smokeloader | 4942ff94e613e09ebaada37b5d61a9b08459fcef987303c8dce1fd10868825ac

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 21:26

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General

Target

5d99d66ef42ec43af05b9304aebefdb6.exe
Size

387KB
MD5

5d99d66ef42ec43af05b9304aebefdb6
SHA1

b90f71e96df4a0d654aaab1fdfe2845c8dcb8032
SHA256

4942ff94e613e09ebaada37b5d61a9b08459fcef987303c8dce1fd10868825ac
SHA512

a79ec46d0a34adeac048fe3dff42f60aa08f94ad8ad6862d61c18ddc5a1bcb8b4a2f83f21e41c49d56291b7eb50f6aae1a751dbe8f7d9f1a6fbdbdd02902c7d5
SSDEEP

6144:7IXTv/hzKeX7nJbSN8jMidyytvXOzwgKlbG6yiWTs:ynhzKeLnJbSN8l4cPOzwgKlt1u

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4508	3628	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5d99d66ef42ec43af05b9304aebefdb6.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

description	ioc	Process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5d99d66ef42ec43af05b9304aebefdb6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5d99d66ef42ec43af05b9304aebefdb6.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5d99d66ef42ec43af05b9304aebefdb6.exe

C:\Users\Admin\AppData\Local\Temp\5d99d66ef42ec43af05b9304aebefdb6.exe
"C:\Users\Admin\AppData\Local\Temp\5d99d66ef42ec43af05b9304aebefdb6.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3628
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3628 -s 356
  2⤵
  - Program crash
  PID:4508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3628 -ip 3628
1⤵
PID:4316

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3628-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download
memory/3628-3-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/3628-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3628-4-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/3628-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download