smokeloader | 15cd12f541131119429b8261b7987831582404fda1291fc2d06902ac9868d4e3

Analysis

max time kernel
148s
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
07-01-2025 14:39

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General

Target

JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe
Size

4.5MB
MD5

68ad31fc0f393fba947c25ac8f2f7aa0
SHA1

8f0c6544d4149e5258af2418c29396392ae2bb21
SHA256

15cd12f541131119429b8261b7987831582404fda1291fc2d06902ac9868d4e3
SHA512

295a03c52b5a350f9accb43718adcdec07daa604f2c6cc4e731466f87a907730211464ff46131994c251f4cfcaa120724f469da948e22cb73ee6f7b84ab8a170
SSDEEP

98304:GLudLeS3vw2LUVfD9At0Z3dgEHRVrXR2eJ9QsrmLcEaABNPfU:ZtLqgetgExdXRz9QYA3LU

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 1968 set thread context of 2948	1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe	85

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5052	1968	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_68ad31fc0f393fba947c25ac8f2f7aa0.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	AppLaunch.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	AppLaunch.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	AppLaunch.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe
1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe
1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe
1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 3768	1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe	84
PID 1968 wrote to memory of 3768	1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe	84
PID 1968 wrote to memory of 3768	1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe	84
PID 1968 wrote to memory of 2948	1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe	85
PID 1968 wrote to memory of 2948	1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe	85
PID 1968 wrote to memory of 2948	1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe	85
PID 1968 wrote to memory of 2948	1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe	85
PID 1968 wrote to memory of 2948	1968	JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68ad31fc0f393fba947c25ac8f2f7aa0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:3768
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:2948
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 268
  2⤵
  - Program crash
  PID:5052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1968 -ip 1968
1⤵
PID:4496

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/1968-2-0x0000000001540000-0x0000000001541000-memory.dmp

Filesize
4KB

Download
memory/1968-6-0x0000000001570000-0x0000000001571000-memory.dmp

Filesize
4KB

Download
memory/1968-5-0x0000000000CB5000-0x0000000000F1A000-memory.dmp

Filesize
2.4MB

Download
memory/1968-4-0x0000000001560000-0x0000000001561000-memory.dmp

Filesize
4KB

Download
memory/1968-3-0x0000000001550000-0x0000000001551000-memory.dmp

Filesize
4KB

Download
memory/1968-1-0x0000000001510000-0x0000000001511000-memory.dmp

Filesize
4KB

Download
memory/1968-0-0x0000000001500000-0x0000000001501000-memory.dmp

Filesize
4KB

Download
memory/1968-7-0x0000000000C80000-0x0000000001102000-memory.dmp

Filesize
4.5MB

Download
memory/1968-11-0x0000000000C80000-0x0000000001102000-memory.dmp

Filesize
4.5MB

Download
memory/1968-13-0x0000000000CB5000-0x0000000000F1A000-memory.dmp

Filesize
2.4MB

Download
memory/2948-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download