smokeloader | e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 02:33

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General

Target

e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe
Size

434KB
MD5

69f47e61ff53249611bc6f1e9dc9e311
SHA1

957cc40f099525b217046b2aecce1562d2293827
SHA256

e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996
SHA512

c0bbd97f9fd0300f037689eb6da93f6b2a0f15da03d3350f937def0025338ee58ef157ebc0ac2af8a4cc2e9a96fcf1e44a16c80d11a974c3595b1a7063193986
SSDEEP

3072:nAXzvD1L2xljciSKSeVf9yoR0aJfZAUl7hLwZGsiIHAFeJs4YpLxdB5S+XTCLagL:0v1LulI2L9/JPphhwA8C4Y1K+DCL

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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1444 2668 WerFault.exe e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe

pid	pid_target	process	target process
1444	2668	WerFault.exe	e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.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:

e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe

description	pid	process	target process
PID 2668 wrote to memory of 1444	2668	e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe	WerFault.exe
PID 2668 wrote to memory of 1444	2668	e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe	WerFault.exe
PID 2668 wrote to memory of 1444	2668	e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe	WerFault.exe
PID 2668 wrote to memory of 1444	2668	e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe
"C:\Users\Admin\AppData\Local\Temp\e73e80fb1603b44dddfa19c5534a0bf4ab297b86f230d465ad0ef47a5b502996.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 136
  2⤵
  - Program crash
  PID:1444

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/2668-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/2668-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2668-2-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/2668-4-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download