smokeloader | 023e94b66bf51c029f05aef8918245176a5e574c3ef82b4b908f917bfcf7674c

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 02:50

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General

Target

023e94b66bf51c029f05aef8918245176a5e574c3ef82b4b908f917bfcf7674c.exe
Size

288KB
MD5

5735b26765657ae3e79ebfdacf124251
SHA1

cf2471e3387661acedc1daf1830a8b5b68a7a332
SHA256

023e94b66bf51c029f05aef8918245176a5e574c3ef82b4b908f917bfcf7674c
SHA512

8b71c28490b91bdd9f1a4e8444665856a158c85f61952986b9be00e98e9438585f4b4d6df3897677f2f88f417e6b4414c74a771374e3bc5d7c69872f2f3f21a3
SSDEEP

6144:CwuVnLdSyrzB26P8udhzGV+kVNf+YzExfDZsuiz/JxEVnu:CwuVnMyrzE6P8ufzE+kn+Yg+uijwu

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4536	1948	WerFault.exe	82

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	023e94b66bf51c029f05aef8918245176a5e574c3ef82b4b908f917bfcf7674c.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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	023e94b66bf51c029f05aef8918245176a5e574c3ef82b4b908f917bfcf7674c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	023e94b66bf51c029f05aef8918245176a5e574c3ef82b4b908f917bfcf7674c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	023e94b66bf51c029f05aef8918245176a5e574c3ef82b4b908f917bfcf7674c.exe

C:\Users\Admin\AppData\Local\Temp\023e94b66bf51c029f05aef8918245176a5e574c3ef82b4b908f917bfcf7674c.exe
"C:\Users\Admin\AppData\Local\Temp\023e94b66bf51c029f05aef8918245176a5e574c3ef82b4b908f917bfcf7674c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1948
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 352
  2⤵
  - Program crash
  PID:4536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1948 -ip 1948
1⤵
PID:2196

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

Replay Monitor

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Downloads

memory/1948-0-0x00000000001C0000-0x00000000001EB000-memory.dmp

Filesize
172KB

Download
memory/1948-1-0x00000000005E0000-0x00000000005EB000-memory.dmp

Filesize
44KB

Download
memory/1948-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1948-3-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1948-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1948-5-0x00000000005E0000-0x00000000005EB000-memory.dmp

Filesize
44KB

Download
memory/1948-4-0x00000000001C0000-0x00000000001EB000-memory.dmp

Filesize
172KB

Download