smokeloader | f9f330bffb6002c6db43beb6fdabb38177ab3da4e7f7c1951321beb9679db006

Analysis

max time kernel
150s
max time network
151s
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 13:55

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General

Target

1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
Size

303KB
MD5

ceaa361db12c482e95a8b83e2de2af2f
SHA1

7288d4cfcea6a4e478354bb15f06d3af82ec9cfc
SHA256

1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593
SHA512

94ca0bc39bbdc92672215daf4df1c9d5d9e288bb6097eb8a147bf3816dda1b992d971faa39ed0ee5daf1e4b2cbeaf3ff5a683834e66d47c474f6591d711a0fbb
SSDEEP

3072:ZQzJkBHCgU0lpcWt+sNX2VYXSjNr6gYatNEnZnKZI6DOZWCwbUcP1KS:EkBPmWtt2rZYzyI6DOUCwb1Pw

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

1128 1096 WerFault.exe 1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe

pid	pid_target	process	target process
1128	1096	WerFault.exe	1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.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:

1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe

C:\Users\Admin\AppData\Local\Temp\1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe
"C:\Users\Admin\AppData\Local\Temp\1efbc80ffd55c78287134a11add66b10bf7b2cd724913721a7f305d483050593.exe"
1⤵
- Checks SCSI registry key(s)
PID:1096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 352
2⤵
- Program crash
PID:1128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1096 -ip 1096
1⤵
PID:3296

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/1096-1-0x0000000000D50000-0x0000000000E50000-memory.dmp

Filesize
1024KB

Download
memory/1096-2-0x0000000000CA0000-0x0000000000CAB000-memory.dmp

Filesize
44KB

Download
memory/1096-3-0x0000000000400000-0x0000000000AF4000-memory.dmp

Filesize
7.0MB

Download