smokeloader | 23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb

Analysis

max time kernel
74s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 20:42

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General

Target

23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb.exe
Size

344KB
MD5

efe205c86b7e77dae68013046ed07b9d
SHA1

4841b6cc621db26e48dfdbeb20dc4af41f4059e3
SHA256

23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb
SHA512

87f892cd9b5b32d97fdc59ff9b3a38beb306749197bd3c7b784520f0748cb39df33e1a892f75e3d300d75e5e6e8c50b84b2cea50f254e580fc0f78007f4c4e72
SSDEEP

6144:3GTdHe1fQioLRFHgPVbdFbVI7oMLUDxERQ9kXApG:3eafQ9AVHbVmoMqERYkwI

Score

10^/10

smokeloader pub3 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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
2224	1740	WerFault.exe	29

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	23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2224	1740	23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb.exe	30
PID 1740 wrote to memory of 2224	1740	23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb.exe	30
PID 1740 wrote to memory of 2224	1740	23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb.exe	30
PID 1740 wrote to memory of 2224	1740	23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb.exe	30

C:\Users\Admin\AppData\Local\Temp\23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb.exe
"C:\Users\Admin\AppData\Local\Temp\23fe00b216ce79013e1bc1f8b1afdf2492828b24593a53e57820861b23a888fb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 136
  2⤵
  - Program crash
  PID:2224

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/1740-1-0x0000000000A40000-0x0000000000B40000-memory.dmp

Filesize
1024KB

Download
memory/1740-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1740-3-0x0000000000400000-0x0000000000885000-memory.dmp

Filesize
4.5MB

Download
memory/1740-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download