Analysis
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max time kernel
149s -
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
25-12-2024 00:31
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe
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Size
4.2MB
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MD5
a5e18bf18b7ce749b96f1caaa5debba0
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SHA1
69469775cfa8428261a9c995e18a697195cfd58b
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SHA256
20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f
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SHA512
7cc592a7f0ec2384244d33eaf653c7c2e8bbabc441736e02ee27756a27e96d7f43e8870ce844fbd5e7ff8e15df5d52d92c6d5b3cc054a8c82e7cc8237e5eb58c
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SSDEEP
98304:4/CIbqkEfDCtcKtsrqYV+wdnanmxXJC01bQDN4GFcyz:4qxKULFwoJn1bQuGFcyz
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/4308-1-0x0000000003350000-0x0000000003BF2000-memory.dmp family_glupteba behavioral2/memory/4308-2-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/4308-5-0x0000000003350000-0x0000000003BF2000-memory.dmp family_glupteba behavioral2/memory/4308-3-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/4228-7-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/4228-13-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-14-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-20-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-21-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-22-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-23-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-24-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-25-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-26-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-27-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-28-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-29-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-30-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-31-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/3028-32-0x0000000000400000-0x0000000000CBD000-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 3076 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 3028 csrss.exe 3128 injector.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\LateHaze = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.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 53 raw.githubusercontent.com 54 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_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.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_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.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,-292 = "Central European Standard Time" csrss.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" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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,-982 = "Kamchatka 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,-932 = "Coordinated Universal Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight 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,-31 = "Mid-Atlantic Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 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" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 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,-81 = "Atlantic Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs csrss.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,-832 = "SA Eastern Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs csrss.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,-1892 = "Russia TZ 3 Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard 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,-601 = "Taipei Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard 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,-3142 = "South Sudan Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight 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,-2791 = "Novosibirsk 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,-732 = "Fiji Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji 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,-771 = "Montevideo Daylight 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,-151 = "Central America Daylight 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,-1472 = "Magadan Standard 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\Microsoft\SystemCertificates\Root\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe 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,-752 = "Tonga Standard 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 4676 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4308 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4308 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 3028 csrss.exe 3028 csrss.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe 3128 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4308 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe Token: SeImpersonatePrivilege 4308 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe Token: SeSystemEnvironmentPrivilege 3028 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4228 wrote to memory of 3540 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 87 PID 4228 wrote to memory of 3540 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 87 PID 3540 wrote to memory of 3076 3540 cmd.exe 89 PID 3540 wrote to memory of 3076 3540 cmd.exe 89 PID 4228 wrote to memory of 3028 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 91 PID 4228 wrote to memory of 3028 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 91 PID 4228 wrote to memory of 3028 4228 JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe 91 PID 3028 wrote to memory of 3128 3028 csrss.exe 107 PID 3028 wrote to memory of 3128 3028 csrss.exe 107 -
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_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4308 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f.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:4228 -
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:3540 -
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:3076
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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:3028 -
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:4676
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:224
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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:3128
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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
MD5a5e18bf18b7ce749b96f1caaa5debba0
SHA169469775cfa8428261a9c995e18a697195cfd58b
SHA25620d81d0b49de66a5b4656cf094418f55a79f577cd6ccaba22f82ae1458b1681f
SHA5127cc592a7f0ec2384244d33eaf653c7c2e8bbabc441736e02ee27756a27e96d7f43e8870ce844fbd5e7ff8e15df5d52d92c6d5b3cc054a8c82e7cc8237e5eb58c