Analysis
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max time kernel
138s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
07-12-2023 17:00
Static task
static1
Behavioral task
behavioral1
Sample
37d15999173d91a0a29db83c6962912d.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
37d15999173d91a0a29db83c6962912d.exe
Resource
win10v2004-20231127-en
General
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Target
37d15999173d91a0a29db83c6962912d.exe
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Size
658KB
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MD5
37d15999173d91a0a29db83c6962912d
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SHA1
1100641ebfc52ecd245d9fd303074f8051dc8ac7
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SHA256
2214a1536f1997efda81e136d845661f0178b44a6b104f72d7f73628e6158d08
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SHA512
32ca859b827ccabe15fa443d4bcf62e9adfe511ec5ab3ca9983224db256dfbb9783904c6a38056b5b9b584458eed33acd4a2c1ad009aabfe1cba632dc3d9efba
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SSDEEP
12288:DhkZ5QD3d204DoM6Ljx5P5OcUpvHCUbJqrHk5KZTwkeI3ShewZW8w:DK/QDdZ48M6L95pyJqrHk5KZTwkN3GeK
Malware Config
Extracted
Protocol: smtp- Host:
cp5ua.hyperhost.ua - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@
Extracted
agenttesla
Protocol: smtp- Host:
cp5ua.hyperhost.ua - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@ - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 41 api.ipify.org 42 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
37d15999173d91a0a29db83c6962912d.exedescription pid process target process PID 3900 set thread context of 2800 3900 37d15999173d91a0a29db83c6962912d.exe 37d15999173d91a0a29db83c6962912d.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
37d15999173d91a0a29db83c6962912d.exepid process 2800 37d15999173d91a0a29db83c6962912d.exe 2800 37d15999173d91a0a29db83c6962912d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
37d15999173d91a0a29db83c6962912d.exedescription pid process Token: SeDebugPrivilege 2800 37d15999173d91a0a29db83c6962912d.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
37d15999173d91a0a29db83c6962912d.exepid process 2800 37d15999173d91a0a29db83c6962912d.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
37d15999173d91a0a29db83c6962912d.exedescription pid process target process PID 3900 wrote to memory of 2800 3900 37d15999173d91a0a29db83c6962912d.exe 37d15999173d91a0a29db83c6962912d.exe PID 3900 wrote to memory of 2800 3900 37d15999173d91a0a29db83c6962912d.exe 37d15999173d91a0a29db83c6962912d.exe PID 3900 wrote to memory of 2800 3900 37d15999173d91a0a29db83c6962912d.exe 37d15999173d91a0a29db83c6962912d.exe PID 3900 wrote to memory of 2800 3900 37d15999173d91a0a29db83c6962912d.exe 37d15999173d91a0a29db83c6962912d.exe PID 3900 wrote to memory of 2800 3900 37d15999173d91a0a29db83c6962912d.exe 37d15999173d91a0a29db83c6962912d.exe PID 3900 wrote to memory of 2800 3900 37d15999173d91a0a29db83c6962912d.exe 37d15999173d91a0a29db83c6962912d.exe PID 3900 wrote to memory of 2800 3900 37d15999173d91a0a29db83c6962912d.exe 37d15999173d91a0a29db83c6962912d.exe PID 3900 wrote to memory of 2800 3900 37d15999173d91a0a29db83c6962912d.exe 37d15999173d91a0a29db83c6962912d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\37d15999173d91a0a29db83c6962912d.exe"C:\Users\Admin\AppData\Local\Temp\37d15999173d91a0a29db83c6962912d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\37d15999173d91a0a29db83c6962912d.exe"C:\Users\Admin\AppData\Local\Temp\37d15999173d91a0a29db83c6962912d.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\37d15999173d91a0a29db83c6962912d.exe.logFilesize
1KB
MD5b7b9acb869ccc7f7ecb5304ec0384dee
SHA16a90751c95817903ee833d59a0abbef425a613b3
SHA2568cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4
SHA5127bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764
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memory/2800-12-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2800-21-0x0000000005720000-0x0000000005730000-memory.dmpFilesize
64KB
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memory/2800-20-0x0000000074EC0000-0x0000000075670000-memory.dmpFilesize
7.7MB
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memory/2800-19-0x0000000006BF0000-0x0000000006C40000-memory.dmpFilesize
320KB
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memory/2800-18-0x0000000005690000-0x00000000056F6000-memory.dmpFilesize
408KB
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memory/2800-17-0x0000000005720000-0x0000000005730000-memory.dmpFilesize
64KB
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memory/2800-15-0x0000000074EC0000-0x0000000075670000-memory.dmpFilesize
7.7MB
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memory/3900-5-0x0000000005320000-0x0000000005330000-memory.dmpFilesize
64KB
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memory/3900-9-0x00000000066A0000-0x00000000066AA000-memory.dmpFilesize
40KB
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memory/3900-10-0x0000000006BC0000-0x0000000006C3E000-memory.dmpFilesize
504KB
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memory/3900-11-0x0000000007F50000-0x0000000007FEC000-memory.dmpFilesize
624KB
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memory/3900-8-0x0000000006690000-0x0000000006698000-memory.dmpFilesize
32KB
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memory/3900-7-0x0000000005D30000-0x0000000005D4A000-memory.dmpFilesize
104KB
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memory/3900-16-0x0000000074EC0000-0x0000000075670000-memory.dmpFilesize
7.7MB
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memory/3900-6-0x00000000056B0000-0x00000000056BA000-memory.dmpFilesize
40KB
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memory/3900-1-0x00000000006C0000-0x000000000076A000-memory.dmpFilesize
680KB
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memory/3900-4-0x0000000005330000-0x0000000005684000-memory.dmpFilesize
3.3MB
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memory/3900-3-0x0000000005150000-0x00000000051E2000-memory.dmpFilesize
584KB
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memory/3900-2-0x0000000005700000-0x0000000005CA4000-memory.dmpFilesize
5.6MB
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memory/3900-0-0x0000000074EC0000-0x0000000075670000-memory.dmpFilesize
7.7MB