Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231130-en -
resource tags
arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system -
submitted
05-12-2023 07:19
Static task
static1
Behavioral task
behavioral1
Sample
Payment Advice - Advice Ref[A1T9IvYc5tfi].exe
Resource
win7-20231130-en
Behavioral task
behavioral2
Sample
Payment Advice - Advice Ref[A1T9IvYc5tfi].exe
Resource
win10v2004-20231130-en
General
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Target
Payment Advice - Advice Ref[A1T9IvYc5tfi].exe
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Size
696KB
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MD5
4e981ade4af75b762286a9c134dc3c02
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SHA1
13ca08fd8f8be794663a7f396f13a5352d3bb90a
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SHA256
db7b9213e70bb9bed60555f01c763d0be56e6cff67c8b9c8f6b4929a88f6e15c
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SHA512
a88da38cc544de1392da7332ee9f97dcec88e44f8d7f2f0ebd6c12326e8fe8d01ca7937646f8cdca049cbda8d98b6fe38defbd489592258a3f292f97f380be67
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SSDEEP
12288:ASl5nF8ZVdqrlb69kLgl8QwdGZdLi82KgnunRFhtCG3ySrGI/:hlcqhb6qgl8bGZdi8GnYRFnHiSrG8
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.abi0expertise.com - Port:
587 - Username:
[email protected] - Password:
Najwa1949! - 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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Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment Advice - Advice Ref[A1T9IvYc5tfi].exedescription pid process target process PID 2400 set thread context of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
Payment Advice - Advice Ref[A1T9IvYc5tfi].exepowershell.exepid process 2716 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe 2716 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe 2144 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Payment Advice - Advice Ref[A1T9IvYc5tfi].exepowershell.exedescription pid process Token: SeDebugPrivilege 2716 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Token: SeDebugPrivilege 2144 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Payment Advice - Advice Ref[A1T9IvYc5tfi].exedescription pid process target process PID 2400 wrote to memory of 2144 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe powershell.exe PID 2400 wrote to memory of 2144 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe powershell.exe PID 2400 wrote to memory of 2144 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe powershell.exe PID 2400 wrote to memory of 2144 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe powershell.exe PID 2400 wrote to memory of 2292 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe schtasks.exe PID 2400 wrote to memory of 2292 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe schtasks.exe PID 2400 wrote to memory of 2292 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe schtasks.exe PID 2400 wrote to memory of 2292 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe schtasks.exe PID 2400 wrote to memory of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe PID 2400 wrote to memory of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe PID 2400 wrote to memory of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe PID 2400 wrote to memory of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe PID 2400 wrote to memory of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe PID 2400 wrote to memory of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe PID 2400 wrote to memory of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe PID 2400 wrote to memory of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe PID 2400 wrote to memory of 2716 2400 Payment Advice - Advice Ref[A1T9IvYc5tfi].exe Payment Advice - Advice Ref[A1T9IvYc5tfi].exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref[A1T9IvYc5tfi].exe"C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref[A1T9IvYc5tfi].exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2400 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jfmwzZKGfB.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2144 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jfmwzZKGfB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5ABD.tmp"2⤵
- Creates scheduled task(s)
PID:2292 -
C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref[A1T9IvYc5tfi].exe"C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref[A1T9IvYc5tfi].exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2716
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5a5ddd8aa84d80305b9bdd3215ba092a6
SHA133717c93428e28d25956a5ae2456f96670b94e07
SHA2568a5cc0b99dc37d1910a3874008c73b4fa0427de8ffba78ea1e67e2465dd8c844
SHA512508ad991a54f6c9b69389ede972fba2d6f6b3384c805bcc64b732f25dfa56a61e9248b9699019bbaa6621557cffcea1d71a3e66b499ab22bcd3d9c14773e03fd