smokeloader | 940856f93e56ecd69b6833c94a78247b3f8d60348ac9b73928fd338113fbbc9e

Analysis

max time kernel
94s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2024 22:58

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General

Target

bfa14859432cc51e9f8a9b632dc38713_JaffaCakes118.exe
Size

302KB
MD5

bfa14859432cc51e9f8a9b632dc38713
SHA1

b76262d0b04a555f9ddbef1e3f8a99fe8bf50f5f
SHA256

940856f93e56ecd69b6833c94a78247b3f8d60348ac9b73928fd338113fbbc9e
SHA512

92df1e4440a47ac40a7a32fcd064632b4ca414e85a8b607d53dee0c95980159db198aff55247a73df59914eb0db4828685d5d21a0659ead1674d252bc9ac01d9
SSDEEP

6144:aZnWXhSZxnTlV+W0OcEkTiUDeDN3ym5+l+IF/KBmWHNF3D:TXh+JiW0OcBiOeD8nZMBmW/

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
Smokeloader family
smokeloader

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
4700	4988	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

Processes:

bfa14859432cc51e9f8a9b632dc38713_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bfa14859432cc51e9f8a9b632dc38713_JaffaCakes118.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

Processes:

bfa14859432cc51e9f8a9b632dc38713_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bfa14859432cc51e9f8a9b632dc38713_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bfa14859432cc51e9f8a9b632dc38713_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bfa14859432cc51e9f8a9b632dc38713_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\bfa14859432cc51e9f8a9b632dc38713_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bfa14859432cc51e9f8a9b632dc38713_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4988
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 352
  2⤵
  - Program crash
  PID:4700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4988 -ip 4988
1⤵
PID:4124

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/4988-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/4988-1-0x0000000000A20000-0x0000000000B20000-memory.dmp

Filesize
1024KB

Download
memory/4988-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4988-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4988-5-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/4988-4-0x0000000000400000-0x0000000000902000-memory.dmp

Filesize
5.0MB

Download