Analysis
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max time kernel
146s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
31-08-2024 17:23
Static task
static1
Behavioral task
behavioral1
Sample
cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe
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Size
11.3MB
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MD5
cd40e2ae400d9246093680878435e4c0
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SHA1
9d8db6d204bd8d15650b48dfd8b68a464ed67c61
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SHA256
4bf9bf8d633e92cacd30456ef29f97945406ff53002d593fbb41ff6850e99c64
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SHA512
985135f88b10aaa0d0f06877cfa509f631fcf084c91e9a66461334891734c85135db029187cbb821a8e8c1de75b81263016adbfc1632dfd6e126c92225d62c77
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SSDEEP
196608:xrhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh:Bhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhn
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Signatures
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Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 412 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\gbevfaax\ImagePath = "C:\\Windows\\SysWOW64\\gbevfaax\\creamleq.exe" svchost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2044 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
creamleq.exepid process 2216 creamleq.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
creamleq.exedescription pid process target process PID 2216 set thread context of 2044 2216 creamleq.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 4792 sc.exe 2920 sc.exe 8 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
Processes:
netsh.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 4708 2712 WerFault.exe cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe 4508 2216 WerFault.exe creamleq.exe -
System Location Discovery: System Language Discovery 1 TTPs 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
creamleq.execd40e2ae400d9246093680878435e4c0_JaffaCakes118.execmd.execmd.exenetsh.exesvchost.exesc.exesc.exesc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language creamleq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
cd40e2ae400d9246093680878435e4c0_JaffaCakes118.execreamleq.exedescription pid process target process PID 2712 wrote to memory of 3308 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe cmd.exe PID 2712 wrote to memory of 3308 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe cmd.exe PID 2712 wrote to memory of 3308 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe cmd.exe PID 2712 wrote to memory of 948 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe cmd.exe PID 2712 wrote to memory of 948 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe cmd.exe PID 2712 wrote to memory of 948 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe cmd.exe PID 2712 wrote to memory of 4792 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe sc.exe PID 2712 wrote to memory of 4792 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe sc.exe PID 2712 wrote to memory of 4792 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe sc.exe PID 2712 wrote to memory of 2920 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe sc.exe PID 2712 wrote to memory of 2920 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe sc.exe PID 2712 wrote to memory of 2920 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe sc.exe PID 2712 wrote to memory of 8 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe sc.exe PID 2712 wrote to memory of 8 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe sc.exe PID 2712 wrote to memory of 8 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe sc.exe PID 2712 wrote to memory of 412 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe netsh.exe PID 2712 wrote to memory of 412 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe netsh.exe PID 2712 wrote to memory of 412 2712 cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe netsh.exe PID 2216 wrote to memory of 2044 2216 creamleq.exe svchost.exe PID 2216 wrote to memory of 2044 2216 creamleq.exe svchost.exe PID 2216 wrote to memory of 2044 2216 creamleq.exe svchost.exe PID 2216 wrote to memory of 2044 2216 creamleq.exe svchost.exe PID 2216 wrote to memory of 2044 2216 creamleq.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2712 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\gbevfaax\2⤵
- System Location Discovery: System Language Discovery
PID:3308 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\creamleq.exe" C:\Windows\SysWOW64\gbevfaax\2⤵
- System Location Discovery: System Language Discovery
PID:948 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create gbevfaax binPath= "C:\Windows\SysWOW64\gbevfaax\creamleq.exe /d\"C:\Users\Admin\AppData\Local\Temp\cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4792 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description gbevfaax "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2920 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start gbevfaax2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:8 -
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
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:412 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 10322⤵
- Program crash
PID:4708
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C:\Windows\SysWOW64\gbevfaax\creamleq.exeC:\Windows\SysWOW64\gbevfaax\creamleq.exe /d"C:\Users\Admin\AppData\Local\Temp\cd40e2ae400d9246093680878435e4c0_JaffaCakes118.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2044 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2216 -s 5322⤵
- Program crash
PID:4508
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2712 -ip 27121⤵PID:1816
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2216 -ip 22161⤵PID:2444
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
10.0MB
MD5fb6f8f7a0b5be9f61727bb6a02bb3bb0
SHA1900bb0daed8c2a587662410771b05c5ade4490d4
SHA256f83a77ea067598bb36717175c73de4956d7e83ea411338c50580b69c61a11a84
SHA5122f8d7576be1beb7f7557feb781c4b9bbce653715d6df91a387baa02a8f8521e871aa5bbf0288007c8959e6b2abea999295d3ff564ca1b704910762e478518194