glupteba | f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7

Analysis

max time kernel
149s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 07:24

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General

Target

JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Size

4.4MB
MD5

1989029ec2d63e22600ff91d9326524b
SHA1

1d7800c139aa5e4085979c65eff36a5f78e24533
SHA256

f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7
SHA512

50edd7adc3bd35f26f972b050c0bb9a4427551b674020b2711313401e39d7cffecaa00fcd3d66e26cb9293c5f96f25b400fa27c347b50707eb5be74af8bdab02
SSDEEP

98304:aKETuax0WpBhPB/APX6pA9LNLFHA8FzuQmr3dSnWyBuzhnZYIT:LQuaiWhP5Cq2hjHAMLmr3dyN4NT

Score

10^/10

glupteba metasploit backdoor discovery dropper evasion loader persistence privilege_escalation rootkit trojan

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

Glupteba
Glupteba is a modular loader written in Golang with various components.
loader dropper glupteba
Glupteba family
glupteba

Glupteba payload 20 IoCs

resource	yara_rule
behavioral2/memory/3564-2-0x0000000005370000-0x0000000005C97000-memory.dmp	family_glupteba
behavioral2/memory/3564-3-0x0000000000400000-0x0000000000D42000-memory.dmp	family_glupteba
behavioral2/memory/3564-6-0x0000000005370000-0x0000000005C97000-memory.dmp	family_glupteba
behavioral2/memory/3564-7-0x0000000000400000-0x0000000000D42000-memory.dmp	family_glupteba
behavioral2/memory/3564-5-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/1244-11-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-14-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-20-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-21-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-22-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-23-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-24-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-25-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-26-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-27-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-28-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-29-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-30-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-31-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba
behavioral2/memory/2452-32-0x0000000000400000-0x0000000002F7A000-memory.dmp	family_glupteba

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit
Metasploit family
metasploit

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
32	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2452	csrss.exe
4836	injector.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\TwilightFlower = "\"C:\\Windows\\rss\\csrss.exe\""	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Manipulates WinMonFS driver. 1 IoCs

Roottkits write to WinMonFS to hide directories/files from being detected.

rootkit evasion

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.

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\VBoxMiniRdrDN	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\rss	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
File created	C:\Windows\rss\csrss.exe	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.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.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrss.exe

GoLang User-Agent 3 IoCs

Uses default user-agent string defined by GoLang HTTP packages.

description	flow	ioc
HTTP User-Agent header	28	Go-http-client/1.1
HTTP User-Agent header	37	Go-http-client/1.1
HTTP User-Agent header	55	Go-http-client/1.1

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.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,-52 = "Greenland Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	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,-302 = "Romance Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	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,-371 = "Jerusalem Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa 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,-442 = "Arabian 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,-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,-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,-771 = "Montevideo Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard 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,-2631 = "Norfolk Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes 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
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight 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,-461 = "Afghanistan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov 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\CRLs	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard 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,-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,-1842 = "Russia TZ 4 Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre 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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.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
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.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,-172 = "Central Standard Time (Mexico)"	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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	csrss.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
512	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3564	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
3564	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
2452	csrss.exe
2452	csrss.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe
4836	injector.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3564	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Token: SeImpersonatePrivilege	3564	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Token: SeSystemEnvironmentPrivilege	1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
Token: SeSystemEnvironmentPrivilege	2452	csrss.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1244 wrote to memory of 5076	1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe	88
PID 1244 wrote to memory of 5076	1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe	88
PID 5076 wrote to memory of 32	5076	cmd.exe	90
PID 5076 wrote to memory of 32	5076	cmd.exe	90
PID 1244 wrote to memory of 2452	1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe	91
PID 1244 wrote to memory of 2452	1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe	91
PID 1244 wrote to memory of 2452	1244	JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe	91
PID 2452 wrote to memory of 4836	2452	csrss.exe	105
PID 2452 wrote to memory of 4836	2452	csrss.exe	105

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.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3564
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7.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
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1244
- - C:\Windows\system32\cmd.exe
    C:\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:5076
  - - C:\Windows\system32\netsh.exe
      netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      PID:32
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe /188-188
    3⤵
    - 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:2452
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:512
  - - C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
      C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:4836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe

Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Windows\rss\csrss.exe

Filesize
4.4MB

MD5
1989029ec2d63e22600ff91d9326524b

SHA1
1d7800c139aa5e4085979c65eff36a5f78e24533

SHA256
f89314d86049b74a7d39aa7ce8d665a00a9e2e2338a062afa37d4097a1c071b7

SHA512
50edd7adc3bd35f26f972b050c0bb9a4427551b674020b2711313401e39d7cffecaa00fcd3d66e26cb9293c5f96f25b400fa27c347b50707eb5be74af8bdab02

Download Submit
memory/1244-11-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-25-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-22-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-32-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-31-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-30-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-14-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-29-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-20-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-21-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-28-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-23-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-24-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-27-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/2452-26-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

Download
memory/3564-1-0x0000000004F20000-0x0000000005366000-memory.dmp

Filesize
4.3MB

Download
memory/3564-7-0x0000000000400000-0x0000000000D42000-memory.dmp

Filesize
9.3MB

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memory/3564-2-0x0000000005370000-0x0000000005C97000-memory.dmp

Filesize
9.2MB

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memory/3564-3-0x0000000000400000-0x0000000000D42000-memory.dmp

Filesize
9.3MB

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memory/3564-6-0x0000000005370000-0x0000000005C97000-memory.dmp

Filesize
9.2MB

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memory/3564-5-0x0000000000400000-0x0000000002F7A000-memory.dmp

Filesize
43.5MB

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