smokeloader | 902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 20:41

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General

Target

902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe
Size

237KB
MD5

b070e11c35ae7624a721a369d543642a
SHA1

1626118b8dd2ef612efe24866c1dfe01b08d020c
SHA256

902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991
SHA512

9f573aa08156dfae4ee0b33ce9e1c97cb2687386e74e209575a938fb6427e57caf4fd6b551232c8b16de795bf6ed9c13a75c5b9179eb127de4e471bbcd7e1458
SSDEEP

6144:0H75ZFat/3w0KUT3tUsRhLqMk9qNxGSM01c6A:Y0t/3w073tzRhLowE0

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe

description	pid	Process	procid_target
PID 1628 set thread context of 1764	1628	902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe	31

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:

902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe

description	pid	Process	procid_target
PID 1628 wrote to memory of 1764	1628	902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe	31
PID 1628 wrote to memory of 1764	1628	902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe	31
PID 1628 wrote to memory of 1764	1628	902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe	31
PID 1628 wrote to memory of 1764	1628	902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe	31
PID 1628 wrote to memory of 1764	1628	902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe	31
PID 1628 wrote to memory of 1764	1628	902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe	31
PID 1628 wrote to memory of 1764	1628	902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe	31

C:\Users\Admin\AppData\Local\Temp\902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe
"C:\Users\Admin\AppData\Local\Temp\902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Users\Admin\AppData\Local\Temp\902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe
  "C:\Users\Admin\AppData\Local\Temp\902b2ddbb10ab6cf3d911db706b44b2dcae975c6ece4ed811ba8efdc0566e991.exe"
  2⤵
  PID:1764

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/1628-2-0x0000000000020000-0x000000000002A000-memory.dmp

Filesize
40KB

Download
memory/1628-1-0x0000000000250000-0x0000000000350000-memory.dmp

Filesize
1024KB

Download
memory/1764-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1764-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1764-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1764-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download