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Analysis
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max time kernel
59s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-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
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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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-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\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-1-5-21-3948302646-268491222-1934009652-1000\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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1512 set thread context of 268 1512 00382562524253626.exe 31 -
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 1108 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1512 00382562524253626.exe 1512 00382562524253626.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1512 00382562524253626.exe Token: SeDebugPrivilege 268 vbc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 268 vbc.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1512 wrote to memory of 1108 1512 00382562524253626.exe 28 PID 1512 wrote to memory of 1108 1512 00382562524253626.exe 28 PID 1512 wrote to memory of 1108 1512 00382562524253626.exe 28 PID 1512 wrote to memory of 1108 1512 00382562524253626.exe 28 PID 1512 wrote to memory of 580 1512 00382562524253626.exe 30 PID 1512 wrote to memory of 580 1512 00382562524253626.exe 30 PID 1512 wrote to memory of 580 1512 00382562524253626.exe 30 PID 1512 wrote to memory of 580 1512 00382562524253626.exe 30 PID 1512 wrote to memory of 268 1512 00382562524253626.exe 31 PID 1512 wrote to memory of 268 1512 00382562524253626.exe 31 PID 1512 wrote to memory of 268 1512 00382562524253626.exe 31 PID 1512 wrote to memory of 268 1512 00382562524253626.exe 31 PID 1512 wrote to memory of 268 1512 00382562524253626.exe 31 PID 1512 wrote to memory of 268 1512 00382562524253626.exe 31 PID 1512 wrote to memory of 268 1512 00382562524253626.exe 31 PID 1512 wrote to memory of 268 1512 00382562524253626.exe 31 PID 1512 wrote to memory of 268 1512 00382562524253626.exe 31 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 vbc.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\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⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1512 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PkICLemLl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpABDA.tmp"2⤵
- Creates scheduled task(s)
PID:1108
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"2⤵PID:580
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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:268
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5888b5ffd39bf7d11300a739952488d20
SHA1fb579ca20fc3c0373d59b92d233135da5f12a614
SHA2560855208d955259816c9451c81ac3010537b561892a06fb24297a5145dc34fd93
SHA512f3eb1cddc7d92365de9f8073e48f123c49025c9dcd1f549a40d6dca7369f829938d08b6118b017bbb102038fad0aed23f0cde0a993b8e326d88f5a3d5180f507