smokeloader | 0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f

Analysis

max time kernel
94s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 16:26

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General

Target

0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe
Size

244KB
MD5

472b863c7d190aa0e6222bc7998020ed
SHA1

d78c1b93217fabe6ce4484dc67525764a23f4d11
SHA256

0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f
SHA512

df8db345bc474fc4cea6a088093103d3022bbad4bb98f76769f8c4346b9e232dc79c66c5b1d8db47eae09281c1ec1d472dd259b903b6daa679e03f6149022c06
SSDEEP

6144:3ZZQB4qTG+OFE7qaP7VAHAl69F7JzsS6O:JZCTG+OFEWiAHK6FVYL

Score

10^/10

smokeloader 555 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

555

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe

description	pid	Process	procid_target
PID 3856 set thread context of 3972	3856	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe	86

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:

0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.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:

0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe

description	pid	Process	procid_target
PID 3856 wrote to memory of 3972	3856	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe	86
PID 3856 wrote to memory of 3972	3856	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe	86
PID 3856 wrote to memory of 3972	3856	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe	86
PID 3856 wrote to memory of 3972	3856	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe	86
PID 3856 wrote to memory of 3972	3856	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe	86
PID 3856 wrote to memory of 3972	3856	0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe	86

C:\Users\Admin\AppData\Local\Temp\0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe
"C:\Users\Admin\AppData\Local\Temp\0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3856
- C:\Users\Admin\AppData\Local\Temp\0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe
  "C:\Users\Admin\AppData\Local\Temp\0a1d8017a74c6b4681326a566fc47a75a98736a1d307693db08a1c8bd55dbb5f.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3972

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/3856-1-0x0000000000520000-0x0000000000620000-memory.dmp

Filesize
1024KB

Download
memory/3856-2-0x00000000004A0000-0x00000000004A9000-memory.dmp

Filesize
36KB

Download
memory/3972-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3972-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3972-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download