smokeloader | 9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262

Analysis

max time kernel
94s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 02:02

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General

Target

9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe
Size

237KB
MD5

51a33cc249def406e27cf2f8c6034bd1
SHA1

89799a76f46e3272ea01ee2b9a432fbe0e2dc5f8
SHA256

9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262
SHA512

a1737c941d16829a97c17e8185de609b16881a6fbf88c4011a24bd29c73f6a3e3c82bf1f224dd918ebc6cd99910bcd4358d9cfaddc7690ad13450234f2986f8c
SSDEEP

3072:1O99S8yFCm6Bd53pjptMwPeqDTTgfjDjYjVjE7IxSpe/pL1i2yBpkjcFfFwH2FoO:1OePF/cDpt5eUTsHsphLxstWmpranLd

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3976 set thread context of 4044	3976	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe	86

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3976 wrote to memory of 4044	3976	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe	86
PID 3976 wrote to memory of 4044	3976	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe	86
PID 3976 wrote to memory of 4044	3976	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe	86
PID 3976 wrote to memory of 4044	3976	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe	86
PID 3976 wrote to memory of 4044	3976	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe	86
PID 3976 wrote to memory of 4044	3976	9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe	86

C:\Users\Admin\AppData\Local\Temp\9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe
"C:\Users\Admin\AppData\Local\Temp\9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3976
- C:\Users\Admin\AppData\Local\Temp\9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe
  "C:\Users\Admin\AppData\Local\Temp\9e7f42f90277ce4e5679e4b47e3a55f83aeb439ce9db1830a2dcb8150757b262.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3976-1-0x0000000002DD0000-0x0000000002ED0000-memory.dmp

Filesize
1024KB

Download
memory/3976-2-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download
memory/4044-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4044-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4044-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download