smokeloader | eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd

Analysis

max time kernel
146s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
26-07-2024 20:21

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General

Target

eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.exe
Size

234KB
MD5

79ff13abac0a7e9c57cd2acdf3e15413
SHA1

841d5c34a0115ce6df1758a9d10b675d46141afb
SHA256

eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd
SHA512

0fc1e3d4075771ef571a2a60ba793a9871d81ea60aa7418d5a011ec13636e3453c722b0c96fe325f71f2dfe1a2110d6b5843eefac7594fa54f810cae13fe7ad1
SSDEEP

3072:ACVuay93ubzS7j4oqlndkXUZ4f/cdL6w6G6pbN4qQ/glEeA1EWoEv:7cay93G6jwRIf/HwncCV4O

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

3284 3184 WerFault.exe eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.exe

pid	pid_target	process	target process
3284	3184	WerFault.exe	eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.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:

eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.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:

eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.exe

C:\Users\Admin\AppData\Local\Temp\eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.exe
"C:\Users\Admin\AppData\Local\Temp\eba59411cf9f0a49707002dd819cf6ebfb44e37d8e5807af5df211cd2c8835bd.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3184 -s 388
2⤵
- Program crash
PID:3284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3184 -ip 3184
1⤵
PID:1812

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/3184-1-0x00000000026A0000-0x00000000027A0000-memory.dmp

Filesize
1024KB

Download
memory/3184-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3184-2-0x0000000002680000-0x000000000268B000-memory.dmp

Filesize
44KB

Download
memory/3184-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3184-4-0x0000000000400000-0x0000000002454000-memory.dmp

Filesize
32.3MB

Download