Analysis
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max time kernel
119s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
15-05-2024 11:22
Static task
static1
Behavioral task
behavioral1
Sample
MT_078410_00_032.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
MT_078410_00_032.exe
Resource
win10v2004-20240426-en
General
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Target
MT_078410_00_032.exe
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Size
2.4MB
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MD5
765a94a7bedd69fb57e562b5c6537db9
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SHA1
bd62eccc3009b043512aa2e6a1297875c613760e
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SHA256
e623db7ce7f2a3ddd3e5b4571f75a4b20b4fd69d8680d19a4e6506730ee2c81d
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SHA512
ea2fb18aeebd2038d9db10d75023ed747802ccd2bf20163cce4a89be26113f08a019c9e19088747bc182ca4317390bb2b50ff01cb6fd52361ff2c16219673f91
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SSDEEP
49152:rd1ccJyl0yJDpXoYir/atre3KGthcMrXcdLobjrXGGS:rJO0G54+K3KGthVrEL3GS
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
66.29.151.236 - Port:
587 - Username:
[email protected] - Password:
d9GOyTceXsMT - 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 34 IoCs
Processes:
resource yara_rule behavioral1/memory/1400-2-0x0000000004DE0000-0x0000000005010000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-3-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-16-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-14-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-12-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-10-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-8-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-6-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-4-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-18-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-20-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-52-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-62-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-22-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-24-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-26-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-28-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-30-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-34-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-32-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-36-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-38-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-40-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-42-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-44-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-46-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-48-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-50-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-54-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-66-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-64-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-60-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-58-0x0000000004DE0000-0x000000000500B000-memory.dmp family_zgrat_v1 behavioral1/memory/1400-56-0x0000000004DE0000-0x000000000500B000-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
Processes:
MT_078410_00_032.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\kcsof = "C:\\Users\\Admin\\AppData\\Roaming\\kcsof.exe" MT_078410_00_032.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org 6 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
MT_078410_00_032.exedescription pid process target process PID 1400 set thread context of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
MT_078410_00_032.exepid process 2836 MT_078410_00_032.exe 2836 MT_078410_00_032.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
MT_078410_00_032.exeMT_078410_00_032.exedescription pid process Token: SeDebugPrivilege 1400 MT_078410_00_032.exe Token: SeDebugPrivilege 1400 MT_078410_00_032.exe Token: SeDebugPrivilege 2836 MT_078410_00_032.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
MT_078410_00_032.exedescription pid process target process PID 1400 wrote to memory of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe PID 1400 wrote to memory of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe PID 1400 wrote to memory of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe PID 1400 wrote to memory of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe PID 1400 wrote to memory of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe PID 1400 wrote to memory of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe PID 1400 wrote to memory of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe PID 1400 wrote to memory of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe PID 1400 wrote to memory of 2836 1400 MT_078410_00_032.exe MT_078410_00_032.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\MT_078410_00_032.exe"C:\Users\Admin\AppData\Local\Temp\MT_078410_00_032.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1400 -
C:\Users\Admin\AppData\Local\Temp\MT_078410_00_032.exe"C:\Users\Admin\AppData\Local\Temp\MT_078410_00_032.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2836
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