smokeloader | f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa

Analysis

max time kernel
132s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
12-05-2024 11:17

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General

Target

f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa.exe
Size

240KB
MD5

6bcbbfac4eb7dbecb5a44983645a75db
SHA1

06335c12d2dc398efa4956674628debaf8a22b39
SHA256

f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa
SHA512

550b13098d9842bc79b441721b6a93f085d75c274d7b5e0387fae87f9cf5a3566fb13694b5369149e093cb41a109fa015a9698f0553827c8c46c864083a54a33
SSDEEP

3072:SR9BalQW+4t/2Rxpw3qcBsWkW+Nm/WXdJgr5QbgaHbWk18tKbTD94nXU3XnSo1s:SQEe619WZLSbgaH780pyXUSo

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 2268 WerFault.exe f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa.exe

pid	pid_target	process	target process
4176	2268	WerFault.exe	f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa.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:

f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa.exe

C:\Users\Admin\AppData\Local\Temp\f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa.exe
"C:\Users\Admin\AppData\Local\Temp\f73c2ff7df05fca90c08e6ac7a30b97f56a5f62ddc1aed09e0970dc416f995aa.exe"
1⤵
- Checks SCSI registry key(s)
PID:2268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 352
2⤵
- Program crash
PID:4176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2268 -ip 2268
1⤵
PID:1316

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/2268-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2268-2-0x0000000000920000-0x000000000092B000-memory.dmp

Filesize
44KB

Download
memory/2268-1-0x00000000007D0000-0x00000000008D0000-memory.dmp

Filesize
1024KB

Download
memory/2268-4-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download