smokeloader | d8540bf0d023fb52acbfae2ef9aeebb745007e4e699c1668dcef889617a829b8

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 17:26

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General

Target

d8540bf0d023fb52acbfae2ef9aeebb745007e4e699c1668dcef889617a829b8.exe
Size

212KB
MD5

da1a2adcfb1416a65424b526625fc19d
SHA1

bcaa2bd89dbcbd65369eb04c40a2176d6a8a3bc4
SHA256

d8540bf0d023fb52acbfae2ef9aeebb745007e4e699c1668dcef889617a829b8
SHA512

a9c91ff3b4699cc1732c4eddddb09d6c15c107afa95a112eae7c2d17d5058b4b68ce6db5399eea5708dcc21f7fc6323287c69972a5d54762082f6ad969b2e90a
SSDEEP

3072:vL9N3/RuQpSFO6ZgPxpJcb91qL4SGPqkLOoMvn5Ah:vL9N3/RuQpSQkgjJaQL4SGPj5

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

pid	pid_target	Process	procid_target
1088	3012	WerFault.exe	83

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	d8540bf0d023fb52acbfae2ef9aeebb745007e4e699c1668dcef889617a829b8.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	d8540bf0d023fb52acbfae2ef9aeebb745007e4e699c1668dcef889617a829b8.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d8540bf0d023fb52acbfae2ef9aeebb745007e4e699c1668dcef889617a829b8.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d8540bf0d023fb52acbfae2ef9aeebb745007e4e699c1668dcef889617a829b8.exe

C:\Users\Admin\AppData\Local\Temp\d8540bf0d023fb52acbfae2ef9aeebb745007e4e699c1668dcef889617a829b8.exe
"C:\Users\Admin\AppData\Local\Temp\d8540bf0d023fb52acbfae2ef9aeebb745007e4e699c1668dcef889617a829b8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 352
  2⤵
  - Program crash
  PID:1088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3012 -ip 3012
1⤵
PID:404

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/3012-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-1-0x00000000007E0000-0x00000000008E0000-memory.dmp

Filesize
1024KB

Download
memory/3012-3-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/3012-4-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/3012-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download