smokeloader | c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 22:26

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General

Target

c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe
Size

284KB
MD5

292c4fc79d85a7b32ba038bcbdb31eb7
SHA1

0fe80589880d22502489fa6c503e44ad706d77ba
SHA256

c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758
SHA512

43ed14ca27a099e77788d63cf932ef31d3cc737d8c36059ef06026eaeecb99b7ca6e7ce0a139b691b070fc766f868e9301af3386251e0ac04ea1aaf456106bda
SSDEEP

6144:inr+igK84SPdiuJIlyGDq9gXvJbkF3GoeMIl0CkhJ4OeIMRN:6r+igK87vdOaSvBgx41khJ4O7a

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

Processes:

c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe

description	pid	Process	procid_target
PID 4276 set thread context of 4436	4276	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe	82

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

Processes:

c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.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

Processes:

c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe

description	pid	Process	procid_target
PID 4276 wrote to memory of 4436	4276	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe	82
PID 4276 wrote to memory of 4436	4276	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe	82
PID 4276 wrote to memory of 4436	4276	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe	82
PID 4276 wrote to memory of 4436	4276	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe	82
PID 4276 wrote to memory of 4436	4276	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe	82
PID 4276 wrote to memory of 4436	4276	c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe	82

C:\Users\Admin\AppData\Local\Temp\c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe
"C:\Users\Admin\AppData\Local\Temp\c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4276
- C:\Users\Admin\AppData\Local\Temp\c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe
  "C:\Users\Admin\AppData\Local\Temp\c9b6694345bbc91c2959376811db55569beb2ec95ac9e409bed08da7fc987758.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4436

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/4276-1-0x0000000000B00000-0x0000000000C00000-memory.dmp

Filesize
1024KB

Download
memory/4276-2-0x0000000000980000-0x0000000000989000-memory.dmp

Filesize
36KB

Download
memory/4436-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4436-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4436-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4436-5-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download