Analysis
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max time kernel
117s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
04/05/2023, 01:55
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Purchase Order.exe
Resource
win10v2004-20230221-en
Behavioral task
behavioral3
Sample
Purchase Order.exe
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
Purchase Order.exe
Resource
win10v2004-20230220-en
General
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Target
Purchase Order.exe
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Size
580KB
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MD5
ffb5ff978b543216e4b1317f7d9f97ef
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SHA1
a220878a48495fd5b4addcbd6553ca782a403277
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SHA256
b58e0980d53aa7891015a450f575a33f08a67c9b5f36674c2684d15ea78194aa
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SHA512
0a4ad7253c94039187aa4fc805f963b4e2ebeabc8d13f84755bcacd23844be78cc6f0eda609bb09fadbb5ed64dbf16686d06bef1aa253951c6c5e3c12028ee77
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SSDEEP
12288:gVdoVVzEig/V8YBCTGReneNbQjJ+mgeoQscaCqNBv:ooVdO/VaG0ObQt+miQs3H
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.expertsconsultgh.co - Port:
587 - Username:
[email protected] - Password:
Oppong.2012 - 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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation Purchase Order.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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1064 set thread context of 2680 1064 Purchase Order.exe 96 -
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.
pid Process 2244 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1064 Purchase Order.exe 1064 Purchase Order.exe 1064 Purchase Order.exe 1064 Purchase Order.exe 4176 powershell.exe 4176 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1064 Purchase Order.exe Token: SeDebugPrivilege 2680 Purchase Order.exe Token: SeDebugPrivilege 4176 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1064 wrote to memory of 4176 1064 Purchase Order.exe 92 PID 1064 wrote to memory of 4176 1064 Purchase Order.exe 92 PID 1064 wrote to memory of 4176 1064 Purchase Order.exe 92 PID 1064 wrote to memory of 2244 1064 Purchase Order.exe 94 PID 1064 wrote to memory of 2244 1064 Purchase Order.exe 94 PID 1064 wrote to memory of 2244 1064 Purchase Order.exe 94 PID 1064 wrote to memory of 2680 1064 Purchase Order.exe 96 PID 1064 wrote to memory of 2680 1064 Purchase Order.exe 96 PID 1064 wrote to memory of 2680 1064 Purchase Order.exe 96 PID 1064 wrote to memory of 2680 1064 Purchase Order.exe 96 PID 1064 wrote to memory of 2680 1064 Purchase Order.exe 96 PID 1064 wrote to memory of 2680 1064 Purchase Order.exe 96 PID 1064 wrote to memory of 2680 1064 Purchase Order.exe 96 PID 1064 wrote to memory of 2680 1064 Purchase Order.exe 96 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aPCyDwLsApDgb.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4176
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aPCyDwLsApDgb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3EAF.tmp"2⤵
- Creates scheduled task(s)
PID:2244
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C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2680
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5497b5008affb9da741c38ffbda4ee5b5
SHA155d26a1111ab338ee620fa66940899e4ddf545b1
SHA2566d4f88e06fc2c4b50e4a57960ec47d6834a36bd7a7424d4fecb1831c33e6a979
SHA512a5741b0850cab2635c63c873d7d1d801b5e96bdeb2b93d5ec72e51881790f1111eb5ef26b6f3c2503dc8114efea9f6c8c9fd21dfbfe4f7101040698e021769c6