smokeloader | cf6038ba1a20b442716b27bfe818e184c6c1b7f431624175242933d27582c7ae

Analysis

max time kernel
93s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2025 19:20

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General

Target

JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe
Size

311KB
MD5

b910a228aa3b4cbc9d98beafc6627bd6
SHA1

cf20b00b7598294ccbef45498fec745949cf9c20
SHA256

cf6038ba1a20b442716b27bfe818e184c6c1b7f431624175242933d27582c7ae
SHA512

7f4023d3b431b6850c0aecdaa99e58a20c8114636567c9b59181c780c4061193fc208f5c2c4f128e9d1f4a83ccb29b12cc509c082cb2a52b8986e4909376c54b
SSDEEP

3072:UQrpI4Ly7NjR6jqXAH8oZeJCtCQp877yBv4XJhlpot1x8TIXA0CqBN/58cE40ysg:5oAHz05ceWv4ZhlpK1ekQ0CqBR5J0Hg

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 436 set thread context of 3108	436	JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.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_b910a228aa3b4cbc9d98beafc6627bd6.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_b910a228aa3b4cbc9d98beafc6627bd6.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 436 wrote to memory of 3108	436	JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe	82
PID 436 wrote to memory of 3108	436	JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe	82
PID 436 wrote to memory of 3108	436	JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe	82
PID 436 wrote to memory of 3108	436	JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe	82
PID 436 wrote to memory of 3108	436	JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe	82
PID 436 wrote to memory of 3108	436	JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe	82

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:436
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b910a228aa3b4cbc9d98beafc6627bd6.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3108

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/436-1-0x0000000001730000-0x0000000001830000-memory.dmp

Filesize
1024KB

Download
memory/436-2-0x0000000001880000-0x0000000001889000-memory.dmp

Filesize
36KB

Download
memory/3108-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3108-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3108-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download