smokeloader | e2b39c7fbd32a7fb0925f653f37013f0b103a4bedd4fbc8590ce70f96a764334

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 05:20

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General

Target

JaffaCakes118_4fd01b68d6be3423d6d1b7f49e3e654f.exe
Size

334KB
MD5

4fd01b68d6be3423d6d1b7f49e3e654f
SHA1

12fe7833dc5cb5b267442e539dd05b309546546a
SHA256

e2b39c7fbd32a7fb0925f653f37013f0b103a4bedd4fbc8590ce70f96a764334
SHA512

27dfa61252df05996fc9f598c8e6f9576e8acd1cf777978f0c28203cc51838bd4e8caace0dc85d098a75f47262bbac2d69961ef7f6e99c1ff1612c6078e02f25
SSDEEP

6144:5E1mD88hHSC24SU93Lrqk1xcohohtYgdTA207Nm2+vHUhRAlCAuG+:5DA8hLXSA3LrT5hohC+Tb07Nm2YcRAWG

Score

10^/10

smokeloader pub5 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub5

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
372	1980	WerFault.exe	30

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_4fd01b68d6be3423d6d1b7f49e3e654f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 372	1980	JaffaCakes118_4fd01b68d6be3423d6d1b7f49e3e654f.exe	31
PID 1980 wrote to memory of 372	1980	JaffaCakes118_4fd01b68d6be3423d6d1b7f49e3e654f.exe	31
PID 1980 wrote to memory of 372	1980	JaffaCakes118_4fd01b68d6be3423d6d1b7f49e3e654f.exe	31
PID 1980 wrote to memory of 372	1980	JaffaCakes118_4fd01b68d6be3423d6d1b7f49e3e654f.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fd01b68d6be3423d6d1b7f49e3e654f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fd01b68d6be3423d6d1b7f49e3e654f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 136
  2⤵
  - Program crash
  PID:372

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

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Downloads

memory/1980-1-0x0000000000A20000-0x0000000000B20000-memory.dmp

Filesize
1024KB

Download
memory/1980-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1980-3-0x0000000000400000-0x0000000000883000-memory.dmp

Filesize
4.5MB

Download