Analysis
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max time kernel
120s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-01-2025 14:08
Static task
static1
Behavioral task
behavioral1
Sample
20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe
Resource
win7-20241010-en
General
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Target
20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe
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Size
860KB
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MD5
aac6e12f57c5e384767f42ba7809a66b
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SHA1
665522465ccffb1fde659a7c072d6c0ff6b24b61
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SHA256
20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279
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SHA512
31a9c2bfdf91c3730646a8a5f92ac78e0a32f627025c36dbb10c3f36af19d666d4e1ab9d0466aea51d817297d5dc5aaaf624ff0f1f73d2aa36cd056782d7ab0a
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SSDEEP
12288:EhF0yHZA08tzXpjfDW6Kf00/0Zp2cbNMGpaIQyIc:UBopjrR800/0Zp2cJ/paIN7
Malware Config
Extracted
Protocol: ftp- Host:
beirutrest.com - Port:
21 - Username:
[email protected] - Password:
9yXQ39wz(uL+
Extracted
agenttesla
Protocol: ftp- Host:
ftp://beirutrest.com - Port:
21 - Username:
[email protected] - Password:
9yXQ39wz(uL+
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 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2872 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 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 18 api.ipify.org 17 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 428 set thread context of 4268 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 92 -
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 3 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 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4268 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 4268 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 2872 powershell.exe 2872 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4268 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe Token: SeDebugPrivilege 2872 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 428 wrote to memory of 2872 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 90 PID 428 wrote to memory of 2872 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 90 PID 428 wrote to memory of 2872 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 90 PID 428 wrote to memory of 4268 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 92 PID 428 wrote to memory of 4268 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 92 PID 428 wrote to memory of 4268 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 92 PID 428 wrote to memory of 4268 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 92 PID 428 wrote to memory of 4268 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 92 PID 428 wrote to memory of 4268 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 92 PID 428 wrote to memory of 4268 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 92 PID 428 wrote to memory of 4268 428 20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe"C:\Users\Admin\AppData\Local\Temp\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:428 -
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\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2872
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C:\Users\Admin\AppData\Local\Temp\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe"C:\Users\Admin\AppData\Local\Temp\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4268
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Network
MITRE ATT&CK Enterprise v15
Credential 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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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\20b88c89c50d71a77a0f2e1007a39cdb0b78f44c8507d3b492e8875a44861279.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82