Analysis
- max time kernel
149s - max time network
112s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system - submitted
12/06/2023, 12:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c78dff796b8db5060a32c5e514bd67f0.exe
Resource
win7-20230220-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
c78dff796b8db5060a32c5e514bd67f0.exe
Resource
win10v2004-20230221-en
9 signatures
150 seconds
General
- Target c78dff796b8db5060a32c5e514bd67f0.exe
- Size 790KB
- Sample230612-pdqtrscb27
- SHA256 2c297ee99f448a8dab452f6317dcbfdb9510ae07b70fd6baa486ff46c0fe507c
- MD5 c78dff796b8db5060a32c5e514bd67f0
- SHA1 3f4eb58e8c2c04edaddebf9385088b760c5afa5f
- SHA512 1012651f272091a866b4f4e44d5d3ea85e2f74eac435eb61a06bb2655543c148b8441106a05d96f74cada9a72e651d9a7309b662e8d6172ce94a7f0506f91512
- SSDEEP 12288:k1+SI3rP5Uo97n5gIKL88nniptda+XvXB9xLwr+:k19mPqo5wL7nivf/t
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.methobsindia.com
-
Port
587
-
Username
-
Password
blessing12345
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe - Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 31 api.ipify.org 32 api.ipify.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1072 set thread context of 2016 1072 c78dff796b8db5060a32c5e514bd67f0.exe 85 - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1072 c78dff796b8db5060a32c5e514bd67f0.exe 2016 RegSvcs.exe 2016 RegSvcs.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1072 c78dff796b8db5060a32c5e514bd67f0.exe Token: SeDebugPrivilege 2016 RegSvcs.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1072 wrote to memory of 2016 1072 c78dff796b8db5060a32c5e514bd67f0.exe 85 PID 1072 wrote to memory of 2016 1072 c78dff796b8db5060a32c5e514bd67f0.exe 85 PID 1072 wrote to memory of 2016 1072 c78dff796b8db5060a32c5e514bd67f0.exe 85 PID 1072 wrote to memory of 2016 1072 c78dff796b8db5060a32c5e514bd67f0.exe 85 PID 1072 wrote to memory of 2016 1072 c78dff796b8db5060a32c5e514bd67f0.exe 85 PID 1072 wrote to memory of 2016 1072 c78dff796b8db5060a32c5e514bd67f0.exe 85 PID 1072 wrote to memory of 2016 1072 c78dff796b8db5060a32c5e514bd67f0.exe 85 PID 1072 wrote to memory of 2016 1072 c78dff796b8db5060a32c5e514bd67f0.exe 85 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c78dff796b8db5060a32c5e514bd67f0.exe"C:\Users\Admin\AppData\Local\Temp\c78dff796b8db5060a32c5e514bd67f0.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2016
-