smokeloader | 7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599

Analysis

max time kernel
125s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25-06-2024 16:51

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General

Target

7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599.exe
Size

319KB
MD5

810a594d2c51d6b0ca26c263a6281b6b
SHA1

8211efff6c51d6f5ca12a06cbf3e35a24f799205
SHA256

7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599
SHA512

193ecbe212dad24a02c953a37310cfd1b55c8b2ab1d759d1da0b488a9c9b3000c98f6a568cb0ad931b1b58faa921bae167e7c127e80b3463dc82b3090c142e24
SSDEEP

3072:zh9LGoR2E47vK78abwX4/UlUIUyY4n1um5Lt4LtOQ8p1Ek1E5xTEqS:zjLGoRn4eI/XJfdn1J8/83N3

Score

10^/10

smokeloader pub2 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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

856 1812 WerFault.exe 7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599.exe

pid	pid_target	process	target process
856	1812	WerFault.exe	7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599.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:

7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599.exe

C:\Users\Admin\AppData\Local\Temp\7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599.exe
"C:\Users\Admin\AppData\Local\Temp\7a2cca471305ef8e68fd3186d003b3692aaa10713e97475ece93b46540c5b599.exe"
1⤵
- Checks SCSI registry key(s)
PID:1812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 472
2⤵
- Program crash
PID:856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1812 -ip 1812
1⤵
PID:2772

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4116,i,11266875042087428226,16669718873272757238,262144 --variations-seed-version --mojo-platform-channel-handle=3900 /prefetch:8
1⤵
PID:3560

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

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Downloads

memory/1812-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1812-2-0x0000000002850000-0x000000000285B000-memory.dmp

Filesize
44KB

Download
memory/1812-1-0x0000000002AE0000-0x0000000002BE0000-memory.dmp

Filesize
1024KB

Download
memory/1812-4-0x0000000000400000-0x000000000273C000-memory.dmp

Filesize
35.2MB

Download