Analysis
- max time kernel
150s - max time network
146s - platform
windows10_x64 - resource
win10v20201028 - submitted
31/03/2021, 12:55
Static task
static1
Behavioral task
behavioral1
Sample
7a2899fc058c83f293b08384dd2922d1.exe
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
7a2899fc058c83f293b08384dd2922d1.exe
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
- Target 7a2899fc058c83f293b08384dd2922d1.exe
- Size 176KB
- Sample210331-1ypz8nb8ve
- SHA256 deceb572b4fd9c2e2c964ea1a574082a7bb6cc3952ad0c2eaeabe64f20d706fe
- MD5 7a2899fc058c83f293b08384dd2922d1
- SHA1 ff28d906cae7fb816caebbf2ae1bdaf583e3ae32
- SHA512 acb914443fb000e88262eed0f6509d89c81d6a244d35bab6f1c4991c8599739155bf5db05f2c5218f54d9c10f58e070c80851caec522e09c0a0e569d496fd1e4
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://xsss99.icu/upload/
-
http://bingooodsg.icu/upload/
-
http://junntd.xyz/upload/
-
http://ginessa11.xyz/upload/
-
http://overplayninsx.xyz/upload/
-
http://bananinze.com/upload/
-
http://daunimlas.com/upload/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
description pid Process procid_target PID 2204 created 1036 2204 WerFault.exe 79 - Executes dropped EXE 1 IoCs
pid Process 1036 tssdgss - Deletes itself 1 IoCs
pid Process 2396 Process not Found - Loads dropped DLL 1 IoCs
pid Process 1108 7a2899fc058c83f293b08384dd2922d1.exe - Program crash 1 IoCs
pid pid_target Process procid_target 2204 1036 WerFault.exe 79 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 7a2899fc058c83f293b08384dd2922d1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 7a2899fc058c83f293b08384dd2922d1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 7a2899fc058c83f293b08384dd2922d1.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1108 7a2899fc058c83f293b08384dd2922d1.exe 1108 7a2899fc058c83f293b08384dd2922d1.exe 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1108 7a2899fc058c83f293b08384dd2922d1.exe - Suspicious use of AdjustPrivilegeToken 13 IoCs
description pid Process Token: SeRestorePrivilege 2204 WerFault.exe Token: SeBackupPrivilege 2204 WerFault.exe Token: SeDebugPrivilege 2204 WerFault.exe Token: SeShutdownPrivilege 2396 Process not Found Token: SeCreatePagefilePrivilege 2396 Process not Found Token: SeShutdownPrivilege 2396 Process not Found Token: SeCreatePagefilePrivilege 2396 Process not Found Token: SeShutdownPrivilege 2396 Process not Found Token: SeCreatePagefilePrivilege 2396 Process not Found Token: SeShutdownPrivilege 2396 Process not Found Token: SeCreatePagefilePrivilege 2396 Process not Found Token: SeShutdownPrivilege 2396 Process not Found Token: SeCreatePagefilePrivilege 2396 Process not Found - Suspicious use of UnmapMainImage 1 IoCs
pid Process 2396 Process not Found
Processes
-
C:\Users\Admin\AppData\Local\Temp\7a2899fc058c83f293b08384dd2922d1.exe"C:\Users\Admin\AppData\Local\Temp\7a2899fc058c83f293b08384dd2922d1.exe"1⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1108
-
C:\Users\Admin\AppData\Roaming\tssdgssC:\Users\Admin\AppData\Roaming\tssdgss1⤵
- Executes dropped EXE
PID:1036 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1036 -s 4882⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:2204
-