smokeloader | 54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 21:40

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General

Target

54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84.exe
Size

215KB
MD5

4ef4f6c3dbdac94c2a071b0b1ae6ac23
SHA1

b16d3bff3e70e18dad929c1b8f65558f617d7305
SHA256

54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84
SHA512

10a0168586ebd29034dbf23237f9bde1d6e6ae4c69971885dde10b7a6c112f3471888ec79cc04667435b2e42c13310587fccc191a8129b6f30bfb2d318e587a1
SSDEEP

3072:P1wERYpCz1BUNqGcQoAGdpAScZ+8J8rBA2m4jGQQHpKatwg9I0dqQp8:tfRUCzkUGcBF0CrB+CGfJBwg9bh

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

2436 892 WerFault.exe 54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84.exe

pid	pid_target	process	target process
2436	892	WerFault.exe	54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84.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:

54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84.exe

C:\Users\Admin\AppData\Local\Temp\54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84.exe
"C:\Users\Admin\AppData\Local\Temp\54e9aac8400bae53bafb4b76b45c078924ed579a1048c6b3995aeeffa43d4a84.exe"
1⤵
- Checks SCSI registry key(s)
PID:892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 892 -s 268
2⤵
- Program crash
PID:2436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 892 -ip 892
1⤵
PID:220

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/892-1-0x0000000002E80000-0x0000000002F80000-memory.dmp

Filesize
1024KB

Download
memory/892-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/892-2-0x0000000002C30000-0x0000000002C3B000-memory.dmp

Filesize
44KB

Download
memory/892-4-0x0000000000400000-0x0000000002BEF000-memory.dmp

Filesize
39.9MB

Download