Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29-04-2024 09:37
Static task
static1
Behavioral task
behavioral1
Sample
SOA FEB to MAR 2024.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
SOA FEB to MAR 2024.exe
Resource
win10v2004-20240419-en
General
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Target
SOA FEB to MAR 2024.exe
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Size
836KB
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MD5
28e8f4098b5d13326674b51aab58d055
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SHA1
6635fa0024bfebfe5bd67e3c0cce5452e3c9b684
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SHA256
d5bc04d04a04dc446c372f8f793f18c0cb8d45ba1ae5a817f4314a177fc8d7cc
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SHA512
41669163544ed0e5164b1af023b3a2e7c16f32e5e5e6ee68b252dae172c3e574eda8e082ceab5709a63ba279063b904ba8f3fc519fd247ccb4253db3cf7ffb36
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SSDEEP
12288:CZqnHvjNIrpf9rN/mc/CFvzstbLM2XS3uxsM6AgKH2e3ZFzJnbP93xE6DlI50Xze:C0PjKr5BNDHbzDx3VgYJjh2OlLze
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.sibasultrasonics.com - Port:
587 - Username:
[email protected] - Password:
wxQ@kr-2OL,{ - 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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
SOA FEB to MAR 2024.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe" SOA FEB to MAR 2024.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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SOA FEB to MAR 2024.exedescription pid process target process PID 2204 set thread context of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.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 6 IoCs
Processes:
SOA FEB to MAR 2024.exeSOA FEB to MAR 2024.exepowershell.exepowershell.exepid process 2204 SOA FEB to MAR 2024.exe 2204 SOA FEB to MAR 2024.exe 2592 SOA FEB to MAR 2024.exe 2592 SOA FEB to MAR 2024.exe 2536 powershell.exe 2644 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
SOA FEB to MAR 2024.exeSOA FEB to MAR 2024.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2204 SOA FEB to MAR 2024.exe Token: SeDebugPrivilege 2592 SOA FEB to MAR 2024.exe Token: SeDebugPrivilege 2536 powershell.exe Token: SeDebugPrivilege 2644 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
SOA FEB to MAR 2024.exepid process 2592 SOA FEB to MAR 2024.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
SOA FEB to MAR 2024.exedescription pid process target process PID 2204 wrote to memory of 2536 2204 SOA FEB to MAR 2024.exe powershell.exe PID 2204 wrote to memory of 2536 2204 SOA FEB to MAR 2024.exe powershell.exe PID 2204 wrote to memory of 2536 2204 SOA FEB to MAR 2024.exe powershell.exe PID 2204 wrote to memory of 2536 2204 SOA FEB to MAR 2024.exe powershell.exe PID 2204 wrote to memory of 2644 2204 SOA FEB to MAR 2024.exe powershell.exe PID 2204 wrote to memory of 2644 2204 SOA FEB to MAR 2024.exe powershell.exe PID 2204 wrote to memory of 2644 2204 SOA FEB to MAR 2024.exe powershell.exe PID 2204 wrote to memory of 2644 2204 SOA FEB to MAR 2024.exe powershell.exe PID 2204 wrote to memory of 2584 2204 SOA FEB to MAR 2024.exe schtasks.exe PID 2204 wrote to memory of 2584 2204 SOA FEB to MAR 2024.exe schtasks.exe PID 2204 wrote to memory of 2584 2204 SOA FEB to MAR 2024.exe schtasks.exe PID 2204 wrote to memory of 2584 2204 SOA FEB to MAR 2024.exe schtasks.exe PID 2204 wrote to memory of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2204 wrote to memory of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2204 wrote to memory of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2204 wrote to memory of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2204 wrote to memory of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2204 wrote to memory of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2204 wrote to memory of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2204 wrote to memory of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2204 wrote to memory of 2592 2204 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SOA FEB to MAR 2024.exe"C:\Users\Admin\AppData\Local\Temp\SOA FEB to MAR 2024.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\SOA FEB to MAR 2024.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JICwPVw.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JICwPVw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5956.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SOA FEB to MAR 2024.exe"C:\Users\Admin\AppData\Local\Temp\SOA FEB to MAR 2024.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp5956.tmpFilesize
1KB
MD5b03d7c963f1575f586bbe6f0a44d9b5b
SHA1cec403c5ed35e75a698f689475c2d0fd953db696
SHA256d89196c8c7af4c9ad2a8e4c51ae3ef0766f691010bb483e6088e3b569c85e3ed
SHA51263921da1c07f4d7549d427fec0ca18d806c0743cf14ecd0850847c5e54f2f7b3905a39834a8a3ca5080d661c8189853824a43e58065f0401002a57b78317cfe9
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msFilesize
7KB
MD5d0d59089638b74dbbc881ea431f5a162
SHA1d18b9330f5ab0d35bc853edf2307614e375eb3a3
SHA256051f3891bddb67eb99e8d8a31c2b48fdf8cd7a672b562de73dec473349491989
SHA512384592edf576076267fee37e86608ce5babf0654e0eef6636ba51373e127678414c066346c372ec5423c7c1fc41153d3c20e72e6947e6832cdff2756b56be59b
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memory/2204-30-0x0000000074D00000-0x00000000753EE000-memory.dmpFilesize
6.9MB
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memory/2204-1-0x0000000074D00000-0x00000000753EE000-memory.dmpFilesize
6.9MB
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memory/2204-2-0x0000000000BE0000-0x0000000000C20000-memory.dmpFilesize
256KB
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memory/2204-3-0x00000000006B0000-0x00000000006D0000-memory.dmpFilesize
128KB
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memory/2204-4-0x0000000000760000-0x0000000000774000-memory.dmpFilesize
80KB
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memory/2204-5-0x0000000005AA0000-0x0000000005B24000-memory.dmpFilesize
528KB
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memory/2204-0-0x0000000000C30000-0x0000000000D04000-memory.dmpFilesize
848KB
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memory/2592-18-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2592-29-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2592-28-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2592-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2592-24-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2592-20-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2592-23-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2592-27-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB