smokeloader | 90a2edd5280d702618114ba0a6822edbd249f3e3b02bcf31d977fca3d958582d

Analysis

max time kernel
95s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 02:31

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General

Target

d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe
Size

260KB
MD5

d3546ba4a1fefb0a7f478e9af1493bec
SHA1

ba5ec1494db7421467205d5a171878153639c701
SHA256

90a2edd5280d702618114ba0a6822edbd249f3e3b02bcf31d977fca3d958582d
SHA512

8b909d21f086de59c4f833a6d335c9077071c616ff094dbbce0dbfe771caf4210d272600b42181ba5fdeea67f95d39be8f4ab5519b23428ccb118ee3d67262f1
SSDEEP

6144:VJPf8Suz1YUgz8vnI9LUqROhxxpeTr/ekI:bfDuhC81zxp6L

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3188 set thread context of 4700	3188	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe	86

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	d3546ba4a1fefb0a7f478e9af1493bec_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	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3188 wrote to memory of 4700	3188	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe	86
PID 3188 wrote to memory of 4700	3188	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe	86
PID 3188 wrote to memory of 4700	3188	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe	86
PID 3188 wrote to memory of 4700	3188	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe	86
PID 3188 wrote to memory of 4700	3188	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe	86
PID 3188 wrote to memory of 4700	3188	d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3188
- C:\Users\Admin\AppData\Local\Temp\d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d3546ba4a1fefb0a7f478e9af1493bec_JaffaCakes118.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4700

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/3188-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/3188-1-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/4700-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4700-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4700-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download