smokeloader | 2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d

Analysis

max time kernel
18s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-10-2024 19:21

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General

Target

2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe
Size

344KB
MD5

6dbed5f5f0210f2161430ade36104c67
SHA1

943ad1d91e4218c911f02967df690ae85bc0045c
SHA256

2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d
SHA512

2390a18081c8c75adabcdbb6f111bde83b7465988b61137d7c9481fe5a7d32af7b40ffbbc9c38feab2eefb7e27347c53a228f5e9a7a837c49fcc05e126b6f358
SSDEEP

6144:FTHFdUv1+Q4sFqXT7urXLcZRRf3J6mZkQk:p3Uv1+WqXnurXLcZRRfkYH

Score

10^/10

smokeloader 0204 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

0204

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2976	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1984 set thread context of 2976	1984	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe	30

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	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2976	1984	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe	30
PID 1984 wrote to memory of 2976	1984	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe	30
PID 1984 wrote to memory of 2976	1984	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe	30
PID 1984 wrote to memory of 2976	1984	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe	30
PID 1984 wrote to memory of 2976	1984	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe	30
PID 1984 wrote to memory of 2976	1984	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe	30
PID 1984 wrote to memory of 2976	1984	2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe	30

C:\Users\Admin\AppData\Local\Temp\2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe
"C:\Users\Admin\AppData\Local\Temp\2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Users\Admin\AppData\Local\Temp\2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe
  "C:\Users\Admin\AppData\Local\Temp\2d1203b3d2f115bd70b5d384d4fc6fe39b36833f73e4a672aa1cbf95c93e192d.exe"
  2⤵
  - Loads dropped DLL
  PID:2976

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

\Users\Admin\AppData\Local\Temp\AE30.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/1984-5-0x00000000001B0000-0x00000000001BC000-memory.dmp

Filesize
48KB

Download
memory/1984-1-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/1984-12-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/2976-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2976-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2976-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2976-10-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download