Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30/12/2024, 18:48
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe
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Size
4.3MB
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MD5
a573eafa214abd696ce0995c212c3d10
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SHA1
1c502e2ae8f2f574b5ea7d2fd4f39997aa0b7fcc
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SHA256
ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568
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SHA512
71718c9bf1f46f3428caecbb00f900cb989745fa4b1369e1935e31757c638d7dfd57cb7f43e1cb97becdb67a6ff8940df4b96ff1955cdae628c2f409a44ea3fe
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SSDEEP
98304:moUpv7MI3F86JuZvFjANi9ar44o3sLnjtAbxQ6jKIKvXrzy5i4NG:gvoKF8guZvFP9aBos5F6jKfvXg3G
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/4804-2-0x00000000037F0000-0x0000000004092000-memory.dmp family_glupteba behavioral2/memory/4804-3-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/4804-5-0x00000000037F0000-0x0000000004092000-memory.dmp family_glupteba behavioral2/memory/4804-6-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/4804-4-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/1900-9-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/1900-14-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-16-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-22-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-23-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-24-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-25-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-26-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-27-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-28-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-29-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-30-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-31-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-32-0x0000000000400000-0x0000000002F4E000-memory.dmp family_glupteba behavioral2/memory/4588-33-0x0000000000400000-0x0000000002F4E000-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 1708 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 4588 csrss.exe 4336 injector.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SummerViolet = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.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 51 raw.githubusercontent.com 52 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_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.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 -
Program crash 1 IoCs
pid pid_target Process procid_target 1864 1900 WerFault.exe 87 -
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_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.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,-1872 = "Russia TZ 7 Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" csrss.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,-171 = "Central Daylight Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" csrss.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" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas 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 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,-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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard 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,-562 = "SE Asia Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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,-872 = "Pakistan Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 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,-362 = "GTB Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard 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,-832 = "SA Eastern Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust 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,-2772 = "Omsk Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland 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,-121 = "SA Pacific Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight 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,-2141 = "Transbaikal Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern 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 3488 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4804 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 4804 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 4588 csrss.exe 4588 csrss.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe 4336 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4804 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe Token: SeImpersonatePrivilege 4804 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe Token: SeSystemEnvironmentPrivilege 4588 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1900 wrote to memory of 1936 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 88 PID 1900 wrote to memory of 1936 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 88 PID 1936 wrote to memory of 1708 1936 cmd.exe 90 PID 1936 wrote to memory of 1708 1936 cmd.exe 90 PID 1900 wrote to memory of 4588 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 91 PID 1900 wrote to memory of 4588 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 91 PID 1900 wrote to memory of 4588 1900 JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe 91 PID 4588 wrote to memory of 4336 4588 csrss.exe 110 PID 4588 wrote to memory of 4336 4588 csrss.exe 110 -
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_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4804 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568.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:1900 -
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:1936 -
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:1708
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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:4588 -
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:3488
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4612
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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:4336
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1900 -s 7683⤵
- Program crash
PID:1864
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1900 -ip 19001⤵PID:2384
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
4.3MB
MD5a573eafa214abd696ce0995c212c3d10
SHA11c502e2ae8f2f574b5ea7d2fd4f39997aa0b7fcc
SHA256ada5568abf18c4db4333ae2b39636a98eec58387ae105cb9ab953442d8223568
SHA51271718c9bf1f46f3428caecbb00f900cb989745fa4b1369e1935e31757c638d7dfd57cb7f43e1cb97becdb67a6ff8940df4b96ff1955cdae628c2f409a44ea3fe