smokeloader | 7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b

Analysis

max time kernel
92s
max time network
102s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
22-07-2024 05:38

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General

Target

7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b.exe
Size

180KB
MD5

592e00a97f577df4ab8b6a8b6bb2d7de
SHA1

27dde52581900240795f1c9c6dc21bc3254aeac9
SHA256

7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b
SHA512

7c47af687db719bdf03838e5b27477426888433af768be99a07cd5914ad6e449eddb28f5483f756ce39e3ada820bfb648106040ed88e0add0692ff1d1974f1ed
SSDEEP

3072:a/17ILPD1mazhB2Uj/adv6qg8dXeSRIZ5b93/iuH63JBXETBS:PLL1mab2MGfdeSSFWGS

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

5036 1396 WerFault.exe 7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b.exe

pid	pid_target	process	target process
5036	1396	WerFault.exe	7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b.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:

7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b.exe

C:\Users\Admin\AppData\Local\Temp\7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b.exe
"C:\Users\Admin\AppData\Local\Temp\7ca8cab1c814c0d163bedf7b1f73b854babf1dfee89d8fbb556548ffbffe1e0b.exe"
1⤵
- Checks SCSI registry key(s)
PID:1396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1396 -s 384
2⤵
- Program crash
PID:5036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1396 -ip 1396
1⤵
PID:664

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

Replay Monitor

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Downloads

memory/1396-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1396-2-0x0000000000820000-0x000000000082B000-memory.dmp

Filesize
44KB

Download
memory/1396-1-0x0000000000830000-0x0000000000930000-memory.dmp

Filesize
1024KB

Download
memory/1396-4-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/1396-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download