Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
27/09/2024, 23:40
Behavioral task
behavioral1
Sample
fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe
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Size
66KB
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MD5
fb1c9523c5d39b9993f253eabb729ecf
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SHA1
dcf1e48fbdafd27c2f4cb5f2662417060a7e526f
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SHA256
0a949f3ca17adc14b13221a85519f2607e7413b00db422f38270b06588db0309
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SHA512
50db067186516b4fabe01165f7c1d3e24096b1f5d7acc181184b54a6e2d5108607aec628b3f4e1c8db10ae334f2712be39b30b31d6669df1e17468c1e978c5cd
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SSDEEP
1536:RxHo2Lb5ieiVNSp3nzkMYGc2R9eTYtOd:RxI2RUNSRzjPclEm
Malware Config
Signatures
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 3 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{AENGFU3AA-B573-11d2-9CBD-0000F87A369E} csecs.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{AENGFU3AA-B573-11d2-9CBD-0000F87A369E}\ = "Ver573" csecs.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{AENGFU3AA-B573-11d2-9CBD-0000F87A369E}\stubpath = "C:\\WINDOWS\\Cedie\\csecs.exe" csecs.exe -
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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe -
Executes dropped EXE 4 IoCs
pid Process 2808 xKjq1qS3lOx.exe 2268 tmp.exe 3188 tmp.exe 2428 csecs.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\tmp.exe fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/3884-0-0x0000000000400000-0x0000000000432000-memory.dmp upx behavioral2/memory/3884-31-0x0000000000400000-0x0000000000432000-memory.dmp upx behavioral2/memory/3884-32-0x0000000000400000-0x0000000000432000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\WINDOWS\Cedie\csecs.exe tmp.exe File created C:\WINDOWS\Cedie\csecs.exe tmp.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 tmp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tmp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csecs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xKjq1qS3lOx.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3345440985" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000009bd7b3d01c72643a6b4d24d0b70957000000000020000000000106600000001000020000000d0ad3fc4236c6e606e593b2ff5a35850ec4ec970fa433d0f2dd93d02aa626441000000000e800000000200002000000048cc65f5610537a79b2edd8457f636e1bbbd6fac311c0fba71fb38937046df4420000000ed8378d86c871797c4ba1cadb2456b5a7bc2d5015536d3676965ab2ff9518acd40000000fba41ccf6b6b693f84b6721f023e287031986afa791dab5709fc3798c3ee14c1afa508e9a16fab2e3dfebb32433823ab6238ba4db4bae8d1c3c6e5847bb159da IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3345440985" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "434245434" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 803940c83611db01 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134006" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 900d39c83611db01 IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134006" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000009bd7b3d01c72643a6b4d24d0b709570000000000200000000001066000000010000200000003c5f3371cc03f7fc1bca70ca533a15dac20ce0d9a854a1c112919834eca517a6000000000e800000000200002000000053cf66443c16ce09aec70c69c40e22e88439c446dfa00a642fce21a348dcdc22200000006b28a83621b6bbdcadc2e116c8599ba1eaaec34549da88a528eb9773310c674640000000134738f702b050fe75efe627115b74ad0594a4482fcc1d3b5085c4c3b0987695019af42ac82506911da9815d72f0b85e199c2ab73e2ad3c2174eb7cff4d29561 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F2E5FFB6-7D29-11EF-818E-DEB7298358C0} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\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 (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31134006" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3349191054" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3860 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2808 xKjq1qS3lOx.exe 2808 xKjq1qS3lOx.exe 2808 xKjq1qS3lOx.exe 2808 xKjq1qS3lOx.exe 3860 IEXPLORE.EXE 3860 IEXPLORE.EXE 3180 IEXPLORE.EXE 3180 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 3884 wrote to memory of 2808 3884 fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe 82 PID 3884 wrote to memory of 2808 3884 fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe 82 PID 3884 wrote to memory of 2808 3884 fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe 