Analysis
-
max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
14-03-2024 12:07
Behavioral task
behavioral1
Sample
awfasf.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
awfasf.exe
Resource
win10v2004-20240226-en
General
-
Target
awfasf.exe
-
Size
68KB
-
MD5
c3e87d5de68cefd51bdd950b3d6c488b
-
SHA1
78086f01b5aacf7f7bd13e62d842f0e89b36662a
-
SHA256
2e8018f36f3e682f8c8f407448cb2c41e639707c251ae5877090d61286143ba4
-
SHA512
6929ae82a700e55d953c753b7aff2c8e4db0717a18bbc20bd502223a8dd17d5dce1ea4e2d9c081206826a4c006285b2a26042e8bf8e3110ae03d517048279962
-
SSDEEP
768:BCB8S+OR7dOahyoHokBtqN74W7bZZmYb9PyzcjRlYlwa6NVdkPnJJMIWV:BHJaAoHoc2x7bZoYBAcQlwJdMq
Malware Config
Signatures
-
RunningRat
RunningRat is a remote access trojan first seen in 2018.
-
RunningRat payload 1 IoCs
resource yara_rule behavioral2/memory/4980-0-0x0000000010000000-0x000000001000F000-memory.dmp family_runningrat -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SANETRUDDL\Parameters\ServiceDll = "C:\\Windows\\system32\\240615812.dll" awfasf.exe -
Executes dropped EXE 1 IoCs
pid Process 3256 SANETRUDDL.exe -
Loads dropped DLL 4 IoCs
pid Process 4980 awfasf.exe 4980 awfasf.exe 1120 svchost.exe 3256 SANETRUDDL.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\240615812.dll awfasf.exe File opened for modification C:\Windows\SysWOW64\ini.ini awfasf.exe File created C:\Windows\SysWOW64\SANETRUDDL.exe svchost.exe File opened for modification C:\Windows\SysWOW64\SANETRUDDL.exe svchost.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1120 wrote to memory of 3256 1120 svchost.exe 100 PID 1120 wrote to memory of 3256 1120 svchost.exe 100 PID 1120 wrote to memory of 3256 1120 svchost.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\awfasf.exe"C:\Users\Admin\AppData\Local\Temp\awfasf.exe"1⤵
- Sets DLL path for service in the registry
- Loads dropped DLL
- Drops file in System32 directory
PID:4980
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "SANETRUDDL"1⤵PID:2584
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "SANETRUDDL"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1120 -
C:\Windows\SysWOW64\SANETRUDDL.exeC:\Windows\system32\SANETRUDDL.exe "c:\windows\system32\240615812.dll",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3256
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4088 --field-trial-handle=2588,i,4353937220825226770,7138584070663735671,262144 --variations-seed-version /prefetch:81⤵PID:3796
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
37KB
MD5e91411cdca4dee61ce438061f5cee185
SHA1f7c44e3ed45512121403f785c29a134d9340436e
SHA2569ec4c139106564e9b3c659a0085e7e7539dbb5748262d2cd65bdb2950fdbaaf8
SHA51288994f1630e3a72c9d73ce78810e6d95887adc557803b46a411a2a51361f8caa35091028327bae02839619a24a47d1c94bbeb1c1c77b3078f9d32bad9c6b7020
-
Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641