Analysis
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max time kernel
109s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17/04/2024, 13:51
Static task
static1
Behavioral task
behavioral1
Sample
897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe
Resource
win10v2004-20240412-en
General
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Target
897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe
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Size
344KB
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MD5
db5a06e5fb1553a24338648941f58281
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SHA1
20ea69c3420ad62b1ef4423370ebeb8b326a50b9
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SHA256
897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669
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SHA512
c703e563bef7d398b70454e35f8dad4855bd24d0e5b9ebaff5682f10fb0819c9946c6cbad040ddb0c863a4044ebb54807b317c5196f34d0dec0e09b352c253d9
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SSDEEP
6144:3J89OaYXcheo68PB8+V5hLI2msxbvuDqPNxuklLb46oanY3eoFXntD40eopoG:iOPXcVP+YLYwi2PNxddcenY3eIXntDts
Malware Config
Extracted
Protocol: smtp- Host:
mail.bezzleauto.com - Port:
587 - Username:
[email protected] - Password:
|[NbQj>}o^#0
Extracted
agenttesla
Protocol: smtp- Host:
mail.bezzleauto.com - Port:
587 - Username:
[email protected] - Password:
|[NbQj>}o^#0 - 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 9 api.ipify.org 10 api.ipify.org -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4196 set thread context of 1888 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 84 PID 4196 set thread context of 1964 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 88 PID 4196 set thread context of 5016 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 91 -
Program crash 2 IoCs
pid pid_target Process procid_target 4876 1888 WerFault.exe 84 1292 1964 WerFault.exe 88 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5016 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 5016 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5016 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4196 wrote to memory of 1888 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 84 PID 4196 wrote to memory of 1888 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 84 PID 4196 wrote to memory of 1888 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 84 PID 4196 wrote to memory of 1888 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 84 PID 4196 wrote to memory of 1964 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 88 PID 4196 wrote to memory of 1964 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 88 PID 4196 wrote to memory of 1964 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 88 PID 4196 wrote to memory of 1964 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 88 PID 4196 wrote to memory of 5016 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 91 PID 4196 wrote to memory of 5016 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 91 PID 4196 wrote to memory of 5016 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 91 PID 4196 wrote to memory of 5016 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 91 PID 4196 wrote to memory of 5016 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 91 PID 4196 wrote to memory of 5016 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 91 PID 4196 wrote to memory of 5016 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 91 PID 4196 wrote to memory of 5016 4196 897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe"C:\Users\Admin\AppData\Local\Temp\897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4196 -
C:\Users\Admin\AppData\Local\Temp\897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe"C:\Users\Admin\AppData\Local\Temp\897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe"2⤵PID:1888
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 803⤵
- Program crash
PID:4876
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C:\Users\Admin\AppData\Local\Temp\897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe"C:\Users\Admin\AppData\Local\Temp\897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe"2⤵PID:1964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 803⤵
- Program crash
PID:1292
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C:\Users\Admin\AppData\Local\Temp\897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe"C:\Users\Admin\AppData\Local\Temp\897199ac29d5d1bd3a92f0cb0f8be6f3575dfcdc8ded7d73da2900ced9c56669.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5016
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1888 -ip 18881⤵PID:3032
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1964 -ip 19641⤵PID:4808