Analysis
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max time kernel
67s -
max time network
55s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-06-2024 17:46
Static task
static1
Behavioral task
behavioral1
Sample
Zaplata.jpg.iso
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
Zaplata.jpg.iso
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
out.iso
Resource
win7-20240419-en
Behavioral task
behavioral4
Sample
out.iso
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
Zaplata,jpg.exe
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
Zaplata,jpg.exe
Resource
win10v2004-20240508-en
General
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Target
Zaplata,jpg.exe
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Size
561KB
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MD5
6f9e931132ed53e111a1d022395a5b7d
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SHA1
aba94805466d7a2ae0f5be485d3f9930430e1f4b
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SHA256
c5425d62c01551e1c243ed453bf14d0b51ad7e890d59ef469c5b9418bb6361a0
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SHA512
45c40fd55594f99bd120f5f150f9dca8e59147f8407d5270464d122a7aa7385d42dcfde721fa931ad7b9cc32ce076e3e037d14bfda7e8149375dfa8b1d1f0c0b
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SSDEEP
12288:OuFFZ6BKGu3ZAJ7ECGVEJIhlu4gvSD3tYE/B:76BKGW+EV+/4bYE/
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.as-print.pl - Port:
587 - Username:
[email protected] - Password:
HURT1985asprint - 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
Processes:
Zaplata,jpg.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zaplata,jpg.exe Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zaplata,jpg.exe Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zaplata,jpg.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Zaplata,jpg.exedescription pid process target process PID 2232 set thread context of 2092 2232 Zaplata,jpg.exe Zaplata,jpg.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Zaplata,jpg.exepid process 2232 Zaplata,jpg.exe 2232 Zaplata,jpg.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Zaplata,jpg.exeZaplata,jpg.exedescription pid process Token: SeDebugPrivilege 2232 Zaplata,jpg.exe Token: SeDebugPrivilege 2092 Zaplata,jpg.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Zaplata,jpg.exedescription pid process target process PID 2232 wrote to memory of 2092 2232 Zaplata,jpg.exe Zaplata,jpg.exe PID 2232 wrote to memory of 2092 2232 Zaplata,jpg.exe Zaplata,jpg.exe PID 2232 wrote to memory of 2092 2232 Zaplata,jpg.exe Zaplata,jpg.exe PID 2232 wrote to memory of 2092 2232 Zaplata,jpg.exe Zaplata,jpg.exe PID 2232 wrote to memory of 2092 2232 Zaplata,jpg.exe Zaplata,jpg.exe PID 2232 wrote to memory of 2092 2232 Zaplata,jpg.exe Zaplata,jpg.exe PID 2232 wrote to memory of 2092 2232 Zaplata,jpg.exe Zaplata,jpg.exe PID 2232 wrote to memory of 2092 2232 Zaplata,jpg.exe Zaplata,jpg.exe -
outlook_office_path 1 IoCs
Processes:
Zaplata,jpg.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zaplata,jpg.exe -
outlook_win_path 1 IoCs
Processes:
Zaplata,jpg.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Zaplata,jpg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Zaplata,jpg.exe"C:\Users\Admin\AppData\Local\Temp\Zaplata,jpg.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2232 -
C:\Users\Admin\AppData\Local\Temp\Zaplata,jpg.exe"C:\Users\Admin\AppData\Local\Temp\Zaplata,jpg.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2092
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3