smokeloader | db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
04/11/2024, 23:27

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General

Target

db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe
Size

271KB
MD5

1cb47a09b95c811ea2f9e483ec658ba1
SHA1

a4248698aeb14757602cc34291ffb9c637aa115c
SHA256

db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65
SHA512

ae94df4fb7eb5da9ec756c53e46306b9757596ff7436ee8dca9716b9de4344170ae86284ccba8deda9b36dd0af0649ba556ca017826fc802137d3af72d307ecf
SSDEEP

6144:UIGmEnLYFUWPnOSs3J2pMh38wmYFxoglcb8m9:Em8QUWPnC3J2pM6wnF2mcbD

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 1820 set thread context of 2312	1820	db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe	28

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	db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 2312	1820	db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe	28
PID 1820 wrote to memory of 2312	1820	db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe	28
PID 1820 wrote to memory of 2312	1820	db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe	28
PID 1820 wrote to memory of 2312	1820	db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe	28
PID 1820 wrote to memory of 2312	1820	db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe	28
PID 1820 wrote to memory of 2312	1820	db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe	28
PID 1820 wrote to memory of 2312	1820	db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe	28

C:\Users\Admin\AppData\Local\Temp\db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe
"C:\Users\Admin\AppData\Local\Temp\db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Users\Admin\AppData\Local\Temp\db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe
  "C:\Users\Admin\AppData\Local\Temp\db72e030630f42484d07d69e9ef66061fdddb2ec3433bb8752a9a4a22940fb65.exe"
  2⤵
  PID:2312

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/1820-5-0x0000000002810000-0x0000000002910000-memory.dmp

Filesize
1024KB

Download
memory/1820-4-0x00000000003B0000-0x00000000003BA000-memory.dmp

Filesize
40KB

Download
memory/2312-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2312-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2312-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2312-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2312-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download