Analysis
-
max time kernel
119s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
27-04-2024 01:07
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
-
Target
SOA FEB to MAR 2024.exe
-
Size
836KB
-
MD5
28e8f4098b5d13326674b51aab58d055
-
SHA1
6635fa0024bfebfe5bd67e3c0cce5452e3c9b684
-
SHA256
d5bc04d04a04dc446c372f8f793f18c0cb8d45ba1ae5a817f4314a177fc8d7cc
-
SHA512
41669163544ed0e5164b1af023b3a2e7c16f32e5e5e6ee68b252dae172c3e574eda8e082ceab5709a63ba279063b904ba8f3fc519fd247ccb4253db3cf7ffb36
-
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
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
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-1-5-21-330940541-141609230-1670313778-1000\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 2240 set thread context of 2732 2240 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).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
SOA FEB to MAR 2024.exeSOA FEB to MAR 2024.exepowershell.exepowershell.exepid process 2240 SOA FEB to MAR 2024.exe 2240 SOA FEB to MAR 2024.exe 2732 SOA FEB to MAR 2024.exe 2732 SOA FEB to MAR 2024.exe 2896 powershell.exe 2648 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 2240 SOA FEB to MAR 2024.exe Token: SeDebugPrivilege 2732 SOA FEB to MAR 2024.exe Token: SeDebugPrivilege 2896 powershell.exe Token: SeDebugPrivilege 2648 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
SOA FEB to MAR 2024.exepid process 2732 SOA FEB to MAR 2024.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
SOA FEB to MAR 2024.exedescription pid process target process PID 2240 wrote to memory of 2896 2240 SOA FEB to MAR 2024.exe powershell.exe PID 2240 wrote to memory of 2896 2240 SOA FEB to MAR 2024.exe powershell.exe PID 2240 wrote to memory of 2896 2240 SOA FEB to MAR 2024.exe powershell.exe PID 2240 wrote to memory of 2896 2240 SOA FEB to MAR 2024.exe powershell.exe PID 2240 wrote to memory of 2648 2240 SOA FEB to MAR 2024.exe powershell.exe PID 2240 wrote to memory of 2648 2240 SOA FEB to MAR 2024.exe powershell.exe PID 2240 wrote to memory of 2648 2240 SOA FEB to MAR 2024.exe powershell.exe PID 2240 wrote to memory of 2648 2240 SOA FEB to MAR 2024.exe powershell.exe PID 2240 wrote to memory of 2676 2240 SOA FEB to MAR 2024.exe schtasks.exe PID 2240 wrote to memory of 2676 2240 SOA FEB to MAR 2024.exe schtasks.exe PID 2240 wrote to memory of 2676 2240 SOA FEB to MAR 2024.exe schtasks.exe PID 2240 wrote to memory of 2676 2240 SOA FEB to MAR 2024.exe schtasks.exe PID 2240 wrote to memory of 2732 2240 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2240 wrote to memory of 2732 2240 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2240 wrote to memory of 2732 2240 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2240 wrote to memory of 2732 2240 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2240 wrote to memory of 2732 2240 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2240 wrote to memory of 2732 2240 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2240 wrote to memory of 2732 2240 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2240 wrote to memory of 2732 2240 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe PID 2240 wrote to memory of 2732 2240 SOA FEB to MAR 2024.exe SOA FEB to MAR 2024.exe
Processes
-
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
-
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
-
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
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JICwPVw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB490.tmp"2⤵
- Creates scheduled task(s)
-
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
-
C:\Users\Admin\AppData\Local\Temp\tmpB490.tmpFilesize
1KB
MD5c951fe6a1dae47378eb88e2cf4599cf1
SHA12b406407baefa1581701547ff151e284c5c5ce39
SHA2563d9410aa36629ec854ec7234d2178aa0ab22b5babaf7130e712faed9c30d7060
SHA5124f24ac21df0f416b3a50b0ab469e4485fda64d0ef0040fb3acda23713b2f026c06d374be894b889ffd57ca21f9e0b49f7ff09753e8635e68bafdca31ed2db06c
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9QUM91SVRZY4Z0LBB488.tempFilesize
7KB
MD583b80e769ac41d76c5f1a7a2aa76185f
SHA175880b212d9dcbfb8dd3ab974817fa4b33502219
SHA256e344aa9f79371a402937fc755cf18a932979a1cef3e2607ca19049bd8fb4fc04
SHA512cfb259f6327432c2b320c9faf6ffdca6783fbf72a17b07860309135a8dd6a642387524667c4ad1400c24dfd9c8d0880d2d35bfd70252458510a5ec8817658c17
-
memory/2240-30-0x0000000074B20000-0x000000007520E000-memory.dmpFilesize
6.9MB
-
memory/2240-1-0x0000000074B20000-0x000000007520E000-memory.dmpFilesize
6.9MB
-
memory/2240-2-0x0000000004C50000-0x0000000004C90000-memory.dmpFilesize
256KB
-
memory/2240-3-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/2240-4-0x0000000000570000-0x0000000000584000-memory.dmpFilesize
80KB
-
memory/2240-5-0x0000000005B40000-0x0000000005BC4000-memory.dmpFilesize
528KB
-
memory/2240-0-0x0000000000A70000-0x0000000000B44000-memory.dmpFilesize
848KB
-
memory/2732-18-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
-
memory/2732-28-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
-
memory/2732-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/2732-24-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
-
memory/2732-29-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
-
memory/2732-22-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
-
memory/2732-20-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
-
memory/2732-27-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB