smokeloader | df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26-08-2024 04:03

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General

Target

df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe
Size

332KB
MD5

668fb280ebd65c98b8a5177c729befd9
SHA1

3fb36c6cce744ffbbc445a7937541f04ed2daf93
SHA256

df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550
SHA512

0ac64338c9f34dcf5dfcd060b079b5e8171cb2784679bbf7da3dafb6476f6fd5de7c355a7029e2495bb524127998f2b8f1c7088919d47bd38901ecb2569c7d98
SSDEEP

3072:UqfeM3WhbEkyJiOMAnX9F+edgqrm2NNQhn51Eeuk6Fk8gCTChVb0dc/sTWCHAV+3:/fehbZbeSqrmONaQ+eGhBkywAV+8

Score

10^/10

smokeloader 0504 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

0504

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
1632	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2972 set thread context of 1632	2972	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.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	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 1632	2972	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe	29
PID 2972 wrote to memory of 1632	2972	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe	29
PID 2972 wrote to memory of 1632	2972	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe	29
PID 2972 wrote to memory of 1632	2972	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe	29
PID 2972 wrote to memory of 1632	2972	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe	29
PID 2972 wrote to memory of 1632	2972	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe	29
PID 2972 wrote to memory of 1632	2972	df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe	29

C:\Users\Admin\AppData\Local\Temp\df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe
"C:\Users\Admin\AppData\Local\Temp\df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Users\Admin\AppData\Local\Temp\df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe
  "C:\Users\Admin\AppData\Local\Temp\df57c3724ad8e3a8794ba2f1fa0ba7929fda8a9f4a213246990233efeea9d550.exe"
  2⤵
  - Loads dropped DLL
  PID:1632

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

\Users\Admin\AppData\Local\Temp\AE30.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/1632-6-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1632-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1632-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1632-10-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2972-1-0x0000000000630000-0x0000000000730000-memory.dmp

Filesize
1024KB

Download
memory/2972-2-0x0000000000220000-0x000000000022C000-memory.dmp

Filesize
48KB

Download