smokeloader | 55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca

Analysis

max time kernel
129s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 00:00

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General

Target

55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca.exe
Size

162KB
MD5

2ae3ccf18e3b056d3bc5bcec4ebe4d0a
SHA1

0f4c0070723fb6cfbedae0330536b4474cf8f946
SHA256

55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca
SHA512

47fb6ebdb9286ce676aa61faf2415074a303bdece00506d5b2e4f879d91cdbb29f7b6a08f341725f84c2ec33649c4aa8fa168c639c483085f6a8e8b50b74a9ce
SSDEEP

3072:kf59LNHMsreVriGs8ZItaIiIwNFhPQ5c11+f1KuU3:Y59LNHDiVOu9IglL7

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

2940 4956 WerFault.exe 55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca.exe

pid	pid_target	process	target process
2940	4956	WerFault.exe	55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca.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:

55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca.exe

C:\Users\Admin\AppData\Local\Temp\55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca.exe
"C:\Users\Admin\AppData\Local\Temp\55f04c9f83b628e58e28a63ce9089519c7457ef52b9bb4504f73a5c97cad26ca.exe"
1⤵
- Checks SCSI registry key(s)
PID:4956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4956 -s 460
2⤵
- Program crash
PID:2940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4956 -ip 4956
1⤵
PID:3860

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/4956-1-0x0000000002A10000-0x0000000002B10000-memory.dmp

Filesize
1024KB

Download
memory/4956-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4956-2-0x0000000002870000-0x000000000287B000-memory.dmp

Filesize
44KB

Download
memory/4956-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4956-4-0x0000000000400000-0x0000000002716000-memory.dmp

Filesize
35.1MB

Download