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Analysis
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max time kernel
65s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
06/05/2023, 22:25
Static task
static1
Behavioral task
behavioral1
Sample
6d2bef0ad88a8c8c0276790044de1d09.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
6d2bef0ad88a8c8c0276790044de1d09.exe
Resource
win10v2004-20230220-en
General
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Target
6d2bef0ad88a8c8c0276790044de1d09.exe
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Size
632KB
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MD5
6d2bef0ad88a8c8c0276790044de1d09
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SHA1
612b2ba160c73fcc9f1eb27472ebdbfe50c7c567
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SHA256
dc9592028314f25ba440ef8629468e39714188cdd0d681e76d2e8222bec8978c
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SHA512
7d30addf59f8115bdc8a43107aaf0f53cb12b5a1dd8e4f785e867d98d5973575baa2251a25b6897ad210fb3c43595945a6e22f5c4d6ab264bff2f765757b1347
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SSDEEP
12288:wBoz8Ci9nab2YHcZvLQ8d4+jv7X0jgBqEBvluijNLegQVtb:wBjn02RR4+jTX0SBtu8
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.valvulasthermovalve.cl - Port:
21 - Username:
[email protected] - Password:
LILKOOLL14!!
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6d2bef0ad88a8c8c0276790044de1d09.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6d2bef0ad88a8c8c0276790044de1d09.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6d2bef0ad88a8c8c0276790044de1d09.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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1976 set thread context of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 672 6d2bef0ad88a8c8c0276790044de1d09.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1976 wrote to memory of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 PID 1976 wrote to memory of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 PID 1976 wrote to memory of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 PID 1976 wrote to memory of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 PID 1976 wrote to memory of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 PID 1976 wrote to memory of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 PID 1976 wrote to memory of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 PID 1976 wrote to memory of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 PID 1976 wrote to memory of 672 1976 6d2bef0ad88a8c8c0276790044de1d09.exe 27 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6d2bef0ad88a8c8c0276790044de1d09.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6d2bef0ad88a8c8c0276790044de1d09.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6d2bef0ad88a8c8c0276790044de1d09.exe"C:\Users\Admin\AppData\Local\Temp\6d2bef0ad88a8c8c0276790044de1d09.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Users\Admin\AppData\Local\Temp\6d2bef0ad88a8c8c0276790044de1d09.exe"C:\Users\Admin\AppData\Local\Temp\6d2bef0ad88a8c8c0276790044de1d09.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:672
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