smokeloader | 7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4

Analysis

max time kernel
131s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05/11/2024, 14:58

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General

Target

7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe
Size

182KB
MD5

d630c946cf265d1cdad6f79e6bde6d76
SHA1

93d5b1c9dd7e731f57d3e568c69be48fc4adfae4
SHA256

7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4
SHA512

211b03b64da9074710a81107d1a10586d658eacade9177c0fa07c32d52f76abfabf7ed0618d1cefdb0fe57b02af78a52b996fb9aa75b9d224e3e4604c970ab78
SSDEEP

3072:mTYXeS1oGu/PNGWcoWq6b6lHU05ZABOQsWvfH7t7pKn0r0S:qqo1gWv6b7UAhP3K0Q

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 60 set thread context of 3264	60	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe	84

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	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 60 wrote to memory of 3264	60	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe	84
PID 60 wrote to memory of 3264	60	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe	84
PID 60 wrote to memory of 3264	60	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe	84
PID 60 wrote to memory of 3264	60	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe	84
PID 60 wrote to memory of 3264	60	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe	84
PID 60 wrote to memory of 3264	60	7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe	84

C:\Users\Admin\AppData\Local\Temp\7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe
"C:\Users\Admin\AppData\Local\Temp\7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:60
- C:\Users\Admin\AppData\Local\Temp\7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe
  "C:\Users\Admin\AppData\Local\Temp\7b8e064751af33f18edaf1b9219a4f405d40cc52af4a426a5e0ee192212be4a4.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3264

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

Replay Monitor

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Downloads

memory/60-1-0x0000000002170000-0x0000000002270000-memory.dmp

Filesize
1024KB

Download
memory/60-2-0x0000000003D50000-0x0000000003D59000-memory.dmp

Filesize
36KB

Download
memory/3264-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3264-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3264-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download