Overview
overview
10Static
static
3EcheIon/Co...in.dll
windows7-x64
3EcheIon/Co...in.dll
windows10-2004-x64
3EcheIon/Co...nu.dll
windows7-x64
1EcheIon/Co...nu.dll
windows10-2004-x64
1EcheIon/Co...up.dll
windows7-x64
3EcheIon/Co...up.dll
windows10-2004-x64
3EcheIon/Co...wh.dll
windows7-x64
1EcheIon/Co...wh.dll
windows10-2004-x64
1EcheIon/Core.dll
windows7-x64
1EcheIon/Core.dll
windows10-2004-x64
1EcheIon/Data.dll
windows7-x64
1EcheIon/Data.dll
windows10-2004-x64
1EcheIon/Drawing.dll
windows7-x64
1EcheIon/Drawing.dll
windows10-2004-x64
1EcheIon/Echelon.exe
windows7-x64
10EcheIon/Echelon.exe
windows10-2004-x64
10Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-01-2025 04:28
Static task
static1
Behavioral task
behavioral1
Sample
EcheIon/Configs/main.dll
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
EcheIon/Configs/main.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
EcheIon/Configs/menu.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
EcheIon/Configs/menu.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
EcheIon/Configs/up.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
EcheIon/Configs/up.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
EcheIon/Configs/wh.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
EcheIon/Configs/wh.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
EcheIon/Core.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
EcheIon/Core.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
EcheIon/Data.dll
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
EcheIon/Data.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
EcheIon/Drawing.dll
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
EcheIon/Drawing.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
EcheIon/Echelon.exe
Resource
win7-20240729-en
General
-
Target
EcheIon/Configs/up.dll
-
Size
45.7MB
-
MD5
96b46f6f511442e7a1b5daa125ced491
-
SHA1
337f4b6d92b567c30b90de1666f8adb32b457ee2
-
SHA256
5546076ae6554a76b243471a4a3c3d002ef80b7504282c05c2a4fb923c8b77fd
-
SHA512
e5b359cac7eaaf7255734a86e562706061ed133c09b3ca6a54c3aa2cdae36e60e8766b38dc4d31ca74bff768f6a4a63e90baeca10e64ce7819927effddd6686e
-
SSDEEP
24576:ab5Wyc+GYmc0guuEtMQxmbW0dH580xYIwzO0Zzp:ab8ysYm5ax580/wK0Zzp
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1716 2376 WerFault.exe 30 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1956 wrote to memory of 2376 1956 rundll32.exe 30 PID 1956 wrote to memory of 2376 1956 rundll32.exe 30 PID 1956 wrote to memory of 2376 1956 rundll32.exe 30 PID 1956 wrote to memory of 2376 1956 rundll32.exe 30 PID 1956 wrote to memory of 2376 1956 rundll32.exe 30 PID 1956 wrote to memory of 2376 1956 rundll32.exe 30 PID 1956 wrote to memory of 2376 1956 rundll32.exe 30 PID 2376 wrote to memory of 1716 2376 rundll32.exe 31 PID 2376 wrote to memory of 1716 2376 rundll32.exe 31 PID 2376 wrote to memory of 1716 2376 rundll32.exe 31 PID 2376 wrote to memory of 1716 2376 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\EcheIon\Configs\up.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\EcheIon\Configs\up.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 3043⤵
- Program crash
PID:1716
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