smokeloader | 2f7efae13906191bdbb2e387b2d1fbf601d443bccb9d2b84c2402fd77d64a611

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 07:56

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General

Target

48b427f4d40f61209cb7be06c1d47c13ce73f6ce5887e37228c6f572ab2994c9.exe
Size

186KB
MD5

b2850332aeb039fa7d26128c37071815
SHA1

6df0c8e9c8e6bf078b60ea6dbe869911a08c0646
SHA256

48b427f4d40f61209cb7be06c1d47c13ce73f6ce5887e37228c6f572ab2994c9
SHA512

13d32614e506c056c8093b45cfce3d1f9e8b40f82d9d771c7d589d16fc922d4d30d97511d26cf624837108c5b364c3e2f7092b76555845ed107b88c4fe12aa28
SSDEEP

3072:cIKy4vY2FjL8BgWH/Opk5F42vWBVXgpFoTW6NLI/khRLkeozGMw2AIhe:cPyaL8BgImriWXgpFoTW6ZI/CxoC6Ax

Score

10^/10

smokeloader 2023 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

2023

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
2560	2012	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	48b427f4d40f61209cb7be06c1d47c13ce73f6ce5887e37228c6f572ab2994c9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 2560	2012	48b427f4d40f61209cb7be06c1d47c13ce73f6ce5887e37228c6f572ab2994c9.exe	30
PID 2012 wrote to memory of 2560	2012	48b427f4d40f61209cb7be06c1d47c13ce73f6ce5887e37228c6f572ab2994c9.exe	30
PID 2012 wrote to memory of 2560	2012	48b427f4d40f61209cb7be06c1d47c13ce73f6ce5887e37228c6f572ab2994c9.exe	30
PID 2012 wrote to memory of 2560	2012	48b427f4d40f61209cb7be06c1d47c13ce73f6ce5887e37228c6f572ab2994c9.exe	30

C:\Users\Admin\AppData\Local\Temp\48b427f4d40f61209cb7be06c1d47c13ce73f6ce5887e37228c6f572ab2994c9.exe
"C:\Users\Admin\AppData\Local\Temp\48b427f4d40f61209cb7be06c1d47c13ce73f6ce5887e37228c6f572ab2994c9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2012 -s 136
  2⤵
  - Program crash
  PID:2560

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/2012-1-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/2012-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2012-3-0x0000000000400000-0x000000000064C000-memory.dmp

Filesize
2.3MB

Download