Analysis
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max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
19/05/2024, 01:00
Static task
static1
Behavioral task
behavioral1
Sample
shipment invoice.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
shipment invoice.exe
Resource
win10v2004-20240226-en
General
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Target
shipment invoice.exe
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Size
491KB
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MD5
f01a3a3a9c895b320ef5cd519cf30eb3
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SHA1
2bf14991c94bcc27043cfd0908d3c7df3064ae3a
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SHA256
0c33297e293bffec0a5728c9553044a89b5b4ef7389b2a45fb460dbc0fdf838a
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SHA512
105b77f75ea1a3101e834744e310791a767529acf6c5bf949833b39efa9fe93b21a1062847e7ad15521fbedb7fe05c3c539b8c7e5cb7c51047091c213284b7e7
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SSDEEP
12288:aM5FVuS1Ow2nQARhG3HYoOw8P7r9r/+ppppppppppppppppppppppppppppp0G:3AS1F2nBDFZ1q
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.iaa-airferight.com - Port:
587 - Username:
[email protected] - Password:
webmaster - 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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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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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 1288 set thread context of 1728 1288 shipment invoice.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1728 shipment invoice.exe 1728 shipment invoice.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1728 shipment invoice.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1288 wrote to memory of 1728 1288 shipment invoice.exe 28 PID 1288 wrote to memory of 1728 1288 shipment invoice.exe 28 PID 1288 wrote to memory of 1728 1288 shipment invoice.exe 28 PID 1288 wrote to memory of 1728 1288 shipment invoice.exe 28 PID 1288 wrote to memory of 1728 1288 shipment invoice.exe 28 PID 1288 wrote to memory of 1728 1288 shipment invoice.exe 28 PID 1288 wrote to memory of 1728 1288 shipment invoice.exe 28 PID 1288 wrote to memory of 1728 1288 shipment invoice.exe 28 PID 1288 wrote to memory of 1728 1288 shipment invoice.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\shipment invoice.exe"C:\Users\Admin\AppData\Local\Temp\shipment invoice.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1288 -
C:\Users\Admin\AppData\Local\Temp\shipment invoice.exe"C:\Users\Admin\AppData\Local\Temp\shipment invoice.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1728
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