Analysis
-
max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19-01-2025 19:32
Behavioral task
behavioral1
Sample
ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe
Resource
win10v2004-20241007-en
General
-
Target
ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe
-
Size
92KB
-
MD5
44cce46bfed72e21695e90bdffa67120
-
SHA1
544e8cbf3f77da94a814ea180b3107789c254b66
-
SHA256
ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0e
-
SHA512
421c59608d976686d77a252dddacdafd29d68a8502a380ee8910ccdebcbbefdeb3ecedec1700b3ede3fe264c34abe7be8b7a0ff1b8dfe9fa2e11d254048be60a
-
SSDEEP
1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrJ:9bfVk29te2jqxCEtg30Bl
Malware Config
Extracted
sakula
www.savmpet.com
Signatures
-
Sakula family
-
Sakula payload 1 IoCs
resource yara_rule behavioral1/files/0x000700000001939f-1.dat family_sakula -
Deletes itself 1 IoCs
pid Process 264 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2784 AdobeUpdate.exe -
Loads dropped DLL 4 IoCs
pid Process 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 2784 AdobeUpdate.exe 2784 AdobeUpdate.exe 2784 AdobeUpdate.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe" ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AdobeUpdate.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 264 cmd.exe 988 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 988 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2716 wrote to memory of 2784 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 30 PID 2716 wrote to memory of 2784 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 30 PID 2716 wrote to memory of 2784 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 30 PID 2716 wrote to memory of 2784 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 30 PID 2716 wrote to memory of 2784 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 30 PID 2716 wrote to memory of 2784 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 30 PID 2716 wrote to memory of 2784 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 30 PID 2716 wrote to memory of 264 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 33 PID 2716 wrote to memory of 264 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 33 PID 2716 wrote to memory of 264 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 33 PID 2716 wrote to memory of 264 2716 ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe 33 PID 264 wrote to memory of 988 264 cmd.exe 35 PID 264 wrote to memory of 988 264 cmd.exe 35 PID 264 wrote to memory of 988 264 cmd.exe 35 PID 264 wrote to memory of 988 264 cmd.exe 35
Processes
-
C:\Users\Admin\AppData\Local\Temp\ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe"C:\Users\Admin\AppData\Local\Temp\ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2784
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\ac27f445141e4b1d3c414044c4828d8c282aeeb5b18b6bd80f879e412eb9fd0eN.exe"2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:264 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:988
-
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
92KB
MD5d846b55beed76c7fc8412cf494dc3fe1
SHA12289e2682bc2c5c40382fa364ae0897ad651dbf1
SHA256d735513e0e543606638f8f0a5888812e0db1e923b320d209635cdc3e5a4d13af
SHA512f19c1d0cf2db0cd709e19d3e65d88ed09bb573e609b6f59eff82b9b748032c28db68c9a2e00d68aa5ab267fce18d3bfc9b7b0a62632b735c88fff635d704330b