smokeloader | c50936d837cf836e987c4631815e434442c3c42d8665373345645a074f62c10d

Analysis

max time kernel
84s
max time network
145s
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 13:42

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General

Target

9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd.exe
Size

252KB
MD5

704dc68aee0f22c4c95ae6b7099d347b
SHA1

d7c613704fe7eda41ffefafb6bff9d92f0dc147a
SHA256

9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd
SHA512

02a00911e098c8126fb90ffc947a465eaa0b116ad74460e33aafcc50a86dec3e7fd9cd5bd92eeaff2f80c9c1d1672daad6730e9d349f880c7c709d348ffa7385
SSDEEP

3072:SQYuRgCFbFMRSRSbNW3fLTwlVE87RDZuhdWv1Pi1X/3g5J41TFyx:dFRMRykWPL800mhcQxvA41T

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

2484 2964 WerFault.exe 9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd.exe

pid	pid_target	process	target process
2484	2964	WerFault.exe	9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd.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:

9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd.exe

C:\Users\Admin\AppData\Local\Temp\9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd.exe
"C:\Users\Admin\AppData\Local\Temp\9e3f3d4b3afc4ce161869ac6a5e07ee0318b8d436602411bad6fad75549757dd.exe"
1⤵
- Checks SCSI registry key(s)
PID:2964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 352
2⤵
- Program crash
PID:2484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2964 -ip 2964
1⤵
PID:2360

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

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Downloads

memory/2964-1-0x0000000001CA0000-0x0000000001DA0000-memory.dmp

Filesize
1024KB

Download
memory/2964-2-0x0000000001BC0000-0x0000000001BCB000-memory.dmp

Filesize
44KB

Download
memory/2964-3-0x0000000000400000-0x0000000001A2C000-memory.dmp

Filesize
22.2MB

Download