Analysis
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max time kernel
142s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
01-12-2023 19:28
Static task
static1
Behavioral task
behavioral1
Sample
003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe
Resource
win10v2004-20231127-en
General
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Target
003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe
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Size
1.0MB
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MD5
50fcb0b381ff9bbef33e90561ca1d324
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SHA1
eb9d093de06bacc8204058ba9ed7c77f2194560c
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SHA256
eb0c9f7ff7106033740df49533023ab8c93304ec66c76496dde0aab528a7472a
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SHA512
811dc2da113f2272b4211c558a9d0882743571ff4a3becc2771718e5bc8e15978f1b0efa030e9dd4df2fe77143c96917b62fca552488c13e0b8ad36929f98265
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SSDEEP
24576:6yBN2mseCYCHXDm/jvyzRT5Fl2ue8+KkewDyTnUdVXR:6ybsNYCHTm+t1r+QmyTn+VB
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.unitechautomations.com - Port:
587 - Username:
[email protected] - Password:
Unitech@123 - 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Control Panel\International\Geo\Nation 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fCVSa = "C:\\Users\\Admin\\AppData\\Roaming\\fCVSa\\fCVSa.exe" RegSvcs.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 29 api.ipify.org 30 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exedescription pid process target process PID 3260 set thread context of 3708 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.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 13 IoCs
Processes:
003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exepowershell.exepowershell.exeRegSvcs.exepid process 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe 4232 powershell.exe 4640 powershell.exe 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe 3708 RegSvcs.exe 3708 RegSvcs.exe 4232 powershell.exe 4640 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exepowershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe Token: SeDebugPrivilege 4232 powershell.exe Token: SeDebugPrivilege 4640 powershell.exe Token: SeDebugPrivilege 3708 RegSvcs.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exedescription pid process target process PID 3260 wrote to memory of 4640 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe powershell.exe PID 3260 wrote to memory of 4640 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe powershell.exe PID 3260 wrote to memory of 4640 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe powershell.exe PID 3260 wrote to memory of 4232 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe powershell.exe PID 3260 wrote to memory of 4232 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe powershell.exe PID 3260 wrote to memory of 4232 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe powershell.exe PID 3260 wrote to memory of 1988 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe schtasks.exe PID 3260 wrote to memory of 1988 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe schtasks.exe PID 3260 wrote to memory of 1988 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe schtasks.exe PID 3260 wrote to memory of 1592 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 1592 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 1592 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 3708 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 3708 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 3708 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 3708 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 3708 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 3708 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 3708 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe PID 3260 wrote to memory of 3708 3260 003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3028534956-1709433221-1313273668-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe"C:\Users\Admin\AppData\Local\Temp\003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3260 -
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\003035044445.AWB.PRG.CHO.M20.20231124.003622.20231124.004549.10532.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4640 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EBfNKefJuvwrQK.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4232 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EBfNKefJuvwrQK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDF44.tmp"2⤵
- Creates scheduled task(s)
PID:1988 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:1592
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3708
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD56f843e3c5756aed654b84a5bcc892410
SHA1277da3933b97bbeb06247fbf2590b7e9a2f72ca2
SHA2560246f32339f58a08da6a2daccc079e98d0bb1662f1d3d435134503d79f58f3a3
SHA5124e507598ef01b0b0ea441292e726c83a345fc0e53020203ac85c9a309375c396f277509139afcc26aecb1623e45a8f83346563d8f34efbf4635fd8adf9908459
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5833fc5778f2b59e5844d54defc7f8861
SHA1d237d6e54fe30ec5b31bfd596305f04335a52f30
SHA25620ba0c5ca291b74af8e4e1987d44df027e0da82c221dd4184b32ea88428f8066
SHA512b727a1c859549ea56696ccd1de651de1058bcc8f1e72aacdf0c50cea58637f32f4ad11c3d7f9ace518270c252e789b4b336fb6ff7daf5cf8fceeb51d60278053