Analysis
- max time kernel
219s - max time network
200s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system - submitted
13/10/2023, 00:23
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe
Resource
win7-20230831-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe
Resource
win10v2004-20230915-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe
- Size 251KB
- Sample231013-apyanahf97
- SHA256 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95
- MD5 cb4f61a2155aab3b636c3cac4b08659a
- SHA1 654e551eb7c256f4a2bd2f25ca9d4682e8c89da3
- SHA512 0560ca73b93d45754da27fe9a7529bdc86093027bc84c5e61be9039ef7f66923f54b73935ef69a8325aa76a97e4361403ed81a7fe79814dc1375093492c2b293
- SSDEEP 3072:aIiciw9QZbOsxlIzugDbtrRQZSTtqoQBggteqhw:a0J9QZV2FbtlQQTtqoQBgLy
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Botnet
-
pub1
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-file-host6.com/
-
http://host-host-file8.com/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 2608 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 832 set thread context of 940 832 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe 85 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 940 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe 940 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found 2608 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2608 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 940 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 2608 Process not Found Token: SeCreatePagefilePrivilege 2608 Process not Found - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 832 wrote to memory of 940 832 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe 85 PID 832 wrote to memory of 940 832 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe 85 PID 832 wrote to memory of 940 832 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe 85 PID 832 wrote to memory of 940 832 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe 85 PID 832 wrote to memory of 940 832 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe 85 PID 832 wrote to memory of 940 832 ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe 85 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe"C:\Users\Admin\AppData\Local\Temp\ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:832 -
C:\Users\Admin\AppData\Local\Temp\ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe"C:\Users\Admin\AppData\Local\Temp\ff2a4cdda989a045c86d98e0c995d300424b1d5a329216bcd62cbbb8f5412d95.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:940
-