smokeloader | df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:49

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General

Target

df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b.exe
Size

267KB
MD5

69ce6a373e40b54a732adc323f928ba5
SHA1

a0eaf5459c8923e5a3b72b7d8dedc4bed586a2c4
SHA256

df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b
SHA512

5d3ba30e360c9aac9aade02de36e994c6c42eb77931ae2a2af6938088ad2cb056f9137aabf235f302c6e987037f18e24b878f02a81e1af34e7e84c4b60f2d5d6
SSDEEP

3072:YBXOAVqVkxP6eX15esmKSwXK0+vGc06sOrpyL9M/h31:q5qAXflafe3OVS

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2856	2432	WerFault.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	df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2856	2432	df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b.exe	31
PID 2432 wrote to memory of 2856	2432	df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b.exe	31
PID 2432 wrote to memory of 2856	2432	df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b.exe	31
PID 2432 wrote to memory of 2856	2432	df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b.exe	31

C:\Users\Admin\AppData\Local\Temp\df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b.exe
"C:\Users\Admin\AppData\Local\Temp\df8d58e58f62164266d18969bbd4f740c97f0c4a492731357f58791c78ca7c0b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 136
  2⤵
  - Program crash
  PID:2856

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/2432-1-0x0000000002D50000-0x0000000002E50000-memory.dmp

Filesize
1024KB

Download
memory/2432-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2432-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2432-4-0x0000000000400000-0x0000000002C30000-memory.dmp

Filesize
40.2MB

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