smokeloader | 4734dc7db41e3950d25055f82a5821cd3cd06ece663454c354e80d82fbc731da

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 21:14

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General

Target

90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe
Size

349KB
MD5

90b1cbe8134460ff59be5af18cfca2b2
SHA1

7495b715042c9c5e76c6caf6a918320f15e3db73
SHA256

4734dc7db41e3950d25055f82a5821cd3cd06ece663454c354e80d82fbc731da
SHA512

8b698ed002bb845615b81bcd870ff06388732d78cde023f65d1c4cbd0c13d8552769508207180678370b5180a05102c07ea3d2586da92d3302e577e6883ab739
SSDEEP

6144:9l0X2OyjAMm5GOC5vZau7I3eXCb192BuM1tOl:cX2OMAx5wBFs3KCb192BI

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2404 2584 WerFault.exe 90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe
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

Processes:

90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe

pid	pid_target	process	target process
2404	2584	WerFault.exe	90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe

description	pid	process	target process
PID 2584 wrote to memory of 2404	2584	90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe	WerFault.exe
PID 2584 wrote to memory of 2404	2584	90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe	WerFault.exe
PID 2584 wrote to memory of 2404	2584	90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe	WerFault.exe
PID 2584 wrote to memory of 2404	2584	90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\90b1cbe8134460ff59be5af18cfca2b2_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 136
  2⤵
  - Program crash
  PID:2404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2584-1-0x0000000000230000-0x0000000000330000-memory.dmp

Filesize
1024KB

Download
memory/2584-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2584-3-0x0000000000400000-0x0000000002B53000-memory.dmp

Filesize
39.3MB

Download
memory/2584-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download