smokeloader | 1e1a420770f48a0951a21f132ecb4311b632a220956dd296826e17bb1fb9b728

Analysis

max time kernel
132s
max time network
139s
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 01:08

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General

Target

1e1a420770f48a0951a21f132ecb4311b632a220956dd296826e17bb1fb9b728.exe
Size

257KB
MD5

bd6490aeabc3f78750ef837986122876
SHA1

4d417c64f227349b40f2c95ce03e71f977045941
SHA256

1e1a420770f48a0951a21f132ecb4311b632a220956dd296826e17bb1fb9b728
SHA512

ae50ab3d3e6fc445a3ff203283eaf7d079655602d40b1c21e16f0f05bd155c9da7e88ce498841b1f57cb5c5f17e79f10a17c08d7e9fdb6bff37bb2030af28ec3
SSDEEP

3072:QSXQC0rYFzKwFH1A/HmP7Sfj5rxTfCT7LNOYr:rh0rYF+w3oGjGKrF

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
1808	1676	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	1e1a420770f48a0951a21f132ecb4311b632a220956dd296826e17bb1fb9b728.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	1e1a420770f48a0951a21f132ecb4311b632a220956dd296826e17bb1fb9b728.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1e1a420770f48a0951a21f132ecb4311b632a220956dd296826e17bb1fb9b728.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1e1a420770f48a0951a21f132ecb4311b632a220956dd296826e17bb1fb9b728.exe

C:\Users\Admin\AppData\Local\Temp\1e1a420770f48a0951a21f132ecb4311b632a220956dd296826e17bb1fb9b728.exe
"C:\Users\Admin\AppData\Local\Temp\1e1a420770f48a0951a21f132ecb4311b632a220956dd296826e17bb1fb9b728.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1676
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1676 -s 352
  2⤵
  - Program crash
  PID:1808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1676 -ip 1676
1⤵
PID:4040

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

Replay Monitor

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Downloads

memory/1676-2-0x00000000005B0000-0x00000000005BB000-memory.dmp

Filesize
44KB

Download
memory/1676-1-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/1676-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1676-4-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1676-5-0x00000000005B0000-0x00000000005BB000-memory.dmp

Filesize
44KB

Download
memory/1676-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download