Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 02:03
Static task
static1
Behavioral task
behavioral1
Sample
4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe
Resource
win10v2004-20240611-en
General
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Target
4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe
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Size
689KB
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MD5
217fd03c398f156a343e2791206505ad
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SHA1
cc819116f40772ec1ffba29c452063c04d552eaf
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SHA256
4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff
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SHA512
fcb633fa506a5212e37fb138b216585af1ad7b25c18685a97ca1b7b9ed4794da7291053da5eefac2a1dac17242feb3f20e6d976db7f7cd7f7794522a4a800af1
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SSDEEP
12288:H4rx504bFC8VPhPXJfgEbUUz7oBIxtNwwWyPtPew42OZca7L+xN:Yrw4bPPPfg2UYNwwW+PqDZcALg
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
w#chNV#1 - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 2260 powershell.exe 2624 powershell.exe -
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:
4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\ZUHFqcY = "C:\\Users\\Admin\\AppData\\Roaming\\ZUHFqcY\\ZUHFqcY.exe" 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exedescription pid process target process PID 2944 set thread context of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.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 8 IoCs
Processes:
4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exepowershell.exepowershell.exepid process 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 2576 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 2576 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 2624 powershell.exe 2260 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe Token: SeDebugPrivilege 2576 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe Token: SeDebugPrivilege 2624 powershell.exe Token: SeDebugPrivilege 2260 powershell.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exedescription pid process target process PID 2944 wrote to memory of 2260 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe powershell.exe PID 2944 wrote to memory of 2260 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe powershell.exe PID 2944 wrote to memory of 2260 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe powershell.exe PID 2944 wrote to memory of 2260 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe powershell.exe PID 2944 wrote to memory of 2624 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe powershell.exe PID 2944 wrote to memory of 2624 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe powershell.exe PID 2944 wrote to memory of 2624 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe powershell.exe PID 2944 wrote to memory of 2624 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe powershell.exe PID 2944 wrote to memory of 2644 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe schtasks.exe PID 2944 wrote to memory of 2644 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe schtasks.exe PID 2944 wrote to memory of 2644 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe schtasks.exe PID 2944 wrote to memory of 2644 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe schtasks.exe PID 2944 wrote to memory of 3032 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 3032 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 3032 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 3032 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe PID 2944 wrote to memory of 2576 2944 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe 4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe"C:\Users\Admin\AppData\Local\Temp\4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2944 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2260 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cGhOYFUbb.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2624 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cGhOYFUbb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp39C6.tmp"2⤵
- Creates scheduled task(s)
PID:2644 -
C:\Users\Admin\AppData\Local\Temp\4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe"C:\Users\Admin\AppData\Local\Temp\4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe"2⤵PID:3032
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C:\Users\Admin\AppData\Local\Temp\4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe"C:\Users\Admin\AppData\Local\Temp\4b13fee13544dc3148752435f83f9861e3d14a117ad645d015e336da00ffceff.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2576
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD567f824dcdefaeb745f90add5df954183
SHA19182c3c1eac57dc538f21cafb2a3cf385e65d4d0
SHA256e486c65cb538a2306897dacb5b1d79fe2338a8b43bbbad408293a9e607bee0d1
SHA51288c6b9e6d98882b7448d93e117bd0b8b79e369b75bffc3f555b459dcc2c1f4fbd175c769a2ebf43335747f9b9ec35778a97f41b8d140a52bdb85fec662b3009c
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XWDQCIFQO63381QROFYL.temp
Filesize7KB
MD50f64b5cb51a581c3e9f3058c170294b6
SHA10bef292fa15a88aa1082ecdee619e9fc34e53bff
SHA256a46b5ccf3a2c3d61e91f9e248f890b0baf17864445710ff8e0347c68eb3eba30
SHA51239ef635e76d41d1b040bf2eafdbf78934a4bd3c89d1dc944651f563b4807440c3527ccd77956f453b359f6d365ec4f92eb0c88422abebfb15090a251906c4f1e