smokeloader | d48a9de66bed816aefb16140a0b26f339a3e9e1fdd9b7940d65d621b1175f6b3

Analysis

max time kernel
132s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2024, 02:16

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General

Target

b5f842b36b818b36772447405aa32983_JaffaCakes118.exe
Size

325KB
MD5

b5f842b36b818b36772447405aa32983
SHA1

6e64f89466416f5885b63258d1c8d777cfae4308
SHA256

d48a9de66bed816aefb16140a0b26f339a3e9e1fdd9b7940d65d621b1175f6b3
SHA512

0712a08e2c43191a62ed2a9fbf8795b8ab42c5f59ee3bd6dad358395b195b905d1327d86f36ce9fcfcc4daabb823f0833403b3d90cd4f538df28a0e4a7e3db3a
SSDEEP

6144:3NfyXA+3YmwL8fbF0N+KUMVbGbg5WF/p/uwONct43592U:3NfyXAWYmwwfbF0NzPM9pGHNu4/2U

Score

10^/10

smokeloader li11 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

li11

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
4040	b5f842b36b818b36772447405aa32983_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4728	4040	WerFault.exe	84

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	b5f842b36b818b36772447405aa32983_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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b5f842b36b818b36772447405aa32983_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b5f842b36b818b36772447405aa32983_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b5f842b36b818b36772447405aa32983_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\b5f842b36b818b36772447405aa32983_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b5f842b36b818b36772447405aa32983_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4040
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 552
  2⤵
  - Program crash
  PID:4728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4040 -ip 4040
1⤵
PID:708

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

C:\Users\Admin\AppData\Local\Temp\5C1B.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/4040-0-0x0000000002BA0000-0x0000000002BA1000-memory.dmp

Filesize
4KB

Download
memory/4040-2-0x0000000002BD0000-0x0000000002BDA000-memory.dmp

Filesize
40KB

Download
memory/4040-1-0x0000000002BC0000-0x0000000002BCA000-memory.dmp

Filesize
40KB

Download
memory/4040-7-0x0000000002BD0000-0x0000000002BDA000-memory.dmp

Filesize
40KB

Download