glupteba | ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b

Analysis

max time kernel
144s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
13/04/2025, 04:46

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General

Target

ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Size

3.8MB
MD5

774d09f51f422c4a215066794c01c8f8
SHA1

7170856eaa096f839807645a6310066a14fe940f
SHA256

ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b
SHA512

96e554f8f6c1e8f480af182325701907417e7f8cb938706583b761a434d9e36c8f2e5b0d8bc3508f6fc5e598f4460961df44efb97c52b401a2585568141da180
SSDEEP

98304:oeDnZPZdsO23cQEDyGT4TNWUYpCLtkJdO/PUF9IhNi:LB6L3nEF2pY8GnO/PUDI

Score

10^/10

glupteba defense_evasion discovery dropper loader persistence privilege_escalation

Malware Config

Signatures

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

Glupteba payload 18 IoCs

resource	yara_rule
behavioral1/memory/3464-2-0x0000000002C50000-0x000000000333F000-memory.dmp	family_glupteba
behavioral1/memory/3464-3-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/3464-5-0x0000000002C50000-0x000000000333F000-memory.dmp	family_glupteba
behavioral1/memory/3464-4-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/4896-8-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/4896-14-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6128-19-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/1152-21-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-22-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-23-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-25-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-26-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-28-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-29-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-31-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-32-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-34-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba
behavioral1/memory/6116-35-0x0000000000400000-0x0000000000B0A000-memory.dmp	family_glupteba

Modifies Windows Firewall 2 TTPs 2 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1064	netsh.exe
4924	netsh.exe

Executes dropped EXE 3 IoCs

pid	Process
6116	csrss.exe
6128	csrss.exe
1152	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-1-5-21-308834014-1004923324-1191300197-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BlackFog = "\"C:\\Windows\\rss\\csrss.exe\""	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.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	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\rss	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
File created	C:\Windows\rss\csrss.exe	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 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
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 5 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	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrss.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrss.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\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	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\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.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\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time"	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe

Modifies system certificate store 2 TTPs 3 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

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

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
6116	csrss.exe
6116	csrss.exe
6116	csrss.exe
6116	csrss.exe
6128	csrss.exe
6128	csrss.exe
6128	csrss.exe
6128	csrss.exe
6128	csrss.exe
6128	csrss.exe
6128	csrss.exe
6128	csrss.exe
6128	csrss.exe
6128	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe
1152	csrss.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Token: SeImpersonatePrivilege	3464	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
Token: SeDebugPrivilege	6128	csrss.exe
Token: SeImpersonatePrivilege	6128	csrss.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 5100	4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe	97
PID 4896 wrote to memory of 5100	4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe	97
PID 5100 wrote to memory of 1064	5100	cmd.exe	99
PID 5100 wrote to memory of 1064	5100	cmd.exe	99
PID 4896 wrote to memory of 5444	4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe	100
PID 4896 wrote to memory of 5444	4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe	100
PID 5444 wrote to memory of 4924	5444	cmd.exe	103
PID 5444 wrote to memory of 4924	5444	cmd.exe	103
PID 4896 wrote to memory of 6116	4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe	106
PID 4896 wrote to memory of 6116	4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe	106
PID 4896 wrote to memory of 6116	4896	ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe	106
PID 3376 wrote to memory of 6128	3376	cmd.exe	107
PID 3376 wrote to memory of 6128	3376	cmd.exe	107
PID 3376 wrote to memory of 6128	3376	cmd.exe	107

C:\Users\Admin\AppData\Local\Temp\ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
"C:\Users\Admin\AppData\Local\Temp\ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3464
- C:\Users\Admin\AppData\Local\Temp\ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.exe
  "C:\Users\Admin\AppData\Local\Temp\ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b.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:4896
- - 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:5100
  - - 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:1064
- - 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:5444
  - - 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
      Event Triggered Execution: Netsh Helper DLL
      PID:4924
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe ""
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Modifies data under HKEY_USERS
    - Modifies system certificate store
    - Suspicious behavior: EnumeratesProcesses
    PID:6116

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Windows\rss\csrss.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3376
- C:\Windows\rss\csrss.exe
  C:\Windows\rss\csrss.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:6128
- - C:\Windows\rss\csrss.exe
    "C:\Windows\rss\csrss.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1152

Network

MITRE ATT&CK Enterprise v16

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

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

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

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

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:\Windows\rss\csrss.exe

Filesize
3.8MB

MD5
774d09f51f422c4a215066794c01c8f8

SHA1
7170856eaa096f839807645a6310066a14fe940f

SHA256
ff5e7340d5e4db740c4f9a167da4e3a3167d3ea7d9452806564a2b505a2e374b

SHA512
96e554f8f6c1e8f480af182325701907417e7f8cb938706583b761a434d9e36c8f2e5b0d8bc3508f6fc5e598f4460961df44efb97c52b401a2585568141da180

Download Submit
memory/1152-21-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/3464-2-0x0000000002C50000-0x000000000333F000-memory.dmp

Filesize
6.9MB

Download
memory/3464-3-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/3464-5-0x0000000002C50000-0x000000000333F000-memory.dmp

Filesize
6.9MB

Download
memory/3464-4-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/3464-1-0x0000000002890000-0x0000000002C44000-memory.dmp

Filesize
3.7MB

Download
memory/4896-7-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/4896-8-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/4896-14-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/6116-26-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/6116-22-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/6116-23-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/6116-25-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

Download
memory/6116-28-0x0000000000400000-0x0000000000B0A000-memory.dmp

Filesize
7.0MB

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memory/6116-29-0x0000000000400000-0x0000000000B0A000-memory.dmp

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7.0MB

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memory/6116-31-0x0000000000400000-0x0000000000B0A000-memory.dmp

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7.0MB

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memory/6116-32-0x0000000000400000-0x0000000000B0A000-memory.dmp

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7.0MB

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memory/6116-34-0x0000000000400000-0x0000000000B0A000-memory.dmp

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7.0MB

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memory/6116-35-0x0000000000400000-0x0000000000B0A000-memory.dmp

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7.0MB

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memory/6128-19-0x0000000000400000-0x0000000000B0A000-memory.dmp

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7.0MB

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