Overview
overview
10Static
static
10客户端(...EY.exe
windows7-x64
9客户端(...EY.exe
windows10-2004-x64
906432
ubuntu-22.04-amd64
71.html
windows7-x64
31.html
windows10-2004-x64
3518_2.exe
windows7-x64
4518_2.exe
windows10-2004-x64
4520.exe
windows7-x64
4520.exe
windows10-2004-x64
410711.exe
windows7-x64
310711.exe
windows10-2004-x64
3711.exe
windows7-x64
7711.exe
windows10-2004-x64
7TSmm
ubuntu-24.04-amd64
7Drkv
ubuntu-22.04-amd64
10FCK_RSC.dll
windows7-x64
3FCK_RSC.dll
windows10-2004-x64
3FUCK360.exe
windows7-x64
7FUCK360.exe
windows10-2004-x64
10GetPass.exe
windows7-x64
3GetPass.exe
windows10-2004-x64
3HkMh.exe
windows7-x64
10HkMh.exe
windows10-2004-x64
10HkMh_2.exe
windows7-x64
7HkMh_2.exe
windows10-2004-x64
10HkMh_3.exe
windows7-x64
10HkMh_3.exe
windows10-2004-x64
10Killbash.x
ubuntu-24.04-amd64
3服务器(...r).exe
windows7-x64
6服务器(...r).exe
windows10-2004-x64
6ShellCodeDec.exe
windows7-x64
ShellCodeDec.exe
windows10-2004-x64
Analysis
-
max time kernel
117s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
08-12-2024 01:12
Behavioral task
behavioral1
Sample
客户端(Client)_KEY.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
客户端(Client)_KEY.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
06432
Resource
ubuntu2204-amd64-20240611-en
Behavioral task
behavioral4
Sample
1.html
Resource
win7-20240903-en
Behavioral task
behavioral5
Sample
1.html
Resource
win10v2004-20241007-en
Behavioral task
behavioral6
Sample
518_2.exe
Resource
win7-20240729-en
Behavioral task
behavioral7
Sample
518_2.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral8
Sample
520.exe
Resource
win7-20241010-en
Behavioral task
behavioral9
Sample
520.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral10
Sample
10711.exe
Resource
win7-20240903-en
Behavioral task
behavioral11
Sample
10711.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral12
Sample
711.exe
Resource
win7-20240708-en
Behavioral task
behavioral13
Sample
711.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral14
Sample
TSmm
Resource
ubuntu2404-amd64-20240523-en
Behavioral task
behavioral15
Sample
Drkv
Resource
ubuntu2204-amd64-20240611-en
Behavioral task
behavioral16
Sample
FCK_RSC.dll
Resource
win7-20240903-en
Behavioral task
behavioral17
Sample
FCK_RSC.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral18
Sample
FUCK360.exe
Resource
win7-20240903-en
Behavioral task
behavioral19
Sample
FUCK360.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral20
Sample
GetPass.exe
Resource
win7-20240903-en
Behavioral task
behavioral21
Sample
GetPass.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral22
Sample
HkMh.exe
Resource
win7-20241010-en
Behavioral task
behavioral23
Sample
HkMh.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral24
Sample
HkMh_2.exe
Resource
win7-20240903-en
Behavioral task
behavioral25
Sample
HkMh_2.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral26
Sample
HkMh_3.exe
Resource
win7-20240903-en
Behavioral task
behavioral27
Sample
HkMh_3.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral28
Sample
Killbash.x
Resource
ubuntu2404-amd64-20240523-en
Behavioral task
behavioral29
Sample
服务器(Server)/服务器(Server).exe
Resource
win7-20240729-en
Behavioral task
behavioral30
Sample
服务器(Server)/服务器(Server).exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
ShellCodeDec.exe
Resource
win7-20241010-en
Behavioral task
behavioral32
Sample
ShellCodeDec.exe
Resource
win10v2004-20241007-en
General
-
Target
FCK_RSC.dll
-
Size
8KB
-
MD5
aabeb05e642b2f9acb86a5dc1a600813
-
SHA1
abba695b782c0e644b971b65d4dc7b8349714488
-
SHA256
8b1d4870fdc940da538f225251996794f2f10ab7fff718d1aa884be8468dcfce
-
SHA512
730fd04e4624f4db8c7c92e786148139d457c5bdc28badb3b1cbb70b61fd7b20655c2feab90c5c91b0d30f42a2d7bccb2ce0120752e223e6df2139c371b4be8a
-
SSDEEP
96:b/TFVUFXleWwunodJsFDgt1CEiRgWY3ZbBNVyJ6/xMWwWHB6KJAso9Rdtoewc:fUFXlemctwgRPNVyJ6/eWwWhlDoHgzc
Malware Config
Signatures
-
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 7 IoCs
description pid Process procid_target PID 2096 wrote to memory of 2548 2096 rundll32.exe 31 PID 2096 wrote to memory of 2548 2096 rundll32.exe 31 PID 2096 wrote to memory of 2548 2096 rundll32.exe 31 PID 2096 wrote to memory of 2548 2096 rundll32.exe 31 PID 2096 wrote to memory of 2548 2096 rundll32.exe 31 PID 2096 wrote to memory of 2548 2096 rundll32.exe 31 PID 2096 wrote to memory of 2548 2096 rundll32.exe 31
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\FCK_RSC.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2096 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\FCK_RSC.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2548
-