Analysis
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max time kernel
124s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-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 behavioral2/memory/2676-2-0x0000000004E20000-0x0000000005050000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-8-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-12-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-40-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-44-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-50-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-68-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-66-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-65-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-62-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-60-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-58-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-56-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-54-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-52-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-48-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-46-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-42-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-38-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-36-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-34-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-30-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-28-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-24-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-32-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-26-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-22-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-20-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-16-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-14-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-10-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-6-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-18-0x0000000004E20000-0x000000000504A000-memory.dmp family_zgrat_v1 behavioral2/memory/2676-5-0x0000000004E20000-0x000000000504A000-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-1-5-21-877519540-908060166-1852957295-1000\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 21 api.ipify.org 20 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2676 set thread context of 1728 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 89 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1728 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 1728 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe Token: SeDebugPrivilege 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe Token: SeDebugPrivilege 1728 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1728 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2676 wrote to memory of 1728 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 89 PID 2676 wrote to memory of 1728 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 89 PID 2676 wrote to memory of 1728 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 89 PID 2676 wrote to memory of 1728 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 89 PID 2676 wrote to memory of 1728 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 89 PID 2676 wrote to memory of 1728 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 89 PID 2676 wrote to memory of 1728 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 89 PID 2676 wrote to memory of 1728 2676 ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe 89
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:2676 -
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:1728
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ab3f0c321894430eed1ba65eca338a0471e18ba82cdd554084ed63f36ff91dce.exe.log
Filesize805B
MD558a9108e39c2ea50e65c23be3a9407cf
SHA1fb21f7b9330aa1a77080a3243b81b49035102d7b
SHA2566049be83020702896a539b5c8c13270add224d7b91b3ee0bebc328791b74a84b
SHA51293804ee8a4560503e47c07f5fa4a959e23355a01aba406c103d339debc9b2b1d20a345cdbb8d8069dac97b9151f228cf559ac3dde1500e3484fba1a4126842bf