Analysis
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max time kernel
122s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14-09-2024 01:25
Static task
static1
Behavioral task
behavioral1
Sample
Asco Valve Shanghai OrderPO-011024.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Asco Valve Shanghai OrderPO-011024.exe
Resource
win10v2004-20240910-en
General
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Target
Asco Valve Shanghai OrderPO-011024.exe
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Size
828KB
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MD5
9a60eaf7797d0888d2ee0361f21c0b81
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SHA1
922f6c8f286b435d7fb09e399f1562ec43bb62df
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SHA256
7f7bc308f1a31734af163c5b00fc0e1159d2ebdcebbe46b7c5113677f84fcea7
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SHA512
57234a89cd56509df48c253ce1484596a5e80550f00f8d932e8577ad69ee7fda853f3d7106f755c2343684de877b07717d9c1a7a9b0d6448cfcbe173bb67d604
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SSDEEP
12288:9xgX1QX7kIg7Htqmbif65YY2AKTLFarFdokODW15eP7r9r/+pppppppppppppppX:vUKkIgjZbfX2AKVarFdokSge1q
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.iaa-airferight.com - Port:
587 - Username:
[email protected] - Password:
manlikeyou88 - 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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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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.
pid Process 2668 powershell.exe 2784 powershell.exe -
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 2992 set thread context of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Asco Valve Shanghai OrderPO-011024.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Asco Valve Shanghai OrderPO-011024.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2680 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2992 Asco Valve Shanghai OrderPO-011024.exe 2992 Asco Valve Shanghai OrderPO-011024.exe 2788 Asco Valve Shanghai OrderPO-011024.exe 2788 Asco Valve Shanghai OrderPO-011024.exe 2784 powershell.exe 2668 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2992 Asco Valve Shanghai OrderPO-011024.exe Token: SeDebugPrivilege 2788 Asco Valve Shanghai OrderPO-011024.exe Token: SeDebugPrivilege 2784 powershell.exe Token: SeDebugPrivilege 2668 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2992 wrote to memory of 2668 2992 Asco Valve Shanghai OrderPO-011024.exe 30 PID 2992 wrote to memory of 2668 2992 Asco Valve Shanghai OrderPO-011024.exe 30 PID 2992 wrote to memory of 2668 2992 Asco Valve Shanghai OrderPO-011024.exe 30 PID 2992 wrote to memory of 2668 2992 Asco Valve Shanghai OrderPO-011024.exe 30 PID 2992 wrote to memory of 2784 2992 Asco Valve Shanghai OrderPO-011024.exe 32 PID 2992 wrote to memory of 2784 2992 Asco Valve Shanghai OrderPO-011024.exe 32 PID 2992 wrote to memory of 2784 2992 Asco Valve Shanghai OrderPO-011024.exe 32 PID 2992 wrote to memory of 2784 2992 Asco Valve Shanghai OrderPO-011024.exe 32 PID 2992 wrote to memory of 2680 2992 Asco Valve Shanghai OrderPO-011024.exe 33 PID 2992 wrote to memory of 2680 2992 Asco Valve Shanghai OrderPO-011024.exe 33 PID 2992 wrote to memory of 2680 2992 Asco Valve Shanghai OrderPO-011024.exe 33 PID 2992 wrote to memory of 2680 2992 Asco Valve Shanghai OrderPO-011024.exe 33 PID 2992 wrote to memory of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36 PID 2992 wrote to memory of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36 PID 2992 wrote to memory of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36 PID 2992 wrote to memory of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36 PID 2992 wrote to memory of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36 PID 2992 wrote to memory of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36 PID 2992 wrote to memory of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36 PID 2992 wrote to memory of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36 PID 2992 wrote to memory of 2788 2992 Asco Valve Shanghai OrderPO-011024.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\Asco Valve Shanghai OrderPO-011024.exe"C:\Users\Admin\AppData\Local\Temp\Asco Valve Shanghai OrderPO-011024.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2992 -
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\Asco Valve Shanghai OrderPO-011024.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2668
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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\nPKNUIybokG.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2784
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nPKNUIybokG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBD27.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2680
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C:\Users\Admin\AppData\Local\Temp\Asco Valve Shanghai OrderPO-011024.exe"C:\Users\Admin\AppData\Local\Temp\Asco Valve Shanghai OrderPO-011024.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2788
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5b626b5e9ab7829371550fde356387a1f
SHA11b0854377dec317a358331cee167338bf1eb68d3
SHA2568f84c6e2ec6e1a324cd3e1484b9d78b156e07126adfc6b804a8b5e810d58f93e
SHA512c551c9c4d406e79e8c15e16d24e7a8a196050e779f70c73f18572a3d248c7aa3af5c1e23a0f1c8d64f8a56327dbf817ea6032ceb9d9446f6535865ac5ac985da
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD583b654a9e760c2cf77a04cd1b988cd0f
SHA1ad098883b0c9640756999f07716009582be6c762
SHA25682498e43f8c1c093a7ae4c632e067a9b137ac7a01b1994fef7e755427bce4f49
SHA512c617dcb380f919aaf29dd7dc99ed0110d9a93c6d5abf509dd382ff5f4d4a9bede6cfd3e20b13e52366d2749ce7573d1f6634de30b2c9a518d89454d84a739cc9