smokeloader | d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c

Analysis

max time kernel
149s
max time network
157s
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 13:54

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General

Target

d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe
Size

276KB
MD5

3b3cdff212557a54918648729b96c5ba
SHA1

840c6b067a991e652b11b28ba1c529979e8072e0
SHA256

d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c
SHA512

abd3ddbca90f26d7e32225cf47c8941f66b4f0f6de95d47579165966030a13045d5d66b7318a5fdf6af18c689a1041e1948c562618c866b8ac4fc930ff048b84
SSDEEP

6144:sZkj7mAw4Tgv9whO/nrBIaTgNHgkj2RKFzSPmm:CQmLGgVwhODBIZNHgkiKFz

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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 1820 set thread context of 4948	1820	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.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	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 4948	1820	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe	82
PID 1820 wrote to memory of 4948	1820	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe	82
PID 1820 wrote to memory of 4948	1820	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe	82
PID 1820 wrote to memory of 4948	1820	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe	82
PID 1820 wrote to memory of 4948	1820	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe	82
PID 1820 wrote to memory of 4948	1820	d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe	82

C:\Users\Admin\AppData\Local\Temp\d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe
"C:\Users\Admin\AppData\Local\Temp\d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Users\Admin\AppData\Local\Temp\d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe
  "C:\Users\Admin\AppData\Local\Temp\d56c2649ef7e6b32db89462cebfa709d37a5d8862256ffcb6974c1c66794ab4c.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4948

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/1820-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download
memory/1820-2-0x0000000000520000-0x0000000000529000-memory.dmp

Filesize
36KB

Download
memory/4948-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4948-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4948-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download