glupteba | f5eadcf63b4c9c6b3bf4cf6b852e40eb87486a407909a0ca12b1367ce7d11dbb

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
17/05/2024, 14:35

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General

Target
5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Size 3.7MB
Sample240517-rye9wacc38
SHA256 f5eadcf63b4c9c6b3bf4cf6b852e40eb87486a407909a0ca12b1367ce7d11dbb
MD5 5004b4476b444d2c4844d2212c5846b8
SHA1 ef16ea49568cdd9625df3683ebabc06378fc23fb
SHA512 c71eff6d9cdfefbfe9326a7d5e200ed84219b76b27459509c214b577a2e7084d67d446c61fd9ce39b568fc814a77e36703b5cf2e5a8e70cc0bee81376a479d1f
SSDEEP 98304:/elwVfg+xRnkkfusDPj8+WKGC+w0E48W:mlwzPkGPjVGC+DE48W
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

glupteba dropper evasion loader persistence

Malware Config

Signatures

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

Glupteba payload 13 IoCs

resource	yara_rule
behavioral2/memory/1052-2-0x0000000005C80000-0x000000000636F000-memory.dmp	family_glupteba
behavioral2/memory/1052-3-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral2/memory/1052-5-0x0000000005C80000-0x000000000636F000-memory.dmp	family_glupteba
behavioral2/memory/1052-6-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral2/memory/1052-4-0x0000000000400000-0x0000000003A5F000-memory.dmp	family_glupteba
behavioral2/memory/1360-11-0x0000000000400000-0x0000000003A5F000-memory.dmp	family_glupteba
behavioral2/memory/5092-14-0x0000000000400000-0x0000000003A5F000-memory.dmp	family_glupteba
behavioral2/memory/5092-15-0x0000000000400000-0x0000000003A5F000-memory.dmp	family_glupteba
behavioral2/memory/5092-16-0x0000000000400000-0x0000000003A5F000-memory.dmp	family_glupteba
behavioral2/memory/5092-17-0x0000000000400000-0x0000000003A5F000-memory.dmp	family_glupteba
behavioral2/memory/5092-19-0x0000000000400000-0x0000000003A5F000-memory.dmp	family_glupteba
behavioral2/memory/5092-21-0x0000000000400000-0x0000000003A5F000-memory.dmp	family_glupteba
behavioral2/memory/5092-24-0x0000000000400000-0x0000000003A5F000-memory.dmp	family_glupteba

Modifies Windows Firewall 2 TTPs 2 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4740	netsh.exe
4476	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
5092	csrss.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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SummerDust = "\"C:\\Windows\\rss\\csrss.exe\""	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.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	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\rss	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
File created	C:\Windows\rss\csrss.exe	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time"	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.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	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	csrss.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
5092	csrss.exe
5092	csrss.exe
5092	csrss.exe
5092	csrss.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
Token: SeImpersonatePrivilege	1052	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1360 wrote to memory of 5084	1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe	95
PID 1360 wrote to memory of 5084	1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe	95
PID 5084 wrote to memory of 4740	5084	cmd.exe	97
PID 5084 wrote to memory of 4740	5084	cmd.exe	97
PID 1360 wrote to memory of 1300	1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe	98
PID 1360 wrote to memory of 1300	1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe	98
PID 1300 wrote to memory of 4476	1300	cmd.exe	100
PID 1300 wrote to memory of 4476	1300	cmd.exe	100
PID 1360 wrote to memory of 5092	1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe	101
PID 1360 wrote to memory of 5092	1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe	101
PID 1360 wrote to memory of 5092	1360	5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe	101

C:\Users\Admin\AppData\Local\Temp\5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1052
- C:\Users\Admin\AppData\Local\Temp\5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\5004b4476b444d2c4844d2212c5846b8_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - Checks for VirtualBox DLLs, possible anti-VM trick
  - Drops file in Windows directory
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1360
- - 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:5084
  - - 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
      PID:4740
- - C:\Windows\system32\cmd.exe
    C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet\cloudnet.exe" enable=yes"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1300
  - - C:\Windows\system32\netsh.exe
      netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet\cloudnet.exe" enable=yes
      4⤵
      Modifies Windows Firewall
      PID:4476
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe ""
    3⤵
    - Executes dropped EXE
    - Modifies data under HKEY_USERS
    - Modifies system certificate store
    - Suspicious behavior: EnumeratesProcesses
    PID:5092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

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

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

csrss.exe

Path C:\Windows\rss\csrss.exe
Size 3.7MB
SHA256 f5eadcf63b4c9c6b3bf4cf6b852e40eb87486a407909a0ca12b1367ce7d11dbb
MD5 5004b4476b444d2c4844d2212c5846b8
SHA1 ef16ea49568cdd9625df3683ebabc06378fc23fb
SHA512 c71eff6d9cdfefbfe9326a7d5e200ed84219b76b27459509c214b577a2e7084d67d446c61fd9ce39b568fc814a77e36703b5cf2e5a8e70cc0bee81376a479d1f
SSDEEP 98304:/elwVfg+xRnkkfusDPj8+WKGC+w0E48W:mlwzPkGPjVGC+DE48W
MD5 SHA1 SHA512 SSDEEP

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memory/1052-5-0x0000000005C80000-0x000000000636F000-memory.dmp

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memory/1052-3-0x0000000000400000-0x0000000000B0A000-memory.dmp

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memory/1052-1-0x00000000058D0000-0x0000000005C80000-memory.dmp

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memory/1052-6-0x0000000000400000-0x0000000000B0A000-memory.dmp

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memory/1052-4-0x0000000000400000-0x0000000003A5F000-memory.dmp

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memory/1052-2-0x0000000005C80000-0x000000000636F000-memory.dmp

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memory/1360-11-0x0000000000400000-0x0000000003A5F000-memory.dmp

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memory/5092-14-0x0000000000400000-0x0000000003A5F000-memory.dmp

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memory/5092-15-0x0000000000400000-0x0000000003A5F000-memory.dmp

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memory/5092-16-0x0000000000400000-0x0000000003A5F000-memory.dmp

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memory/5092-17-0x0000000000400000-0x0000000003A5F000-memory.dmp

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memory/5092-19-0x0000000000400000-0x0000000003A5F000-memory.dmp

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memory/5092-21-0x0000000000400000-0x0000000003A5F000-memory.dmp

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memory/5092-24-0x0000000000400000-0x0000000003A5F000-memory.dmp

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