smokeloader | af296d22f5a11156f12eef71c80514783d0f193c5ee4554c554d5b6f9c7f4b48

Analysis

max time kernel
94s
max time network
138s
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 02:31

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General

Target

3fcf17a312da09e7d7cb7a69b3575e791de5494420eb99e7bd00f6a63cb40988.exe
Size

270KB
MD5

a2a5b77b07d83496073fc3613aa7384f
SHA1

6dbf458de23eff5b42f43c8c7ac685517ebb0286
SHA256

3fcf17a312da09e7d7cb7a69b3575e791de5494420eb99e7bd00f6a63cb40988
SHA512

4cb73542d6621ae23e29c084919d38cc5322693c6d553111a70f7685fc6e3fa6fcf12100bdf012f659a74a977cceef606b5a2851be4d5ff96622f5f63fa20d03
SSDEEP

3072:RrJQF/YTMuU2y2fAS8vPVC/a6w1H1yTBJazm4fHQcaBeylmhZ:feYHU2zfA31MTDazmoHc+

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

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
2448	736	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	3fcf17a312da09e7d7cb7a69b3575e791de5494420eb99e7bd00f6a63cb40988.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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3fcf17a312da09e7d7cb7a69b3575e791de5494420eb99e7bd00f6a63cb40988.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3fcf17a312da09e7d7cb7a69b3575e791de5494420eb99e7bd00f6a63cb40988.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3fcf17a312da09e7d7cb7a69b3575e791de5494420eb99e7bd00f6a63cb40988.exe

C:\Users\Admin\AppData\Local\Temp\3fcf17a312da09e7d7cb7a69b3575e791de5494420eb99e7bd00f6a63cb40988.exe
"C:\Users\Admin\AppData\Local\Temp\3fcf17a312da09e7d7cb7a69b3575e791de5494420eb99e7bd00f6a63cb40988.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:736
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 736 -s 352
  2⤵
  - Program crash
  PID:2448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 736 -ip 736
1⤵
PID:2444

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/736-1-0x0000000002EE0000-0x0000000002FE0000-memory.dmp

Filesize
1024KB

Download
memory/736-2-0x00000000048C0000-0x00000000048C9000-memory.dmp

Filesize
36KB

Download
memory/736-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/736-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/736-5-0x00000000048C0000-0x00000000048C9000-memory.dmp

Filesize
36KB

Download
memory/736-4-0x0000000000400000-0x0000000002B71000-memory.dmp

Filesize
39.4MB

Download