smokeloader | d148dcdf7ce2829f41f9c6ecbc1cf0061baefbc9e805e5929c4aeceddd8dc218

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
03-09-2024 16:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe
Size

311KB
MD5

723695445e91b19b120d9d98b645e4f9
SHA1

7bc1d72241291fc61cbdd19fcc1df0a778445c53
SHA256

1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972
SHA512

f62eccf326df940a2a8c674b2ad9ed5040062394c2ecd032b388149d96634b0bd24392c936e09769d2024126768c704edb5f65179a1ceffe5ffc340d0946279f
SSDEEP

6144:lsgmlpEWVOb92MvJywZipFvMl5I6LK5Zplb:+hlpEWVOx2MBCpFYI6Lwv

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2188 set thread context of 2232	2188	1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.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	1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2232	2188	1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe	30
PID 2188 wrote to memory of 2232	2188	1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe	30
PID 2188 wrote to memory of 2232	2188	1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe	30
PID 2188 wrote to memory of 2232	2188	1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe	30
PID 2188 wrote to memory of 2232	2188	1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe	30
PID 2188 wrote to memory of 2232	2188	1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe	30
PID 2188 wrote to memory of 2232	2188	1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe	30

C:\Users\Admin\AppData\Local\Temp\1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe
"C:\Users\Admin\AppData\Local\Temp\1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Users\Admin\AppData\Local\Temp\1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe
  "C:\Users\Admin\AppData\Local\Temp\1dcd977b87c59a7670f279c7cb6f70794fabed94c934e6fa105b33dbe2121972.exe"
  2⤵
  PID:2232

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

Loading Replay Monitor...

Downloads

memory/2188-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2188-1-0x0000000001890000-0x0000000001990000-memory.dmp

Filesize
1024KB

Download
memory/2188-9-0x0000000001890000-0x0000000001990000-memory.dmp

Filesize
1024KB

Download
memory/2232-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2232-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2232-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2232-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download