82 PID 3884 wrote to memory of 2268 3884 fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe 83 PID 3884 wrote to memory of 2268 3884 fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe 83 PID 3884 wrote to memory of 2268 3884 fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe 83 PID 3884 wrote to memory of 3640 3884 fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe 84 PID 3884 wrote to memory of 3640 3884 fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe 84 PID 3884 wrote to memory of 3640 3884 fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe 84 PID 2268 wrote to memory of 3188 2268 tmp.exe 85 PID 2268 wrote to memory of 3188 2268 tmp.exe 85 PID 2268 wrote to memory of 3188 2268 tmp.exe 85 PID 3640 wrote to memory of 3860 3640 iexplore.exe 86 PID 3640 wrote to memory of 3860 3640 iexplore.exe 86 PID 3860 wrote to memory of 3180 3860 IEXPLORE.EXE 88 PID 3860 wrote to memory of 3180 3860 IEXPLORE.EXE 88 PID 3860 wrote to memory of 3180 3860 IEXPLORE.EXE 88 PID 3188 wrote to memory of 2428 3188 tmp.exe 87 PID 3188 wrote to memory of 2428 3188 tmp.exe 87 PID 3188 wrote to memory of 2428 3188 tmp.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fb1c9523c5d39b9993f253eabb729ecf_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3884 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\unbPD7Ff2sVpV0s\xKjq1qS3lOx.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\unbPD7Ff2sVpV0s\xKjq1qS3lOx.exe" -Start2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2808
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C:\Windows\SysWOW64\tmp.exe"C:\Windows\system32\tmp.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Windows\SysWOW64\tmp.exeC:\Windows\SysWOW64\tmp.exe3⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3188 -
C:\WINDOWS\Cedie\csecs.exeC:\WINDOWS\Cedie\csecs.exe4⤵
- Boot or Logon Autostart Execution: Active Setup
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2428
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C:\Program Files (x86)\Internet Explorer\iexplore.exehttp://c1.shooker.net/mn/c.php2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3640 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://c1.shooker.net/mn/c.php3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3860 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3860 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3180
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD526a530ee73be78630db043f4b5bd8889
SHA1ec3c292b4e31813f36451a3e3bf25dbbd8986d04
SHA256b2b21178dfef3ddd66650c43c8169a570fa5e6064ba1a27db37f5a6c12c0913d
SHA512623470677efff3603c3564a3790eee35838b608c67ab5f965fbdf596e4342b1586be03a3db107a589398aec35e0c4e0c30f98b721379d0f9c6754f975db00194
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD528734246197e4b2d90a5d93fd7462fbf
SHA1784d4e5d2f0894a3429abdf7c033b635ed3afc5c
SHA256b0aa03c9c825e086a4ceb287843cf8f24d6e4f77def4f1afa5d937baddf23817
SHA51231d97e3681cd8e63aae5f009f8eb1c3544f7a9eeff70271bf3d57694beb6bef262410a04a1c05a69498e61fb2911cfc17b332563d678b0cc9eb239aecf78817a
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\unbPD7Ff2sVpV0s\xKjq1qS3lOx.exe
Filesize24KB
MD54d9be80a4c1939aaaee153eaf701d388
SHA1158da7957070cbd253d8ca989dac7ed9b013d501
SHA25694f57914b5b4d02f68db7eb0bd0c69bd320f563a12bb7b4d4038c5c5cdc6d182
SHA512a8b8a1a8822441e7ffd7448755c685a36d803074bb1b394889f2c4425bc3dc279d278e0abdb3ec0b6b6aff43a99372ba5772b046fb13d47688efbc197ebb3d4a
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Filesize
9.2MB
MD502304f25c3aa5834f5e00870a795d46e
SHA118d719c98b08c3880059a3ef25a56df4a596805d
SHA2562674247f1805e10863151eab848bdd60fd3fc098271fc664fd746695fbece2fb
SHA512858a8d3046f02b2b46454c7577972e68983b1fd29f5531a0ef8bf518c8e534203ca375ac81456c9b3da2b9a432083f4d4c5eb5b287322f496f85a2cb81c8b899
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Filesize
19KB
MD5f98216c8ec56ffae60de27426782cdbc
SHA11a7453f95f5b457c0d79bab0b68a937f32020b85
SHA25621431cb1b42a9d54582d72594dad884bc3c6a103cb4467700d61a76f7de88561
SHA5123c67da42decd89627bae4ccfed70c15a4021cd72c42aa2eabee31252a9dd942a96099f1e862264efb23f74e0ac9be299c37775354e17b5562ecdff1cbd025f4b
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Filesize
27B
MD537ded06c94faa0b0eda39e65984b5a62
SHA12772fec3d3d47811d5415604087f60b5393b3430
SHA2561971a724ae6cfa3628fcf6554a2b48f0ba175216800154d9294c43fe91ef91d0
SHA51212633fdc728cae2ac65f8bec4a2ad47a67191e9cec5722fec931055f9e4abc946b944a302da6e9c4b48ed31ea1949149cc64a02b83ef54bbc879793ae3b88a4c