smokeloader | f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04/11/2024, 19:04

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General

Target

f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe
Size

279KB
MD5

24b909bc00bd277dec06ff5094e4dbb8
SHA1

1a23038276c06aed9e42d0b6732a46c909a94c4f
SHA256

f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560
SHA512

7678a6044cf437fdd24d54fcc003c8e26ef760da1b9ec05a10a1bf9ac8daa2d5eff88eefda76d83776b23bb3b9a22240a8a636c6c5fbb43a97a2b12ff2a1045f
SSDEEP

6144:EdUz2Eq9NjhIXiyljL+XXSaY8FWYBPsWqH8xfvg:dz2Eq9JhIXiyljL+ypDYdFwgvg

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2484 set thread context of 2768	2484	f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe	30

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	f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 2768	2484	f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe	30
PID 2484 wrote to memory of 2768	2484	f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe	30
PID 2484 wrote to memory of 2768	2484	f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe	30
PID 2484 wrote to memory of 2768	2484	f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe	30
PID 2484 wrote to memory of 2768	2484	f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe	30
PID 2484 wrote to memory of 2768	2484	f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe	30
PID 2484 wrote to memory of 2768	2484	f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe	30

C:\Users\Admin\AppData\Local\Temp\f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe
"C:\Users\Admin\AppData\Local\Temp\f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Users\Admin\AppData\Local\Temp\f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe
  "C:\Users\Admin\AppData\Local\Temp\f57f9d50d34879bbfaec48a2d4bb9d585feea44db4230e9983850b864ad57560.exe"
  2⤵
  PID:2768

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

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Downloads

memory/2484-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2484-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

Filesize
1024KB

Download
memory/2768-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2768-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2768-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2768-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download