smokeloader | e798106229f6985b40bd436abaf516360b7d19501f0f8c1ce89a3197ebb421a4

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
03-10-2024 10:36

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General

Target

43da422957b397e2805362661ab3fd4a.exe
Size

375KB
MD5

43da422957b397e2805362661ab3fd4a
SHA1

d9fcee0d2a68c509bd8fc8c30ee263de5c80b883
SHA256

e798106229f6985b40bd436abaf516360b7d19501f0f8c1ce89a3197ebb421a4
SHA512

164afbbb93a02fb334c57fea332255ca8f578ceece8c5ad22fa552cdc31cf45733abce2ebc0e8db224bf3d3d0b21a344358cc0379adf1d8afe4d2db8e0c7574f
SSDEEP

6144:6rkVntaABNOcmGaDOVufNOsGps4qCMasrHBtlFDhTD:+ya0NMfslplxUrHtFDF

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	4064	WerFault.exe	81

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	43da422957b397e2805362661ab3fd4a.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	43da422957b397e2805362661ab3fd4a.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	43da422957b397e2805362661ab3fd4a.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	43da422957b397e2805362661ab3fd4a.exe

C:\Users\Admin\AppData\Local\Temp\43da422957b397e2805362661ab3fd4a.exe
"C:\Users\Admin\AppData\Local\Temp\43da422957b397e2805362661ab3fd4a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4064
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4064 -s 356
  2⤵
  - Program crash
  PID:2392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4064 -ip 4064
1⤵
PID:4644

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/4064-1-0x00000000027E0000-0x00000000028E0000-memory.dmp

Filesize
1024KB

Download
memory/4064-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4064-3-0x0000000000400000-0x0000000002475000-memory.dmp

Filesize
32.5MB

Download
memory/4064-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4064-5-0x0000000000400000-0x0000000002475000-memory.dmp

Filesize
32.5MB

Download