Analysis
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max time kernel
93s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-01-2025 12:28
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe
Resource
win7-20240729-en
General
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Target
JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe
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Size
141KB
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MD5
21695aa062df501dc2ddc91b69c42971
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SHA1
454f39077d0e9224af0ebd446c44ac60df089874
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SHA256
d135ead8d393f108c0c1cb67fc64bf028115d86792fc80459266216d4dac3020
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SHA512
0893e529e493186ab56f4d9cdaa7141f65f272d6e9f20e1519135f8c166e4558810d59450dacd2ae714d058e1fec6a087f0c9239fd5dbfbd6aae3fd801e51221
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SSDEEP
3072:I4qG0nUuHumNBgHUq8fhFaaHw7Koj4rtpga7yPnl0GRkfDkM4kqBC9TwrnsPXK4j:9qG0UEuABg8xgLg
Malware Config
Signatures
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Ramnit family
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UAC bypass 3 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" jcttdkdsegucdbcg.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation jcttdkdsegucdbcg.exe -
Executes dropped EXE 2 IoCs
pid Process 2772 jcttdkdsegucdbcg.exe 2592 jcttdkdsegucdbcg.exe -
Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" jcttdkdsegucdbcg.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 1080 4932 WerFault.exe 84 2812 4056 WerFault.exe 105 -
System Location Discovery: System Language Discovery 1 TTPs 7 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 iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jcttdkdsegucdbcg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157851" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2619881643" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157851" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2421287562" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "444486691" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2422225148" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BBD087B7-DA4E-11EF-BDBF-4E8E92B54298} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157851" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 656 Process not Found -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeSecurityPrivilege 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe Token: SeDebugPrivilege 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe Token: SeSecurityPrivilege 2772 jcttdkdsegucdbcg.exe Token: SeSecurityPrivilege 2592 jcttdkdsegucdbcg.exe Token: SeLoadDriverPrivilege 2592 jcttdkdsegucdbcg.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2128 IEXPLORE.EXE 2128 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2128 IEXPLORE.EXE 2128 IEXPLORE.EXE 4872 IEXPLORE.EXE 4872 IEXPLORE.EXE 4872 IEXPLORE.EXE 4872 IEXPLORE.EXE 2128 IEXPLORE.EXE 2128 IEXPLORE.EXE 3580 IEXPLORE.EXE 3580 IEXPLORE.EXE 3580 IEXPLORE.EXE 3580 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 3716 wrote to memory of 4932 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 84 PID 3716 wrote to memory of 4932 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 84 PID 3716 wrote to memory of 4932 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 84 PID 3716 wrote to memory of 4932 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 84 PID 3716 wrote to memory of 4932 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 84 PID 3716 wrote to memory of 4932 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 84 PID 3716 wrote to memory of 4932 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 84 PID 3716 wrote to memory of 4932 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 84 PID 3716 wrote to memory of 4932 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 84 PID 3716 wrote to memory of 2496 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 98 PID 3716 wrote to memory of 2496 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 98 PID 3716 wrote to memory of 2496 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 98 PID 2496 wrote to memory of 2128 2496 iexplore.exe 99 PID 2496 wrote to memory of 2128 2496 iexplore.exe 99 PID 2128 wrote to memory of 4872 2128 IEXPLORE.EXE 101 PID 2128 wrote to memory of 4872 2128 IEXPLORE.EXE 101 PID 2128 wrote to memory of 4872 2128 IEXPLORE.EXE 101 PID 3716 wrote to memory of 4056 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 105 PID 3716 wrote to memory of 4056 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 105 PID 3716 wrote to memory of 4056 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 105 PID 3716 wrote to memory of 4056 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 105 PID 3716 wrote to memory of 4056 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 105 PID 3716 wrote to memory of 4056 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 105 PID 3716 wrote to memory of 4056 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 105 PID 3716 wrote to memory of 4056 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 105 PID 3716 wrote to memory of 4056 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 105 PID 3716 wrote to memory of 2904 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 110 PID 3716 wrote to memory of 2904 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 110 PID 3716 wrote to memory of 2904 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 110 PID 2904 wrote to memory of 4584 2904 iexplore.exe 111 PID 2904 wrote to memory of 4584 2904 iexplore.exe 111 PID 2128 wrote to memory of 3580 2128 IEXPLORE.EXE 112 PID 2128 wrote to memory of 3580 2128 IEXPLORE.EXE 112 PID 2128 wrote to memory of 3580 2128 IEXPLORE.EXE 112 PID 3716 wrote to memory of 2772 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 114 PID 3716 wrote to memory of 2772 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 114 PID 3716 wrote to memory of 2772 3716 JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe 114 PID 2772 wrote to memory of 2912 2772 jcttdkdsegucdbcg.exe 116 PID 2772 wrote to memory of 2912 2772 jcttdkdsegucdbcg.exe 116 PID 2772 wrote to memory of 2912 2772 jcttdkdsegucdbcg.exe 116 PID 2912 wrote to memory of 2592 2912 cmd.exe 118 PID 2912 wrote to memory of 2592 2912 cmd.exe 118 PID 2912 wrote to memory of 2592 2912 cmd.exe 118 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" jcttdkdsegucdbcg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_21695aa062df501dc2ddc91b69c42971.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3716 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:4932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4932 -s 843⤵
- Program crash
PID:1080
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2496 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2128 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4872
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2128 CREDAT:17416 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3580
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:4056
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4056 -s 2043⤵
- Program crash
PID:2812
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"3⤵
- Modifies Internet Explorer settings
PID:4584
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C:\Users\Admin\AppData\Local\Temp\jcttdkdsegucdbcg.exe"C:\Users\Admin\AppData\Local\Temp\jcttdkdsegucdbcg.exe" elevate2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\jcttdkdsegucdbcg.exe"" admin3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2912 -
C:\Users\Admin\AppData\Local\Temp\jcttdkdsegucdbcg.exe"C:\Users\Admin\AppData\Local\Temp\jcttdkdsegucdbcg.exe" admin4⤵
- UAC bypass
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:2592
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4932 -ip 49321⤵PID:4688
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4056 -ip 40561⤵PID:3960
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5ce36378334f2edb4e728e0632afebb70
SHA189d54efcb8c7bbe532e5ad91b38468279d3f5c93
SHA2566be47a3ecfbf81a123c297ee65d70177b4010bfbe728b94b4337453683b9a6e1
SHA5123e09cc9ece1907c072f02f768ec749ceef3b8913f394bb075b1948d0409b7910670b91da7d35160c211d0bf8df05e83409a1ad7493ea53864c41f37305f75aa2
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD52f0f0a07278504a6414bc907f946d11c
SHA12746bdd566fe47c495c8ff0bf1f72cea3b506144
SHA25631d03f889869c49fe093c7d9dcd73519a7e54aea6b2d5c29ea1b7ab63cc6ccba
SHA512d9d43430872adb1282575904689d384e63ca42a7b24fc5815d19c964d82fd8aad88f463d3a8ce6c9b23991fe79945401764121685010ef66293d82746a28bf49
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
141KB
MD521695aa062df501dc2ddc91b69c42971
SHA1454f39077d0e9224af0ebd446c44ac60df089874
SHA256d135ead8d393f108c0c1cb67fc64bf028115d86792fc80459266216d4dac3020
SHA5120893e529e493186ab56f4d9cdaa7141f65f272d6e9f20e1519135f8c166e4558810d59450dacd2ae714d058e1fec6a087f0c9239fd5dbfbd6aae3fd801e51221