Analysis
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max time kernel
124s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
07-09-2024 20:35
Static task
static1
Behavioral task
behavioral1
Sample
d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe
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Size
505KB
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MD5
d2c992a41fdddb48ba5502d1fb1f40fe
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SHA1
3b0142b2961e6b2ef098c6e904648908127a3385
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SHA256
3beddcd230bc851446d1b6e8e612ab3809bb0c7cc252a3a896befffc762ae2ad
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SHA512
00067ce97d587ee9acf742b2a0fdda5a33584cd1f6632b3c64a4bae781abe15b567d03299e8655d230672490ed6e5cd52489e058d94befa7f0c8802180d20ca4
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SSDEEP
6144:XJfbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9C5I:ZfQtqB5urTIoYWBQk1E+VF9mOx9p
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 7 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/1984-8-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1984-10-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1984-11-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1984-16-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2704-18-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2704-21-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2704-29-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/1984-8-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1984-10-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1984-11-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1984-16-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2704-18-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2704-21-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2704-29-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 whatismyipaddress.com 6 whatismyipaddress.com 7 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3020 set thread context of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 set thread context of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.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 2 IoCs
pid Process 2704 vbc.exe 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 1984 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 31 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32 PID 3020 wrote to memory of 2704 3020 d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d2c992a41fdddb48ba5502d1fb1f40fe_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3020 -
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:1984
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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:2704
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84