smokeloader | 648ca35b5d6fc2148d86fac8a4db17aa1bf15d6ad020b619c35f25b33b5142c3

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 18:20

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General

Target

2336-3-0x0000000000400000-0x000000000040B000-memory.exe
Size

44KB
MD5

46a082a175fc422bf72295d8bc01f137
SHA1

1291cd4a58d6cfe65754241b51af4356f638e1fd
SHA256

648ca35b5d6fc2148d86fac8a4db17aa1bf15d6ad020b619c35f25b33b5142c3
SHA512

e6db01b8cde28ab850e045bd542ebf6ae407d6a20b3a3930ee4837dc742cdaa459d18b2cb0debf7c06a4979055d10426296dfef1ce8ef91f294208717a7664a7
SSDEEP

768:RR8yqBqJTIH50gkSW9uM7/953mpdH5Yvos0tdB80Z1srmN:r8PePvftV53uV5Ygs0TBymN

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	2264	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	2336-3-0x0000000000400000-0x000000000040B000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2092	2264	2336-3-0x0000000000400000-0x000000000040B000-memory.exe	30
PID 2264 wrote to memory of 2092	2264	2336-3-0x0000000000400000-0x000000000040B000-memory.exe	30
PID 2264 wrote to memory of 2092	2264	2336-3-0x0000000000400000-0x000000000040B000-memory.exe	30
PID 2264 wrote to memory of 2092	2264	2336-3-0x0000000000400000-0x000000000040B000-memory.exe	30

C:\Users\Admin\AppData\Local\Temp\2336-3-0x0000000000400000-0x000000000040B000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\2336-3-0x0000000000400000-0x000000000040B000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 36
  2⤵
  - Program crash
  PID:2092

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/2264-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

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