smokeloader | 736b919068232acf7aae67e3ca5e915c89faade4110b31ff75c249ade1991ef6

Analysis

max time kernel
135s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2025 15:05

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General

Target

JaffaCakes118_69d766e919d6f40d9e409c5b1074c0c7.exe
Size

233KB
MD5

69d766e919d6f40d9e409c5b1074c0c7
SHA1

d02f4bb52c600d9e90ee421c7ac0c3b79769d25b
SHA256

736b919068232acf7aae67e3ca5e915c89faade4110b31ff75c249ade1991ef6
SHA512

2c1cfdff9569bf5e52a884505fd6d5e1acdf13d1cf719dbb24c5dcbaa43d2b3f36b17a0a06e517983da18a881f47da6d678019b4b1e032ff6b331ebca17ccd16
SSDEEP

3072:CGxKfv13pi/kerZWvKC1/qz/iDkQ+efBriC+CNf4/AWaSkSJu98vd:wv13piMCZWvKCo/iD9ri4IADG8el

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2500	JaffaCakes118_69d766e919d6f40d9e409c5b1074c0c7.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2000	2500	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	JaffaCakes118_69d766e919d6f40d9e409c5b1074c0c7.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	JaffaCakes118_69d766e919d6f40d9e409c5b1074c0c7.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_69d766e919d6f40d9e409c5b1074c0c7.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_69d766e919d6f40d9e409c5b1074c0c7.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69d766e919d6f40d9e409c5b1074c0c7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69d766e919d6f40d9e409c5b1074c0c7.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2500
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2500 -s 380
  2⤵
  - Program crash
  PID:2000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2500 -ip 2500
1⤵
PID:4464

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\1105.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/2500-0-0x0000000003070000-0x0000000003078000-memory.dmp

Filesize
32KB

Download
memory/2500-1-0x0000000003080000-0x0000000003089000-memory.dmp

Filesize
36KB

Download
memory/2500-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2500-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2500-9-0x0000000003080000-0x0000000003089000-memory.dmp

Filesize
36KB

Download
memory/2500-8-0x0000000003070000-0x0000000003078000-memory.dmp

Filesize
32KB

Download
memory/2500-7-0x0000000000400000-0x0000000002F01000-memory.dmp

Filesize
43.0MB

Download