smokeloader | 1dfdb7447c64c608ac8100c356b2accf66cee234c704bb854c3787f08659c2aa

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 15:11

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General

Target

JaffaCakes118_241364ff77c341ad9720f1d9022e1b61.exe
Size

337KB
MD5

241364ff77c341ad9720f1d9022e1b61
SHA1

f40e577a55d03f98f32c62e6d9c1278c9c892e0b
SHA256

1dfdb7447c64c608ac8100c356b2accf66cee234c704bb854c3787f08659c2aa
SHA512

cd1646036f616bb4a0d784e8cda626f587aea64ab1d3124e97a62b3f3540db5f01a7b1f5b4970d25fed82ddd4deffca6c813665b0bda3a802220ccad16b90bae
SSDEEP

6144:Y+fFVugyxKs4QkoQd7jLXmlUOtMCrHEVhqSdAni/yLUDXplr:NfCgmkoUjL4NG0EbdAniKLUDLr

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
4932	JaffaCakes118_241364ff77c341ad9720f1d9022e1b61.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2240	4932	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	JaffaCakes118_241364ff77c341ad9720f1d9022e1b61.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_241364ff77c341ad9720f1d9022e1b61.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_241364ff77c341ad9720f1d9022e1b61.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_241364ff77c341ad9720f1d9022e1b61.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_241364ff77c341ad9720f1d9022e1b61.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_241364ff77c341ad9720f1d9022e1b61.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4932
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4932 -s 388
  2⤵
  - Program crash
  PID:2240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4932 -ip 4932
1⤵
PID:1436

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

C:\Users\Admin\AppData\Local\Temp\1105.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/4932-1-0x0000000003010000-0x0000000003110000-memory.dmp

Filesize
1024KB

Download
memory/4932-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4932-7-0x0000000000400000-0x0000000002DAB000-memory.dmp

Filesize
41.7MB

Download
memory/4932-9-0x0000000000400000-0x0000000002DAB000-memory.dmp

Filesize
41.7MB

Download
memory/4932-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download