smokeloader | fe9f6c1915487655da30358aa56990a7fa1044fcc30443c413938acbf50db2a7

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 16:01

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General

Target

5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe
Size

214KB
MD5

3deca8d20403fbe4dc222504dfa18396
SHA1

5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef
SHA256

fe9f6c1915487655da30358aa56990a7fa1044fcc30443c413938acbf50db2a7
SHA512

75e6d4dc3bdffd507c4777323fb9a9ef643ab6d84c6854e3d0a3200d84346dcf4d3990e8199e76e774db63c8f777a8d62db453583b5d6f4b392d19e579b3c76f
SSDEEP

3072:iZq8qSjevzoptZJgzzNq4lUdtqFtJpLjdyuWWtkOphgOAg0FujDm5YWVS1oy8cHE:EISivz4Yz5q4mdtE1cuWW7AOJudtJ1

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

description	pid	Process	procid_target
PID 2860 set thread context of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.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	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe	31
PID 2860 wrote to memory of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe	31
PID 2860 wrote to memory of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe	31
PID 2860 wrote to memory of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe	31
PID 2860 wrote to memory of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe	31
PID 2860 wrote to memory of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe	31
PID 2860 wrote to memory of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe	31
PID 2860 wrote to memory of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe	31
PID 2860 wrote to memory of 2716	2860	5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe	31

C:\Users\Admin\AppData\Local\Temp\5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe
"C:\Users\Admin\AppData\Local\Temp\5bd4acc0ac13dc6cbd990d2ce3ed989cc49407ef.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2716

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

Replay Monitor

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Downloads

memory/2716-1-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2716-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2716-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2716-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2716-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2860-0-0x0000000000C23000-0x0000000000C25000-memory.dmp

Filesize
8KB

Download