Analysis
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max time kernel
149s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-12-2024 21:57
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe
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Size
4.2MB
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MD5
3924aed44d6f384748f862bb7f55b3da
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SHA1
a03ff126aa33b54898102bcdd516764df823f54b
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SHA256
1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe
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SHA512
3491262e39c7708a97ca5d2cb5cf3d87bc50b606ac2555904e8ade71b88e54a54da11a711e9917e5736d4abd28154823f19cfcb149dd82a507a1e9d65e4c6f93
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SSDEEP
98304:YA2+sSAvyhcA3iPVlEb/UDq0tj+gSJrNkvaNAf8bBNPAYRb2f7io8:YABbAvyhcbNmb/EhbSPkvayWBNPAYcfU
Malware Config
Extracted
metasploit
windows/single_exec
Signatures
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Glupteba family
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Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/440-1-0x00000000033C0000-0x0000000003C62000-memory.dmp family_glupteba behavioral2/memory/440-2-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/440-3-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/440-5-0x00000000033C0000-0x0000000003C62000-memory.dmp family_glupteba behavioral2/memory/3192-7-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3192-11-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-13-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-19-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-20-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-21-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-22-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-23-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-24-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-25-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-26-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-27-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-28-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-29-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-30-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/628-31-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba -
MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Metasploit family
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4304 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 628 csrss.exe 5000 injector.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PatientTree = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.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 54 raw.githubusercontent.com 55 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_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.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 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrss.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,-931 = "Coordinated Universal Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" csrss.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,-772 = "Montevideo Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" csrss.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" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" csrss.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2064 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 440 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 440 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 628 csrss.exe 628 csrss.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe 5000 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 440 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe Token: SeImpersonatePrivilege 440 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe Token: SeSystemEnvironmentPrivilege 628 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3192 wrote to memory of 3504 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 86 PID 3192 wrote to memory of 3504 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 86 PID 3504 wrote to memory of 4304 3504 cmd.exe 88 PID 3504 wrote to memory of 4304 3504 cmd.exe 88 PID 3192 wrote to memory of 628 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 89 PID 3192 wrote to memory of 628 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 89 PID 3192 wrote to memory of 628 3192 JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe 89 PID 628 wrote to memory of 5000 628 csrss.exe 99 PID 628 wrote to memory of 5000 628 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_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:440 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3192 -
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:3504 -
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:4304
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe /301-3013⤵
- Executes dropped EXE
- 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:628 -
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:2064
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:348
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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:5000
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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
4.2MB
MD53924aed44d6f384748f862bb7f55b3da
SHA1a03ff126aa33b54898102bcdd516764df823f54b
SHA2561696dd673f455fd3d5c0e3268cde837e24f0e9d50fbb61c36914150f0fa2fabe
SHA5123491262e39c7708a97ca5d2cb5cf3d87bc50b606ac2555904e8ade71b88e54a54da11a711e9917e5736d4abd28154823f19cfcb149dd82a507a1e9d65e4c6f93