smokeloader | b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:35

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General

Target

b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714.exe
Size

261KB
MD5

deb2df87005093bcf5deb4135fc094e1
SHA1

5567ba226ba9e76f14ef6e432d90a96517eac65a
SHA256

b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714
SHA512

575dfb98ca038badeee66748b52081a9279fe075bdf9ddeee469cc72806c9eaf7a8ca6cd04a288255880812ac90f338ebd426389d2f463b1744d979bcb27e158
SSDEEP

3072:TXOXOHPSLm00AREBiKGrmj5ef9RsiGqC23V+MVIWOuXcWdT7RNFM/h3i:LNH6LmbBiVrRsixQN1uscT3F

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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
2904	2616	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	b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 2904	2616	b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714.exe	31
PID 2616 wrote to memory of 2904	2616	b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714.exe	31
PID 2616 wrote to memory of 2904	2616	b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714.exe	31
PID 2616 wrote to memory of 2904	2616	b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714.exe	31

C:\Users\Admin\AppData\Local\Temp\b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714.exe
"C:\Users\Admin\AppData\Local\Temp\b78376018322e00109321626078acab75231106c94a9dda7ed4e371b16bc0714.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 136
  2⤵
  - Program crash
  PID:2904

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/2616-1-0x0000000002CA0000-0x0000000002DA0000-memory.dmp

Filesize
1024KB

Download
memory/2616-2-0x00000000002B0000-0x00000000002B9000-memory.dmp

Filesize
36KB

Download
memory/2616-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2616-5-0x00000000002B0000-0x00000000002B9000-memory.dmp

Filesize
36KB

Download
memory/2616-4-0x0000000000400000-0x0000000002C2E000-memory.dmp

Filesize
40.2MB

Download