smokeloader | 83f3f12292ff0d3b984bbee89e0cc60bcc3df6012a21679ca94ae6ee5d053907

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 02:48

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General

Target

JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe
Size

233KB
MD5

b9efaee6f75d6ddccb6740485fbf818c
SHA1

31836605ccb35a4ec4f9477a449ffe493df486eb
SHA256

83f3f12292ff0d3b984bbee89e0cc60bcc3df6012a21679ca94ae6ee5d053907
SHA512

ce81a6b8134e6e3d28b8b306776262f9902d36662ef375eac0392bfc5aa794b682d2b3f441ceb502514c3f952ed6ca7108fc801accf907a5bafa0a003b656a5f
SSDEEP

3072:RGB6tEhjUnUUlq1Qwfu6Lsw71Pxlr1iPNTFgz+CNf4/AWaSkSJu98vd2:ehjUnUUeQwJAqBL1iPNT+TIADG8el2

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 3896 set thread context of 3556	3896	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.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_b9efaee6f75d6ddccb6740485fbf818c.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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3896 wrote to memory of 3556	3896	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe	82
PID 3896 wrote to memory of 3556	3896	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe	82
PID 3896 wrote to memory of 3556	3896	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe	82
PID 3896 wrote to memory of 3556	3896	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe	82
PID 3896 wrote to memory of 3556	3896	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe	82
PID 3896 wrote to memory of 3556	3896	JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe	82

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3896
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9efaee6f75d6ddccb6740485fbf818c.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3556

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/3556-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3556-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3556-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3896-0-0x0000000003060000-0x0000000003068000-memory.dmp

Filesize
32KB

Download
memory/3896-1-0x0000000003070000-0x0000000003079000-memory.dmp

Filesize
36KB

Download
memory/3896-4-0x0000000003060000-0x0000000003068000-memory.dmp

Filesize
32KB

Download