smokeloader | 5d4750e8dfad65f3b4d5e80bc63ab152e5988072f8c4ad03b2176710404bd40d

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 13:41

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General

Target

7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe
Size

200KB
MD5

95c0405d23576a8306b3735a06958bd4
SHA1

9dc62bb30c32ad6a4a08fc2e791f82ae374cce0f
SHA256

7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7
SHA512

a73f5547014fc16cb2b4d6076facc9e94bf3fe9b08fd05f1ddf6d299d75e8a88fbcb177c6830ed9be7f16fa474d821ca520d8a59c3ca847112ec0dae86e947d9
SSDEEP

3072:aB4Jjqboqnz08GGOHS/oOL3lXOQPZjBb6jEr:vJ7qnzlOy/oQlXlmE

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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 3408 set thread context of 3544	3408	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe	83

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	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 3544	3408	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe	83
PID 3408 wrote to memory of 3544	3408	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe	83
PID 3408 wrote to memory of 3544	3408	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe	83
PID 3408 wrote to memory of 3544	3408	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe	83
PID 3408 wrote to memory of 3544	3408	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe	83
PID 3408 wrote to memory of 3544	3408	7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe	83

C:\Users\Admin\AppData\Local\Temp\7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe
"C:\Users\Admin\AppData\Local\Temp\7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Users\Admin\AppData\Local\Temp\7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe
  "C:\Users\Admin\AppData\Local\Temp\7976b4458e840efd25ae3940de9bdeb79b1bc66a03fdfca6b9a5e34281a990d7.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3544

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/3408-1-0x0000000002D60000-0x0000000002E60000-memory.dmp

Filesize
1024KB

Download
memory/3408-2-0x0000000002C00000-0x0000000002C09000-memory.dmp

Filesize
36KB

Download
memory/3544-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3544-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3544-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download