smokeloader | 4bb31847846180bf78033b5eb7761b874b114f6dd086862472915be761fc042a

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 01:41

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General

Target

7zS8A52FD1B/62a1ea2501f48_0371f5.exe
Size

173KB
MD5

72968341a0de08313bc9ab626d212f91
SHA1

f893e4510e600ff3b6d33cea85571fa26c270606
SHA256

ef9863d5358896238ef682130b38511033fd9f14354263326dd000b39358c4b4
SHA512

1fe2a7a5fc1e32d4a581efd8148b66525adf3249c02fe3811b24f620c1e3c8af926cabca5ad07d59740e6480a0cb3833db87cc2354ac22cbade57924eaff6346
SSDEEP

3072:vEvswXh+XQDAWr1do5L3sGU7glVtmX9MrpiT:cvXh+AsWYxsGU7glnmX90w

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1180	2164	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	62a1ea2501f48_0371f5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 1180	2164	62a1ea2501f48_0371f5.exe	30
PID 2164 wrote to memory of 1180	2164	62a1ea2501f48_0371f5.exe	30
PID 2164 wrote to memory of 1180	2164	62a1ea2501f48_0371f5.exe	30
PID 2164 wrote to memory of 1180	2164	62a1ea2501f48_0371f5.exe	30

C:\Users\Admin\AppData\Local\Temp\7zS8A52FD1B\62a1ea2501f48_0371f5.exe
"C:\Users\Admin\AppData\Local\Temp\7zS8A52FD1B\62a1ea2501f48_0371f5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 140
  2⤵
  - Program crash
  PID:1180

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/2164-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2164-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2164-1-0x0000000000A80000-0x0000000000B80000-memory.dmp

Filesize
1024KB

Download
memory/2164-4-0x0000000000400000-0x00000000008F5000-memory.dmp

Filesize
5.0MB

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