smokeloader | bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce

Analysis

max time kernel
292s
max time network
255s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
01-05-2024 23:48

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General

Target

bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce.exe
Size

213KB
MD5

2c8f5e7a9e670c3850b2de0d2f3758b2
SHA1

42409c886411ce73c1d6f07bbae47bf8f2db713c
SHA256

bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce
SHA512

1237d9fbc5cfd97e2377c56143a100daeeff8e71ffa90c4fa7227eab94b3edf841e8ca8b68a8ed8c18d9cc03457a4c246a98147ab317079650bcf88877211454
SSDEEP

3072:WztTEAEwLBu9QeT5Zpsnf26/5WSIKM4XLr2:WztTEAE4u9Qefp426kSIKM2Lr

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

4904 3660 WerFault.exe bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce.exe

pid	pid_target	process	target process
4904	3660	WerFault.exe	bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce.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:

bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce.exe

C:\Users\Admin\AppData\Local\Temp\bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce.exe
"C:\Users\Admin\AppData\Local\Temp\bc113ed2bff68b7cf9dd805ec562bffc04fbadcf75a16df1ec6fcfa6b479f5ce.exe"
1⤵
- Checks SCSI registry key(s)
PID:3660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3660 -s 488
2⤵
- Program crash
PID:4904

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/3660-1-0x0000000002C20000-0x0000000002D20000-memory.dmp

Filesize
1024KB

Download
memory/3660-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3660-2-0x0000000002B70000-0x0000000002B7B000-memory.dmp

Filesize
44KB

Download
memory/3660-4-0x0000000000400000-0x0000000002AF3000-memory.dmp

Filesize
38.9MB

Download
memory/3660-6-0x0000000002C20000-0x0000000002D20000-memory.dmp

Filesize
1024KB

Download