Analysis
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max time kernel
121s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
07-05-2024 17:41
Static task
static1
Behavioral task
behavioral1
Sample
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe
Resource
win10v2004-20240419-en
General
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Target
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe
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Size
2.3MB
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MD5
b5b77f0c912f438cbc5142c42818fa29
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SHA1
94b5df605f00d34581435e3ca10b47094e31c0ab
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SHA256
ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce
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SHA512
87a1fbb1b8187377997b219bf6b286102648ff913ab0d73c78c67bee443702e9824bc14e980a2d38e5ece9a1fccc6e134f5dfa6f2b9bd9604ccb0d140418424f
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SSDEEP
49152:j1ZU7LqS9SUqiRCQqzDzKbQJRdUbXK2cBcDdPO++9vvGT1nkYE:joHqS9S1kVqzDzvRdLlCBPONvGZkL
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot1263338506:AAEo1afaqZcanZqwKGJF2HA7xr6YOHyXHtU/
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 34 IoCs
resource yara_rule behavioral1/memory/3004-2-0x0000000004D60000-0x0000000004F90000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-3-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-4-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-14-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-25-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-8-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-6-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-22-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-20-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-18-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-16-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-12-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-10-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-34-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-26-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-46-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-28-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-64-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-30-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-32-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-36-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-38-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-44-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-66-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-62-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-60-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-58-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-56-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-54-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-52-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-50-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-48-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-42-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 behavioral1/memory/3004-40-0x0000000004D60000-0x0000000004F8A000-memory.dmp family_zgrat_v1 -
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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\notepad = "C:\\Users\\Admin\\AppData\\Roaming\\notepad.exe" ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
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 5 api.ipify.org 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3004 set thread context of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3168 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 3168 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe Token: SeDebugPrivilege 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe Token: SeDebugPrivilege 3168 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3168 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3004 wrote to memory of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28 PID 3004 wrote to memory of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28 PID 3004 wrote to memory of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28 PID 3004 wrote to memory of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28 PID 3004 wrote to memory of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28 PID 3004 wrote to memory of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28 PID 3004 wrote to memory of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28 PID 3004 wrote to memory of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28 PID 3004 wrote to memory of 3168 3004 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe"C:\Users\Admin\AppData\Local\Temp\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Users\Admin\AppData\Local\Temp\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe"C:\Users\Admin\AppData\Local\Temp\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3168
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