smokeloader | 3ffb13f7f47722571dc7271ebbb09c2b893d4efe9a515f19fccc5e75cfa93220

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 18:41

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General

Target

2a270773553cfdca5c1fdbf24d44f18c.exe
Size

226KB
MD5

2a270773553cfdca5c1fdbf24d44f18c
SHA1

ba5a6399c539f549b519f084c54852b6d434b030
SHA256

3ffb13f7f47722571dc7271ebbb09c2b893d4efe9a515f19fccc5e75cfa93220
SHA512

dcb83c9e6325c5944e4eefe865ad95b4560f3e4557c18c9fb7b0ef2d1abfec3bac6bff416efdf3e042e0dcc4302263f57ea1aade22f912ee5d2f0a6a9c223c40
SSDEEP

3072:zKEbzkIj9XmBQXzBOY+UhcaPKzyU5NRS8/AZdF+:mEPkIjRmGNOMYz3H

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
1748	2140	WerFault.exe	82

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	2a270773553cfdca5c1fdbf24d44f18c.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2a270773553cfdca5c1fdbf24d44f18c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2a270773553cfdca5c1fdbf24d44f18c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2a270773553cfdca5c1fdbf24d44f18c.exe

C:\Users\Admin\AppData\Local\Temp\2a270773553cfdca5c1fdbf24d44f18c.exe
"C:\Users\Admin\AppData\Local\Temp\2a270773553cfdca5c1fdbf24d44f18c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2140
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 352
  2⤵
  - Program crash
  PID:1748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2140 -ip 2140
1⤵
PID:5060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

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/2140-1-0x0000000000930000-0x0000000000A30000-memory.dmp

Filesize
1024KB

Download
memory/2140-2-0x0000000002560000-0x000000000256B000-memory.dmp

Filesize
44KB

Download
memory/2140-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2140-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2140-5-0x0000000002560000-0x000000000256B000-memory.dmp

Filesize
44KB

Download
memory/2140-4-0x0000000000400000-0x0000000000812000-memory.dmp

Filesize
4.1MB

Download