Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2024 11:03
Static task
static1
Behavioral task
behavioral1
Sample
fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe
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Size
984KB
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MD5
fa4a3e649b9517d608608f14aad9ee69
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SHA1
acfdc71b72426d4c30b7c35ee53a95500fd141cc
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SHA256
a5dbdb27dcecc2be689d43da2dcbeef99ff33e583b66ecb6bb2af78d356a1db7
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SHA512
4833e11ef74adc2e4b0084d08ab3f0105e6622b69ebdf432c030d045f51df6a5fb9f80e5eae38950f09558420df5f6f21bea4df8ca92a5fb37fb1509633ae47b
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SSDEEP
24576:ujGFezmC9scgM0VoFC417xjmopLmcFNj2tirYyl:/6mCuc/0VsC4ZxDpzl
Malware Config
Signatures
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Detected Nirsoft tools 7 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/2196-21-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral2/memory/1864-32-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1864-33-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1864-34-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1956-35-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1956-36-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1956-43-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/2196-21-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral2/memory/1864-32-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/1864-33-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/1864-34-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/2196-21-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral2/memory/1956-35-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1956-36-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1956-43-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
pid Process 2992 project7992.exe 2196 project7992.exe -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\Desktop\\project7992.exe -boot" project7992.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" project7992.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.
flow ioc 49 whatismyipaddress.com 51 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2992 set thread context of 2196 2992 project7992.exe 97 PID 2196 set thread context of 1864 2196 project7992.exe 98 PID 2196 set thread context of 1956 2196 project7992.exe 99 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language project7992.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language project7992.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1956 vbc.exe 1956 vbc.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4104 fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe Token: SeDebugPrivilege 2992 project7992.exe Token: SeDebugPrivilege 2196 project7992.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2196 project7992.exe -
Suspicious use of WriteProcessMemory 35 IoCs
description pid Process procid_target PID 4104 wrote to memory of 2056 4104 fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe 89 PID 4104 wrote to memory of 2056 4104 fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe 89 PID 4104 wrote to memory of 2056 4104 fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe 89 PID 4104 wrote to memory of 4140 4104 fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe 94 PID 4104 wrote to memory of 4140 4104 fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe 94 PID 4104 wrote to memory of 4140 4104 fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe 94 PID 4140 wrote to memory of 2992 4140 cmd.exe 96 PID 4140 wrote to memory of 2992 4140 cmd.exe 96 PID 4140 wrote to memory of 2992 4140 cmd.exe 96 PID 2992 wrote to memory of 2196 2992 project7992.exe 97 PID 2992 wrote to memory of 2196 2992 project7992.exe 97 PID 2992 wrote to memory of 2196 2992 project7992.exe 97 PID 2992 wrote to memory of 2196 2992 project7992.exe 97 PID 2992 wrote to memory of 2196 2992 project7992.exe 97 PID 2992 wrote to memory of 2196 2992 project7992.exe 97 PID 2992 wrote to memory of 2196 2992 project7992.exe 97 PID 2992 wrote to memory of 2196 2992 project7992.exe 97 PID 2196 wrote to memory of 1864 2196 project7992.exe 98 PID 2196 wrote to memory of 1864 2196 project7992.exe 98 PID 2196 wrote to memory of 1864 2196 project7992.exe 98 PID 2196 wrote to memory of 1864 2196 project7992.exe 98 PID 2196 wrote to memory of 1864 2196 project7992.exe 98 PID 2196 wrote to memory of 1864 2196 project7992.exe 98 PID 2196 wrote to memory of 1864 2196 project7992.exe 98 PID 2196 wrote to memory of 1864 2196 project7992.exe 98 PID 2196 wrote to memory of 1864 2196 project7992.exe 98 PID 2196 wrote to memory of 1956 2196 project7992.exe 99 PID 2196 wrote to memory of 1956 2196 project7992.exe 99 PID 2196 wrote to memory of 1956 2196 project7992.exe 99 PID 2196 wrote to memory of 1956 2196 project7992.exe 99 PID 2196 wrote to memory of 1956 2196 project7992.exe 99 PID 2196 wrote to memory of 1956 2196 project7992.exe 99 PID 2196 wrote to memory of 1956 2196 project7992.exe 99 PID 2196 wrote to memory of 1956 2196 project7992.exe 99 PID 2196 wrote to memory of 1956 2196 project7992.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4104 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe" "C:\Users\Admin\Desktop\project7992.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2056
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Desktop\project7992.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4140 -
C:\Users\Admin\Desktop\project7992.exe"C:\Users\Admin\Desktop\project7992.exe"3⤵
- Executes dropped EXE
- 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:2992 -
C:\Users\Admin\Desktop\project7992.exe"C:\Users\Admin\Desktop\project7992.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2196 -
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"5⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:1864
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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"5⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1956
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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
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Filesize
984KB
MD5fa4a3e649b9517d608608f14aad9ee69
SHA1acfdc71b72426d4c30b7c35ee53a95500fd141cc
SHA256a5dbdb27dcecc2be689d43da2dcbeef99ff33e583b66ecb6bb2af78d356a1db7
SHA5124833e11ef74adc2e4b0084d08ab3f0105e6622b69ebdf432c030d045f51df6a5fb9f80e5eae38950f09558420df5f6f21bea4df8ca92a5fb37fb1509633ae47b