Analysis
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max time kernel
136s -
max time network
124s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
18-10-2021 19:12
Static task
static1
Behavioral task
behavioral1
Sample
SHIPPING DOCUMENT & PL.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
SHIPPING DOCUMENT & PL.exe
Resource
win10-en-20211014
General
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Target
SHIPPING DOCUMENT & PL.exe
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Size
476KB
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MD5
b4bf9d3bda738a3d6794dfb47a85f011
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SHA1
b81cfd36eed1b54cc8dd3001f1c3f6e007b3748b
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SHA256
695d9cd287ce5ee85681b570ee37daa421550dc4b25101240bba64245a729bd9
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SHA512
76259472997a20a2641acd4f797e25abbae63c989a45df7489f643175e6fc9187f616b2044dc0f49ea47904109e16fa7bf826658bd1f48acb6fd6f90d42b90a2
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.davaobay.com.ph - Port:
587 - Username:
[email protected] - Password:
p@ssw0rd
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/3756-124-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/3756-125-0x00000000004376CE-mapping.dmp family_agenttesla behavioral2/memory/3756-131-0x0000000005740000-0x0000000005C3E000-memory.dmp family_agenttesla -
Drops file in Drivers directory 1 IoCs
Processes:
SHIPPING DOCUMENT & PL.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts SHIPPING DOCUMENT & PL.exe -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
SHIPPING DOCUMENT & PL.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SHIPPING DOCUMENT & PL.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SHIPPING DOCUMENT & PL.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SHIPPING DOCUMENT & PL.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
SHIPPING DOCUMENT & PL.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\tKZVPq = "C:\\Users\\Admin\\AppData\\Roaming\\tKZVPq\\tKZVPq.exe" SHIPPING DOCUMENT & PL.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SHIPPING DOCUMENT & PL.exedescription pid process target process PID 1976 set thread context of 3756 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
SHIPPING DOCUMENT & PL.exeSHIPPING DOCUMENT & PL.exepid process 1976 SHIPPING DOCUMENT & PL.exe 1976 SHIPPING DOCUMENT & PL.exe 3756 SHIPPING DOCUMENT & PL.exe 3756 SHIPPING DOCUMENT & PL.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SHIPPING DOCUMENT & PL.exeSHIPPING DOCUMENT & PL.exedescription pid process Token: SeDebugPrivilege 1976 SHIPPING DOCUMENT & PL.exe Token: SeDebugPrivilege 3756 SHIPPING DOCUMENT & PL.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
SHIPPING DOCUMENT & PL.exedescription pid process target process PID 1976 wrote to memory of 704 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 704 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 704 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 3756 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 3756 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 3756 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 3756 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 3756 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 3756 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 3756 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe PID 1976 wrote to memory of 3756 1976 SHIPPING DOCUMENT & PL.exe SHIPPING DOCUMENT & PL.exe -
outlook_office_path 1 IoCs
Processes:
SHIPPING DOCUMENT & PL.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SHIPPING DOCUMENT & PL.exe -
outlook_win_path 1 IoCs
Processes:
SHIPPING DOCUMENT & PL.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SHIPPING DOCUMENT & PL.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"2⤵PID:704
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C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT & PL.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3756
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
0c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078