smokeloader | 921372cdacfa3afbe7dacf3a1b3c0e12656d1132f59bff278fdd2e3f1450c436

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/11/2024, 17:15

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General

Target

f17d84c536402759c058c820de1ab2896ca6ff046bd42cbb7cb93ee1dec262f8.exe
Size

226KB
MD5

0fc85229bfeb9ad05e098e8d0ec33f77
SHA1

ceac79804d971625f9d39b5d1853bffbce21ceaf
SHA256

f17d84c536402759c058c820de1ab2896ca6ff046bd42cbb7cb93ee1dec262f8
SHA512

882a9e5f42550c0a6da3e8aebe05a223c3065939a8f4229443395c367dd28abb117a216f979c0a24ebd9ae74c3e4f748ebca120a7beccf2db6bc2f8d6a7b378b
SSDEEP

3072:B4kIbtVZEC4v1s5LIuhuIJE/GqHp8f/OLFhJAlDQ377FvL1Ho6XlK1HO:B7IBnMWLIMuIJE/Gj0ylDmLdoogH

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
2328	1964	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	f17d84c536402759c058c820de1ab2896ca6ff046bd42cbb7cb93ee1dec262f8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2328	1964	f17d84c536402759c058c820de1ab2896ca6ff046bd42cbb7cb93ee1dec262f8.exe	30
PID 1964 wrote to memory of 2328	1964	f17d84c536402759c058c820de1ab2896ca6ff046bd42cbb7cb93ee1dec262f8.exe	30
PID 1964 wrote to memory of 2328	1964	f17d84c536402759c058c820de1ab2896ca6ff046bd42cbb7cb93ee1dec262f8.exe	30
PID 1964 wrote to memory of 2328	1964	f17d84c536402759c058c820de1ab2896ca6ff046bd42cbb7cb93ee1dec262f8.exe	30

C:\Users\Admin\AppData\Local\Temp\f17d84c536402759c058c820de1ab2896ca6ff046bd42cbb7cb93ee1dec262f8.exe
"C:\Users\Admin\AppData\Local\Temp\f17d84c536402759c058c820de1ab2896ca6ff046bd42cbb7cb93ee1dec262f8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1964 -s 136
  2⤵
  - Program crash
  PID:2328

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/1964-1-0x0000000000230000-0x0000000000330000-memory.dmp

Filesize
1024KB

Download
memory/1964-3-0x0000000000400000-0x0000000000596000-memory.dmp

Filesize
1.6MB

Download
memory/1964-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download