Analysis
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max time kernel
139s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
15/03/2024, 01:46
Static task
static1
Behavioral task
behavioral1
Sample
9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe
Resource
win10v2004-20240226-en
General
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Target
9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe
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Size
699KB
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MD5
cd1b46225fb7010539035a93b7efb193
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SHA1
73de20a0383c1a1455f8de4e75750d1061059352
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SHA256
9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872
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SHA512
1807d57c84f87b8d1718a9f9b2ccc6228a406b14a2d4ba4b86e9d2acdae5e3f7e6ebb9ef703001a83869f5bb5218363d941cdf4aa42fdfdc01ed0bcea2a2729f
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SSDEEP
12288:PTShCbApaAFrG84om6tt60IUcaD692aTgis7W1vxHqNd0H+OMf:7SUbApFrGP6taA88P61pqf6lG
Malware Config
Extracted
Protocol: smtp- Host:
mail.basakgum.com - Port:
587 - Username:
[email protected] - Password:
Basakgum2020.
Extracted
agenttesla
Protocol: smtp- Host:
mail.basakgum.com - Port:
587 - Username:
[email protected] - Password:
Basakgum2020. - 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-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe -
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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe" 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3232 set thread context of 3936 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 102 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 3936 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 3936 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 3936 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 4960 powershell.exe 4960 powershell.exe 4960 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe Token: SeDebugPrivilege 3936 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe Token: SeDebugPrivilege 4960 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3936 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3232 wrote to memory of 4960 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 100 PID 3232 wrote to memory of 4960 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 100 PID 3232 wrote to memory of 4960 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 100 PID 3232 wrote to memory of 3936 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 102 PID 3232 wrote to memory of 3936 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 102 PID 3232 wrote to memory of 3936 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 102 PID 3232 wrote to memory of 3936 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 102 PID 3232 wrote to memory of 3936 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 102 PID 3232 wrote to memory of 3936 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 102 PID 3232 wrote to memory of 3936 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 102 PID 3232 wrote to memory of 3936 3232 9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe"C:\Users\Admin\AppData\Local\Temp\9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3232 -
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\9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4960
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C:\Users\Admin\AppData\Local\Temp\9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe"C:\Users\Admin\AppData\Local\Temp\9253157a8b624d46b9ff2e42eeebe956b9ba4bf83ae4b52daf3e0c90d2532872.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3936
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82