smokeloader | b70da093089d128c92bbdd9bcc6dbbc61ef8e105c05b653c7ad683adaa0f5dd1

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 12:07

Target

2624-745-0x0000000000400000-0x000000000040B000-memory.exe
Size

44KB
MD5

48d198ee71aa65caf59b2ca865c62b3a
SHA1

efeecb4fba09c44304aa48898d4b6585b51c646c
SHA256

b70da093089d128c92bbdd9bcc6dbbc61ef8e105c05b653c7ad683adaa0f5dd1
SHA512

c9281b27f7183dc6232e31796eef1f39120197a3adf97de922229b5158c4000ac89b6d6277a3fd668204ea8441ba217340827154e9eaf62cc5ff794820e37e94
SSDEEP

768:BWxb8sAvoT5ehqRvNZnUVKfpLCNN8jlBa3:BWqsGQ5eERvNh5fBCIlA

Score

10^/10

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 target process

2628 2604 WerFault.exe 2624-745-0x0000000000400000-0x000000000040B000-memory.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:

2624-745-0x0000000000400000-0x000000000040B000-memory.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2624-745-0x0000000000400000-0x000000000040B000-memory.exe

pid	pid_target	process	target process
2628	2604	WerFault.exe	2624-745-0x0000000000400000-0x000000000040B000-memory.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2624-745-0x0000000000400000-0x000000000040B000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2624-745-0x0000000000400000-0x000000000040B000-memory.exe

description	pid	process	target process
PID 2604 wrote to memory of 2628	2604	2624-745-0x0000000000400000-0x000000000040B000-memory.exe	WerFault.exe
PID 2604 wrote to memory of 2628	2604	2624-745-0x0000000000400000-0x000000000040B000-memory.exe	WerFault.exe
PID 2604 wrote to memory of 2628	2604	2624-745-0x0000000000400000-0x000000000040B000-memory.exe	WerFault.exe
PID 2604 wrote to memory of 2628	2604	2624-745-0x0000000000400000-0x000000000040B000-memory.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\2624-745-0x0000000000400000-0x000000000040B000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\2624-745-0x0000000000400000-0x000000000040B000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 36
  2⤵
  - Program crash
  PID:2628

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/2604-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

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