smokeloader | 39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 23:49

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General

Target

39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
Size

264KB
MD5

24663115402c0ede1e343e2fe04ea243
SHA1

20a731dba591f95dc9e021d8139adf0d46fce135
SHA256

39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3
SHA512

97bc05cf7726ad9d3645146a483942a3f1fd87617f61ca11c1250226927680f76cde2cfc5d7412ee4b20284402d221cec73640bb52df0ece01ff166f7db2c415
SSDEEP

3072:Sa+a1YfDFBdxeYJMdHz7wGy63xse/to4Hh7IxSAE6pAkaTADQIk2PrLl9KkpzRNc:SaaLFBPCdHz7L/Sgt0AoQIJX9VRu

Score

10^/10

smokeloader 7777 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

7777

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe

description	pid	process	target process
PID 2128 set thread context of 2316	2128	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.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:

39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe

description	pid	process	target process
PID 2128 wrote to memory of 2316	2128	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
PID 2128 wrote to memory of 2316	2128	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
PID 2128 wrote to memory of 2316	2128	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
PID 2128 wrote to memory of 2316	2128	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
PID 2128 wrote to memory of 2316	2128	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
PID 2128 wrote to memory of 2316	2128	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
PID 2128 wrote to memory of 2316	2128	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe

C:\Users\Admin\AppData\Local\Temp\39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
"C:\Users\Admin\AppData\Local\Temp\39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\Temp\39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
  "C:\Users\Admin\AppData\Local\Temp\39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe"
  2⤵
  PID:2316

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/2128-4-0x00000000003B0000-0x00000000003BA000-memory.dmp

Filesize
40KB

Download
memory/2128-5-0x0000000002FB0000-0x00000000030B0000-memory.dmp

Filesize
1024KB

Download
memory/2316-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2316-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2316-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2316-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download