smokeloader | c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 17:08

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General

Target

c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f.exe
Size

273KB
MD5

32a218ad6ce67b809db395fd471067d4
SHA1

d99a85954fe667e360cb9ad5a818e48459f039ea
SHA256

c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f
SHA512

efc9a25111ae0870c4fb0fed78909173cfd74aa5582425906a676d021061626eccc2c62908e73ef7a40476d4174eb12cda4ea3c728f5581cdd30009219cd8188
SSDEEP

6144:oxyKApofEJjc7UlXneo/T349/mQ8NycU2s+uIqf7:oypofEJjc7kecb45z8NycU2C

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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
3036	2980	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	c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 3036	2980	c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f.exe	30
PID 2980 wrote to memory of 3036	2980	c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f.exe	30
PID 2980 wrote to memory of 3036	2980	c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f.exe	30
PID 2980 wrote to memory of 3036	2980	c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f.exe	30

C:\Users\Admin\AppData\Local\Temp\c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f.exe
"C:\Users\Admin\AppData\Local\Temp\c35efcd0250efabbbc2f60389d78234385e2af7defe42cac169021de4d0bdc3f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2980 -s 136
  2⤵
  - Program crash
  PID:3036

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/2980-1-0x0000000002DC0000-0x0000000002EC0000-memory.dmp

Filesize
1024KB

Download
memory/2980-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

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memory/2980-3-0x0000000000400000-0x0000000002C43000-memory.dmp

Filesize
40.3MB

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