Analysis
-
max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17-04-2024 06:36
Static task
static1
Behavioral task
behavioral1
Sample
f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
-
Target
f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe
-
Size
14.4MB
-
MD5
f532feaa674c93bdfc606c7aba94aaa4
-
SHA1
b586b0de0001ba9ffad715997b751220b612c9e2
-
SHA256
d6478331f879c08cb4a0030a15f0cd885d76febbfd423ae5a890ac370efbf536
-
SHA512
fa7745bc43f14ba8f6eccc7c42c468fe2ebae3c3e86b2f65a9065bb733ca253350a43d5f2dd6c93348989396ab47f928e886360a44ae1d0de0bed71740e77972
-
SSDEEP
24576:qjDuKnh7YzbKBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBH:qnh
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Signatures
-
Creates new service(s) 1 TTPs
-
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 1164 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\zkgievan\ImagePath = "C:\\Windows\\SysWOW64\\zkgievan\\sldzxiw.exe" svchost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-553605503-2331009851-2137262461-1000\Control Panel\International\Geo\Nation f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
Processes:
sldzxiw.exepid process 2660 sldzxiw.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
sldzxiw.exedescription pid process target process PID 2660 set thread context of 4516 2660 sldzxiw.exe svchost.exe -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exepid process 3568 sc.exe 3472 sc.exe 3600 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exesldzxiw.exedescription pid process target process PID 4332 wrote to memory of 1760 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe cmd.exe PID 4332 wrote to memory of 1760 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe cmd.exe PID 4332 wrote to memory of 1760 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe cmd.exe PID 4332 wrote to memory of 5064 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe cmd.exe PID 4332 wrote to memory of 5064 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe cmd.exe PID 4332 wrote to memory of 5064 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe cmd.exe PID 4332 wrote to memory of 3600 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe sc.exe PID 4332 wrote to memory of 3600 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe sc.exe PID 4332 wrote to memory of 3600 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe sc.exe PID 4332 wrote to memory of 3568 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe sc.exe PID 4332 wrote to memory of 3568 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe sc.exe PID 4332 wrote to memory of 3568 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe sc.exe PID 4332 wrote to memory of 3472 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe sc.exe PID 4332 wrote to memory of 3472 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe sc.exe PID 4332 wrote to memory of 3472 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe sc.exe PID 4332 wrote to memory of 1164 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe netsh.exe PID 4332 wrote to memory of 1164 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe netsh.exe PID 4332 wrote to memory of 1164 4332 f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe netsh.exe PID 2660 wrote to memory of 4516 2660 sldzxiw.exe svchost.exe PID 2660 wrote to memory of 4516 2660 sldzxiw.exe svchost.exe PID 2660 wrote to memory of 4516 2660 sldzxiw.exe svchost.exe PID 2660 wrote to memory of 4516 2660 sldzxiw.exe svchost.exe PID 2660 wrote to memory of 4516 2660 sldzxiw.exe svchost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\zkgievan\2⤵
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\sldzxiw.exe" C:\Windows\SysWOW64\zkgievan\2⤵
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create zkgievan binPath= "C:\Windows\SysWOW64\zkgievan\sldzxiw.exe /d\"C:\Users\Admin\AppData\Local\Temp\f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description zkgievan "wifi internet conection"2⤵
- Launches sc.exe
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start zkgievan2⤵
- Launches sc.exe
-
C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
-
C:\Windows\SysWOW64\zkgievan\sldzxiw.exeC:\Windows\SysWOW64\zkgievan\sldzxiw.exe /d"C:\Users\Admin\AppData\Local\Temp\f532feaa674c93bdfc606c7aba94aaa4_JaffaCakes118.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
2Windows Service
2Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Privilege Escalation
Create or Modify System Process
2Windows Service
2Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\sldzxiw.exeFilesize
11.8MB
MD5a24bbc38d01260790f21941df7fd5e1d
SHA18ea35f3227aaa99f58a65aacab9a41ddbcb7b3ff
SHA256b66c196c4258fa267cfdc45319b0f5886d833797fcddd18ee100be3b840f0acd
SHA512fb5a1fa19b4796ff63c233b1b408b6d68b8f19b70a5c3987260d14239b9388d66908b57fad988a370b9f085683021a1d260ab01d086284671ca5ffc9ba0fc12e
-
memory/2660-9-0x0000000000D30000-0x0000000000D43000-memory.dmpFilesize
76KB
-
memory/2660-18-0x0000000000400000-0x000000000046E000-memory.dmpFilesize
440KB
-
memory/2660-10-0x0000000000400000-0x000000000046E000-memory.dmpFilesize
440KB
-
memory/2660-8-0x0000000000480000-0x0000000000580000-memory.dmpFilesize
1024KB
-
memory/4332-15-0x0000000000400000-0x000000000046E000-memory.dmpFilesize
440KB
-
memory/4332-3-0x0000000000400000-0x000000000046E000-memory.dmpFilesize
440KB
-
memory/4332-1-0x0000000000620000-0x0000000000720000-memory.dmpFilesize
1024KB
-
memory/4332-2-0x00000000005D0000-0x00000000005E3000-memory.dmpFilesize
76KB
-
memory/4332-23-0x0000000000620000-0x0000000000720000-memory.dmpFilesize
1024KB
-
memory/4516-11-0x0000000000CA0000-0x0000000000CB5000-memory.dmpFilesize
84KB
-
memory/4516-14-0x0000000000CA0000-0x0000000000CB5000-memory.dmpFilesize
84KB
-
memory/4516-16-0x0000000000CA0000-0x0000000000CB5000-memory.dmpFilesize
84KB
-
memory/4516-17-0x0000000000CA0000-0x0000000000CB5000-memory.dmpFilesize
84KB
-
memory/4516-26-0x0000000000CA0000-0x0000000000CB5000-memory.dmpFilesize
84KB