Analysis
- max time kernel
150s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
24/10/2022, 08:58
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220901-en
8 signatures
150 seconds
General
- Target file.exe
- Size 228KB
- Sample221024-kw5y7affa5
- SHA256 25d5251f5a35257d227e539b7a2e8dfd9b85e805682a502f63473bb8766450b8
- MD5 3ca50c386d6f14ecec7e56dbd0181f7e
- SHA1 927492eac979eb9745924d5d50028a5c92b8ba36
- SHA512 c2c94a4ccc899f32fe4125eb5e64850b207a0b30c09daa1adf61af11d5f557ac13a5f58fc2a8e4dc729ed4a548db6b3b08244d7c449be751d76e2686b7c34987
- SSDEEP 3072:xNYuZF4YTRtr7LLUhETIh6pLeESKlr6bj22KnjiEjmKv3L/1gOb:xNb/FLLUuTq8jSKlebCicmg7/1g
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/4896-133-0x00000000007F0000-0x00000000007F9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 1 IoCs
pid Process 1604 sidbjwr - Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI sidbjwr Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI sidbjwr Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI sidbjwr - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4896 file.exe 4896 file.exe 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found 2056 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2056 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4896 file.exe 1604 sidbjwr - Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2056 Process not Found Token: SeCreatePagefilePrivilege 2056 Process not Found Token: SeShutdownPrivilege 2056 Process not Found Token: SeCreatePagefilePrivilege 2056 Process not Found Token: SeShutdownPrivilege 2056 Process not Found Token: SeCreatePagefilePrivilege 2056 Process not Found Token: SeShutdownPrivilege 2056 Process not Found Token: SeCreatePagefilePrivilege 2056 Process not Found Token: SeShutdownPrivilege 2056 Process not Found Token: SeCreatePagefilePrivilege 2056 Process not Found Token: SeShutdownPrivilege 2056 Process not Found Token: SeCreatePagefilePrivilege 2056 Process not Found
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4896
-
C:\Users\Admin\AppData\Roaming\sidbjwrC:\Users\Admin\AppData\Roaming\sidbjwr1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:1604
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\sidbjwr
- Size 228KB
- SHA256 25d5251f5a35257d227e539b7a2e8dfd9b85e805682a502f63473bb8766450b8
- MD5 3ca50c386d6f14ecec7e56dbd0181f7e
- SHA1 927492eac979eb9745924d5d50028a5c92b8ba36
- SHA512 c2c94a4ccc899f32fe4125eb5e64850b207a0b30c09daa1adf61af11d5f557ac13a5f58fc2a8e4dc729ed4a548db6b3b08244d7c449be751d76e2686b7c34987
- SSDEEP 3072:xNYuZF4YTRtr7LLUhETIh6pLeESKlr6bj22KnjiEjmKv3L/1gOb:xNb/FLLUuTq8jSKlebCicmg7/1g
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\sidbjwr
- Size 228KB
- SHA256 25d5251f5a35257d227e539b7a2e8dfd9b85e805682a502f63473bb8766450b8
- MD5 3ca50c386d6f14ecec7e56dbd0181f7e
- SHA1 927492eac979eb9745924d5d50028a5c92b8ba36
- SHA512 c2c94a4ccc899f32fe4125eb5e64850b207a0b30c09daa1adf61af11d5f557ac13a5f58fc2a8e4dc729ed4a548db6b3b08244d7c449be751d76e2686b7c34987
- SSDEEP 3072:xNYuZF4YTRtr7LLUhETIh6pLeESKlr6bj22KnjiEjmKv3L/1gOb:xNb/FLLUuTq8jSKlebCicmg7/1g
- MD5 SHA1 SHA512 SSDEEP