Analysis
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max time kernel
24s -
max time network
104s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
27-08-2024 13:26
Static task
static1
Behavioral task
behavioral1
Sample
c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe
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Size
705KB
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MD5
c515a556d7cc1fb7a476fb0fb1aadaaa
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SHA1
c5690d2abee36e06c2c40dceba693bc7eeeda7be
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SHA256
4ba67a000526a4abcf098ab1671fae28996f0db56a67bdeb36d2ef653e34c35b
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SHA512
ceb6047816345ad1767698982d448d48accc1e9b22f0fb7ca9c9233444523531b9ef672041dc73ce6a6b6f22fd7263ca882d6fb19288d0dd726cb7c0eb94a1a2
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SSDEEP
12288:0J0unggMGIwHJo8spfSPFWHw2Y8ZKk8mZfurZB+n3mfYBkU4f5YNmmh8o:luoG9priSPFWHw2Y8ZK5d22fYBkU4f5q
Malware Config
Extracted
Protocol: smtp- Host:
smtp.gmail.com - Port:
587 - Username:
[email protected] - Password:
yoqmiiwhxyjcorck
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 3 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
Processes:
resource yara_rule behavioral1/memory/2076-42-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral1/memory/2076-43-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral1/memory/2076-44-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/2076-42-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral1/memory/2076-43-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral1/memory/2076-44-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView -
Executes dropped EXE 2 IoCs
Processes:
coded.exeWindows Update.exepid Process 2236 coded.exe 2780 Windows Update.exe -
Loads dropped DLL 2 IoCs
Processes:
c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.execoded.exepid Process 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 2236 coded.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-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Windows Update.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" Windows Update.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 2 checkip.dyndns.org -
Suspicious use of SetThreadContext 2 IoCs
Processes:
Windows Update.exedescription pid Process procid_target PID 2780 set thread context of 2076 2780 Windows Update.exe 34 PID 2780 set thread context of 2384 2780 Windows Update.exe 35 -
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 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.execoded.execmd.exeWindows Update.exevbc.exevbc.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language coded.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Windows Update.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exevbc.exepid Process 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 2384 vbc.exe 2384 vbc.exe 2384 vbc.exe 2384 vbc.exe 2384 vbc.exe 2384 vbc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exedescription pid Process Token: SeDebugPrivilege 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Windows Update.exepid Process 2780 Windows Update.exe -
Suspicious use of WriteProcessMemory 35 IoCs
Processes:
c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.execoded.exeWindows Update.exedescription pid Process procid_target PID 1036 wrote to memory of 2236 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 29 PID 1036 wrote to memory of 2236 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 29 PID 1036 wrote to memory of 2236 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 29 PID 1036 wrote to memory of 2236 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 29 PID 1036 wrote to memory of 2176 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 30 PID 1036 wrote to memory of 2176 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 30 PID 1036 wrote to memory of 2176 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 30 PID 1036 wrote to memory of 2176 1036 c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe 30 PID 2236 wrote to memory of 2780 2236 coded.exe 32 PID 2236 wrote to memory of 2780 2236 coded.exe 32 PID 2236 wrote to memory of 2780 2236 coded.exe 32 PID 2236 wrote to memory of 2780 2236 coded.exe 32 PID 2236 wrote to memory of 2780 2236 coded.exe 32 PID 2236 wrote to memory of 2780 2236 coded.exe 32 PID 2236 wrote to memory of 2780 2236 coded.exe 32 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2076 2780 Windows Update.exe 34 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35 PID 2780 wrote to memory of 2384 2780 Windows Update.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c515a556d7cc1fb7a476fb0fb1aadaaa_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1036 -
C:\ProgramData\coded.exe"C:\ProgramData\coded.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Users\Admin\AppData\Roaming\Windows Update.exe"C:\Users\Admin\AppData\Roaming\Windows Update.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2780 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\\holdermail.txt"4⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:2076
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\\holderwb.txt"4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2384
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C:\Windows\SysWOW64\cmd.exe"cmd"2⤵
- System Location Discovery: System Language Discovery
PID:2176
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
24B
MD5717d227537a0be6a697f3badec5895c8
SHA18df80636d0a80d54ac950df4eae550c12bcfd82f
SHA2560b4d17c6136ea4248f345cd61e0cb19908ee1a519959385151cc10043f7957d1
SHA5125ae0a10530bb7dc828eb41ef8e50974426fb5fb2af9112804d15b8f31b0941579b934dbac5ebce01aeaacc48dbcac4378cd1d865c47ecbdf34631e6cb86fc73e
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
413KB
MD56f4527c944a09f03e5305f5703289da2
SHA108c05780d832707e88b3b37290d80f3d00e74157
SHA2562070b034b0fad170c6d7b07f0ea417bd975cc97a74269cdebff9fb17b0843326
SHA512d61aa7d56ee8989c86c201461cf6729efb87ca84cc1d31ea2928f50229ab621df0d7e0d21b14ef9a97185c7a225b9dccb983a3a72c035cee58c11e41740a0f2b