Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231130-en -
resource tags
arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system -
submitted
11-12-2023 08:05
Static task
static1
Behavioral task
behavioral1
Sample
PO_CW2809670-A & CW201.exe
Resource
win7-20231130-en
General
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Target
PO_CW2809670-A & CW201.exe
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Size
692KB
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MD5
ec59f33a40cb24a54821021d67b6543c
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SHA1
8355050b3f94dde1146b80a74ded12ee42ce8f22
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SHA256
64140612ad5497b44f9ec5b6b65013f817cd4db10171ee66e88a7ce721597b30
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SHA512
d99e69f8d387cfdc84c4327aff3231730eecc971d82494127a253222694d777e0061f88ad23029e70d1e08ae5d890db9f6e50df4a95e113ac8c78227ecf31be5
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SSDEEP
12288:v3IU8S6eUdECv21YSLLx6jIVd2PkEkxkvjNm8wk6zySgd/QXGpdWsQ8JMk7r5:fItSAdECvCxLxHd2dvjAkjVQXGDtRn5
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
nl10.nlkoddos.com - Port:
587 - Username:
[email protected] - Password:
Myname321@ - 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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Detect ZGRat V1 1 IoCs
resource yara_rule behavioral1/memory/1712-3-0x00000000004D0000-0x00000000004E8000-memory.dmp family_zgrat_v1 -
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 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 api.ipify.org 3 api.ipify.org 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1712 set thread context of 3032 1712 PO_CW2809670-A & CW201.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3032 PO_CW2809670-A & CW201.exe 3032 PO_CW2809670-A & CW201.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3032 PO_CW2809670-A & CW201.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3032 PO_CW2809670-A & CW201.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1712 wrote to memory of 3032 1712 PO_CW2809670-A & CW201.exe 28 PID 1712 wrote to memory of 3032 1712 PO_CW2809670-A & CW201.exe 28 PID 1712 wrote to memory of 3032 1712 PO_CW2809670-A & CW201.exe 28 PID 1712 wrote to memory of 3032 1712 PO_CW2809670-A & CW201.exe 28 PID 1712 wrote to memory of 3032 1712 PO_CW2809670-A & CW201.exe 28 PID 1712 wrote to memory of 3032 1712 PO_CW2809670-A & CW201.exe 28 PID 1712 wrote to memory of 3032 1712 PO_CW2809670-A & CW201.exe 28 PID 1712 wrote to memory of 3032 1712 PO_CW2809670-A & CW201.exe 28 PID 1712 wrote to memory of 3032 1712 PO_CW2809670-A & CW201.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe"C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe"C:\Users\Admin\AppData\Local\Temp\PO_CW2809670-A & CW201.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3032
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