Analysis
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max time kernel
136s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-10-2024 03:31
Static task
static1
Behavioral task
behavioral1
Sample
7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe
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Size
949KB
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MD5
7774429f80647641d6a6098c15a5d8ba
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SHA1
e351ef68b8e654f7f7d12e848ee9b6ae3a68b7af
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SHA256
b9aff8ccd1c3379f2e5bfb90225d8ea798cee4133b6494564ff864e549caa994
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SHA512
3fa78364e4f317172c38ac3beccb27b89a05508e960e88dd86ff66db611089a0ef9c21ea10e17dd63cd0fb3f615045b293dc57f54ac79b8eda9be7af4bb96bf3
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SSDEEP
24576:CiG0/zm8VGENcZvggF5Sdq7/C52tsA/3d:CiG89VLwJCk6Ujd
Malware Config
Signatures
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Hawkeye family
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Detected Nirsoft tools 7 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
Processes:
resource yara_rule behavioral2/memory/4904-21-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral2/memory/3688-32-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3688-33-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3688-34-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4312-35-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/4312-36-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/4312-43-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/4904-21-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral2/memory/3688-32-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3688-33-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3688-34-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/4904-21-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral2/memory/4312-35-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/4312-36-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/4312-43-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation 7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
Processes:
product3984.exeproduct3984.exepid Process 4352 product3984.exe 4904 product3984.exe -
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-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
product3984.exeproduct3984.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\Desktop\\product3984.exe -boot" product3984.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" product3984.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 42 whatismyipaddress.com 44 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
product3984.exeproduct3984.exedescription pid Process procid_target PID 4352 set thread context of 4904 4352 product3984.exe 107 PID 4904 set thread context of 3688 4904 product3984.exe 112 PID 4904 set thread context of 4312 4904 product3984.exe 113 -
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.
Processes:
vbc.exevbc.exe7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.execmd.execmd.exeproduct3984.exeproduct3984.exedescription ioc Process 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 7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language product3984.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language product3984.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
vbc.exepid Process 4312 vbc.exe 4312 vbc.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exeproduct3984.exeproduct3984.exedescription pid Process Token: SeDebugPrivilege 2452 7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe Token: SeDebugPrivilege 4352 product3984.exe Token: SeDebugPrivilege 4904 product3984.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
product3984.exepid Process 4904 product3984.exe -
Suspicious use of WriteProcessMemory 35 IoCs
Processes:
7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.execmd.exeproduct3984.exeproduct3984.exedescription pid Process procid_target PID 2452 wrote to memory of 3496 2452 7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe 97 PID 2452 wrote to memory of 3496 2452 7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe 97 PID 2452 wrote to memory of 3496 2452 7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe 97 PID 2452 wrote to memory of 2864 2452 7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe 100 PID 2452 wrote to memory of 2864 2452 7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe 100 PID 2452 wrote to memory of 2864 2452 7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe 100 PID 2864 wrote to memory of 4352 2864 cmd.exe 102 PID 2864 wrote to memory of 4352 2864 cmd.exe 102 PID 2864 wrote to memory of 4352 2864 cmd.exe 102 PID 4352 wrote to memory of 4904 4352 product3984.exe 107 PID 4352 wrote to memory of 4904 4352 product3984.exe 107 PID 4352 wrote to memory of 4904 4352 product3984.exe 107 PID 4352 wrote to memory of 4904 4352 product3984.exe 107 PID 4352 wrote to memory of 4904 4352 product3984.exe 107 PID 4352 wrote to memory of 4904 4352 product3984.exe 107 PID 4352 wrote to memory of 4904 4352 product3984.exe 107 PID 4352 wrote to memory of 4904 4352 product3984.exe 107 PID 4904 wrote to memory of 3688 4904 product3984.exe 112 PID 4904 wrote to memory of 3688 4904 product3984.exe 112 PID 4904 wrote to memory of 3688 4904 product3984.exe 112 PID 4904 wrote to memory of 3688 4904 product3984.exe 112 PID 4904 wrote to memory of 3688 4904 product3984.exe 112 PID 4904 wrote to memory of 3688 4904 product3984.exe 112 PID 4904 wrote to memory of 3688 4904 product3984.exe 112 PID 4904 wrote to memory of 3688 4904 product3984.exe 112 PID 4904 wrote to memory of 3688 4904 product3984.exe 112 PID 4904 wrote to memory of 4312 4904 product3984.exe 113 PID 4904 wrote to memory of 4312 4904 product3984.exe 113 PID 4904 wrote to memory of 4312 4904 product3984.exe 113 PID 4904 wrote to memory of 4312 4904 product3984.exe 113 PID 4904 wrote to memory of 4312 4904 product3984.exe 113 PID 4904 wrote to memory of 4312 4904 product3984.exe 113 PID 4904 wrote to memory of 4312 4904 product3984.exe 113 PID 4904 wrote to memory of 4312 4904 product3984.exe 113 PID 4904 wrote to memory of 4312 4904 product3984.exe 113
Processes
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C:\Users\Admin\AppData\Local\Temp\7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2452 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe" "C:\Users\Admin\Desktop\product3984.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3496
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Desktop\product3984.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2864 -
C:\Users\Admin\Desktop\product3984.exe"C:\Users\Admin\Desktop\product3984.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:4352 -
C:\Users\Admin\Desktop\product3984.exe"C:\Users\Admin\Desktop\product3984.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:4904 -
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:3688
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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:4312
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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
949KB
MD57774429f80647641d6a6098c15a5d8ba
SHA1e351ef68b8e654f7f7d12e848ee9b6ae3a68b7af
SHA256b9aff8ccd1c3379f2e5bfb90225d8ea798cee4133b6494564ff864e549caa994
SHA5123fa78364e4f317172c38ac3beccb27b89a05508e960e88dd86ff66db611089a0ef9c21ea10e17dd63cd0fb3f615045b293dc57f54ac79b8eda9be7af4bb96bf3