Analysis
-
max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29-03-2024 05:57
Static task
static1
Behavioral task
behavioral1
Sample
1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
-
Target
1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe
-
Size
187KB
-
MD5
1a5248f486e4d1a5db48152179320355
-
SHA1
fbd920e79ea5f22524c602068c61fabe88b8d219
-
SHA256
c234ed901efba946218505ab19e91b1844b511a5499c51f34c892664f54500e0
-
SHA512
d668ac1d3e3daf7bf3b779c7979ec66b7681593114a3953e12a112b1befd20a912c991258e77f1c77f827b7c1688f2d6319db6b9d2b0f575cc4a1ccf46b3c9ec
-
SSDEEP
3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8VtkaZgxkJ:o68i3odBiTl2+TCU/GtkqJ
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation cmd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart" 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe -
Drops file in Windows directory 12 IoCs
description ioc Process File created C:\Windows\SHARE_TEMP\Icon7.ico 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon10.ico 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon12.ico 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon14.ico 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\bugMAKER.bat 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon3.ico 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon5.ico 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon6.ico 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon2.ico 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\winhash_up.exez 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File opened for modification C:\Windows\winhash_up.exez 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe File created C:\Windows\winhash_up.exe 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1248 cmd.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4892 wrote to memory of 1248 4892 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe 85 PID 4892 wrote to memory of 1248 4892 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe 85 PID 4892 wrote to memory of 1248 4892 1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1a5248f486e4d1a5db48152179320355_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4892 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
PID:1248
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
90B
MD5ad916768a090926f29d08a037254e44f
SHA15e4a58494d9acd65ed12ae6b79848fe977bc27f5
SHA25662979e410ca2127d4a0ef95aa5a8e04ea5756310e2938241155043b3d591c0a5
SHA5129e7724ac1a63a05ba6b63b84a72b970a264734a7757b4ea836d183494c63974e3e15ba9e84a8a3e130e864a1862daf7e087cc21c000cf00a16129e8a8988dec6