Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
11/06/2024, 06:17
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe
Resource
win7-20240419-en
7 signatures
150 seconds
General
- Target 9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe
- Size 196KB
- Sample240611-g2fdyaxcqa
- SHA256 997143968655dbe86c64ebbf07364271c3a091af77f0e0ed773dcf2fa87fed9e
- MD5 9d3f9d7944fa62b25a9de5a702af1c99
- SHA1 4dda4a2cd3b47f93a560854aaf5c8b1364ee9a85
- SHA512 a2d29952d6498f33ba440ff88f7a6929dd9424d4789b178ae24b4f7a5a9677d4f3668d3750fcafe55371b4dca9ea4c71bb41d0841274c741b9c927f168c70c74
- SSDEEP 3072:JtnSi59eYjDTjaOatovdt3vgd5ppWT669x8wGAvg8Px5eD:JxSm3m9tov/3vg4x2
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 connectwscapi.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE connectwscapi.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies connectwscapi.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 connectwscapi.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies data under HKEY_USERS 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix connectwscapi.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" connectwscapi.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" connectwscapi.exe - Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3924 9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe 3924 9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe 4608 9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe 4608 9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe 5072 connectwscapi.exe 5072 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe 4628 connectwscapi.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 4608 9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3924 wrote to memory of 4608 3924 9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe 81 PID 3924 wrote to memory of 4608 3924 9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe 81 PID 3924 wrote to memory of 4608 3924 9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe 81 PID 5072 wrote to memory of 4628 5072 connectwscapi.exe 83 PID 5072 wrote to memory of 4628 5072 connectwscapi.exe 83 PID 5072 wrote to memory of 4628 5072 connectwscapi.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3924 -
C:\Users\Admin\AppData\Local\Temp\9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\9d3f9d7944fa62b25a9de5a702af1c99_JaffaCakes118.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
PID:4608
-
-
C:\Windows\SysWOW64\connectwscapi.exe"C:\Windows\SysWOW64\connectwscapi.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Windows\SysWOW64\connectwscapi.exe"C:\Windows\SysWOW64\connectwscapi.exe"2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:4628
-