smokeloader | 2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 22:42

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General

Target

2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe
Size

284KB
MD5

26ecbbaf61fa39b91dcf36f65e04a694
SHA1

c3a3fe0f41e5679767effa22ab785d1108cc7d53
SHA256

2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd
SHA512

6672cffd6db45550e62aca1894e61b63f50a8b851d522556b090cdfdfbc57c80e599cf9f12cce74b8b60d77c64e994792a4c2dd76280890d2b202bf7df90f6eb
SSDEEP

6144:Fnkyt/i3DV+SZXa3oGCqujpvbMdCuinjl0NkSRhfJ:lk/DVjXl/xdvAyn5qkSRh

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

Processes:

2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe

description	pid	Process	procid_target
PID 2488 set thread context of 1660	2488	2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.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

Processes:

2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe

description	pid	Process	procid_target
PID 2488 wrote to memory of 1660	2488	2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe	31
PID 2488 wrote to memory of 1660	2488	2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe	31
PID 2488 wrote to memory of 1660	2488	2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe	31
PID 2488 wrote to memory of 1660	2488	2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe	31
PID 2488 wrote to memory of 1660	2488	2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe	31
PID 2488 wrote to memory of 1660	2488	2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe	31
PID 2488 wrote to memory of 1660	2488	2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe	31

C:\Users\Admin\AppData\Local\Temp\2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe
"C:\Users\Admin\AppData\Local\Temp\2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Users\Admin\AppData\Local\Temp\2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe
  "C:\Users\Admin\AppData\Local\Temp\2d7edb8f7011b73ec61f181d7a42dd7c46e19ba72c4701605dceff43103616dd.exe"
  2⤵
  PID:1660

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/1660-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1660-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1660-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2488-2-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/2488-1-0x00000000008F0000-0x00000000009F0000-memory.dmp

Filesize
1024KB

Download