smokeloader | a0833c0d614e0c6e02b29990a9ee2a86f0f26cc98c3e265ba7e565033c9e3ed1

Analysis

max time kernel
146s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
02-04-2024 10:00

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General

Target

1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe
Size

208KB
MD5

86cd9eea44b3dcec8b9adf68f8beab9c
SHA1

b3869a29b52159fefec58c3cb15d1f10a2b041fb
SHA256

1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780
SHA512

7c617bb21bbf82f683ce064f88190a462f8b57da84784d49999c35064a0cc51beebb801284f0c8fa7a5534da3eec86365cabee4df4eecc830b752f5348f79717
SSDEEP

3072:+VMLXvpVBNQuzP3HjtlhW2L7bhmL+tnru+5LcgLyiXXQu0SPr91u368:+aPEuPhl79mL+tFVRyaxbu3P

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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

4480 1496 WerFault.exe 1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe

pid	pid_target	process	target process
4480	1496	WerFault.exe	1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.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:

1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe

C:\Users\Admin\AppData\Local\Temp\1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe
"C:\Users\Admin\AppData\Local\Temp\1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe"
1⤵
- Checks SCSI registry key(s)
PID:1496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1496 -s 352
2⤵
- Program crash
PID:4480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1496 -ip 1496
1⤵
PID:4580

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 --mojo-platform-channel-handle=3244 --field-trial-handle=2536,i,8161505972217706694,705854963991409854,262144 --variations-seed-version /prefetch:8
1⤵
PID:2900

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/1496-3-0x0000000000620000-0x000000000062B000-memory.dmp

Filesize
44KB

Download
memory/1496-2-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/1496-1-0x00000000006C0000-0x00000000007C0000-memory.dmp

Filesize
1024KB

Download
memory/1496-4-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download