Analysis
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max time kernel
142s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
01-05-2024 11:04
Static task
static1
Behavioral task
behavioral1
Sample
0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe
Resource
win7-20240220-en
General
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Target
0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe
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Size
2.2MB
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MD5
0ba173af7380bbe70d970caec82ffc36
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SHA1
8d5e57a20617d338fdf05c7c6b69a974c6193418
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SHA256
94d061976f1bfc6f56cfacec9e19a87e9e553fb2fd99f67900cf71a72d348a3b
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SHA512
2f5e1ae195fb6ea6c99b9c21fc90bb9c68c551e215f7ecf0dd8ac3da615bb4562ed1de7b0dd96dcc828b980fd4a5e87a6559388ec1ee640c7f119177ad659a72
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SSDEEP
24576:oAHnh+eWsN3skA4RV1Hom2KXMmHaMk672qqWe4SIftv7ULgPiyuooUv05:vh+ZkldoPK8YaM1S
Malware Config
Signatures
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NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/2836-2-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral2/memory/1780-12-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/1780-14-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/1780-15-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/1780-17-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 5 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/2836-2-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral2/memory/3592-18-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/3592-20-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/3592-21-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/3592-29-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 9 IoCs
Processes:
resource yara_rule behavioral2/memory/2836-2-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral2/memory/1780-12-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1780-14-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1780-15-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1780-17-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3592-18-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/3592-20-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/3592-21-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/3592-29-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
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-1-5-21-2818691465-3043947619-2475182763-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.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 21 whatismyipaddress.com 17 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exeRegAsm.exedescription pid Process procid_target PID 1240 set thread context of 2836 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 86 PID 2836 set thread context of 1780 2836 RegAsm.exe 93 PID 2836 set thread context of 3592 2836 RegAsm.exe 97 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
vbc.exeRegAsm.exepid Process 3592 vbc.exe 3592 vbc.exe 2836 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid Process Token: SeDebugPrivilege 2836 RegAsm.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exepid Process 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exepid Process 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exeRegAsm.exedescription pid Process procid_target PID 1240 wrote to memory of 2836 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 86 PID 1240 wrote to memory of 2836 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 86 PID 1240 wrote to memory of 2836 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 86 PID 1240 wrote to memory of 2836 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 86 PID 1240 wrote to memory of 2836 1240 0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe 86 PID 2836 wrote to memory of 1780 2836 RegAsm.exe 93 PID 2836 wrote to memory of 1780 2836 RegAsm.exe 93 PID 2836 wrote to memory of 1780 2836 RegAsm.exe 93 PID 2836 wrote to memory of 1780 2836 RegAsm.exe 93 PID 2836 wrote to memory of 1780 2836 RegAsm.exe 93 PID 2836 wrote to memory of 1780 2836 RegAsm.exe 93 PID 2836 wrote to memory of 1780 2836 RegAsm.exe 93 PID 2836 wrote to memory of 1780 2836 RegAsm.exe 93 PID 2836 wrote to memory of 1780 2836 RegAsm.exe 93 PID 2836 wrote to memory of 3592 2836 RegAsm.exe 97 PID 2836 wrote to memory of 3592 2836 RegAsm.exe 97 PID 2836 wrote to memory of 3592 2836 RegAsm.exe 97 PID 2836 wrote to memory of 3592 2836 RegAsm.exe 97 PID 2836 wrote to memory of 3592 2836 RegAsm.exe 97 PID 2836 wrote to memory of 3592 2836 RegAsm.exe 97 PID 2836 wrote to memory of 3592 2836 RegAsm.exe 97 PID 2836 wrote to memory of 3592 2836 RegAsm.exe 97 PID 2836 wrote to memory of 3592 2836 RegAsm.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0ba173af7380bbe70d970caec82ffc36_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1240 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2836 -
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"3⤵
- Accesses Microsoft Outlook accounts
PID:1780
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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"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:3592
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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