Analysis
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max time kernel
146s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2023 03:08
Static task
static1
Behavioral task
behavioral1
Sample
Documents as requested.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
Documents as requested.exe
Resource
win10v2004-20231130-en
General
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Target
Documents as requested.exe
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Size
485KB
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MD5
50311ff6eb80e091b52c9ebbbfb547bb
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SHA1
70459f69b084245b134cedfc85976afdddfe14b7
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SHA256
3eec13f6fb9ce1abc82e49e06a982870c92673ed4adc456a361e7fdbd3be3c62
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SHA512
0179ff768e0457059138bb019447db6088399f8261f38e072cc3ed162b02b4b82a9773e6cc52ec5e08c8e50676565d046684149a60887b7e621685ac49af7908
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SSDEEP
6144:VJ370VLTZhoYXsxkgl0esTus8OEL+m5eAuOZCGHua01J+R5VAMdlKBHzjLz0S+hL:VJ37KJivNvB+m5lCV31J+RHAK4lzgCU
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://files.000webhost.com - Port:
21 - Username:
tain00 - Password:
computer@2020
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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Documents as requested.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-423100829-2271632622-1028104103-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pghfkdgrgm = "C:\\Users\\Admin\\AppData\\Roaming\\Pghfkdgrgm.exe" Documents as requested.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Documents as requested.exedescription pid process target process PID 392 set thread context of 668 392 Documents as requested.exe Documents as requested.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Documents as requested.exepid process 668 Documents as requested.exe 668 Documents as requested.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Documents as requested.exeDocuments as requested.exedescription pid process Token: SeDebugPrivilege 392 Documents as requested.exe Token: SeDebugPrivilege 668 Documents as requested.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Documents as requested.exedescription pid process target process PID 392 wrote to memory of 668 392 Documents as requested.exe Documents as requested.exe PID 392 wrote to memory of 668 392 Documents as requested.exe Documents as requested.exe PID 392 wrote to memory of 668 392 Documents as requested.exe Documents as requested.exe PID 392 wrote to memory of 668 392 Documents as requested.exe Documents as requested.exe PID 392 wrote to memory of 668 392 Documents as requested.exe Documents as requested.exe PID 392 wrote to memory of 668 392 Documents as requested.exe Documents as requested.exe PID 392 wrote to memory of 668 392 Documents as requested.exe Documents as requested.exe PID 392 wrote to memory of 668 392 Documents as requested.exe Documents as requested.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Documents as requested.exe"C:\Users\Admin\AppData\Local\Temp\Documents as requested.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:392 -
C:\Users\Admin\AppData\Local\Temp\Documents as requested.exe"C:\Users\Admin\AppData\Local\Temp\Documents as requested.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:668
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD58c2da65103d6b46d8cf610b118210cf0
SHA19db4638340bb74f2af3161cc2c9c0b8b32e6ab65
SHA2560e48e2efd419951e0eb9a8d942493cfdf5540d1d19ff9dae6f145fb3ebcbeeac
SHA5123cf5a125276e264cd8478f2b92d3848fb68b96d46eb4a39e650d09df02068c274881a1c314cdfbfdcb452672fb70dd8becf3ffe9562d39919d9c4d6b07fbb614