Analysis
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max time kernel
135s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
04-05-2023 07:09
Static task
static1
Behavioral task
behavioral1
Sample
00382562524253626.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
00382562524253626.exe
Resource
win10v2004-20230220-en
General
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Target
00382562524253626.exe
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Size
572KB
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MD5
89c36bdf74a2c15aef18f4725ad37a70
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SHA1
69fccaad6915755256b68f7f422c946dc1a69041
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SHA256
f72ee457b7e53954dc20479dc5ae8eb4f7ad0674235292a8c348772f875b52ab
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SHA512
1c2a0d20a122b7b919392842d6f08f31498bd2a84e0f7ca91dda99befa8b4b2e726ad00e5bf3b2992396c0ad99fb92a6513a9a63d26f4972c0186ba33f592292
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SSDEEP
12288:F3fRnGP8BW77kzFOFIwY14UjSrN78/YEQ:zMK2NGh1TSrNw/2
Malware Config
Extracted
Protocol: smtp- Host:
smtp.ionos.com - Port:
587 - Username:
[email protected] - Password:
goodGod4real2023?.
Extracted
agenttesla
Protocol: smtp- Host:
smtp.ionos.com - Port:
587 - Username:
[email protected] - Password:
goodGod4real2023?. - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation 00382562524253626.exe -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\myapp5 = "C:\\Users\\Admin\\AppData\\Roaming\\myapp5\\myapp5.exe" vbc.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 1316 set thread context of 2040 1316 00382562524253626.exe 95 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3236 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1316 00382562524253626.exe 1316 00382562524253626.exe 1316 00382562524253626.exe 1316 00382562524253626.exe 1316 00382562524253626.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1316 00382562524253626.exe Token: SeDebugPrivilege 2040 vbc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2040 vbc.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1316 wrote to memory of 3236 1316 00382562524253626.exe 91 PID 1316 wrote to memory of 3236 1316 00382562524253626.exe 91 PID 1316 wrote to memory of 3236 1316 00382562524253626.exe 91 PID 1316 wrote to memory of 552 1316 00382562524253626.exe 93 PID 1316 wrote to memory of 552 1316 00382562524253626.exe 93 PID 1316 wrote to memory of 552 1316 00382562524253626.exe 93 PID 1316 wrote to memory of 1872 1316 00382562524253626.exe 94 PID 1316 wrote to memory of 1872 1316 00382562524253626.exe 94 PID 1316 wrote to memory of 1872 1316 00382562524253626.exe 94 PID 1316 wrote to memory of 2040 1316 00382562524253626.exe 95 PID 1316 wrote to memory of 2040 1316 00382562524253626.exe 95 PID 1316 wrote to memory of 2040 1316 00382562524253626.exe 95 PID 1316 wrote to memory of 2040 1316 00382562524253626.exe 95 PID 1316 wrote to memory of 2040 1316 00382562524253626.exe 95 PID 1316 wrote to memory of 2040 1316 00382562524253626.exe 95 PID 1316 wrote to memory of 2040 1316 00382562524253626.exe 95 PID 1316 wrote to memory of 2040 1316 00382562524253626.exe 95 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\00382562524253626.exe"C:\Users\Admin\AppData\Local\Temp\00382562524253626.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1316 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PkICLemLl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1B29.tmp"2⤵
- Creates scheduled task(s)
PID:3236
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"2⤵PID:552
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"2⤵PID:1872
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2040
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5361ee4c312e18888f9493caa4455ed54
SHA146245efe967ed0b2f9824ba10e49178831fbba35
SHA256fcbd9ee72fb7dbc6ccac6559ad4f606f6fcb765db0ae9858c1c76b84fd08c76c
SHA5124659bf7e782088d686d080a7a073e2fa46dc9a15998558b04c7907e8d549fd47f0cae1efa666ebc07e847b6575cc384dab4ebae50903bbfb836636fc5bc07f6f