Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27/01/2025, 15:12
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe
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Size
564KB
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MD5
40dd585383358253ab47de6f05b38a71
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SHA1
7a95736022859031c6d06c9dbcafcc0eb66d134b
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SHA256
e31eb92bc1607542f267d7f7050664e43d7cbacdaa1852345e4d74e28cd6d44f
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SHA512
2849cacaa9606057012476e0c5474d5e60341c45e9994a0a2d29a0e24281ec8e99f60d95ad681ea92f0be9fddf32a523a29d2da0467cfac4cdbdd3f0ba3e7cf1
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SSDEEP
12288:u+MDtCi7NFlZnNqZ9xGrLpZ0ZHEqtgb0Ub:utplNFgxG5eZngb0U
Malware Config
Signatures
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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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation nbfile0.exe -
Executes dropped EXE 2 IoCs
pid Process 2632 nbfile0.exe 1668 nbfile1.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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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 JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nbfile0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nbfile1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
NSIS installer 1 IoCs
resource yara_rule behavioral2/files/0x0009000000023c57-2.dat nsis_installer_2 -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3877908767" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing 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\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30cf9feacd70db01 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\Main\CompatibilityFlags = "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\GPU 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 Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31158477" 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\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery 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 = "31158477" 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\TabbedBrowsing\NewTabPage\LastProcessed = 602d8feacd70db01 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 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 Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3878689653" 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 = "444755702" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive 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\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cf5e2d781c051b42bc6b8082e201d2c200000000020000000000106600000001000020000000b4bb054c431039118a27e30b18b3dca40bfdf5c9c8dfd575bd7ae6cd51e9c63c000000000e8000000002000020000000b6c10701443e4c09cbcf6cca3b0a746155dccd0727533daae285409e5a2e688820000000a309944875e32f461ac51a49754fff3b0a1e8bb76b275d4e4f3e39b2caa3711e40000000f27ac034e3b6fe1724a6f7363e264ff916ba3e87b1f653eb7427c37b13fedaf57343ed68a46bf58cd3431fa2eb70e23bab83ebeda1a291ac6c0d5b4f2414d4bd IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{12A2CC4B-DCC1-11EF-BDBF-FAA11E730504} = "0" 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\TabbedBrowsing\NTPFirstRun = "1" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000cf5e2d781c051b42bc6b8082e201d2c200000000020000000000106600000001000020000000d4b090547560c5bd49642e4ada39bdf02e103f334bca9f87257a13ba596dbc79000000000e8000000002000020000000e4a43c91e634a572bc7184a93b2784ba49446fa0a43fd750694c5d7f4b188be0200000000c7e5238e2f26cda86b9331f32f98d3d93200feda360c20baad3179557dbf476400000005f2db8a20778509e6ced0807d8ad070746acbee5494942783c95eaa274f55c9e32e0bc6888d2a100dda48e2c7b83ede8289993742554e64946874ddf1a71617b 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 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\TabbedBrowsing\NewTabPage IEXPLORE.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000_Classes\Local Settings nbfile0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1668 nbfile1.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1988 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1668 nbfile1.exe 1988 IEXPLORE.EXE 1988 IEXPLORE.EXE 4572 IEXPLORE.EXE 4572 IEXPLORE.EXE 4572 IEXPLORE.EXE 4572 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1716 wrote to memory of 2632 1716 JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe 83 PID 1716 wrote to memory of 2632 1716 JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe 83 PID 1716 wrote to memory of 2632 1716 JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe 83 PID 1716 wrote to memory of 1668 1716 JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe 84 PID 1716 wrote to memory of 1668 1716 JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe 84 PID 1716 wrote to memory of 1668 1716 JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe 84 PID 1668 wrote to memory of 1988 1668 nbfile1.exe 85 PID 1668 wrote to memory of 1988 1668 nbfile1.exe 85 PID 2632 wrote to memory of 1500 2632 nbfile0.exe 86 PID 2632 wrote to memory of 1500 2632 nbfile0.exe 86 PID 2632 wrote to memory of 1500 2632 nbfile0.exe 86 PID 2632 wrote to memory of 436 2632 nbfile0.exe 87 PID 2632 wrote to memory of 436 2632 nbfile0.exe 87 PID 2632 wrote to memory of 436 2632 nbfile0.exe 87 PID 1988 wrote to memory of 4572 1988 IEXPLORE.EXE 88 PID 1988 wrote to memory of 4572 1988 IEXPLORE.EXE 88 PID 1988 wrote to memory of 4572 1988 IEXPLORE.EXE 88 PID 1668 wrote to memory of 4376 1668 nbfile1.exe 89 PID 1668 wrote to memory of 4376 1668 nbfile1.exe 89 PID 1668 wrote to memory of 4376 1668 nbfile1.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40dd585383358253ab47de6f05b38a71.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1716 -
C:\Users\Admin\AppData\Local\Temp\nbfile0.exeC:\Users\Admin\AppData\Local\Temp\nbfile0.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\newsetup.vbs"3⤵
- System Location Discovery: System Language Discovery
PID:1500
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\1.vbs"3⤵
- System Location Discovery: System Language Discovery
PID:436
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C:\Users\Admin\AppData\Local\Temp\nbfile1.exeC:\Users\Admin\AppData\Local\Temp\nbfile1.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://down.97199.com/install2/?sl33⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1988 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4572
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\nbfile1.exe3⤵
- System Location Discovery: System Language Discovery
PID:4376
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD565ff4e1a660b03c192195dc09416d8a8
SHA1c8e9c1b5d0e74e2f581eaa06d77db42ddb2b24b9
SHA25625f890730498e80c6b85f0ca869917f45af6cadbb427695a615181eac3285dc2
SHA5123efa3c79d74861659b4e6e97b362fb4943eeae2e81425029bbf407fb2c4c914bc2d2b43bc8164e9ed050cdb24f411a8582e086eb3557227ad79ec2256c5a52ba
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5724e446070cdf854a793c9fa8f8f009f
SHA1cfd1e152d4d86161a74459cd9090b3b04ac44c42
SHA256e10bc6731c11841350f557136451f3dacfb55308a1c56af04a44a68e655d27c6
SHA512bfe7100cd86ef8ad559ba463f597392fa3b1cf0daa47003a223632727a4eb61c9d1c5fe679d7d4a12184b37c72b648a4b9d99591ccca65853513d5efb56b7fb9
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
35KB
MD508f52a4ccd01913b9a9691093a64366f
SHA1e44c6620b4107a0f55e89f632c007a9a1ec88119
SHA25685357e0168e34f2d01f319a0f129132b77f03cafb6820ecf6dda64a39266582d
SHA512d6a9eed3a663f59047cb6d74aed375a7041060921ea80835f039726fa171fbf7b030c29a4c3059ae875058605f54bebfcba7d4daaf36b5ed1cb960e91d4755fc
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Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5
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Filesize
631B
MD55e2c0c26e344eeae4304c9bb561ea89b
SHA14664f9d0f582ab586ab197515aa45499eb18db41
SHA256f74ed58e1ff45165abf943ff0364fff8e5d873b9051ccba0da940399fbd8aac3
SHA5124aa5f6d5c35160470f99808dab9a68f826e726eae0b7f536e71665b978d72502faf971c4f9f2a9a792b3aca04736c9c97d633da7b34b50dbd3831dcb67284d97