glupteba | 630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 22:04

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General

Target

JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Size

4.4MB
MD5

45f91ffa762c4f538e40f5fafa156334
SHA1

78e228b986fc746cbedf47ccc7d0f0ace8847025
SHA256

630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8
SHA512

a08f5235823e7c2bde7ec404bc5111748981f9f9c5f5d7a44661c180fa6c1b77171e3cfed58e1274adcc364ee7e519d12cadd32008749af0d19d112618d82ac1
SSDEEP

98304:mTpXhEkwtC1gGsw5da71jFPAg/QoHPOyqKJVBOV2YomVAuT5qs8O:MXhEkwoGNjjPOyqKEgKX/8O

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/3192-2-0x0000000001880000-0x000000000219E000-memory.dmp	family_glupteba
behavioral2/memory/3192-3-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/3192-5-0x0000000001880000-0x000000000219E000-memory.dmp	family_glupteba
behavioral2/memory/3192-4-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4308-9-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4308-16-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-17-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-23-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-24-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-25-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-26-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-27-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-28-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-29-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-30-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-31-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-32-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-33-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-34-0x0000000000400000-0x0000000000D39000-memory.dmp	family_glupteba
behavioral2/memory/4636-35-0x0000000000400000-0x0000000000D39000-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
4768	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
4636	csrss.exe
3460	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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HiddenLake = "\"C:\\Windows\\rss\\csrss.exe\""	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.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_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\rss	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
File created	C:\Windows\rss\csrss.exe	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.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_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrss.exe

GoLang User-Agent 6 IoCs

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

description	flow	ioc
HTTP User-Agent header	16	Go-http-client/1.1
HTTP User-Agent header	34	Go-http-client/1.1
HTTP User-Agent header	35	Go-http-client/1.1
HTTP User-Agent header	36	Go-http-client/1.1
HTTP User-Agent header	40	Go-http-client/1.1
HTTP User-Agent header	56	Go-http-client/1.1

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
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,-2872 = "Magallanes 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
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	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,-572 = "China Standard 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
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa 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,-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,-601 = "Taipei Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	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,-152 = "Central America Standard 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,-2792 = "Novosibirsk Standard 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
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\TrustedPeople\CTLs	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard 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,-242 = "Samoa Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time"	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,-162 = "Central 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,-491 = "India 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
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight 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,-2632 = "Norfolk 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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.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,-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,-2141 = "Transbaikal 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,-2322 = "Sakhalin 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\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India 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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard 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,-1832 = "Russia TZ 2 Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	csrss.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.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
4060	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3192	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
3192	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
4636	csrss.exe
4636	csrss.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe
3460	injector.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3192	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Token: SeImpersonatePrivilege	3192	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Token: SeSystemEnvironmentPrivilege	4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
Token: SeSystemEnvironmentPrivilege	4636	csrss.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4308 wrote to memory of 360	4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe	88
PID 4308 wrote to memory of 360	4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe	88
PID 360 wrote to memory of 4768	360	cmd.exe	90
PID 360 wrote to memory of 4768	360	cmd.exe	90
PID 4308 wrote to memory of 4636	4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe	91
PID 4308 wrote to memory of 4636	4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe	91
PID 4308 wrote to memory of 4636	4308	JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe	91
PID 4636 wrote to memory of 3460	4636	csrss.exe	97
PID 4636 wrote to memory of 3460	4636	csrss.exe	97

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_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3192
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8.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:4308
- - 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:360
  - - 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:4768
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe /51-51
    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:4636
  - - 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:4060
  - - 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:3460

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
45f91ffa762c4f538e40f5fafa156334

SHA1
78e228b986fc746cbedf47ccc7d0f0ace8847025

SHA256
630cd4d358fefb00c803d30c12d5cb2f30dabde0316c5245f5ec0d58652026e8

SHA512
a08f5235823e7c2bde7ec404bc5111748981f9f9c5f5d7a44661c180fa6c1b77171e3cfed58e1274adcc364ee7e519d12cadd32008749af0d19d112618d82ac1

Download Submit
memory/3192-2-0x0000000001880000-0x000000000219E000-memory.dmp

Filesize
9.1MB

Download
memory/3192-3-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/3192-5-0x0000000001880000-0x000000000219E000-memory.dmp

Filesize
9.1MB

Download
memory/3192-4-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/3192-1-0x0000000001440000-0x000000000187F000-memory.dmp

Filesize
4.2MB

Download
memory/4308-7-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4308-8-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4308-9-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4308-16-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4636-23-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4636-29-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4636-24-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4636-25-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4636-26-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4636-27-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4636-28-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4636-17-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

Download
memory/4636-30-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

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memory/4636-31-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

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memory/4636-32-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

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memory/4636-33-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

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memory/4636-34-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

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memory/4636-35-0x0000000000400000-0x0000000000D39000-memory.dmp

Filesize
9.2MB

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