Analysis
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max time kernel
144s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
04-12-2023 09:09
Static task
static1
Behavioral task
behavioral1
Sample
Sales Contract DC-HHP-046.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
Sales Contract DC-HHP-046.exe
Resource
win10v2004-20231130-en
General
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Target
Sales Contract DC-HHP-046.exe
-
Size
1002KB
-
MD5
95f1677bda0ecc9c08e5fa8df14c0e13
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SHA1
8e40dd502651cee37fd7ee1eca5d34a3183a54c8
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SHA256
6a785fc98d9962b475ba45b90865158bf15bdbbdc9caea83ea3afc3a84fed246
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SHA512
b14a9cfb32964a80bc6a3fc1aef2cf54bf30ad31716aa6cca44d9fb6e033c22d843cc002c528a28c068f22cf5ae64bd3e6192d280565db2ffbd71755e6a52783
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SSDEEP
12288:vp8FfEp4L+L/3FSr6RPO98wvpB6XFb6pwYETuWOmlHgKRKNIJX3hftGgNlsjQ:vpp4yckPyhBGx6ajNlHgKUKV3hIgnYQ
Malware Config
Extracted
Protocol: smtp- Host:
mail.alrehmanglobaltex.com - Port:
587 - Username:
[email protected] - Password:
786@Pakistan
Extracted
agenttesla
Protocol: smtp- Host:
mail.alrehmanglobaltex.com - Port:
587 - Username:
[email protected] - Password:
786@Pakistan - 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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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Loads dropped DLL 1 IoCs
Processes:
Sales Contract DC-HHP-046.exepid process 884 Sales Contract DC-HHP-046.exe -
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 10 api.ipify.org 11 api.ipify.org -
Drops file in System32 directory 1 IoCs
Processes:
Sales Contract DC-HHP-046.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Supercandidly\Udlejningers.bln Sales Contract DC-HHP-046.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
msbuild.exepid process 2212 msbuild.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
Sales Contract DC-HHP-046.exemsbuild.exepid process 884 Sales Contract DC-HHP-046.exe 2212 msbuild.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Sales Contract DC-HHP-046.exedescription pid process target process PID 884 set thread context of 2212 884 Sales Contract DC-HHP-046.exe msbuild.exe -
Drops file in Program Files directory 3 IoCs
Processes:
Sales Contract DC-HHP-046.exedescription ioc process File opened for modification C:\Program Files (x86)\Common Files\preussiskes\vokalise.Nor135 Sales Contract DC-HHP-046.exe File opened for modification C:\Program Files (x86)\Common Files\gammastraalernes\foundered.non Sales Contract DC-HHP-046.exe File opened for modification C:\Program Files (x86)\Common Files\frelse.pre Sales Contract DC-HHP-046.exe -
Drops file in Windows directory 2 IoCs
Processes:
Sales Contract DC-HHP-046.exedescription ioc process File opened for modification C:\Windows\resources\netkortet.ini Sales Contract DC-HHP-046.exe File opened for modification C:\Windows\Fonts\kompressor\fennoskandisk.ini Sales Contract DC-HHP-046.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
msbuild.exepid process 2212 msbuild.exe 2212 msbuild.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
Sales Contract DC-HHP-046.exepid process 884 Sales Contract DC-HHP-046.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
msbuild.exedescription pid process Token: SeDebugPrivilege 2212 msbuild.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
Sales Contract DC-HHP-046.exedescription pid process target process PID 884 wrote to memory of 2212 884 Sales Contract DC-HHP-046.exe msbuild.exe PID 884 wrote to memory of 2212 884 Sales Contract DC-HHP-046.exe msbuild.exe PID 884 wrote to memory of 2212 884 Sales Contract DC-HHP-046.exe msbuild.exe PID 884 wrote to memory of 2212 884 Sales Contract DC-HHP-046.exe msbuild.exe PID 884 wrote to memory of 2212 884 Sales Contract DC-HHP-046.exe msbuild.exe PID 884 wrote to memory of 2212 884 Sales Contract DC-HHP-046.exe msbuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Sales Contract DC-HHP-046.exe"C:\Users\Admin\AppData\Local\Temp\Sales Contract DC-HHP-046.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:884 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"C:\Users\Admin\AppData\Local\Temp\Sales Contract DC-HHP-046.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2212
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
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Filesize
44B
MD5ad691854b5e0587ed7af25c249a68fd5
SHA160a4465cfe7b6b663b9993fe958f8306de76d556
SHA256b20bf1c3b7b6a17271b6a463eaac81ac8d2debc47950479047cf14ac51ca04c8
SHA5122018e53a9c97641be6313912d3277f7aedc7788c74c0bd4574504892dc8ddeff9a206d59aa302c971a9a9e227a28055e790a94f747f3d5ab7762d2f64fb3d9b3
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Filesize
12KB
MD50d7ad4f45dc6f5aa87f606d0331c6901
SHA148df0911f0484cbe2a8cdd5362140b63c41ee457
SHA2563eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
SHA512c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9