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Analysis
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max time kernel
122s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
10/10/2023, 10:23
Static task
static1
Behavioral task
behavioral1
Sample
ESP9103Y8I2.exe
Resource
win7-20230831-en
General
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Target
ESP9103Y8I2.exe
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Size
758KB
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MD5
18b27a90eab7b1dbc290e0dd0033dbd6
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SHA1
af7087f5dc0e72f15567e79f7cbb56fdcc347272
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SHA256
5d7d1ac4ea18ac47a6a78b81e3bf144aa1dfaf693239239c7a8521b800d810f4
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SHA512
9300b58349c4c4355508bbab846a16cf1038666978b49ee99cc8bd1ddc6178c7c6f5f0d787632c02e53944820699160988b7d0050f99d5b6ccde78e1498bc65f
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SSDEEP
12288:4SX9KLxnYblqPQRGnpxcYi8KtZjrOQ5gndJGdC3LRqsD:4St+xpPQRMmjLMNI
Malware Config
Signatures
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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
description pid Process procid_target PID 664 set thread context of 1464 664 ESP9103Y8I2.exe 34 -
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.
pid Process 2632 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1464 ESP9103Y8I2.exe 1464 ESP9103Y8I2.exe 2996 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1464 ESP9103Y8I2.exe Token: SeDebugPrivilege 2996 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1464 ESP9103Y8I2.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 664 wrote to memory of 2996 664 ESP9103Y8I2.exe 30 PID 664 wrote to memory of 2996 664 ESP9103Y8I2.exe 30 PID 664 wrote to memory of 2996 664 ESP9103Y8I2.exe 30 PID 664 wrote to memory of 2996 664 ESP9103Y8I2.exe 30 PID 664 wrote to memory of 2632 664 ESP9103Y8I2.exe 32 PID 664 wrote to memory of 2632 664 ESP9103Y8I2.exe 32 PID 664 wrote to memory of 2632 664 ESP9103Y8I2.exe 32 PID 664 wrote to memory of 2632 664 ESP9103Y8I2.exe 32 PID 664 wrote to memory of 1464 664 ESP9103Y8I2.exe 34 PID 664 wrote to memory of 1464 664 ESP9103Y8I2.exe 34 PID 664 wrote to memory of 1464 664 ESP9103Y8I2.exe 34 PID 664 wrote to memory of 1464 664 ESP9103Y8I2.exe 34 PID 664 wrote to memory of 1464 664 ESP9103Y8I2.exe 34 PID 664 wrote to memory of 1464 664 ESP9103Y8I2.exe 34 PID 664 wrote to memory of 1464 664 ESP9103Y8I2.exe 34 PID 664 wrote to memory of 1464 664 ESP9103Y8I2.exe 34 PID 664 wrote to memory of 1464 664 ESP9103Y8I2.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\ESP9103Y8I2.exe"C:\Users\Admin\AppData\Local\Temp\ESP9103Y8I2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:664 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ORuEZLtoXoDoo.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2996
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ORuEZLtoXoDoo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEB78.tmp"2⤵
- Creates scheduled task(s)
PID:2632
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C:\Users\Admin\AppData\Local\Temp\ESP9103Y8I2.exe"C:\Users\Admin\AppData\Local\Temp\ESP9103Y8I2.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1464
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD51b7e29df08cb817a1d1d60023743959c
SHA13dc707f7c041217f980f0af79925aa2a774a4432
SHA2560b99acfb6459f3a93b0fc2873faca460e14c85e9187cd25291080d37d0494f82
SHA51205bc83b512be68cb7791c34ec1894b693695f58c220c344d890c6d789058f965d3bdaa1cec4c1f5fb652c8e456ffcfdb9812428a0103710cb6c6bab3142f32d1