Analysis
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max time kernel
137s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-01-2025 04:48
Static task
static1
Behavioral task
behavioral1
Sample
FOR 817 4429601.exe
Resource
win7-20240903-en
General
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Target
FOR 817 4429601.exe
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Size
851KB
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MD5
cbcac7423afa2b0dc72712763a4e1eb3
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SHA1
39f3a89371412b93e4cdb7df7212c0290e4bfd22
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SHA256
e085c2b585c5a43e93001485c6ec2fe56e9cd8b7b509f971ff0072c7f1a1a99e
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SHA512
9456ff5bf3ca861644232b43dc5afba6ac853a73bd9ba2d2257c0c333992dbfeca3ac8268ff8bb2d4d8265f9bd3665fd2bf6ef46c3b95b0b1edd74ecee4972eb
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SSDEEP
12288:KKOlbxrh0IO8DfymhIB5HPAw0nhAaoKF0l2XqbVRr+QHZjcXUpS8tJP:O/fymm5H4w0XF0lyqXtjuUpS8
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6852245174:AAHgk_9s-tH6YNacTaCnQz56uJMggI0fZDw/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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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 3088 powershell.exe 1696 powershell.exe -
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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation FOR 817 4429601.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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 22 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1388 set thread context of 5080 1388 FOR 817 4429601.exe 102 -
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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FOR 817 4429601.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FOR 817 4429601.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.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 2200 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 1388 FOR 817 4429601.exe 1388 FOR 817 4429601.exe 1388 FOR 817 4429601.exe 1388 FOR 817 4429601.exe 1388 FOR 817 4429601.exe 1388 FOR 817 4429601.exe 3088 powershell.exe 1696 powershell.exe 1388 FOR 817 4429601.exe 5080 FOR 817 4429601.exe 5080 FOR 817 4429601.exe 1696 powershell.exe 3088 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1388 FOR 817 4429601.exe Token: SeDebugPrivilege 3088 powershell.exe Token: SeDebugPrivilege 1696 powershell.exe Token: SeDebugPrivilege 5080 FOR 817 4429601.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5080 FOR 817 4429601.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1388 wrote to memory of 3088 1388 FOR 817 4429601.exe 96 PID 1388 wrote to memory of 3088 1388 FOR 817 4429601.exe 96 PID 1388 wrote to memory of 3088 1388 FOR 817 4429601.exe 96 PID 1388 wrote to memory of 1696 1388 FOR 817 4429601.exe 98 PID 1388 wrote to memory of 1696 1388 FOR 817 4429601.exe 98 PID 1388 wrote to memory of 1696 1388 FOR 817 4429601.exe 98 PID 1388 wrote to memory of 2200 1388 FOR 817 4429601.exe 100 PID 1388 wrote to memory of 2200 1388 FOR 817 4429601.exe 100 PID 1388 wrote to memory of 2200 1388 FOR 817 4429601.exe 100 PID 1388 wrote to memory of 5080 1388 FOR 817 4429601.exe 102 PID 1388 wrote to memory of 5080 1388 FOR 817 4429601.exe 102 PID 1388 wrote to memory of 5080 1388 FOR 817 4429601.exe 102 PID 1388 wrote to memory of 5080 1388 FOR 817 4429601.exe 102 PID 1388 wrote to memory of 5080 1388 FOR 817 4429601.exe 102 PID 1388 wrote to memory of 5080 1388 FOR 817 4429601.exe 102 PID 1388 wrote to memory of 5080 1388 FOR 817 4429601.exe 102 PID 1388 wrote to memory of 5080 1388 FOR 817 4429601.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\FOR 817 4429601.exe"C:\Users\Admin\AppData\Local\Temp\FOR 817 4429601.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1388 -
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\FOR 817 4429601.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3088
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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\jjQPSpXjfwt.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1696
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jjQPSpXjfwt" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDE98.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2200
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C:\Users\Admin\AppData\Local\Temp\FOR 817 4429601.exe"C:\Users\Admin\AppData\Local\Temp\FOR 817 4429601.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:5080
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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
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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Filesize
18KB
MD5fa5bd5160ccaa6d0936b9a1a8a86513a
SHA131cbf5b8496f9077f66136dcb2d86a3f842d9386
SHA25614f4acf6915ed5a09a07385f240a63bfdcfb04d9ba7fdb9d54ca4536aebd8936
SHA512fae03906b38cb384ee66cdf60cd1ad121cae5b3e6a42f2f53e4866d44d8fb7cc12d3f4770c885eb8adf6d15d04b2218ce7b936ed3395090e64d889e359a1cf2d
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5bfc71b5723e3d095939a03d86fed54ed
SHA1e92b6dded3e6a9347ef15c2c9b8dc02135afdd11
SHA256182cb8ab41574a0283f654d40e31a92f35a6de9c8c95fb2868c3f9dd14052696
SHA512830a91e5a23ea610bb4433acc445b10c90d1c09d3fc360410567bf12086407e000cd3d8c72035f69d171614212ca3c3978ccb370724e4dc3dbf6f90f7a14ce0a