Analysis
-
max time kernel
143s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
23-06-2024 13:06
Behavioral task
behavioral1
Sample
sd.exe
Resource
win7-20240508-en
General
-
Target
sd.exe
-
Size
203KB
-
MD5
cb57bb7b429df360f87e1e83566ff9a7
-
SHA1
8d03c9d0b486d0fcd2e271e0902039cdb0480705
-
SHA256
1be5176e2bdc3b3434e8dc95c902e0cfaaaf7a23fc8203b413effc121011ad30
-
SHA512
1859e20474b69aa658f723c08c6543505ebe1843d1b6eee401fb7688821485397e5d20b7589be81d4f0ad7071120be6b9595bfe82e096c85126dc282472f47b8
-
SSDEEP
6144:sLV6Bta6dtJmakIM5O/Uj1i3VmcHhyT9O+PjmdR/Fyr:sLV6BtpmkV/UJilzHhUO+yd6
Malware Config
Signatures
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
sd.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ARP Host = "C:\\Program Files (x86)\\ARP Host\\arphost.exe" sd.exe -
Processes:
sd.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA sd.exe -
Drops file in Program Files directory 2 IoCs
Processes:
sd.exedescription ioc process File created C:\Program Files (x86)\ARP Host\arphost.exe sd.exe File opened for modification C:\Program Files (x86)\ARP Host\arphost.exe sd.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 2132 schtasks.exe 2216 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
sd.exepid process 2416 sd.exe 2416 sd.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
sd.exepid process 2416 sd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
sd.exedescription pid process Token: SeDebugPrivilege 2416 sd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
sd.exedescription pid process target process PID 2416 wrote to memory of 2132 2416 sd.exe schtasks.exe PID 2416 wrote to memory of 2132 2416 sd.exe schtasks.exe PID 2416 wrote to memory of 2132 2416 sd.exe schtasks.exe PID 2416 wrote to memory of 2132 2416 sd.exe schtasks.exe PID 2416 wrote to memory of 2216 2416 sd.exe schtasks.exe PID 2416 wrote to memory of 2216 2416 sd.exe schtasks.exe PID 2416 wrote to memory of 2216 2416 sd.exe schtasks.exe PID 2416 wrote to memory of 2216 2416 sd.exe schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\sd.exe"C:\Users\Admin\AppData\Local\Temp\sd.exe"1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "ARP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp22AD.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "ARP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp234A.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\tmp22AD.tmpFilesize
1KB
MD5f7d890eac080bcc878916c23c4b34c3d
SHA1efa80352399bfd5c91b958dbc45228560e3a2b7e
SHA256a7c1ea9b3651907399af17cb4bbaa5696b6a4f0bdcb04640842fa7af3bf0a670
SHA512a03dfd061d8fe7d01333fbdc641a92d9daa56dd21758ce788ea3a5114de16fcc37acd5f7bb0aaad5b23dc74c50ce51ab80603f429bd61292d81497ce68287085
-
C:\Users\Admin\AppData\Local\Temp\tmp234A.tmpFilesize
1KB
MD5447ab194ab36cb1d20078d80e502b1b2
SHA1a947b3b2c91d7c50bb8d39bd4fc91a0d0cc5b1c0
SHA2568d5304b20b7d7dea223ce2738e5668054250d57bf6bed86b305b69924bd472f5
SHA51249ddc557f7f6635627eea9bf0fa12a14b7b13edb235ed560ee0044a7f87fe27b686ff878d347d0273d92eb0b318b8c2bca85c0fbf42d586ed7d7da39eac6a327
-
memory/2416-0-0x0000000073FF1000-0x0000000073FF2000-memory.dmpFilesize
4KB
-
memory/2416-1-0x0000000073FF0000-0x000000007459B000-memory.dmpFilesize
5.7MB
-
memory/2416-2-0x0000000073FF0000-0x000000007459B000-memory.dmpFilesize
5.7MB
-
memory/2416-10-0x0000000073FF0000-0x000000007459B000-memory.dmpFilesize
5.7MB
-
memory/2416-11-0x0000000073FF0000-0x000000007459B000-memory.dmpFilesize
5.7MB