Analysis
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max time kernel
88s -
max time network
52s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
13-07-2020 11:10
Static task
static1
Behavioral task
behavioral1
Sample
Specification Details.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
Specification Details.exe
Resource
win10
General
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Target
Specification Details.exe
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Size
313KB
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MD5
938d0a880dca59c6b8e5c4478ff82e53
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SHA1
13260c3f5e607014a73bfdb0602cbc4fd50256f4
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SHA256
4a24b2956a14965470b571d6a10e49a02cfe82734ed4a1c2e5829e1f7ccf28fe
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SHA512
b92586eac1bf77be43113a19898aeeb787ac8222a614f33c586504cbdb3305cae1b76f01a0e6448345af6c759aeaab66291491132ef0243d2e1f0cee8a68d9cf
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.ldksportsequipment.com - Port:
587 - Username:
[email protected] - Password:
Ivy2050
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/1052-2-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1052-3-0x00000000004470DE-mapping.dmp family_agenttesla behavioral1/memory/1052-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1052-5-0x0000000000400000-0x000000000044C000-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:
Specification Details.exedescription pid process target process PID 1388 set thread context of 1052 1388 Specification Details.exe Specification Details.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Specification Details.exepid process 1052 Specification Details.exe 1052 Specification Details.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Specification Details.exedescription pid process Token: SeDebugPrivilege 1052 Specification Details.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
Specification Details.exedescription pid process target process PID 1388 wrote to memory of 1052 1388 Specification Details.exe Specification Details.exe PID 1388 wrote to memory of 1052 1388 Specification Details.exe Specification Details.exe PID 1388 wrote to memory of 1052 1388 Specification Details.exe Specification Details.exe PID 1388 wrote to memory of 1052 1388 Specification Details.exe Specification Details.exe PID 1388 wrote to memory of 1052 1388 Specification Details.exe Specification Details.exe PID 1388 wrote to memory of 1052 1388 Specification Details.exe Specification Details.exe PID 1388 wrote to memory of 1052 1388 Specification Details.exe Specification Details.exe PID 1388 wrote to memory of 1052 1388 Specification Details.exe Specification Details.exe PID 1388 wrote to memory of 1052 1388 Specification Details.exe Specification Details.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Specification Details.exe"C:\Users\Admin\AppData\Local\Temp\Specification Details.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1388 -
C:\Users\Admin\AppData\Local\Temp\Specification Details.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1052