smokeloader | 7c00a34e5bc59f2b5623cd1596bb34f061ba2f6af64df7df97f2dafc1dc6430e

Analysis

max time kernel
13s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 21:21

Target

63df028ff1a5bff3270f3bc2792739ea.exe
Size

214KB
MD5

63df028ff1a5bff3270f3bc2792739ea
SHA1

b13ee57c9a2757a480488ab165efe63f4c9412ef
SHA256

7c00a34e5bc59f2b5623cd1596bb34f061ba2f6af64df7df97f2dafc1dc6430e
SHA512

2c2a9c9da43ea371e2c871ff730c6c4d5fb2e7453a797ad123958129fe43068521d668c9463b379a4f7ca3e59376c00ce9533ae61c11a793d3acce460d458141
SSDEEP

3072:tDq8qSjevzoptZJgzzNq4lUdtqFtJpLjdyuWWtkOphgOAg0FujDSCcsy+3CiJ1:NISivz4Yz5q4mdtE1cuWW7AOusptJ1

Score

10^/10

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader
Suspicious use of SetThreadContext 1 IoCs

Processes:

63df028ff1a5bff3270f3bc2792739ea.exe

description pid process target process

PID 1688 set thread context of 2364 1688 63df028ff1a5bff3270f3bc2792739ea.exe RegSvcs.exe
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

Processes:

63df028ff1a5bff3270f3bc2792739ea.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 63df028ff1a5bff3270f3bc2792739ea.exe

description	pid	process	target process
PID 1688 set thread context of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	63df028ff1a5bff3270f3bc2792739ea.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

63df028ff1a5bff3270f3bc2792739ea.exe

description	pid	process	target process
PID 1688 wrote to memory of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe
PID 1688 wrote to memory of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe
PID 1688 wrote to memory of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe
PID 1688 wrote to memory of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe
PID 1688 wrote to memory of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe
PID 1688 wrote to memory of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe
PID 1688 wrote to memory of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe
PID 1688 wrote to memory of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe
PID 1688 wrote to memory of 2364	1688	63df028ff1a5bff3270f3bc2792739ea.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\63df028ff1a5bff3270f3bc2792739ea.exe
"C:\Users\Admin\AppData\Local\Temp\63df028ff1a5bff3270f3bc2792739ea.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2364

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/1688-0-0x0000000000063000-0x0000000000065000-memory.dmp

Filesize
8KB

Download
memory/2364-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2364-1-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2364-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download