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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
22/01/2025, 08:35
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe
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Size
109KB
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MD5
0bfddeb508a6ad241a71e84f2b1d04b4
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SHA1
24e3103a3d2e1f85c66c6fe934def0cc937ce633
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SHA256
d27df78577524e219cb0cc89447fce0a03cd3ee044a0c734363a03a0f5488c7a
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SHA512
dac9993545be73eafdbf3b8d73ae5cff4c3507578e6fe99eaa32396999b2c1d9673cd9e04e2c2f255a8cc18e1e8197f41f8df79e39c1dca562fb9d69ea0666f6
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SSDEEP
3072:jgeWPCmabC3YUSlr6WzA9dLy/R5jwaaHw7Koj4rV:c4PtUSlrdydm/8
Malware Config
Signatures
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Ramnit family
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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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe -
Executes dropped EXE 1 IoCs
pid Process 4272 vwuaucxuguarxiyf.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 3100 5068 WerFault.exe 83 4900 4812 WerFault.exe 101 -
System Location Discovery: System Language Discovery 1 TTPs 6 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 vwuaucxuguarxiyf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 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 iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E1632C21-D89B-11EF-A7EA-E26222BAF6A3} = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157416" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "444299923" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3049936310" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3249156784" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157416" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3052279977" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157416" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 660 Process not Found -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeSecurityPrivilege 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe Token: SeDebugPrivilege 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe Token: SeSecurityPrivilege 4272 vwuaucxuguarxiyf.exe Token: SeLoadDriverPrivilege 4272 vwuaucxuguarxiyf.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3116 IEXPLORE.EXE 3116 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3116 IEXPLORE.EXE 3116 IEXPLORE.EXE 1920 IEXPLORE.EXE 1920 IEXPLORE.EXE 1920 IEXPLORE.EXE 1920 IEXPLORE.EXE 3116 IEXPLORE.EXE 3116 IEXPLORE.EXE 1956 IEXPLORE.EXE 1956 IEXPLORE.EXE 1956 IEXPLORE.EXE 1956 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 2816 wrote to memory of 5068 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 83 PID 2816 wrote to memory of 5068 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 83 PID 2816 wrote to memory of 5068 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 83 PID 2816 wrote to memory of 5068 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 83 PID 2816 wrote to memory of 5068 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 83 PID 2816 wrote to memory of 5068 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 83 PID 2816 wrote to memory of 5068 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 83 PID 2816 wrote to memory of 5068 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 83 PID 2816 wrote to memory of 5068 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 83 PID 2816 wrote to memory of 3496 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 89 PID 2816 wrote to memory of 3496 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 89 PID 2816 wrote to memory of 3496 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 89 PID 3496 wrote to memory of 3116 3496 iexplore.exe 90 PID 3496 wrote to memory of 3116 3496 iexplore.exe 90 PID 3116 wrote to memory of 1920 3116 IEXPLORE.EXE 93 PID 3116 wrote to memory of 1920 3116 IEXPLORE.EXE 93 PID 3116 wrote to memory of 1920 3116 IEXPLORE.EXE 93 PID 2816 wrote to memory of 4812 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 101 PID 2816 wrote to memory of 4812 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 101 PID 2816 wrote to memory of 4812 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 101 PID 2816 wrote to memory of 4812 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 101 PID 2816 wrote to memory of 4812 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 101 PID 2816 wrote to memory of 4812 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 101 PID 2816 wrote to memory of 4812 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 101 PID 2816 wrote to memory of 4812 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 101 PID 2816 wrote to memory of 4812 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 101 PID 2816 wrote to memory of 1196 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 106 PID 2816 wrote to memory of 1196 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 106 PID 2816 wrote to memory of 1196 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 106 PID 1196 wrote to memory of 3204 1196 iexplore.exe 107 PID 1196 wrote to memory of 3204 1196 iexplore.exe 107 PID 3116 wrote to memory of 1956 3116 IEXPLORE.EXE 108 PID 3116 wrote to memory of 1956 3116 IEXPLORE.EXE 108 PID 3116 wrote to memory of 1956 3116 IEXPLORE.EXE 108 PID 2816 wrote to memory of 4272 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 111 PID 2816 wrote to memory of 4272 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 111 PID 2816 wrote to memory of 4272 2816 JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe 111
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0bfddeb508a6ad241a71e84f2b1d04b4.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:5068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 2043⤵
- Program crash
PID:3100
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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:3496 -
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:3116 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3116 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1920
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3116 CREDAT:17416 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1956
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:4812
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 2083⤵
- Program crash
PID:4900
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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:1196 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"3⤵
- Modifies Internet Explorer settings
PID:3204
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C:\Users\Admin\AppData\Local\Temp\vwuaucxuguarxiyf.exe"C:\Users\Admin\AppData\Local\Temp\vwuaucxuguarxiyf.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4272
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5068 -ip 50681⤵PID:4564
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4812 -ip 48121⤵PID:4488
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
MD5fbd57568c7e969025fd7a77d6a9e5f45
SHA1d8c221556c7dbeb55cbfe80a3006b6578e2ae4bd
SHA256b820d32dc781d4a3af1cc452d73d4f57e1d963da4cdec90cb0660837657c8328
SHA512c8d4e5b78e01570d02f0953bd0ebd818ed2985dfc5006ba39ce101693f1bc9de8550b9149d3028911ec5c1371b813f0bc8391d10294e04022b52a91c3d47f5cf
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD57d48682f5fd3c86a86267e1e0620d781
SHA1394f180fe2a6fe5f47efde277ab4a46543187580
SHA2563d449c170bbad11949dc901c4e7d9776221c19b05fa29827d329a49b26b19253
SHA512bbde48ee4f8e5343bf3cd0f12f7dc9dc6058328704a0ba4b75b0b3423637c25bdb63669e6eee1c79ee810dbda6c5bb1a7b158ef0e89f7fa8a52cf31ac90206f4
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
109KB
MD50bfddeb508a6ad241a71e84f2b1d04b4
SHA124e3103a3d2e1f85c66c6fe934def0cc937ce633
SHA256d27df78577524e219cb0cc89447fce0a03cd3ee044a0c734363a03a0f5488c7a
SHA512dac9993545be73eafdbf3b8d73ae5cff4c3507578e6fe99eaa32396999b2c1d9673cd9e04e2c2f255a8cc18e1e8197f41f8df79e39c1dca562fb9d69ea0666f6