Analysis
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max time kernel
146s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
29/12/2024, 22:36
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe
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Size
217KB
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MD5
edacf50354a9e6e50955d4d75dc9d3fc
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SHA1
e55be89d83db2c861881ea464a3bf6323b26c4f5
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SHA256
02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db
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SHA512
5cbbf27ac3faf2f065f0408abdee478433e0193872fbebcb46411b3fa8c625d84f44348e64aa1a2ceac2310dcd60941f0fad47d5d40475e2fccc6b13cfc6521b
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SSDEEP
3072:ShqCP0VOCAW/KEow57KVEXKS9H6U8bDCSQblkUlCyEaa:Ssb/KmXKEaU8QbfVE
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Signatures
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Tofsee family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\wffnauzo = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2316 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wffnauzo\ImagePath = "C:\\Windows\\SysWOW64\\wffnauzo\\euuujagy.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 1072 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2640 euuujagy.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2640 set thread context of 1072 2640 euuujagy.exe 43 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2588 sc.exe 2604 sc.exe 2620 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.
description 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 -
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.
description ioc Process 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.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 euuujagy.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2792 wrote to memory of 2888 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 30 PID 2792 wrote to memory of 2888 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 30 PID 2792 wrote to memory of 2888 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 30 PID 2792 wrote to memory of 2888 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 30 PID 2792 wrote to memory of 2088 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 32 PID 2792 wrote to memory of 2088 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 32 PID 2792 wrote to memory of 2088 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 32 PID 2792 wrote to memory of 2088 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 32 PID 2792 wrote to memory of 2604 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 34 PID 2792 wrote to memory of 2604 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 34 PID 2792 wrote to memory of 2604 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 34 PID 2792 wrote to memory of 2604 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 34 PID 2792 wrote to memory of 2620 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 36 PID 2792 wrote to memory of 2620 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 36 PID 2792 wrote to memory of 2620 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 36 PID 2792 wrote to memory of 2620 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 36 PID 2792 wrote to memory of 2588 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 38 PID 2792 wrote to memory of 2588 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 38 PID 2792 wrote to memory of 2588 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 38 PID 2792 wrote to memory of 2588 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 38 PID 2792 wrote to memory of 2316 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 41 PID 2792 wrote to memory of 2316 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 41 PID 2792 wrote to memory of 2316 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 41 PID 2792 wrote to memory of 2316 2792 JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe 41 PID 2640 wrote to memory of 1072 2640 euuujagy.exe 43 PID 2640 wrote to memory of 1072 2640 euuujagy.exe 43 PID 2640 wrote to memory of 1072 2640 euuujagy.exe 43 PID 2640 wrote to memory of 1072 2640 euuujagy.exe 43 PID 2640 wrote to memory of 1072 2640 euuujagy.exe 43 PID 2640 wrote to memory of 1072 2640 euuujagy.exe 43
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2792 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\wffnauzo\2⤵
- System Location Discovery: System Language Discovery
PID:2888
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\euuujagy.exe" C:\Windows\SysWOW64\wffnauzo\2⤵
- System Location Discovery: System Language Discovery
PID:2088
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create wffnauzo binPath= "C:\Windows\SysWOW64\wffnauzo\euuujagy.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2604
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description wffnauzo "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2620
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start wffnauzo2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2588
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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:2316
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C:\Windows\SysWOW64\wffnauzo\euuujagy.exeC:\Windows\SysWOW64\wffnauzo\euuujagy.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02c2f7c0aa319c0d657f13416f6b0ab894908dea1d5b8a8d861bca68987d01db.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2640 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:1072
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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
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
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Downloads
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Filesize
11.3MB
MD543df2b810348aa24272ec4d6f466ae0d
SHA1a47671a7a8c48167914c3cdc79aa3cbdbfa27e55
SHA256e9d72e8cc05602a9dba292c2eb217784aefbad50039a155fdabba3ff566782cc
SHA51229c891801fced31dd3ddcf993ee66bba8010f557bfa3ee0d05c1640ba414d11e27eb47944d8eb2fc7b7755b616299ab397dd339ebb9b7545d056020f7b4d2a12