smokeloader | 34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420

Analysis

max time kernel
147s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
28-04-2024 14:05

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General

Target

34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420.exe
Size

307KB
MD5

7f48c12d023372f0b10398ff68a44792
SHA1

1552ad5a58bf411bfa245e1b7118459510413bde
SHA256

34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420
SHA512

11bdf8767ccd5acde3f2422c89179ecfcfd517f62ddde4977b6c5b80132833a7542c58d9fc97a60526febf1ff5f2fe3928f4691fa10bd4a4fa581c631e77648a
SSDEEP

3072:P3Ps5/Wp1NpxfYkz/c+jbLWU5NpcsSQ1+LhUdxhQ+ERXOBNmkceEdxWiHEQ2I7Ix:TDNXm03H1kyvQ/I1ceEemEf+U

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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

4176 3164 WerFault.exe 34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420.exe

pid	pid_target	process	target process
4176	3164	WerFault.exe	34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420.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:

34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420.exe

C:\Users\Admin\AppData\Local\Temp\34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420.exe
"C:\Users\Admin\AppData\Local\Temp\34101707aa120a2a7551372d8759627d5e584d2977247caded99175c2b51a420.exe"
1⤵
- Checks SCSI registry key(s)
PID:3164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 384
2⤵
- Program crash
PID:4176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3164 -ip 3164
1⤵
PID:8

Network

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/3164-2-0x0000000001B60000-0x0000000001B6B000-memory.dmp

Filesize
44KB

Download
memory/3164-1-0x0000000001CD0000-0x0000000001DD0000-memory.dmp

Filesize
1024KB

Download
memory/3164-3-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download