Analysis
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max time kernel
96s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
12-07-2024 07:02
Static task
static1
Behavioral task
behavioral1
Sample
3c66b48677763dc430eab0ff520ea994_JaffaCakes118.exe
Resource
win7-20240705-en
General
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Target
3c66b48677763dc430eab0ff520ea994_JaffaCakes118.exe
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Size
192KB
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MD5
3c66b48677763dc430eab0ff520ea994
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SHA1
943fcdb5200cf00741556744e052923d6c2211eb
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SHA256
8b3ace7bcab1a2f43c113d28589fae793f42e08c11f83c7c1d5d9b25b3453cbd
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SHA512
395a4308343e27311db4fb8b8849a5cd8b4ed761f56eff09a3c300b6772f09923ca106bddbe27c1fdb35c3aaf7dc2c5478a4cfe035ce55d391a6ba15e272c342
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SSDEEP
3072:FAOj6QTDgiEIDL5ntDnj/rlIudpB8gkgqXEoqGxTMx:FAshvg8DL5ntb7hBkgXoZxTM
Malware Config
Extracted
Protocol: smtp- Host:
smtp.gmail.com - Port:
587 - Username:
[email protected] - Password:
bombelek999
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
3c66b48677763dc430eab0ff520ea994_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Control Panel\International\Geo\Nation 3c66b48677763dc430eab0ff520ea994_JaffaCakes118.exe -
Deletes itself 1 IoCs
Processes:
Windows Update.exepid process 1296 Windows Update.exe -
Drops startup file 2 IoCs
Processes:
Windows Update.exedescription ioc process File opened for modification C:\users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsUpdate.exe Windows Update.exe File created C:\users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsUpdate.exe Windows Update.exe -
Executes dropped EXE 1 IoCs
Processes:
Windows Update.exepid process 1296 Windows Update.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
Windows Update.exepid process 1296 Windows Update.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Windows Update.exedescription pid process Token: SeDebugPrivilege 1296 Windows Update.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Windows Update.exepid process 1296 Windows Update.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
3c66b48677763dc430eab0ff520ea994_JaffaCakes118.exedescription pid process target process PID 1668 wrote to memory of 1296 1668 3c66b48677763dc430eab0ff520ea994_JaffaCakes118.exe Windows Update.exe PID 1668 wrote to memory of 1296 1668 3c66b48677763dc430eab0ff520ea994_JaffaCakes118.exe Windows Update.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3c66b48677763dc430eab0ff520ea994_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3c66b48677763dc430eab0ff520ea994_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Windows Update.exe"C:\Users\Admin\AppData\Roaming\Windows Update.exe"2⤵
- Deletes itself
- Drops startup file
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\SysInfo.txtFilesize
84B
MD5021defbbbdc6be30f5d0d09dd3298b69
SHA1a67a796ea5be566a2fc29dda6f43aea254630888
SHA256f962c3155271ed48f41467d59193723c13ac2e76068736b84d2c5bf201c10829
SHA512318c9d6a6d4254175832278fd64c7e12285b21a6ab73e6a9ead1d5345d05a8e97f9023b8bdad98945ce17d9b4b1a94d827049b154c0f54ff3d7661c5675c1ad1
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C:\Users\Admin\AppData\Roaming\Windows Update.exeFilesize
192KB
MD53c66b48677763dc430eab0ff520ea994
SHA1943fcdb5200cf00741556744e052923d6c2211eb
SHA2568b3ace7bcab1a2f43c113d28589fae793f42e08c11f83c7c1d5d9b25b3453cbd
SHA512395a4308343e27311db4fb8b8849a5cd8b4ed761f56eff09a3c300b6772f09923ca106bddbe27c1fdb35c3aaf7dc2c5478a4cfe035ce55d391a6ba15e272c342
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memory/1296-28-0x000000001CF10000-0x000000001CF18000-memory.dmpFilesize
32KB
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memory/1296-29-0x000000001CE60000-0x000000001CEAC000-memory.dmpFilesize
304KB
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memory/1296-26-0x000000001CB10000-0x000000001CBAC000-memory.dmpFilesize
624KB
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memory/1296-23-0x000000001C3F0000-0x000000001C452000-memory.dmpFilesize
392KB
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memory/1296-34-0x00007FFC5FF10000-0x00007FFC608B1000-memory.dmpFilesize
9.6MB
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memory/1296-19-0x00007FFC5FF10000-0x00007FFC608B1000-memory.dmpFilesize
9.6MB
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memory/1296-20-0x00007FFC5FF10000-0x00007FFC608B1000-memory.dmpFilesize
9.6MB
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memory/1296-33-0x00007FFC5FF10000-0x00007FFC608B1000-memory.dmpFilesize
9.6MB
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memory/1296-31-0x00000000201C0000-0x00000000204CE000-memory.dmpFilesize
3.1MB
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memory/1296-30-0x00007FFC5FF10000-0x00007FFC608B1000-memory.dmpFilesize
9.6MB
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memory/1296-21-0x00007FFC5FF10000-0x00007FFC608B1000-memory.dmpFilesize
9.6MB
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memory/1296-27-0x000000001CAB0000-0x000000001CAD2000-memory.dmpFilesize
136KB
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memory/1668-1-0x00007FFC5FF10000-0x00007FFC608B1000-memory.dmpFilesize
9.6MB
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memory/1668-0-0x00007FFC601C5000-0x00007FFC601C6000-memory.dmpFilesize
4KB
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memory/1668-4-0x00007FFC5FF10000-0x00007FFC608B1000-memory.dmpFilesize
9.6MB
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memory/1668-2-0x000000001C4A0000-0x000000001C96E000-memory.dmpFilesize
4.8MB
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memory/1668-3-0x000000001CA20000-0x000000001CAC6000-memory.dmpFilesize
664KB
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memory/1668-18-0x00007FFC5FF10000-0x00007FFC608B1000-memory.dmpFilesize
9.6MB