Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-12-2024 23:01
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe
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Size
4.1MB
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MD5
a8f4d9c0f0ec1305703daf7c73f35514
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SHA1
c004b5ccf699b0b2ed75c40f3f5a4066ed95a960
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SHA256
964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3
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SHA512
830a5b80b9119eab198cee0a04e047ddae158f880ef04664df4aec09e4f9da808b2f1c39ec7063ce4604fb9e734aec5f14f2f4c725fa579c8a2abb042cace4c9
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SSDEEP
98304:4+mPvqfKWq0ZSsIdrgRTKZrnMK+yVWN//rbzINN3Ot566Bf:Jmc7FZKIyVIrbz63Ot55
Malware Config
Signatures
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Glupteba family
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Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/1284-2-0x00000000050C0000-0x0000000005937000-memory.dmp family_glupteba behavioral2/memory/1284-3-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/1284-4-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/1284-7-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/1284-6-0x00000000050C0000-0x0000000005937000-memory.dmp family_glupteba behavioral2/memory/3636-13-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-20-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-21-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-22-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-23-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-24-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-25-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-26-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-27-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-28-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-29-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-30-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-31-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-32-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba behavioral2/memory/5024-33-0x0000000000400000-0x0000000002FFB000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4160 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 5024 csrss.exe 4156 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 47 raw.githubusercontent.com 48 raw.githubusercontent.com -
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe -
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\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 csrss.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 548 schtasks.exe 1988 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1284 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 1284 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 5024 csrss.exe 5024 csrss.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 5024 csrss.exe 5024 csrss.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe 4156 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1284 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Token: SeImpersonatePrivilege 1284 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe Token: SeSystemEnvironmentPrivilege 5024 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3636 wrote to memory of 1632 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 89 PID 3636 wrote to memory of 1632 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 89 PID 1632 wrote to memory of 4160 1632 cmd.exe 91 PID 1632 wrote to memory of 4160 1632 cmd.exe 91 PID 3636 wrote to memory of 5024 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 92 PID 3636 wrote to memory of 5024 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 92 PID 3636 wrote to memory of 5024 3636 JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe 92 PID 5024 wrote to memory of 4156 5024 csrss.exe 99 PID 5024 wrote to memory of 4156 5024 csrss.exe 99 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1284 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3636 -
C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
PID:4160
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5024 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
PID:548
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4996
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4156
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
PID:1988
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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
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
4.1MB
MD5a8f4d9c0f0ec1305703daf7c73f35514
SHA1c004b5ccf699b0b2ed75c40f3f5a4066ed95a960
SHA256964c3273fb0919b1fb6bd171e52e1c98020f2eb3f5cb658230ba01b935207ea3
SHA512830a5b80b9119eab198cee0a04e047ddae158f880ef04664df4aec09e4f9da808b2f1c39ec7063ce4604fb9e734aec5f14f2f4c725fa579c8a2abb042cace4c9