Analysis
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max time kernel
121s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
16-05-2024 23:12
Static task
static1
Behavioral task
behavioral1
Sample
4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe
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Size
1.0MB
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MD5
4d7c6a31befbe5d1f132c329b2f6f56a
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SHA1
78e2d1fb9d579af7937adea39dfe9aa639ab56ba
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SHA256
cc87387f9d80a394d37b129af4be7af6b93dfd585f3a78d3decffc2f94c5689a
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SHA512
62e8de438d79d314891bd67244c6b10c33737806614ab2f0ffd5675438e6b72b9c549aff03dda255fde2cb0fc6175d326702fb2def8507cfeeb695253d59ec20
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SSDEEP
24576:VQtqBorTlYWBhE+V3mO9yDLss2yed2cw9Zifq1JB5/mOh:mtqFWM4mpDN2USfGF
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
THISISWHATIdo20@@
Signatures
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NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/2716-8-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2716-10-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2716-11-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2716-12-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/2524-15-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2524-13-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2524-17-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2524-22-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2716-8-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2716-10-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2716-11-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2716-12-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2524-15-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2524-13-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2524-17-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2524-22-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 2 whatismyipaddress.com 4 whatismyipaddress.com 5 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
Processes:
4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exedescription pid process target process PID 1600 set thread context of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 set thread context of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exepid process 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exedescription pid process target process PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2716 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe PID 1600 wrote to memory of 2524 1600 4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4d7c6a31befbe5d1f132c329b2f6f56a_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"2⤵
- Accesses Microsoft Outlook accounts
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\holderwb.txtFilesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/1600-0-0x0000000074A81000-0x0000000074A82000-memory.dmpFilesize
4KB
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memory/1600-1-0x0000000074A80000-0x000000007502B000-memory.dmpFilesize
5.7MB
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memory/1600-2-0x0000000074A80000-0x000000007502B000-memory.dmpFilesize
5.7MB
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memory/1600-7-0x0000000074A80000-0x000000007502B000-memory.dmpFilesize
5.7MB
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memory/1600-24-0x0000000074A80000-0x000000007502B000-memory.dmpFilesize
5.7MB
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memory/1600-23-0x0000000074A80000-0x000000007502B000-memory.dmpFilesize
5.7MB
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memory/1600-16-0x0000000074A80000-0x000000007502B000-memory.dmpFilesize
5.7MB
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memory/2524-15-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2524-13-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2524-17-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2524-22-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2524-19-0x0000000000460000-0x00000000004C7000-memory.dmpFilesize
412KB
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memory/2716-12-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2716-11-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2716-10-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2716-8-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB