smokeloader | dbdb54d5a90130e3370590c7e07b2e3146f8578305554ba3ed11aab579a3dd3f

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 12:00

Target

AU3ie6Mv1vmus72LuhNF2jzZ.exe
Size

272KB
MD5

2384683b867fb23fe19827051656ff92
SHA1

9233c546a58426267f40c7e0071bb67a148404a2
SHA256

7c7698b0b225ba593441808a52e4d8607f2d1b1c650d5cfc6e6a06094bd218ec
SHA512

a51bdd08fd9aa814fe8c5f06f5183c6a08822532f54ecd1aa25d0a1465baaedf143feaa76aab837f9ee0cf26ddcfd5ac7d4b83513fca30abc75300de867eeb0d
SSDEEP

6144:NulL4+qmRj3GfgD8DxeQY4KiKGzWYlRDq5VKbapYuRpbLKClVyipPf:GLbqmNWfz4YlysRD2pYuPbL9GEP

Score

10^/10

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader
Suspicious use of SetThreadContext 1 IoCs

Processes:

AU3ie6Mv1vmus72LuhNF2jzZ.exe

description pid process target process

PID 1936 set thread context of 2392 1936 AU3ie6Mv1vmus72LuhNF2jzZ.exe AU3ie6Mv1vmus72LuhNF2jzZ.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:

AU3ie6Mv1vmus72LuhNF2jzZ.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AU3ie6Mv1vmus72LuhNF2jzZ.exe

description	pid	process	target process
PID 1936 set thread context of 2392	1936	AU3ie6Mv1vmus72LuhNF2jzZ.exe	AU3ie6Mv1vmus72LuhNF2jzZ.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AU3ie6Mv1vmus72LuhNF2jzZ.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

AU3ie6Mv1vmus72LuhNF2jzZ.exe

description	pid	process	target process
PID 1936 wrote to memory of 2392	1936	AU3ie6Mv1vmus72LuhNF2jzZ.exe	AU3ie6Mv1vmus72LuhNF2jzZ.exe
PID 1936 wrote to memory of 2392	1936	AU3ie6Mv1vmus72LuhNF2jzZ.exe	AU3ie6Mv1vmus72LuhNF2jzZ.exe
PID 1936 wrote to memory of 2392	1936	AU3ie6Mv1vmus72LuhNF2jzZ.exe	AU3ie6Mv1vmus72LuhNF2jzZ.exe
PID 1936 wrote to memory of 2392	1936	AU3ie6Mv1vmus72LuhNF2jzZ.exe	AU3ie6Mv1vmus72LuhNF2jzZ.exe
PID 1936 wrote to memory of 2392	1936	AU3ie6Mv1vmus72LuhNF2jzZ.exe	AU3ie6Mv1vmus72LuhNF2jzZ.exe
PID 1936 wrote to memory of 2392	1936	AU3ie6Mv1vmus72LuhNF2jzZ.exe	AU3ie6Mv1vmus72LuhNF2jzZ.exe
PID 1936 wrote to memory of 2392	1936	AU3ie6Mv1vmus72LuhNF2jzZ.exe	AU3ie6Mv1vmus72LuhNF2jzZ.exe

C:\Users\Admin\AppData\Local\Temp\AU3ie6Mv1vmus72LuhNF2jzZ.exe
"C:\Users\Admin\AppData\Local\Temp\AU3ie6Mv1vmus72LuhNF2jzZ.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Local\Temp\AU3ie6Mv1vmus72LuhNF2jzZ.exe
  "C:\Users\Admin\AppData\Local\Temp\AU3ie6Mv1vmus72LuhNF2jzZ.exe"
  2⤵
  PID:2392

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/1936-1-0x00000000027F0000-0x00000000028F0000-memory.dmp

Filesize
1024KB

Download
memory/1936-2-0x00000000003B0000-0x00000000003BA000-memory.dmp

Filesize
40KB

Download
memory/2392-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2392-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2392-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2392-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download