Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
13-06-2024 16:55
Static task
static1
Behavioral task
behavioral1
Sample
a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe
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Size
647KB
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MD5
a69b78552a65f50371c21d7d99a730fa
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SHA1
a26b50f4a0dd2c4db8c5fff7d783b962f4525e10
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SHA256
7da5bf8f0f5136bbf6afc9d6eedc232773f0915b2d2ee760fae95ee0979d1a49
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SHA512
d770c610347a559a9d6b78c87841c73fb8e6ddb970cf1a35b5f1a8845d04a101f1a26725d3736a9e433b5effc1c2e68cc8ef7b88df94f752fb903db4bcfe3854
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SSDEEP
12288:F211lQbSxYygyl6xXtDJ6jGiqsV5Kwi+bj9UM5wZWuPx2Ov:w1XIszm9DGqwUr+X9UM53u
Malware Config
Signatures
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NirSoft MailPassView 7 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/2560-6-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2560-8-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2560-4-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/2820-18-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2820-20-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2820-21-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/2820-23-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 7 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/2560-6-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2560-8-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2560-4-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/2460-24-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2460-30-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2460-27-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/2460-26-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 11 IoCs
resource yara_rule behavioral1/memory/2560-6-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2560-8-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2560-4-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/2820-18-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2820-20-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2820-21-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2820-23-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/2460-24-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2460-30-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2460-27-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/2460-26-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\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-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" InstallUtil.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 2 whatismyipaddress.com 4 whatismyipaddress.com 5 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1876 set thread context of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 2560 set thread context of 2820 2560 InstallUtil.exe 32 PID 2560 set thread context of 2460 2560 InstallUtil.exe 33 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe Token: SeDebugPrivilege 2560 InstallUtil.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2560 InstallUtil.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 1876 wrote to memory of 2560 1876 a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe 29 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2820 2560 InstallUtil.exe 32 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33 PID 2560 wrote to memory of 2460 2560 InstallUtil.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a69b78552a65f50371c21d7d99a730fa_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1876 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2560 -
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:2820
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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:2460
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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