Overview
overview
10Static
static
3krx/.RUN T...RX.bat
windows7-x64
10krx/.RUN T...RX.bat
windows10-2004-x64
10krx/.crack.ps1
windows7-x64
3krx/.crack.ps1
windows10-2004-x64
7krx/RUN TH...at.lnk
windows7-x64
3krx/RUN TH...at.lnk
windows10-2004-x64
10krx/krx/DD...er.exe
windows7-x64
1krx/krx/DD...er.exe
windows10-2004-x64
1krx/krx/KR...nt.exe
windows7-x64
10krx/krx/KR...nt.exe
windows10-2004-x64
10krx/krx/SDL2.dll
windows7-x64
1krx/krx/SDL2.dll
windows10-2004-x64
3krx/krx/av...61.dll
windows7-x64
1krx/krx/av...61.dll
windows10-2004-x64
1krx/krx/av...61.dll
windows7-x64
1krx/krx/av...61.dll
windows10-2004-x64
3krx/krx/avutil-59.dll
windows7-x64
1krx/krx/avutil-59.dll
windows10-2004-x64
1krx/krx/co...ry.bat
windows7-x64
1krx/krx/co...ry.bat
windows10-2004-x64
1krx/krx/co...ve.exe
windows7-x64
1krx/krx/co...ve.exe
windows10-2004-x64
1krx/krx/co...re.exe
windows7-x64
1krx/krx/co...re.exe
windows10-2004-x64
1krx/krx/da...al.exe
windows7-x64
1krx/krx/da...al.exe
windows10-2004-x64
1krx/krx/dbgcore.dll
windows10-2004-x64
1krx/krx/dbghelp.dll
windows10-2004-x64
8krx/krx/de...at.exe
windows7-x64
1krx/krx/de...at.exe
windows10-2004-x64
8krx/krx/dilate.exe
windows7-x64
1krx/krx/dilate.exe
windows10-2004-x64
8Analysis
-
max time kernel
143s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20250207-en -
resource tags
arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system -
submitted
07-02-2025 18:39
Static task
static1
Behavioral task
behavioral1
Sample
krx/.RUN THIS SCRIPT TO START KRX.bat
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
krx/.RUN THIS SCRIPT TO START KRX.bat
Resource
win10v2004-20250207-en
Behavioral task
behavioral3
Sample
krx/.crack.ps1
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
krx/.crack.ps1
Resource
win10v2004-20250207-en
Behavioral task
behavioral5
Sample
krx/RUN THIS SCRIPT TO START KRX.bat.lnk
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
krx/RUN THIS SCRIPT TO START KRX.bat.lnk
Resource
win10v2004-20250207-en
Behavioral task
behavioral7
Sample
krx/krx/DDNet-Server.exe
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
krx/krx/DDNet-Server.exe
Resource
win10v2004-20250207-en
Behavioral task
behavioral9
Sample
krx/krx/KRX Client.exe
Resource
win7-20241010-en
Behavioral task
behavioral10
Sample
krx/krx/KRX Client.exe
Resource
win10v2004-20250207-en
Behavioral task
behavioral11
Sample
krx/krx/SDL2.dll
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
krx/krx/SDL2.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral13
Sample
krx/krx/avcodec-61.dll
Resource
win7-20241010-en
Behavioral task
behavioral14
Sample
krx/krx/avcodec-61.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral15
Sample
krx/krx/avformat-61.dll
Resource
win7-20241010-en
Behavioral task
behavioral16
Sample
krx/krx/avformat-61.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral17
Sample
krx/krx/avutil-59.dll
Resource
win7-20241010-en
Behavioral task
behavioral18
Sample
krx/krx/avutil-59.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral19
Sample
krx/krx/config_directory.bat
Resource
win7-20241010-en
Behavioral task
behavioral20
Sample
krx/krx/config_directory.bat
Resource
win10v2004-20250207-en
Behavioral task
behavioral21
Sample
krx/krx/config_retrieve.exe
Resource
win7-20241010-en
Behavioral task
behavioral22
Sample
krx/krx/config_retrieve.exe
Resource
win10v2004-20250207-en
Behavioral task
behavioral23
Sample
krx/krx/config_store.exe
Resource
win7-20241010-en
Behavioral task
behavioral24
Sample
krx/krx/config_store.exe
Resource
win10v2004-20250207-en
Behavioral task
behavioral25
Sample
krx/krx/data/krx/DDNet_original.exe
Resource
win7-20241010-en
Behavioral task
behavioral26
Sample
krx/krx/data/krx/DDNet_original.exe
Resource
win10v2004-20250207-en
Behavioral task
behavioral27
Sample
krx/krx/dbgcore.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral28
Sample
krx/krx/dbghelp.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral29
Sample
krx/krx/demo_extract_chat.exe
Resource
win7-20241010-en
Behavioral task
behavioral30
Sample
krx/krx/demo_extract_chat.exe
Resource
win10v2004-20250207-en
Behavioral task
behavioral31
Sample
krx/krx/dilate.exe
Resource
win7-20241010-en
Behavioral task
behavioral32
Sample
krx/krx/dilate.exe
Resource
win10v2004-20250207-en
General
-
Target
krx/krx/SDL2.dll
-
Size
2.2MB
-
MD5
9f2509c44faa79c87382855d4a94966b
-
SHA1
4474c7d2923dd0a535c01612c6bd2c0e1f1faef3
-
SHA256
d0ac4e209a78ad56d53af2df40a51ae9e4043704efbed5b46bf75a57ec92ab1b
-
SHA512
fb5f407af1020109acdf693f5391cdf7905a99d0d09628bf066f459caa36cd2e296adb623a60950191e4e3395501c332b672ecc219bdc02415013dba42d6ccb3
-
SSDEEP
49152:5L6mcGjDqleTVMEGol1sEQf21L1gz6vr//uw0508uLMDpYwvuIBxV:F6QHpQO1L1jvrXuw0S8DpD2IBxV
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 MicrosoftEdgeUpdate.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4876 MicrosoftEdgeUpdate.exe 4876 MicrosoftEdgeUpdate.exe 4876 MicrosoftEdgeUpdate.exe 4876 MicrosoftEdgeUpdate.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4876 MicrosoftEdgeUpdate.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\krx\krx\SDL2.dll,#11⤵PID:736
-
C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ua /installsource scheduler1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4876