000-0x0000000006AD3000-memory.dmp
memory/1016-146-0x0000000006FE0000-0x0000000007046000-memory.dmp
memory/1016-131-0x0000000007110000-0x0000000007738000-memory.dmp
memory/1016-128-0x00000000045E0000-0x0000000004616000-memory.dmp
memory/1016-129-0x0000000006AD0000-0x0000000006AD1000-memory.dmp
memory/1016-143-0x0000000006E30000-0x0000000006E52000-memory.dmp
memory/3052-119-0x0000000004A80000-0x0000000004A94000-memory.dmp
memory/3052-124-0x00000000058D0000-0x0000000005DCE000-memory.dmp
memory/3052-118-0x0000000000150000-0x00000000001DA000-memory.dmp
memory/3052-123-0x0000000005360000-0x00000000053D0000-memory.dmp
memory/3052-122-0x0000000005010000-0x00000000050AC000-memory.dmp
memory/3052-121-0x0000000004AB0000-0x0000000004AB1000-memory.dmp
memory/3052-120-0x0000000004CD0000-0x0000000004D62000-memory.dmp
memory/3292-127-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3292-145-0x0000000005300000-0x00000000057FE000-memory.dmp
memory/3292-249-0x00000000057E0000-0x00000000057F8000-memory.dmp