Analysis
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max time kernel
106s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27-10-2024 16:07
Static task
static1
Behavioral task
behavioral1
Sample
dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe
Resource
win7-20240903-en
General
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Target
dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe
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Size
1014KB
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MD5
550268a40a68820ad4a31eb0bcde47e3
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SHA1
8a7bdcb8e3baf11c939b7ae7b235215d82e3eac4
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SHA256
c8fc431014f7655f3209db958294f8ba9fe6ba8fe94c51360e83fc2cfd98a794
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SHA512
f3f7167e3c573de7f03eb1750943eaf510bbf754476d675eda749bc45b141c12e71fb4f53dcfd96d8e759c257f0aba59f49dbc2fd9909fe2fe09d4e9738f81f2
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SSDEEP
24576:vlkk7OLn2dDARkeeJLt+Kga24ml5JNAN7R:142dDAwJLt+Y24K5JGt
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
nffplp.com - Port:
587 - Username:
[email protected] - Password:
$Nke%8XIIDtm - 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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Agenttesla family
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 1912 created 3500 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 56 -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AlgorithmType.vbs dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 24 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1912 set thread context of 3788 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 87 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 3788 InstallUtil.exe 3788 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe Token: SeDebugPrivilege 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe Token: SeDebugPrivilege 3788 InstallUtil.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3788 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1912 wrote to memory of 3788 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 87 PID 1912 wrote to memory of 3788 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 87 PID 1912 wrote to memory of 3788 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 87 PID 1912 wrote to memory of 3788 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 87 PID 1912 wrote to memory of 3788 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 87 PID 1912 wrote to memory of 3788 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 87 PID 1912 wrote to memory of 3788 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 87 PID 1912 wrote to memory of 3788 1912 dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe 87
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3500
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C:\Users\Admin\AppData\Local\Temp\dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe"C:\Users\Admin\AppData\Local\Temp\dbd4edc4e237878892c232a4e28066d8956783ad250d3dea8f6b4858d9fd1fc8N.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1912
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3788
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