smokeloader | d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-11-2024 10:46

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General

Target

d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe
Size

333KB
MD5

01c47eff4f794ebd0d091822c8dca382
SHA1

e694d769dbeb3ba5ed69744508f8669199751fe1
SHA256

d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18
SHA512

d28b7ddd8006dff0ae2ef4421565118ebb97da2a3c9918b7a4e371bd433679ccfd2a68e2795ea9050765b407885a3c10fa80d323d7e00e86ae20d324c3b92578
SSDEEP

6144:QOxLx93QnGc3sJUh9N5Q2embh+D9nq2jiyfflL0cfQXPX3E5qp:QkIGc3sJUh/embIBndfflL0BXPHEM

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 2216 set thread context of 2800	2216	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe	85

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	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.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	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2800	2216	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe	85
PID 2216 wrote to memory of 2800	2216	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe	85
PID 2216 wrote to memory of 2800	2216	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe	85
PID 2216 wrote to memory of 2800	2216	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe	85
PID 2216 wrote to memory of 2800	2216	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe	85
PID 2216 wrote to memory of 2800	2216	d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe	85

C:\Users\Admin\AppData\Local\Temp\d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe
"C:\Users\Admin\AppData\Local\Temp\d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe
  "C:\Users\Admin\AppData\Local\Temp\d9e4efa5c3e0da2102ff89eb23e3f8823415e44ea188de121e058a08581c6d18.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:2800

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/2216-1-0x0000000000BC0000-0x0000000000CC0000-memory.dmp

Filesize
1024KB

Download
memory/2216-2-0x00000000009D0000-0x00000000009D9000-memory.dmp

Filesize
36KB

Download
memory/2800-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2800-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2800-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2800-5-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download