Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03/08/2024, 01:31
Static task
static1
Behavioral task
behavioral1
Sample
Payment advice.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
Payment advice.exe
Resource
win10v2004-20240802-en
General
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Target
Payment advice.exe
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Size
1.1MB
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MD5
bc7f5a3ffe1b7377b53f4d3682514224
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SHA1
5b86b7ce857b243b96c8344d1357ad5cf1a94cfc
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SHA256
fb04094c609fd7ab6e1130443f44d7fb62c5b565a4a8a806413e1e74ba1bf3c1
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SHA512
09ba951b07eb916aae012e587a5ceceda763b301096a55b34b837d42f0d38044e0895bfb9d93828cf6979ee34c7927f2adc477a4f0e2284e49501bca25eda483
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SSDEEP
24576:yqDEvCTbMWu7rQYlBQcBiT6rprG8aZFFhb7mZQMy:yTvC/MTQYxsWR7aZtb7mz
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.rrcindia.co.in - Port:
587 - Username:
[email protected] - Password:
Goyal@0783 - 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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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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 12 api.ipify.org 13 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1612 set thread context of 4516 1612 Payment advice.exe 84 -
Program crash 1 IoCs
pid pid_target Process procid_target 3428 1612 WerFault.exe 80 -
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 Payment advice.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4516 RegSvcs.exe 4516 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1612 Payment advice.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4516 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1612 Payment advice.exe 1612 Payment advice.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1612 Payment advice.exe 1612 Payment advice.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1612 wrote to memory of 4516 1612 Payment advice.exe 84 PID 1612 wrote to memory of 4516 1612 Payment advice.exe 84 PID 1612 wrote to memory of 4516 1612 Payment advice.exe 84 PID 1612 wrote to memory of 4516 1612 Payment advice.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment advice.exe"C:\Users\Admin\AppData\Local\Temp\Payment advice.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1612 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\Payment advice.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 6842⤵
- Program crash
PID:3428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1612 -ip 16121⤵PID:2564