Analysis
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max time kernel
120s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
30-04-2024 15:37
Static task
static1
Behavioral task
behavioral1
Sample
0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe
Resource
win10v2004-20240419-en
General
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Target
0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe
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Size
561KB
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MD5
0a151230d2b5766a3dc778c2dd4c0895
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SHA1
490dfddccfe1b8ec30e571949c02b8a05ebb44c8
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SHA256
30fdec40461cec47e87e53025ee73ae26a4f128c8bb2f81e3915b010a8a1b6f4
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SHA512
f64a5506ff214fb5b8cb26288d3ab0484980c5df7e21ee9c96519d2bfd15c36b99f8b41ef59607e119122e002d1b3b0763a05a79f87bffac9953553176485497
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SSDEEP
6144:/sGf4nL24vAlcciSVz6QGKuAzxEzDla7PN8tW1qzfIO3wz0Co3sLuwhOA:/sXL24dcb2941X7F8tTW
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect ZGRat V1 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2372-2-0x0000000000380000-0x00000000003A0000-memory.dmp family_zgrat_v1 behavioral1/memory/2372-3-0x0000000004CF0000-0x0000000004D30000-memory.dmp family_zgrat_v1 -
Obfuscated with Agile.Net obfuscator 2 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule behavioral1/memory/2372-2-0x0000000000380000-0x00000000003A0000-memory.dmp agile_net behavioral1/memory/2372-3-0x0000000004CF0000-0x0000000004D30000-memory.dmp agile_net -
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:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegAsm.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\MyOtApp = "C:\\Users\\Admin\\AppData\\Roaming\\MyOtApp\\MyOtApp.exe" RegAsm.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 2 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exedescription pid process target process PID 2372 set thread context of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegAsm.exepid process 2716 RegAsm.exe 2716 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exeRegAsm.exedescription pid process Token: SeDebugPrivilege 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe Token: SeDebugPrivilege 2716 RegAsm.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegAsm.exepid process 2716 RegAsm.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exedescription pid process target process PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe PID 2372 wrote to memory of 2716 2372 0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe RegAsm.exe -
outlook_office_path 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe -
outlook_win_path 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0a151230d2b5766a3dc778c2dd4c0895_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2372-0-0x0000000001140000-0x00000000011D2000-memory.dmpFilesize
584KB
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memory/2372-1-0x0000000073FB0000-0x000000007469E000-memory.dmpFilesize
6.9MB
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memory/2372-2-0x0000000000380000-0x00000000003A0000-memory.dmpFilesize
128KB
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memory/2372-3-0x0000000004CF0000-0x0000000004D30000-memory.dmpFilesize
256KB
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memory/2372-4-0x0000000073FB0000-0x000000007469E000-memory.dmpFilesize
6.9MB
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memory/2372-10-0x0000000073FB0000-0x000000007469E000-memory.dmpFilesize
6.9MB
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memory/2716-5-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/2716-7-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/2716-9-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/2716-12-0x00000000003D0000-0x00000000003DA000-memory.dmpFilesize
40KB