Analysis
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max time kernel
134s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
19-05-2024 16:27
Static task
static1
Behavioral task
behavioral1
Sample
5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe
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Size
668KB
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MD5
5a55c46f031c51c19ff3bca04096684e
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SHA1
9dbac20857e5f72942e2d3f2bd584a0ed6620919
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SHA256
1ac7b754c603722fc1a4c38cf6f23bde50edb667efa0a8abfd4f9008fc40ebce
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SHA512
50428e9d58539e810063af1d56dd157f7442181d089c677c55e29936b8d4b98524c1f7b8f55929ffe5b11e51571cdb0d5890b663a12665030de5042bdbc410a6
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SSDEEP
12288:FKEimK3hyzVkEtXQJ81Z7O5OWlf6+abnmgUiGvOC2bR+7j+NYe1uQkDZ:0EimohUlAmxaOWlWIOCzS+HRD
Malware Config
Signatures
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NirSoft MailPassView 9 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/1296-26-0x0000000000070000-0x00000000000F4000-memory.dmp MailPassView behavioral1/memory/1296-19-0x0000000000070000-0x00000000000F4000-memory.dmp MailPassView behavioral1/memory/1296-15-0x0000000000070000-0x00000000000F4000-memory.dmp MailPassView behavioral1/memory/1296-12-0x0000000000070000-0x00000000000F4000-memory.dmp MailPassView behavioral1/memory/1296-9-0x0000000000070000-0x00000000000F4000-memory.dmp MailPassView behavioral1/memory/1296-23-0x0000000000070000-0x00000000000F4000-memory.dmp MailPassView behavioral1/memory/2228-31-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2228-32-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2228-34-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 9 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/1296-26-0x0000000000070000-0x00000000000F4000-memory.dmp WebBrowserPassView behavioral1/memory/1296-19-0x0000000000070000-0x00000000000F4000-memory.dmp WebBrowserPassView behavioral1/memory/1296-15-0x0000000000070000-0x00000000000F4000-memory.dmp WebBrowserPassView behavioral1/memory/1296-12-0x0000000000070000-0x00000000000F4000-memory.dmp WebBrowserPassView behavioral1/memory/1296-9-0x0000000000070000-0x00000000000F4000-memory.dmp WebBrowserPassView behavioral1/memory/1296-23-0x0000000000070000-0x00000000000F4000-memory.dmp WebBrowserPassView behavioral1/memory/2688-35-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2688-36-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2688-40-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 12 IoCs
Processes:
resource yara_rule behavioral1/memory/1296-26-0x0000000000070000-0x00000000000F4000-memory.dmp Nirsoft behavioral1/memory/1296-19-0x0000000000070000-0x00000000000F4000-memory.dmp Nirsoft behavioral1/memory/1296-15-0x0000000000070000-0x00000000000F4000-memory.dmp Nirsoft behavioral1/memory/1296-12-0x0000000000070000-0x00000000000F4000-memory.dmp Nirsoft behavioral1/memory/1296-9-0x0000000000070000-0x00000000000F4000-memory.dmp Nirsoft behavioral1/memory/1296-23-0x0000000000070000-0x00000000000F4000-memory.dmp Nirsoft behavioral1/memory/2228-31-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2228-32-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2228-34-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2688-35-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2688-36-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2688-40-0x0000000000400000-0x0000000000458000-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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.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.
Processes:
flow ioc 2 whatismyipaddress.com 4 whatismyipaddress.com 5 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exedescription pid Process procid_target PID 836 set thread context of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 1296 set thread context of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 set thread context of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exedescription pid Process Token: SeDebugPrivilege 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exepid Process 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exedescription pid Process procid_target PID 836 wrote to memory of 3040 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 28 PID 836 wrote to memory of 3040 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 28 PID 836 wrote to memory of 3040 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 28 PID 836 wrote to memory of 3040 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 28 PID 836 wrote to memory of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 836 wrote to memory of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 836 wrote to memory of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 836 wrote to memory of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 836 wrote to memory of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 836 wrote to memory of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 836 wrote to memory of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 836 wrote to memory of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 836 wrote to memory of 1296 836 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 30 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2228 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 32 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33 PID 1296 wrote to memory of 2688 1296 5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:836 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Update\CPUdll" /XML "C:\Users\Admin\AppData\Local\Temp\z502"2⤵
- Creates scheduled task(s)
PID:3040
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C:\Users\Admin\AppData\Local\Temp\5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\5a55c46f031c51c19ff3bca04096684e_JaffaCakes118.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1296 -
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:2228
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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⤵PID:2688
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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
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Filesize
1KB
MD5cc35a48555c69b2d7a393f722d9b529f
SHA1812a72719904418ff9701da0aa7a0d235141739c
SHA2569d0e86eaf510bd95436ec3ec87b1bfd5736da217598356d2a6e561160fe4d20c
SHA51222d66b22fd0e080b5686e9fdbd0d43ab9dbe515e15df0c2c15ce572205e1fb9fef19d2ccd81effe1aad9f28136404c26cfcb25391bce3cb6040b453e5818789b