smokeloader | 2bb5e1775ff33e1d2374523c557396988d8055da9e0d91a99c234984859d7d63

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 14:08

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General

Target

6a8e3e74aca4652b0ec2b532c20f408e6cbb912bc2a9a5f7560b15074883bff1.exe
Size

261KB
MD5

5b47d4b3384eadccf0ef3fd5749329e0
SHA1

fe400ff40cbc7c63380b267ec7fccb5cb44acae1
SHA256

6a8e3e74aca4652b0ec2b532c20f408e6cbb912bc2a9a5f7560b15074883bff1
SHA512

839e670c1862711470998b73346a434f0cbcb85a2507c288bb34afee570103d957ee695fc70252415a556b4c4804dbc702bf3b4ab131efb54d0ee8561eef54ae
SSDEEP

3072:HheRB7Kve6LiFZYez54d1JqNPkRgbUwfpQyMPfBzv02J7M/h3:QRBepLyZMe0CUcpiPftv02J7

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

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
3056	3044	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	6a8e3e74aca4652b0ec2b532c20f408e6cbb912bc2a9a5f7560b15074883bff1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 3056	3044	6a8e3e74aca4652b0ec2b532c20f408e6cbb912bc2a9a5f7560b15074883bff1.exe	30
PID 3044 wrote to memory of 3056	3044	6a8e3e74aca4652b0ec2b532c20f408e6cbb912bc2a9a5f7560b15074883bff1.exe	30
PID 3044 wrote to memory of 3056	3044	6a8e3e74aca4652b0ec2b532c20f408e6cbb912bc2a9a5f7560b15074883bff1.exe	30
PID 3044 wrote to memory of 3056	3044	6a8e3e74aca4652b0ec2b532c20f408e6cbb912bc2a9a5f7560b15074883bff1.exe	30

C:\Users\Admin\AppData\Local\Temp\6a8e3e74aca4652b0ec2b532c20f408e6cbb912bc2a9a5f7560b15074883bff1.exe
"C:\Users\Admin\AppData\Local\Temp\6a8e3e74aca4652b0ec2b532c20f408e6cbb912bc2a9a5f7560b15074883bff1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3044 -s 136
  2⤵
  - Program crash
  PID:3056

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/3044-1-0x0000000002D60000-0x0000000002E60000-memory.dmp

Filesize
1024KB

Download
memory/3044-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

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memory/3044-3-0x0000000000400000-0x0000000002C2F000-memory.dmp

Filesize
40.2MB

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