smokeloader | d60f19f84e9f7907eb4604caf7a75bf097f23969fcc0ec0e52b2df17197b4729

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 15:49

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General

Target

54e0473d29100144bd9590df08af1760bb965285.exe
Size

260KB
MD5

ca75ed2382bf7b3f7e58cf42641fee91
SHA1

54e0473d29100144bd9590df08af1760bb965285
SHA256

d60f19f84e9f7907eb4604caf7a75bf097f23969fcc0ec0e52b2df17197b4729
SHA512

c061a4f48e252b2d8e4f96646575b6742f0ca8bf535907330de73b28fa6949c19376b15b94571111182776a3160cc28c17817de1a27c67fd3169a20783f0b465
SSDEEP

3072:KX25OPA4p0h+s40ZQsZp45CXj6r+tvR3hOkfdfA91YeP0Kx:qXji+s4mQsZz6r+tKkfB81Ym0S

Score

10^/10

smokeloader oct backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

oct

Signatures

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

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2160	2600	WerFault.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

Processes:

54e0473d29100144bd9590df08af1760bb965285.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	54e0473d29100144bd9590df08af1760bb965285.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

54e0473d29100144bd9590df08af1760bb965285.exe

description	pid	Process	procid_target
PID 2600 wrote to memory of 2160	2600	54e0473d29100144bd9590df08af1760bb965285.exe	29
PID 2600 wrote to memory of 2160	2600	54e0473d29100144bd9590df08af1760bb965285.exe	29
PID 2600 wrote to memory of 2160	2600	54e0473d29100144bd9590df08af1760bb965285.exe	29
PID 2600 wrote to memory of 2160	2600	54e0473d29100144bd9590df08af1760bb965285.exe	29

C:\Users\Admin\AppData\Local\Temp\54e0473d29100144bd9590df08af1760bb965285.exe
"C:\Users\Admin\AppData\Local\Temp\54e0473d29100144bd9590df08af1760bb965285.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 140
  2⤵
  - Program crash
  PID:2160

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/2600-2-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/2600-1-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/2600-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2600-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2600-5-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download
memory/2600-4-0x0000000000400000-0x0000000002C2E000-memory.dmp

Filesize
40.2MB

Download