Analysis
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max time kernel
128s -
max time network
23s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
14-07-2020 18:37
Static task
static1
Behavioral task
behavioral1
Sample
attached Packing List.xlsx.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
attached Packing List.xlsx.exe
Resource
win10
General
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Target
attached Packing List.xlsx.exe
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Size
1.1MB
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MD5
ba9e46ca10df231ada2f157f98262129
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SHA1
67dc8aa294484342e3a865c50089efd5739dbd4f
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SHA256
d59490ae49d0b6cd7021ee0c19277854011da2352e0654853d71805b41a5f850
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SHA512
a1ceb328432d112a01643e44dd509fb9e7c286f33bd1ba0192ff8a8a1e1da5f64dce813d201a68acd8e106903ce2f07f375337cb7b1fb19a1d8b248584b031fd
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
[email protected] - Password:
kingmoney12345
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1856-2-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1856-3-0x0000000000446DDE-mapping.dmp family_agenttesla behavioral1/memory/1856-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1856-5-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
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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Suspicious use of SetThreadContext 1 IoCs
Processes:
attached Packing List.xlsx.exedescription pid process target process PID 272 set thread context of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
attached Packing List.xlsx.exeattached Packing List.xlsx.exepid process 272 attached Packing List.xlsx.exe 1856 attached Packing List.xlsx.exe 1856 attached Packing List.xlsx.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
attached Packing List.xlsx.exeattached Packing List.xlsx.exedescription pid process Token: SeDebugPrivilege 272 attached Packing List.xlsx.exe Token: SeDebugPrivilege 1856 attached Packing List.xlsx.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
attached Packing List.xlsx.exepid process 1856 attached Packing List.xlsx.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
attached Packing List.xlsx.exedescription pid process target process PID 272 wrote to memory of 1844 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1844 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1844 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1844 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe PID 272 wrote to memory of 1856 272 attached Packing List.xlsx.exe attached Packing List.xlsx.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\attached Packing List.xlsx.exe"C:\Users\Admin\AppData\Local\Temp\attached Packing List.xlsx.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:272 -
C:\Users\Admin\AppData\Local\Temp\attached Packing List.xlsx.exe"{path}"2⤵PID:1844
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C:\Users\Admin\AppData\Local\Temp\attached Packing List.xlsx.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1856