smokeloader | 1c275f2eb2036dbd689d38d3b7c7ff09e49c958599df532fb4e9e4fd10b1861a

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 11:44

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General

Target

3b38420db58d661d24be31915a1f5528.exe
Size

200KB
MD5

3b38420db58d661d24be31915a1f5528
SHA1

918a55ffa8085f2d7b2bd921ae4e25915946415f
SHA256

1c275f2eb2036dbd689d38d3b7c7ff09e49c958599df532fb4e9e4fd10b1861a
SHA512

f50acba8a156e1f502323456b4a8fd4931672b74daff17ba49db607f16d748a976570f0fa8bcaeee68fa39b53ad63b7905fe840105853e002c7f7b48039938f2
SSDEEP

3072:yFLCchRu/2XQVxINyqYY5nJsgf/uYFResPG5Y4L:yFLCchReFkyqYic

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2224	892	WerFault.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	3b38420db58d661d24be31915a1f5528.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	3b38420db58d661d24be31915a1f5528.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3b38420db58d661d24be31915a1f5528.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3b38420db58d661d24be31915a1f5528.exe

C:\Users\Admin\AppData\Local\Temp\3b38420db58d661d24be31915a1f5528.exe
"C:\Users\Admin\AppData\Local\Temp\3b38420db58d661d24be31915a1f5528.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:892
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 892 -s 352
  2⤵
  - Program crash
  PID:2224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 892 -ip 892
1⤵
PID:3464

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/892-1-0x0000000000640000-0x0000000000740000-memory.dmp

Filesize
1024KB

Download
memory/892-3-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/892-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/892-4-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/892-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download