smokeloader | d9acf7755649d86f437875470bff8c2b931753b4c7593fdca9943ea19b2041e7

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 14:00

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General

Target

f41d97cd8adb541779a9c5769fb3cb56dd3758a68ce57a3a5c188813210d66ad.exe
Size

173KB
MD5

8c8aaa8d9fbd2304c66338c68999a866
SHA1

fbd57b197e1ee01052498f08f8778315abb4f872
SHA256

f41d97cd8adb541779a9c5769fb3cb56dd3758a68ce57a3a5c188813210d66ad
SHA512

dad2899d0f29283453bd722c8d87fd3a85ad2337fb107d80b3c8b0809538510a076a4f79adc0e89fd046f96c5f12b37da638d79d54f61ea6abd805f96953fe76
SSDEEP

3072:v0lRFhsENMlLYVZpVoj/ARvviG7RGnoZlG59naqpv010A09LC9bqA:8cEsLCpVoz8v/029mc0A09sb

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

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
1720	2888	WerFault.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	f41d97cd8adb541779a9c5769fb3cb56dd3758a68ce57a3a5c188813210d66ad.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 1720	2888	f41d97cd8adb541779a9c5769fb3cb56dd3758a68ce57a3a5c188813210d66ad.exe	31
PID 2888 wrote to memory of 1720	2888	f41d97cd8adb541779a9c5769fb3cb56dd3758a68ce57a3a5c188813210d66ad.exe	31
PID 2888 wrote to memory of 1720	2888	f41d97cd8adb541779a9c5769fb3cb56dd3758a68ce57a3a5c188813210d66ad.exe	31
PID 2888 wrote to memory of 1720	2888	f41d97cd8adb541779a9c5769fb3cb56dd3758a68ce57a3a5c188813210d66ad.exe	31

C:\Users\Admin\AppData\Local\Temp\f41d97cd8adb541779a9c5769fb3cb56dd3758a68ce57a3a5c188813210d66ad.exe
"C:\Users\Admin\AppData\Local\Temp\f41d97cd8adb541779a9c5769fb3cb56dd3758a68ce57a3a5c188813210d66ad.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 136
  2⤵
  - Program crash
  PID:1720

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/2888-1-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/2888-3-0x0000000000400000-0x0000000000591000-memory.dmp

Filesize
1.6MB

Download
memory/2888-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download