Analysis
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max time kernel
36s -
max time network
48s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
29-06-2020 19:30
Static task
static1
Behavioral task
behavioral1
Sample
Khosrov Bey-vessel particulars.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
Khosrov Bey-vessel particulars.exe
Resource
win10
General
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Target
Khosrov Bey-vessel particulars.exe
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Size
1.0MB
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MD5
6ce5e560acf78916b9d3c1f118737a27
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SHA1
a7f02c05b9130c889163313a9fde868f37251ad5
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SHA256
1fb309ceacbe3946132ea00e1bc669f3aa93fe2a05fc20afed62067c84b7f887
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SHA512
2f4137702f1b591e7abf58f16133092c5ad23820b20d8f44f9ce0d0dd0e984b7eb462e89518ee339bcc9b5063049d4a6cf637aff1c08e42fd50910557575d6bf
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.tpcdel.com - Port:
587 - Username:
ecom8@tpcdel.com - Password:
EmlP@2018
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/476-1-0x00000000004AAC90-mapping.dmp family_agenttesla behavioral1/memory/476-3-0x0000000000400000-0x00000000004AC000-memory.dmp family_agenttesla behavioral1/memory/476-4-0x0000000001C80000-0x0000000001CD0000-memory.dmp family_agenttesla behavioral1/memory/476-6-0x00000000004B0000-0x00000000004FA000-memory.dmp family_agenttesla -
Processes:
resource yara_rule behavioral1/memory/476-0-0x0000000000400000-0x00000000004AC000-memory.dmp upx behavioral1/memory/476-2-0x0000000000400000-0x00000000004AC000-memory.dmp upx behavioral1/memory/476-3-0x0000000000400000-0x00000000004AC000-memory.dmp upx -
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:
Khosrov Bey-vessel particulars.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Windows\CurrentVersion\Run\ZozjABYW = "C:\\Users\\Admin\\AppData\\Roaming\\wPLpKMo\\UGxXf.exe" Khosrov Bey-vessel particulars.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Khosrov Bey-vessel particulars.exedescription pid process target process PID 1500 set thread context of 476 1500 Khosrov Bey-vessel particulars.exe Khosrov Bey-vessel particulars.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
Khosrov Bey-vessel particulars.exeKhosrov Bey-vessel particulars.exepid process 1500 Khosrov Bey-vessel particulars.exe 476 Khosrov Bey-vessel particulars.exe 476 Khosrov Bey-vessel particulars.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
Khosrov Bey-vessel particulars.exepid process 1500 Khosrov Bey-vessel particulars.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Khosrov Bey-vessel particulars.exedescription pid process Token: SeDebugPrivilege 476 Khosrov Bey-vessel particulars.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
Khosrov Bey-vessel particulars.exedescription pid process target process PID 1500 wrote to memory of 476 1500 Khosrov Bey-vessel particulars.exe Khosrov Bey-vessel particulars.exe PID 1500 wrote to memory of 476 1500 Khosrov Bey-vessel particulars.exe Khosrov Bey-vessel particulars.exe PID 1500 wrote to memory of 476 1500 Khosrov Bey-vessel particulars.exe Khosrov Bey-vessel particulars.exe PID 1500 wrote to memory of 476 1500 Khosrov Bey-vessel particulars.exe Khosrov Bey-vessel particulars.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Khosrov Bey-vessel particulars.exe"C:\Users\Admin\AppData\Local\Temp\Khosrov Bey-vessel particulars.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Khosrov Bey-vessel particulars.exe"C:\Users\Admin\AppData\Local\Temp\Khosrov Bey-vessel particulars.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/476-0-0x0000000000400000-0x00000000004AC000-memory.dmpFilesize
688KB
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memory/476-1-0x00000000004AAC90-mapping.dmp
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memory/476-2-0x0000000000400000-0x00000000004AC000-memory.dmpFilesize
688KB
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memory/476-3-0x0000000000400000-0x00000000004AC000-memory.dmpFilesize
688KB
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memory/476-4-0x0000000001C80000-0x0000000001CD0000-memory.dmpFilesize
320KB
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memory/476-5-0x0000000001E42000-0x0000000001E43000-memory.dmpFilesize
4KB
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memory/476-6-0x00000000004B0000-0x00000000004FA000-memory.dmpFilesize
296KB