smokeloader | b70a09957e4c3c82e45ced8077a8986a1d17bae3f426ecef441c6695da91cf8d

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 01:16

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General

Target

80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe
Size

294KB
MD5

4b58f20f6961421ea2bda558780a5c50
SHA1

3e3bef56cc6b32b440ab47cddbf570997ef14481
SHA256

80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59
SHA512

9616fe68311a7c117f87d4de76d7ab77e2247432ff91be4dc38e16ad3a79a4563cae7b9777c733fe6f9623aa5e8231c24c9105a81df97aeb043bf1e7218b0bf7
SSDEEP

3072:c/E78L2QQks4h2rJy6dF/dVlZWuof37jY1GwEXaWrxpzbgqruJnfed:0E78L2Qvh27F2uof3P8LHuzbgwuJG

Score

10^/10

smokeloader pub3 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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 2460 set thread context of 1248	2460	80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2460 wrote to memory of 1248	2460	80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe	31
PID 2460 wrote to memory of 1248	2460	80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe	31
PID 2460 wrote to memory of 1248	2460	80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe	31
PID 2460 wrote to memory of 1248	2460	80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe	31
PID 2460 wrote to memory of 1248	2460	80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe	31
PID 2460 wrote to memory of 1248	2460	80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe	31
PID 2460 wrote to memory of 1248	2460	80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe	31

C:\Users\Admin\AppData\Local\Temp\80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe
"C:\Users\Admin\AppData\Local\Temp\80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Users\Admin\AppData\Local\Temp\80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe
  "C:\Users\Admin\AppData\Local\Temp\80c4fe860cb7b77484c99e18be53dd0604a796b9c9b805a93e9d609493420f59.exe"
  2⤵
  PID:1248

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/1248-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1248-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1248-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1248-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2460-0-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2460-1-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2460-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download