smokeloader | df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272

Analysis

max time kernel
89s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
28-06-2024 23:55

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General

Target

df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272.exe
Size

273KB
MD5

41917ff64f3c5d2ec390bc2555959edc
SHA1

b729a6d1fba5c42861307cc50281a6e8b3c6bc89
SHA256

df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272
SHA512

894570ad02aba6e762e4d14cb988863621b0fd42d4d4e70b15ae2614764052d56e3653be11bd622dff532f4a40e314c3f3fa8669ff95198905d396fba3a0e948
SSDEEP

3072:D2WLAXEfIAOqKb6uDlpOm4q5ki5CAge/qiATlTzXmGFqNsyKHm:zLAX2xOqqWxIkDhb1zXmGQL

Score

10^/10

smokeloader pub2 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5096 4172 WerFault.exe df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272.exe

pid	pid_target	process	target process
5096	4172	WerFault.exe	df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272.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:

df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272.exe

C:\Users\Admin\AppData\Local\Temp\df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272.exe
"C:\Users\Admin\AppData\Local\Temp\df1cdf2b10d93ac04f178bf471e631953130c3dfab19eb86c266041d532fb272.exe"
1⤵
- Checks SCSI registry key(s)
PID:4172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4172 -s 416
2⤵
- Program crash
PID:5096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4172 -ip 4172
1⤵
PID:1260

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/4172-1-0x0000000002710000-0x0000000002810000-memory.dmp

Filesize
1024KB

Download
memory/4172-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4172-3-0x0000000000400000-0x0000000002361000-memory.dmp

Filesize
31.4MB

Download
memory/4172-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download