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Analysis
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max time kernel
148s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2023, 22:26
Static task
static1
Behavioral task
behavioral1
Sample
c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe
Resource
win10v2004-20230915-en
General
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Target
c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe
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Size
659KB
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MD5
8115ada57f7a00d6fa797f5ad28d3270
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SHA1
faa0942225a1692836b97dd6b0262d57bc8008b1
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SHA256
c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b
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SHA512
383b064f307f889fd3b5adbfbe77664c8c8d66a8404ea466821badd53be5753810d000c3545af18141405f128e90537a14f65ad00b53d9b571d96c229d8ba7cd
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SSDEEP
12288:+tHiCrD6AUPGBCcP3JfjMi8NUppO8LFa6twMvp+Vcm6h9Nsj5ahN5jo:BQDlBCQfjSUppPLF7twMsVcmW9N848
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.lbmuhendislik.com - Port:
587 - Username:
[email protected] - Password:
&VQeW?kS-9@4 - 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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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-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.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.
flow ioc 74 api.ipify.org 75 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4224 set thread context of 4436 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 104 -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 4436 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 4436 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe Token: SeDebugPrivilege 4436 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4436 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4224 wrote to memory of 4436 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 104 PID 4224 wrote to memory of 4436 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 104 PID 4224 wrote to memory of 4436 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 104 PID 4224 wrote to memory of 4436 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 104 PID 4224 wrote to memory of 4436 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 104 PID 4224 wrote to memory of 4436 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 104 PID 4224 wrote to memory of 4436 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 104 PID 4224 wrote to memory of 4436 4224 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe 104 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe"C:\Users\Admin\AppData\Local\Temp\c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4224 -
C:\Users\Admin\AppData\Local\Temp\c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe"C:\Users\Admin\AppData\Local\Temp\c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4436
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\c0251e3f1226fad0b3c19e8a99c12d8689d1b6b7357f7138aa0ad450519e351b_JC.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3