smokeloader | 860c8d80d8f6bc554cf0365066d88b00adf9836b938d7d9f99d47a6c6cefd986

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:47

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General

Target

wRyZ6fiGUQrsT4Xb8JykOeCJ.exe
Size

315KB
MD5

82cd492a0518286cd862176c83c24bda
SHA1

648f1e68874ed43ce29a8a51bde9231c3d812e04
SHA256

17db1180deeb8d307de2b2ef7b9c8f6221672f4ae66a222ceae745e24df68c8e
SHA512

3ae85e39f1f9f6721d308449f99190b8573ff26f50baa3946a71a8a85881fcfb02d5398503f1d2c2d7abbd0f53b44a0cfcc90647649fffe6595816417bafb15a
SSDEEP

6144:sNHH4ihe5KQWfTdHPTSXuZet0ygwgAGcQwQMWL:sNHH4oeoQWfTdvTSXuZet0ygwgJwQ

Score

10^/10

smokeloader pub3 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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
1680	2396	WerFault.exe	29

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	wRyZ6fiGUQrsT4Xb8JykOeCJ.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 1680	2396	wRyZ6fiGUQrsT4Xb8JykOeCJ.exe	30
PID 2396 wrote to memory of 1680	2396	wRyZ6fiGUQrsT4Xb8JykOeCJ.exe	30
PID 2396 wrote to memory of 1680	2396	wRyZ6fiGUQrsT4Xb8JykOeCJ.exe	30
PID 2396 wrote to memory of 1680	2396	wRyZ6fiGUQrsT4Xb8JykOeCJ.exe	30

C:\Users\Admin\AppData\Local\Temp\wRyZ6fiGUQrsT4Xb8JykOeCJ.exe
"C:\Users\Admin\AppData\Local\Temp\wRyZ6fiGUQrsT4Xb8JykOeCJ.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 136
  2⤵
  - Program crash
  PID:1680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2396-1-0x00000000032B0000-0x00000000033B0000-memory.dmp

Filesize
1024KB

Download
memory/2396-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2396-3-0x0000000000400000-0x000000000322A000-memory.dmp

Filesize
46.2MB

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