smokeloader | f59856ac92f77d4d44bdf570dd35ac3b6d9eb9e80a2cf2679669e9ae0e93859b

Analysis

max time kernel
2s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
16-08-2024 20:18

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General

Target

f59856ac92f77d4d44bdf570dd35ac3b6d9eb9e80a2cf2679669e9ae0e93859b.exe
Size

258KB
MD5

be420593d4fed97aa04f4e15ad0dac42
SHA1

593e055e7e734e9bc6dc1b7a585553cada47cbfd
SHA256

f59856ac92f77d4d44bdf570dd35ac3b6d9eb9e80a2cf2679669e9ae0e93859b
SHA512

37a5e88f94ee0f3ca35826a60ccf513f04208e4f04ccbd89243bb01792e15e2ddf11241286d2d3d7c6375b92f8a2c0af6705f9bcf28c5ccccd4e2217b3951c89
SSDEEP

3072:DTBr1brskIwTYAeGO8ffDyJ1ve55tTfCT7LfV6gV6mr:LJpdOJ58KrYVm

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
1360	3064	WerFault.exe	80

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	f59856ac92f77d4d44bdf570dd35ac3b6d9eb9e80a2cf2679669e9ae0e93859b.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	f59856ac92f77d4d44bdf570dd35ac3b6d9eb9e80a2cf2679669e9ae0e93859b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f59856ac92f77d4d44bdf570dd35ac3b6d9eb9e80a2cf2679669e9ae0e93859b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f59856ac92f77d4d44bdf570dd35ac3b6d9eb9e80a2cf2679669e9ae0e93859b.exe

C:\Users\Admin\AppData\Local\Temp\f59856ac92f77d4d44bdf570dd35ac3b6d9eb9e80a2cf2679669e9ae0e93859b.exe
"C:\Users\Admin\AppData\Local\Temp\f59856ac92f77d4d44bdf570dd35ac3b6d9eb9e80a2cf2679669e9ae0e93859b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3064
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 384
  2⤵
  - Program crash
  PID:1360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3064 -ip 3064
1⤵
PID:1104

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/3064-1-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/3064-2-0x0000000002160000-0x000000000216B000-memory.dmp

Filesize
44KB

Download
memory/3064-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3064-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3064-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3064-5-0x0000000002160000-0x000000000216B000-memory.dmp

Filesize
44KB

Download