Analysis
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max time kernel
122s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
20-09-2024 14:06
Static task
static1
Behavioral task
behavioral1
Sample
edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe
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Size
502KB
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MD5
edc0c4c2043ff9ef4b02e7094b0383c1
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SHA1
b265f34039abd7ddcb408c5a300475ac71ef0c87
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SHA256
c2f689ea53b5b838419afa2e4bb10f126cb98635093f9a6436337f318509d03a
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SHA512
8591364aea062c81220e6ee83f6427c81868a809ecf8f285f2393589694dc81f3e11f0385c041baa2d85eb57402f7966c1ddda3a137a693046dca9f319758316
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SSDEEP
6144:nbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9PHC:nQtqB5urTIoYWBQk1E+VF9mOx96
Malware Config
Signatures
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Detected Nirsoft tools 8 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
Processes:
resource yara_rule behavioral2/memory/2152-8-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2152-10-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2152-11-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2152-14-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1332-19-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1332-21-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1332-22-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1332-30-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/2152-8-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2152-10-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2152-11-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2152-14-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/1332-19-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1332-21-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1332-22-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1332-30-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
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-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" edc0c4c2043ff9ef4b02e7094b0383c1_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 5 whatismyipaddress.com 8 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
Processes:
edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exedescription pid Process procid_target PID 2156 set thread context of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 set thread context of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
vbc.exeedc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exevbc.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
vbc.exepid Process 1332 vbc.exe 1332 vbc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exedescription pid Process Token: SeDebugPrivilege 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exedescription pid Process procid_target PID 2156 wrote to memory of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 wrote to memory of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 wrote to memory of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 wrote to memory of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 wrote to memory of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 wrote to memory of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 wrote to memory of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 wrote to memory of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 wrote to memory of 2152 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 85 PID 2156 wrote to memory of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90 PID 2156 wrote to memory of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90 PID 2156 wrote to memory of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90 PID 2156 wrote to memory of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90 PID 2156 wrote to memory of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90 PID 2156 wrote to memory of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90 PID 2156 wrote to memory of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90 PID 2156 wrote to memory of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90 PID 2156 wrote to memory of 1332 2156 edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\edc0c4c2043ff9ef4b02e7094b0383c1_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156 -
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
- System Location Discovery: System Language Discovery
PID:2152
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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⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1332
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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