smokeloader | 98f5c79d10fc59739f9fb389dfa876d13d5635a28bd50d4e0982a4dae9e4a979

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:40

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General

Target

44119c5cac7bb21e8d3ca60e92c53851447f4e5783e8b96718ed9dd6ef2fbc02.exe
Size

173KB
MD5

6649201835a85bdd9ebc28756c699dbc
SHA1

fd9bfdefe001182ee27070690e58aacb0074b92e
SHA256

44119c5cac7bb21e8d3ca60e92c53851447f4e5783e8b96718ed9dd6ef2fbc02
SHA512

53516bcf434ea2994f31e6f2f529d4ee6373c453ce5747793fb2c9801264130b5df6b1ca5c234f6428b4fd484102add3ab7b7b7dd4d2b3ded91c3e9f7d8edd10
SSDEEP

3072:BZFNLWYLQw96Y/zRPdUQDkl69BAJbZT0Q21DTZ8dg68j0R:HxLQw968pdDDTUJ9T61ROs

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
1148	1144	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	44119c5cac7bb21e8d3ca60e92c53851447f4e5783e8b96718ed9dd6ef2fbc02.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1144 wrote to memory of 1148	1144	44119c5cac7bb21e8d3ca60e92c53851447f4e5783e8b96718ed9dd6ef2fbc02.exe	30
PID 1144 wrote to memory of 1148	1144	44119c5cac7bb21e8d3ca60e92c53851447f4e5783e8b96718ed9dd6ef2fbc02.exe	30
PID 1144 wrote to memory of 1148	1144	44119c5cac7bb21e8d3ca60e92c53851447f4e5783e8b96718ed9dd6ef2fbc02.exe	30
PID 1144 wrote to memory of 1148	1144	44119c5cac7bb21e8d3ca60e92c53851447f4e5783e8b96718ed9dd6ef2fbc02.exe	30

C:\Users\Admin\AppData\Local\Temp\44119c5cac7bb21e8d3ca60e92c53851447f4e5783e8b96718ed9dd6ef2fbc02.exe
"C:\Users\Admin\AppData\Local\Temp\44119c5cac7bb21e8d3ca60e92c53851447f4e5783e8b96718ed9dd6ef2fbc02.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1144 -s 136
  2⤵
  - Program crash
  PID:1148

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/1144-1-0x00000000006A0000-0x00000000007A0000-memory.dmp

Filesize
1024KB

Download
memory/1144-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1144-3-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download