Analysis
- max time kernel
150s - max time network
45s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system - submitted
21/09/2022, 04:26
Static task
static1
Behavioral task
behavioral1
Sample
e51cb41ef9c050180103fa8dcb4a13ad.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
e51cb41ef9c050180103fa8dcb4a13ad.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target e51cb41ef9c050180103fa8dcb4a13ad.exe
- Size 146KB
- Sample220921-e2h4qaafbp
- SHA256 d6580cb06cf808a8b2eeb27f609068c138a22e9238455b87b65670af3cde4777
- MD5 e51cb41ef9c050180103fa8dcb4a13ad
- SHA1 8c50e4069d54fc14245c3770d03e81a729a91255
- SHA512 7b4add3b6f8f294f72dcb23c794981c6b37728e6b93a550c145a9fcee5f711b45db00bd5297d2683da7ffad10708f2a1ffdb2f93f869dc8bb17faaff78439d82
- SSDEEP 3072:YJPqtmO5fb7oeUih0FB/f7jMHs6D64823QBcrfx:o7uIi2jMM6Oe3
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1472-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1472-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1112-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1472-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1472-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1112 set thread context of 1472 1112 e51cb41ef9c050180103fa8dcb4a13ad.exe 28 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI e51cb41ef9c050180103fa8dcb4a13ad.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI e51cb41ef9c050180103fa8dcb4a13ad.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI e51cb41ef9c050180103fa8dcb4a13ad.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1472 e51cb41ef9c050180103fa8dcb4a13ad.exe 1472 e51cb41ef9c050180103fa8dcb4a13ad.exe 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found 1272 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1472 e51cb41ef9c050180103fa8dcb4a13ad.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1112 wrote to memory of 1472 1112 e51cb41ef9c050180103fa8dcb4a13ad.exe 28 PID 1112 wrote to memory of 1472 1112 e51cb41ef9c050180103fa8dcb4a13ad.exe 28 PID 1112 wrote to memory of 1472 1112 e51cb41ef9c050180103fa8dcb4a13ad.exe 28 PID 1112 wrote to memory of 1472 1112 e51cb41ef9c050180103fa8dcb4a13ad.exe 28 PID 1112 wrote to memory of 1472 1112 e51cb41ef9c050180103fa8dcb4a13ad.exe 28 PID 1112 wrote to memory of 1472 1112 e51cb41ef9c050180103fa8dcb4a13ad.exe 28 PID 1112 wrote to memory of 1472 1112 e51cb41ef9c050180103fa8dcb4a13ad.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\e51cb41ef9c050180103fa8dcb4a13ad.exe"C:\Users\Admin\AppData\Local\Temp\e51cb41ef9c050180103fa8dcb4a13ad.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1112 -
C:\Users\Admin\AppData\Local\Temp\e51cb41ef9c050180103fa8dcb4a13ad.exe"C:\Users\Admin\AppData\Local\Temp\e51cb41ef9c050180103fa8dcb4a13ad.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1472
-