smokeloader | c2a8c833c7bd7d6fca02a9048cd869a2698b219349c6bd540a601cb25da56290

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
17-08-2024 06:14

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General

Target

c2a8c833c7bd7d6fca02a9048cd869a2698b219349c6bd540a601cb25da56290.exe
Size

259KB
MD5

0b5b6773e5b4e04f2eb96505eccae1ea
SHA1

80904cd6a19a368bdf75bcc5b4726b36e9b66e48
SHA256

c2a8c833c7bd7d6fca02a9048cd869a2698b219349c6bd540a601cb25da56290
SHA512

4fe5f00496fa5e74c29145e367ccd81d05718c94c8b8df8a402684dcf583bede1674f6ed26c4461a6ed033a5ff08d66891586e46576023b34d9ee7a9ad12cfd8
SSDEEP

3072:qTBEcLTM1nKwe4SaS5oMAMHV9m2G5QlN+LkNoaV2VmP:JK/l1WMHVkgSkNosY

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2060	2852	WerFault.exe	78

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	c2a8c833c7bd7d6fca02a9048cd869a2698b219349c6bd540a601cb25da56290.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	c2a8c833c7bd7d6fca02a9048cd869a2698b219349c6bd540a601cb25da56290.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c2a8c833c7bd7d6fca02a9048cd869a2698b219349c6bd540a601cb25da56290.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c2a8c833c7bd7d6fca02a9048cd869a2698b219349c6bd540a601cb25da56290.exe

C:\Users\Admin\AppData\Local\Temp\c2a8c833c7bd7d6fca02a9048cd869a2698b219349c6bd540a601cb25da56290.exe
"C:\Users\Admin\AppData\Local\Temp\c2a8c833c7bd7d6fca02a9048cd869a2698b219349c6bd540a601cb25da56290.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2852
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 384
  2⤵
  - Program crash
  PID:2060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2852 -ip 2852
1⤵
PID:5400

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

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Downloads

memory/2852-1-0x0000000000760000-0x0000000000860000-memory.dmp

Filesize
1024KB

Download
memory/2852-2-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/2852-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2852-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2852-5-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/2852-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download