Analysis
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max time kernel
142s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 15:27
Static task
static1
Behavioral task
behavioral1
Sample
2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe
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Size
1.9MB
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MD5
2a9f5b79b166343955c18b39cfbe30f1
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SHA1
11040908c5770a7f2f554394343f66a1c6f10d53
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SHA256
a9bc02e6bd44e459dc818e10551c0948d49989768daa1c33913247f328f47742
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SHA512
57b30683234527d4b5c8aae69b3dbe648f18ea9e32520b54a1005b0eaf925d6cc5bab93980332b6a14b8af42f5e460266445616d03e7b8615931238181dfe3c6
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SSDEEP
24576:Lu6J33O0c+JY5UZ+XC0kGso6Fak0KuP5/3sj7Ogd+TBR2EjDUOPNWY:lu0c++OCvkGs9FaHDUOgY
Malware Config
Signatures
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NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/372-1-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral2/memory/4868-12-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4868-14-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4868-15-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4868-18-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 5 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/372-1-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral2/memory/2008-21-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2008-24-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2008-23-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2008-32-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 9 IoCs
Processes:
resource yara_rule behavioral2/memory/372-1-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral2/memory/4868-12-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4868-14-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4868-15-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4868-18-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2008-21-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2008-24-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2008-23-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2008-32-0x0000000000400000-0x0000000000458000-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-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AppXDeploymentExtensions.desktop = "C:\\Users\\Admin\\AppData\\Roaming\\runonce\\hvsievaluator.exe" 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.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.
Processes:
flow ioc 13 whatismyipaddress.com 15 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exeRegAsm.exedescription pid Process procid_target PID 1844 set thread context of 372 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 85 PID 372 set thread context of 4868 372 RegAsm.exe 89 PID 372 set thread context of 2008 372 RegAsm.exe 90 -
NTFS ADS 1 IoCs
Processes:
2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exedescription ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\winmgmts:\root\cimv2 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exevbc.exeRegAsm.exepid Process 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 2008 vbc.exe 2008 vbc.exe 372 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid Process Token: SeDebugPrivilege 372 RegAsm.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exeRegAsm.exedescription pid Process procid_target PID 1844 wrote to memory of 372 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 85 PID 1844 wrote to memory of 372 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 85 PID 1844 wrote to memory of 372 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 85 PID 1844 wrote to memory of 372 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 85 PID 1844 wrote to memory of 372 1844 2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe 85 PID 372 wrote to memory of 4868 372 RegAsm.exe 89 PID 372 wrote to memory of 4868 372 RegAsm.exe 89 PID 372 wrote to memory of 4868 372 RegAsm.exe 89 PID 372 wrote to memory of 4868 372 RegAsm.exe 89 PID 372 wrote to memory of 4868 372 RegAsm.exe 89 PID 372 wrote to memory of 4868 372 RegAsm.exe 89 PID 372 wrote to memory of 4868 372 RegAsm.exe 89 PID 372 wrote to memory of 4868 372 RegAsm.exe 89 PID 372 wrote to memory of 4868 372 RegAsm.exe 89 PID 372 wrote to memory of 2008 372 RegAsm.exe 90 PID 372 wrote to memory of 2008 372 RegAsm.exe 90 PID 372 wrote to memory of 2008 372 RegAsm.exe 90 PID 372 wrote to memory of 2008 372 RegAsm.exe 90 PID 372 wrote to memory of 2008 372 RegAsm.exe 90 PID 372 wrote to memory of 2008 372 RegAsm.exe 90 PID 372 wrote to memory of 2008 372 RegAsm.exe 90 PID 372 wrote to memory of 2008 372 RegAsm.exe 90 PID 372 wrote to memory of 2008 372 RegAsm.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2a9f5b79b166343955c18b39cfbe30f1_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1844 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:372 -
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"3⤵
- Accesses Microsoft Outlook accounts
PID:4868
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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"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:2008
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196