glupteba | 25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9

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
24-12-2024 01:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Size

4.1MB
MD5

2906083d6c74cbb65d5c523a1536e1ef
SHA1

c24bbeae61c74779f198b9d1624746253d7b53a7
SHA256

25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9
SHA512

4140d6ced04efef8e3dabbc93cf3e31a7cf7ec62bdbb09d74a2c35ceafbe97e116c98c18bd6587f910905e7a4decb40e77c7fa06e1a70633836f11969e7b984a
SSDEEP

98304:AdQ7cndSdjqHBADRenPTlO7pTqjzMrR5Nbz3SIDRH3f:cGcdSYHBAdePZeqoSqRP

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 20 IoCs

resource	yara_rule
behavioral2/memory/468-2-0x0000000002D40000-0x00000000035B7000-memory.dmp	family_glupteba
behavioral2/memory/468-3-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/468-5-0x0000000002D40000-0x00000000035B7000-memory.dmp	family_glupteba
behavioral2/memory/468-4-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/956-8-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/956-14-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-21-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-22-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-23-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-24-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-25-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-26-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-27-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-28-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-29-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-30-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-31-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-32-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-33-0x0000000000400000-0x0000000000C91000-memory.dmp	family_glupteba
behavioral2/memory/1168-34-0x0000000000400000-0x0000000000C91000-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
3988	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
1168	csrss.exe
3252	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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	csrss.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
42	raw.githubusercontent.com
43	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_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\rss	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
File created	C:\Windows\rss\csrss.exe	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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,-2871 = "Magallanes Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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,-222 = "Alaskan Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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,-342 = "Egypt Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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,-841 = "Argentina Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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,-152 = "Central America Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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
1616	schtasks.exe
3384	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
468	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
468	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
1168	csrss.exe
1168	csrss.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
1168	csrss.exe
1168	csrss.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe
3252	injector.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	468	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Token: SeImpersonatePrivilege	468	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
Token: SeSystemEnvironmentPrivilege	1168	csrss.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 956 wrote to memory of 1636	956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe	86
PID 956 wrote to memory of 1636	956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe	86
PID 1636 wrote to memory of 3988	1636	cmd.exe	88
PID 1636 wrote to memory of 3988	1636	cmd.exe	88
PID 956 wrote to memory of 1168	956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe	89
PID 956 wrote to memory of 1168	956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe	89
PID 956 wrote to memory of 1168	956	JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe	89
PID 1168 wrote to memory of 3252	1168	csrss.exe	94
PID 1168 wrote to memory of 3252	1168	csrss.exe	94

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_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:468
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9.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:956
- - 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:1636
  - - 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:3988
- - 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:1168
  - - 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:1616
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /delete /tn ScheduledUpdate /f
      4⤵
      PID:1720
  - - 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:3252
  - - 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:3384

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

Loading Replay Monitor...

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
2906083d6c74cbb65d5c523a1536e1ef

SHA1
c24bbeae61c74779f198b9d1624746253d7b53a7

SHA256
25e287a156257971e4b4f80bbf7d1e415315beb06ee5dc5a362f4999189056f9

SHA512
4140d6ced04efef8e3dabbc93cf3e31a7cf7ec62bdbb09d74a2c35ceafbe97e116c98c18bd6587f910905e7a4decb40e77c7fa06e1a70633836f11969e7b984a

Download Submit
memory/468-1-0x00000000010A0000-0x0000000001491000-memory.dmp

Filesize
3.9MB

Download
memory/468-2-0x0000000002D40000-0x00000000035B7000-memory.dmp

Filesize
8.5MB

Download
memory/468-3-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/468-5-0x0000000002D40000-0x00000000035B7000-memory.dmp

Filesize
8.5MB

Download
memory/468-4-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/956-7-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/956-8-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/956-14-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-23-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-28-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-21-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-24-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-25-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-26-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-27-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-22-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-29-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-30-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-31-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-32-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-33-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1168-34-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download