glupteba | 719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2

Analysis

max time kernel
149s
max time network
150s
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 07:33

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General

Target

JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Size

4.1MB
MD5

6da23c241f82c13a31490826269f3c04
SHA1

706f27ca02e07ee90d0855331117437f23149b88
SHA256

719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2
SHA512

bec8137e4e19a67acbacef5005d8d9c569e8dd83a416f2c56934d258a8176fe4ef9cc4dd63554b2a351d3fcdf6aa0715adea1b10d698f533a0cb3768a864af36
SSDEEP

98304:efgEgCNzBnaCVzhq5SqQUPXjXtQmydTFigdnM:buN39e1tPXrDGLdnM

Score

10^/10

glupteba discovery dropper evasion loader persistence privilege_escalation rootkit

Malware Config

Signatures

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

Glupteba payload 21 IoCs

resource	yara_rule
behavioral2/memory/1912-2-0x0000000002F80000-0x00000000037F6000-memory.dmp	family_glupteba
behavioral2/memory/1912-3-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1912-4-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1912-5-0x0000000002F80000-0x00000000037F6000-memory.dmp	family_glupteba
behavioral2/memory/2588-8-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/2588-9-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/2588-15-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-22-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-23-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-24-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-25-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-26-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-27-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-28-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-29-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-30-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-31-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-32-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-33-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-34-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1680-35-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2980	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
1680	csrss.exe
2684	injector.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	csrss.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.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

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
54	raw.githubusercontent.com
55	raw.githubusercontent.com

Manipulates WinMonFS driver. 1 IoCs

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

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_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\rss	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
File created	C:\Windows\rss\csrss.exe	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2664	2588	WerFault.exe	86

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_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrss.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.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,-402 = "Arabic Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.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,-291 = "Central European Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.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,-451 = "Caucasus Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.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"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.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"	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	csrss.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
4432	schtasks.exe
1828	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1912	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
1912	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
1680	csrss.exe
1680	csrss.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
1680	csrss.exe
1680	csrss.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1912	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Token: SeImpersonatePrivilege	1912	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
Token: SeSystemEnvironmentPrivilege	1680	csrss.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 3572	2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe	87
PID 2588 wrote to memory of 3572	2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe	87
PID 3572 wrote to memory of 2980	3572	cmd.exe	89
PID 3572 wrote to memory of 2980	3572	cmd.exe	89
PID 2588 wrote to memory of 1680	2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe	90
PID 2588 wrote to memory of 1680	2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe	90
PID 2588 wrote to memory of 1680	2588	JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe	90
PID 1680 wrote to memory of 2684	1680	csrss.exe	100
PID 1680 wrote to memory of 2684	1680	csrss.exe	100

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_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1912
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2.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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2588
- - 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:3572
  - - 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:2980
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - 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:1680
  - - 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:1828
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /delete /tn ScheduledUpdate /f
      4⤵
      PID:212
  - - 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:2684
  - - 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:4432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2588 -s 876
    3⤵
    - Program crash
    PID:2664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2588 -ip 2588
1⤵
PID:348

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

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

Web Service

T1102

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
4.1MB

MD5
6da23c241f82c13a31490826269f3c04

SHA1
706f27ca02e07ee90d0855331117437f23149b88

SHA256
719ed7ed38da02343e72560fc3186644a403291b779a1d7a0b63b170365d85a2

SHA512
bec8137e4e19a67acbacef5005d8d9c569e8dd83a416f2c56934d258a8176fe4ef9cc4dd63554b2a351d3fcdf6aa0715adea1b10d698f533a0cb3768a864af36

Download Submit
memory/1680-29-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-31-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-23-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-24-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-34-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-33-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-32-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-27-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-30-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-25-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-28-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-35-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-22-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1680-26-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1912-3-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1912-5-0x0000000002F80000-0x00000000037F6000-memory.dmp

Filesize
8.5MB

Download
memory/1912-1-0x0000000002B90000-0x0000000002F7C000-memory.dmp

Filesize
3.9MB

Download
memory/1912-2-0x0000000002F80000-0x00000000037F6000-memory.dmp

Filesize
8.5MB

Download
memory/1912-4-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2588-15-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2588-9-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2588-8-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2588-7-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download