smokeloader | 7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558

Analysis

max time kernel
90s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 09:40

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General

Target

7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558.exe
Size

377KB
MD5

bffde0436bc59b7543a7222b6d41c471
SHA1

0ebb68b9e7f72ee1f33082620b9456e5b8891b3f
SHA256

7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558
SHA512

b21e86ea8902cd587ba35b585f3572a3b846080d64a3d2fc2d91fa83511b54f7c078c8383f8af44d2a62ba7a90e679dbda6ece1bc1bb1b8fb5de61234bb5d103
SSDEEP

6144:sWTyZo3L+uehQZgOks6PM0Li/WnhCw6z0SxWcoBlCmVeaV:sWeZmCueqWs6Ppienh6zOcWCqe

Score

10^/10

smokeloader 2023 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

2023

Signatures

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

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
4284	2708	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

Processes:

7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558.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:

7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558.exe

C:\Users\Admin\AppData\Local\Temp\7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558.exe
"C:\Users\Admin\AppData\Local\Temp\7c4e837dd6f4979a8f8fe25e4c5c5a1db0fed7e75cad2024a66c31846b452558.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2708
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 352
  2⤵
  - Program crash
  PID:4284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2708 -ip 2708
1⤵
PID:1360

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/2708-1-0x0000000000780000-0x0000000000880000-memory.dmp

Filesize
1024KB

Download
memory/2708-3-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2708-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2708-4-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2708-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download