smokeloader | 5a4e01658cb9f3c14e231a0e5b61290606f6f379b52ac0dec7cf7836006ddf00

Analysis

max time kernel
94s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 13:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a.exe
Size

259KB
MD5

e5477d6420e21e75a4bb411a3947201a
SHA1

7120bf0ba0196ecc8cc04dd0c3166185ee3f7892
SHA256

91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a
SHA512

de56dddda25e1cf9c5835613e38375f463bbcabe858b846077359b704493ef75b14e6187f21f110103bde70cc61efe17e5dac6d229456271b33afa3406c7020d
SSDEEP

6144:K7vq2CD3/WTO/Ukgn4olUKm4shprkwnf8/9tQ:ERM3/WTO/dgxUWshprDnatQ

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

1668 2300 WerFault.exe 91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a.exe

pid	pid_target	process	target process
1668	2300	WerFault.exe	91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a.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:

91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a.exe

C:\Users\Admin\AppData\Local\Temp\91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a.exe
"C:\Users\Admin\AppData\Local\Temp\91e8fd048fb5df071ba6e3d7917edcb53122d9cbd9e57dcf4b5e50c72d575c7a.exe"
1⤵
- Checks SCSI registry key(s)
PID:2300

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 352
2⤵
- Program crash
PID:1668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2300 -ip 2300
1⤵
PID:2816

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2300-1-0x0000000000E60000-0x0000000000F60000-memory.dmp

Filesize
1024KB

Download
memory/2300-2-0x0000000002830000-0x000000000283B000-memory.dmp

Filesize
44KB

Download
memory/2300-3-0x0000000000400000-0x0000000000AEA000-memory.dmp

Filesize
6.9MB

Download
memory/2300-4-0x0000000000400000-0x0000000000AEA000-memory.dmp

Filesize
6.9MB

Download