smokeloader | 3668ad791a0f6a1eae6047cec55548c7fc64ceb4d89e73262695b52e144f3b13

Analysis

max time kernel
94s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 23:55

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General

Target

43eb967fce9ffe2d06c1174b0bc416f6.exe
Size

266KB
MD5

43eb967fce9ffe2d06c1174b0bc416f6
SHA1

6dde42f13384300c122bc396c05f70f2c9f13653
SHA256

3668ad791a0f6a1eae6047cec55548c7fc64ceb4d89e73262695b52e144f3b13
SHA512

a783071f48acf905634c2c60ea9487fbdbb90706dd6884dde32ac980eda3e909e8835bf99b466b72f9fc6f1fa2bc0d93b45c7439cf5f5c6445816733c0cc7b7f
SSDEEP

6144:fDREIYijYDnEWyufE7EvOwN2UUhufKRfXQmpC5s:NEIYbLsufiEvOWYufEfgoC

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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 target process

4376 2696 WerFault.exe 43eb967fce9ffe2d06c1174b0bc416f6.exe
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:

43eb967fce9ffe2d06c1174b0bc416f6.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 43eb967fce9ffe2d06c1174b0bc416f6.exe

pid	pid_target	process	target process
4376	2696	WerFault.exe	43eb967fce9ffe2d06c1174b0bc416f6.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	43eb967fce9ffe2d06c1174b0bc416f6.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:

43eb967fce9ffe2d06c1174b0bc416f6.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	43eb967fce9ffe2d06c1174b0bc416f6.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	43eb967fce9ffe2d06c1174b0bc416f6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	43eb967fce9ffe2d06c1174b0bc416f6.exe

C:\Users\Admin\AppData\Local\Temp\43eb967fce9ffe2d06c1174b0bc416f6.exe
"C:\Users\Admin\AppData\Local\Temp\43eb967fce9ffe2d06c1174b0bc416f6.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2696
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 352
  2⤵
  - Program crash
  PID:4376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2696 -ip 2696
1⤵
PID:3520

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/2696-1-0x0000000000710000-0x0000000000810000-memory.dmp

Filesize
1024KB

Download
memory/2696-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2696-3-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2696-4-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2696-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download