smokeloader | 239146a726ae9502565a81171e631f7d195a8dc4e3383925b744bb99ff370ead

Analysis

max time kernel
135s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-09-2024 13:51

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General

Target

6ab7801a80f78c2586d0bd611807f3f8229300a32efc7b6793d7b2a8d1d28371.exe
Size

338KB
MD5

e26b4f39f4c64f8f9b4d1d607c1d4450
SHA1

16d757a87e2d47938cb176465934c3f576929713
SHA256

6ab7801a80f78c2586d0bd611807f3f8229300a32efc7b6793d7b2a8d1d28371
SHA512

80d5ca1afcf515ad4e41e12f5bf39b2a2a58d590bd3e1f3a4814794a7a9c6da9af5a1df77e67c82f74e77f0feeb5b6731ec7d2b7772a2a019c523dc362973cc6
SSDEEP

6144:/hw/KB4AbHmVbIrUgGmvmM+tAVnMPGuZSgDy:s2GtIrUsvGt2nMPGuod

Score

10^/10

smokeloader pub3 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3236	1684	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	6ab7801a80f78c2586d0bd611807f3f8229300a32efc7b6793d7b2a8d1d28371.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	6ab7801a80f78c2586d0bd611807f3f8229300a32efc7b6793d7b2a8d1d28371.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6ab7801a80f78c2586d0bd611807f3f8229300a32efc7b6793d7b2a8d1d28371.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6ab7801a80f78c2586d0bd611807f3f8229300a32efc7b6793d7b2a8d1d28371.exe

C:\Users\Admin\AppData\Local\Temp\6ab7801a80f78c2586d0bd611807f3f8229300a32efc7b6793d7b2a8d1d28371.exe
"C:\Users\Admin\AppData\Local\Temp\6ab7801a80f78c2586d0bd611807f3f8229300a32efc7b6793d7b2a8d1d28371.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1684
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1684 -s 352
  2⤵
  - Program crash
  PID:3236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1684 -ip 1684
1⤵
PID:4264

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/1684-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1684-1-0x0000000001770000-0x0000000001870000-memory.dmp

Filesize
1024KB

Download
memory/1684-3-0x0000000000400000-0x00000000016C8000-memory.dmp

Filesize
18.8MB

Download
memory/1684-4-0x0000000000400000-0x00000000016C8000-memory.dmp

Filesize
18.8MB

Download
memory/1684-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download