Analysis
-
max time kernel
136s -
max time network
124s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
18-10-2021 03:51
Static task
static1
Behavioral task
behavioral1
Sample
money $.exe
Resource
win7-en-20210920
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
money $.exe
Resource
win10-en-20211014
windows10_x64
0 signatures
0 seconds
General
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Target
money $.exe
-
Size
442KB
-
MD5
ab7585441ef37e3becc9e16291c9a183
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SHA1
6d734d333844615524faad5ff0c5c197998e0e95
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SHA256
603f8bb918cf97d86b4e20c72ebd9138160475c24e7633b5cc4f7c7739b0203d
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SHA512
4ea5f4edb9a37938bd532e6648a372dd0a2b237e663661e7dbcf9b889aa04e9ec6eecd8f03aaf71d77990013a8780b930192e02e5a9394b56cb326451ff0d769
Malware Config
Extracted
Family
agenttesla
Credentials
Protocol: smtp- Host:
mail.upgcambodia.com - Port:
587 - Username:
[email protected] - Password:
stock3168
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/4608-124-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/4608-125-0x000000000043761E-mapping.dmp family_agenttesla behavioral2/memory/4608-130-0x0000000005570000-0x0000000005A6E000-memory.dmp family_agenttesla -
Drops file in Drivers directory 1 IoCs
Processes:
RegSvcs.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
money $.exedescription pid process target process PID 4140 set thread context of 4608 4140 money $.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
money $.exeRegSvcs.exepid process 4140 money $.exe 4140 money $.exe 4608 RegSvcs.exe 4608 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
money $.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 4140 money $.exe Token: SeDebugPrivilege 4608 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
money $.exedescription pid process target process PID 4140 wrote to memory of 4608 4140 money $.exe RegSvcs.exe PID 4140 wrote to memory of 4608 4140 money $.exe RegSvcs.exe PID 4140 wrote to memory of 4608 4140 money $.exe RegSvcs.exe PID 4140 wrote to memory of 4608 4140 money $.exe RegSvcs.exe PID 4140 wrote to memory of 4608 4140 money $.exe RegSvcs.exe PID 4140 wrote to memory of 4608 4140 money $.exe RegSvcs.exe PID 4140 wrote to memory of 4608 4140 money $.exe RegSvcs.exe PID 4140 wrote to memory of 4608 4140 money $.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.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 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\money $.exe"C:\Users\Admin\AppData\Local\Temp\money $.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/4140-115-0x0000000000D20000-0x0000000000D21000-memory.dmpFilesize
4KB
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memory/4140-117-0x0000000005BF0000-0x0000000005BF1000-memory.dmpFilesize
4KB
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memory/4140-118-0x00000000055C0000-0x00000000055C1000-memory.dmpFilesize
4KB
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memory/4140-119-0x00000000056F0000-0x0000000005BEE000-memory.dmpFilesize
5.0MB
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memory/4140-120-0x0000000005670000-0x0000000005671000-memory.dmpFilesize
4KB
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memory/4140-121-0x0000000007AF0000-0x0000000007AF1000-memory.dmpFilesize
4KB
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memory/4140-122-0x0000000005B90000-0x0000000005B98000-memory.dmpFilesize
32KB
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memory/4140-123-0x0000000007EF0000-0x0000000007F48000-memory.dmpFilesize
352KB
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memory/4608-124-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/4608-125-0x000000000043761E-mapping.dmp
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memory/4608-130-0x0000000005570000-0x0000000005A6E000-memory.dmpFilesize
5.0MB
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memory/4608-131-0x0000000006060000-0x0000000006061000-memory.dmpFilesize
4KB
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memory/4608-132-0x0000000006100000-0x0000000006101000-memory.dmpFilesize
4KB
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memory/4608-135-0x0000000005570000-0x0000000005A6E000-memory.dmpFilesize
5.0MB