smokeloader | fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 08:02

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General

Target

fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.exe
Size

443KB
MD5

fa949a7589dc71ea006eb10ad025618a
SHA1

3525508cc8b83cdec2bde0bf0cbdc7cdab62c383
SHA256

fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee
SHA512

40734414f0d40431625d1c79f7fc043458de0f73b59764239041f6a7ac959a6e11869f45a334fec45f37267bf9c2ff2ca4acc23db9c5eac0e70e9413307db136
SSDEEP

6144:dBc5/Qqguk5r/EaOKIhfzrIqku/a5J0gToyxw7coy6BbO42Tn:MBQqgoampv1/GJ0gThx8NO4O

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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2088 4816 WerFault.exe fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.exe

pid	pid_target	process	target process
2088	4816	WerFault.exe	fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.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:

fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.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:

fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.exe

C:\Users\Admin\AppData\Local\Temp\fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.exe
"C:\Users\Admin\AppData\Local\Temp\fff79a1e96ffcac77b3eb7bc01706bfece7499ab8972b28a732dfa2aa09994ee.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4816
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 356
  2⤵
  - Program crash
  PID:2088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4816 -ip 4816
1⤵
PID:396

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/4816-1-0x0000000000520000-0x0000000000620000-memory.dmp

Filesize
1024KB

Download
memory/4816-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4816-3-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4816-5-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4816-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download