smokeloader | 1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438

Analysis

max time kernel
122s
max time network
130s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:41

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General

Target

1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe
Size

272KB
MD5

dcfa6ef8ae5c1fcdd6069b8982b60fb2
SHA1

0c2bc7999391e9888120a21fc43065377af2d971
SHA256

1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438
SHA512

c1dd4b20d5f1d5874c71c1ee19110b9e79bfcde66c07fe9d3c13845845603a3ec502b8afa3c5a81849baf36b320d559e715820ffed626e0a4b5efaf24cf0f442
SSDEEP

6144:QlU65KLQtjVvzfvErGeERmzouIrDHDS8uzbgwuXlgwVfd:Qa65KEtBvzX0cioPTunnoR

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3004 set thread context of 2672	3004	1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.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	1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2672	3004	1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe	30
PID 3004 wrote to memory of 2672	3004	1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe	30
PID 3004 wrote to memory of 2672	3004	1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe	30
PID 3004 wrote to memory of 2672	3004	1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe	30
PID 3004 wrote to memory of 2672	3004	1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe	30
PID 3004 wrote to memory of 2672	3004	1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe	30
PID 3004 wrote to memory of 2672	3004	1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe	30

C:\Users\Admin\AppData\Local\Temp\1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe
"C:\Users\Admin\AppData\Local\Temp\1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Users\Admin\AppData\Local\Temp\1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe
  "C:\Users\Admin\AppData\Local\Temp\1fd8c724869e294498abca9ce6a3f412206adea7ecd7da199b33d05f8162f438.exe"
  2⤵
  PID:2672

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/2672-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2672-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2672-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2672-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3004-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/3004-4-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download