smokeloader | b2e19e715623c054220ea5ea4e01979bf43e2c78f6fdab5ee9d20e072aba5a41

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04/11/2024, 21:03

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General

Target

e18772840bb52e65f18efdb8b14ae516.exe
Size

273KB
MD5

e18772840bb52e65f18efdb8b14ae516
SHA1

eb543eb7524568ae501966ff4ffe175e48bf3985
SHA256

b2e19e715623c054220ea5ea4e01979bf43e2c78f6fdab5ee9d20e072aba5a41
SHA512

720b274fbcaca3d31fd603fd5ee2d9b0b4217987995383a40b3d6b12d90694a488315d95e4f92ecb9c2abd98b9f7b2bde8f37744179b995acc08c5025f6ab34b
SSDEEP

6144:75W+ksp0b9Rjw+eOQnHFJJhTWNOhAvYm:N9p05Rjw+GH/uNo8z

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
928	2236	WerFault.exe	28

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	e18772840bb52e65f18efdb8b14ae516.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 928	2236	e18772840bb52e65f18efdb8b14ae516.exe	29
PID 2236 wrote to memory of 928	2236	e18772840bb52e65f18efdb8b14ae516.exe	29
PID 2236 wrote to memory of 928	2236	e18772840bb52e65f18efdb8b14ae516.exe	29
PID 2236 wrote to memory of 928	2236	e18772840bb52e65f18efdb8b14ae516.exe	29

C:\Users\Admin\AppData\Local\Temp\e18772840bb52e65f18efdb8b14ae516.exe
"C:\Users\Admin\AppData\Local\Temp\e18772840bb52e65f18efdb8b14ae516.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 136
  2⤵
  - Program crash
  PID:928

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

Replay Monitor

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Downloads

memory/2236-1-0x0000000002DE0000-0x0000000002EE0000-memory.dmp

Filesize
1024KB

Download
memory/2236-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2236-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2236-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2236-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2236-4-0x0000000000400000-0x0000000002C43000-memory.dmp

Filesize
40.3MB

Download