Analysis
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max time kernel
146s -
max time network
120s -
platform
windows7_x64 -
resource
win7-en-20211014 -
submitted
22-10-2021 14:20
Static task
static1
Behavioral task
behavioral1
Sample
FAX_INVOICE8760106 Payment-(669-818-8669).exe
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
FAX_INVOICE8760106 Payment-(669-818-8669).exe
Resource
win10-en-20210920
General
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Target
FAX_INVOICE8760106 Payment-(669-818-8669).exe
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Size
722KB
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MD5
6895cd6c93e282c5776c902af458cbac
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SHA1
6c1033e59d7396e8c3116428d1bdf28f6a868bc6
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SHA256
ab09a0694b65b155701d6efe5d08e1ed51b45d2b884496a4cb76703605cfcbf3
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SHA512
a3d7627447799f1c719daefa0bb3bd73f6986944b5cd391ed30b16ec2339dc6c1d7f52e5f5cd9cfedbc8013ea5c6b552d35ad22237438874f61aaed50085a0ad
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
sales@tanimas-id.com - Password:
!xgapua3
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1660-63-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1660-64-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1660-65-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1660-66-0x00000000004375EE-mapping.dmp family_agenttesla behavioral1/memory/1660-67-0x0000000000400000-0x000000000043C000-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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
FAX_INVOICE8760106 Payment-(669-818-8669).exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FAX_INVOICE8760106 Payment-(669-818-8669).exe Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FAX_INVOICE8760106 Payment-(669-818-8669).exe Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FAX_INVOICE8760106 Payment-(669-818-8669).exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
FAX_INVOICE8760106 Payment-(669-818-8669).exedescription pid process target process PID 836 set thread context of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
FAX_INVOICE8760106 Payment-(669-818-8669).exeFAX_INVOICE8760106 Payment-(669-818-8669).exepid process 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe 1660 FAX_INVOICE8760106 Payment-(669-818-8669).exe 1660 FAX_INVOICE8760106 Payment-(669-818-8669).exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
FAX_INVOICE8760106 Payment-(669-818-8669).exeFAX_INVOICE8760106 Payment-(669-818-8669).exedescription pid process Token: SeDebugPrivilege 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe Token: SeDebugPrivilege 1660 FAX_INVOICE8760106 Payment-(669-818-8669).exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
FAX_INVOICE8760106 Payment-(669-818-8669).exedescription pid process target process PID 836 wrote to memory of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe PID 836 wrote to memory of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe PID 836 wrote to memory of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe PID 836 wrote to memory of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe PID 836 wrote to memory of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe PID 836 wrote to memory of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe PID 836 wrote to memory of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe PID 836 wrote to memory of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe PID 836 wrote to memory of 1660 836 FAX_INVOICE8760106 Payment-(669-818-8669).exe FAX_INVOICE8760106 Payment-(669-818-8669).exe -
outlook_office_path 1 IoCs
Processes:
FAX_INVOICE8760106 Payment-(669-818-8669).exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FAX_INVOICE8760106 Payment-(669-818-8669).exe -
outlook_win_path 1 IoCs
Processes:
FAX_INVOICE8760106 Payment-(669-818-8669).exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FAX_INVOICE8760106 Payment-(669-818-8669).exe
Processes
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C:\Users\Admin\AppData\Local\Temp\FAX_INVOICE8760106 Payment-(669-818-8669).exe"C:\Users\Admin\AppData\Local\Temp\FAX_INVOICE8760106 Payment-(669-818-8669).exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\FAX_INVOICE8760106 Payment-(669-818-8669).exe"C:\Users\Admin\AppData\Local\Temp\FAX_INVOICE8760106 Payment-(669-818-8669).exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/836-55-0x0000000000010000-0x0000000000011000-memory.dmpFilesize
4KB
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memory/836-57-0x0000000076531000-0x0000000076533000-memory.dmpFilesize
8KB
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memory/836-58-0x0000000004BE0000-0x0000000004BE1000-memory.dmpFilesize
4KB
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memory/836-59-0x0000000000450000-0x0000000000457000-memory.dmpFilesize
28KB
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memory/836-60-0x0000000005DE0000-0x0000000005E38000-memory.dmpFilesize
352KB
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memory/1660-61-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1660-62-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1660-63-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1660-64-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1660-65-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1660-66-0x00000000004375EE-mapping.dmp
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memory/1660-67-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1660-69-0x0000000002050000-0x0000000002051000-memory.dmpFilesize
4KB
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memory/1660-70-0x0000000002051000-0x0000000002052000-memory.dmpFilesize
4KB