smokeloader | 648b9fcb0d85951f137b26f99fa67778e2209dc9b0c8fe805830544a571105e9

Analysis

max time kernel
121s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:39

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General

Target

4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe
Size

217KB
MD5

2b4a45aae59c924884e40693addcbd92
SHA1

675770ca2ed521ff9a7844a104fa8a3b8b815d35
SHA256

4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465
SHA512

a0d1695b9ca9ef92c31b52c06969dddb064a3ac1ca0f264c0e55ba0b0d4c610ecbe76d5670a26d14c3e37346d112ee09882df151dcc92de23144f7582dd7e036
SSDEEP

3072:FwHS4GEP2JOgQLZ/a6/ZOv+5rxoggbefduQsgOJygmoM/cbVfgAF/+1x:Fw9OJkLZ/a0ZOgBgbeLxFf/c9gAlw

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2388 set thread context of 2044	2388	4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe	31

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	4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2044	2388	4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe	31
PID 2388 wrote to memory of 2044	2388	4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe	31
PID 2388 wrote to memory of 2044	2388	4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe	31
PID 2388 wrote to memory of 2044	2388	4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe	31
PID 2388 wrote to memory of 2044	2388	4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe	31
PID 2388 wrote to memory of 2044	2388	4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe	31
PID 2388 wrote to memory of 2044	2388	4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe	31

C:\Users\Admin\AppData\Local\Temp\4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe
"C:\Users\Admin\AppData\Local\Temp\4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Users\Admin\AppData\Local\Temp\4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe
  "C:\Users\Admin\AppData\Local\Temp\4d7eab317eab4a18d7754cf026eafb3e3f1fcc76e833c41ae4a30d158c0a4465.exe"
  2⤵
  PID:2044

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/2044-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2044-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2044-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2388-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2388-1-0x0000000000760000-0x0000000000860000-memory.dmp

Filesize
1024KB

Download