Analysis
-
max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
18-06-2024 07:28
Static task
static1
Behavioral task
behavioral1
Sample
Purchase order (2).exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Purchase order (2).exe
Resource
win10v2004-20240226-en
General
-
Target
Purchase order (2).exe
-
Size
1.0MB
-
MD5
968e02a095413348de99f2044213505a
-
SHA1
1c181d224fb48a7351370c525bbff9cca0380200
-
SHA256
631d62fd42b300f67847a6de30a21a7821abdc328491e0565f67bd1f879f9522
-
SHA512
fca992251073d992f93ef5da97b048d9e2fb8473fc0306d9e735e52a7ee852b4f1547acdb576ea26b85cdc623aed8807295095da18a211f747f637b33e25bd77
-
SSDEEP
24576:/AHnh+eWsN3skA4RV1Hom2KXMmHawgphnuN0DhbKqFbYp6V5:ih+ZkldoPK8YawouuFkpw
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.plantelsanisidro.cl - Port:
587 - Username:
[email protected] - Password:
CLPLmanuel*7850 - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Drops startup file 1 IoCs
Processes:
name.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs name.exe -
Executes dropped EXE 1 IoCs
Processes:
name.exepid process 2428 name.exe -
Loads dropped DLL 6 IoCs
Processes:
Purchase order (2).exeWerFault.exepid process 3008 Purchase order (2).exe 2844 WerFault.exe 2844 WerFault.exe 2844 WerFault.exe 2844 WerFault.exe 2844 WerFault.exe -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule \Users\Admin\AppData\Local\directory\name.exe autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
name.exedescription pid process target process PID 2428 set thread context of 2668 2428 name.exe RegSvcs.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2844 2428 WerFault.exe name.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 2668 RegSvcs.exe 2668 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
name.exepid process 2428 name.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 2668 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
Processes:
Purchase order (2).exename.exepid process 3008 Purchase order (2).exe 3008 Purchase order (2).exe 2428 name.exe 2428 name.exe -
Suspicious use of SendNotifyMessage 4 IoCs
Processes:
Purchase order (2).exename.exepid process 3008 Purchase order (2).exe 3008 Purchase order (2).exe 2428 name.exe 2428 name.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
Purchase order (2).exename.exedescription pid process target process PID 3008 wrote to memory of 2428 3008 Purchase order (2).exe name.exe PID 3008 wrote to memory of 2428 3008 Purchase order (2).exe name.exe PID 3008 wrote to memory of 2428 3008 Purchase order (2).exe name.exe PID 3008 wrote to memory of 2428 3008 Purchase order (2).exe name.exe PID 2428 wrote to memory of 2668 2428 name.exe RegSvcs.exe PID 2428 wrote to memory of 2668 2428 name.exe RegSvcs.exe PID 2428 wrote to memory of 2668 2428 name.exe RegSvcs.exe PID 2428 wrote to memory of 2668 2428 name.exe RegSvcs.exe PID 2428 wrote to memory of 2668 2428 name.exe RegSvcs.exe PID 2428 wrote to memory of 2668 2428 name.exe RegSvcs.exe PID 2428 wrote to memory of 2668 2428 name.exe RegSvcs.exe PID 2428 wrote to memory of 2668 2428 name.exe RegSvcs.exe PID 2428 wrote to memory of 2844 2428 name.exe WerFault.exe PID 2428 wrote to memory of 2844 2428 name.exe WerFault.exe PID 2428 wrote to memory of 2844 2428 name.exe WerFault.exe PID 2428 wrote to memory of 2844 2428 name.exe WerFault.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Purchase order (2).exe"C:\Users\Admin\AppData\Local\Temp\Purchase order (2).exe"1⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Users\Admin\AppData\Local\directory\name.exe"C:\Users\Admin\AppData\Local\Temp\Purchase order (2).exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2428 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\Purchase order (2).exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2668 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 3203⤵
- Loads dropped DLL
- Program crash
PID:2844
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
-
Filesize
1.0MB
MD5968e02a095413348de99f2044213505a
SHA11c181d224fb48a7351370c525bbff9cca0380200
SHA256631d62fd42b300f67847a6de30a21a7821abdc328491e0565f67bd1f879f9522
SHA512fca992251073d992f93ef5da97b048d9e2fb8473fc0306d9e735e52a7ee852b4f1547acdb576ea26b85cdc623aed8807295095da18a211f747f637b33e25bd77