Overview
overview
8Static
static
3CrackCaptchaAPI.dll
windows7-x64
3CrackCaptchaAPI.dll
windows10-2004-x64
3CrackCaptc...nt.dll
windows7-x64
6CrackCaptc...nt.dll
windows10-2004-x64
6FastVerCode.dll
windows7-x64
8FastVerCode.dll
windows10-2004-x64
3UUWisehelper.dll
windows7-x64
3UUWisehelper.dll
windows10-2004-x64
3dc.dll
windows7-x64
8dc.dll
windows10-2004-x64
8haoapi.dll
windows7-x64
3haoapi.dll
windows10-2004-x64
3windows200...��.bat
windows7-x64
1windows200...��.bat
windows10-2004-x64
1注册答�...��.bat
windows7-x64
1注册答�...��.bat
windows10-2004-x64
1腾讯QQ�...��.exe
windows7-x64
5腾讯QQ�...��.exe
windows10-2004-x64
3Analysis
-
max time kernel
133s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31/10/2024, 15:29
Static task
static1
Behavioral task
behavioral1
Sample
CrackCaptchaAPI.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
CrackCaptchaAPI.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
CrackCaptchaClient.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
CrackCaptchaClient.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
FastVerCode.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
FastVerCode.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
UUWisehelper.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
UUWisehelper.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
dc.dll
Resource
win7-20241010-en
Behavioral task
behavioral10
Sample
dc.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
haoapi.dll
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
haoapi.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
windows2008 补丁.bat
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
windows2008 补丁.bat
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
注册答题系统.bat
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
注册答题系统.bat
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
腾讯QQ资料查询管理.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
腾讯QQ资料查询管理.exe
Resource
win10v2004-20241007-en
General
-
Target
FastVerCode.dll
-
Size
76KB
-
MD5
094a876a347ac338ab1f810d6478b259
-
SHA1
7f097e81b6f79fe82ac3267edb591fe08f29e858
-
SHA256
2772377fd55c068028b86af4e52c2b60f70e8d6c6d0eb875234a972cbe2a5ba5
-
SHA512
be9ea17d0f7eec10b5099513f50ac38caa777630073394fec78bfb85ed8c75fe7cb68994ba69bdc3f7c63a651f496f699404319797dc70b28de61581c2171119
-
SSDEEP
768:nWZiWDjv83WLPm4r/Efp8e/hyL4RFOdYioDYooUBxFJtXGGQ2IauJXMLnDKXlfze:siWDj83WaX/kL4RYWvcXbMnDKXlrHkr
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1012 5108 WerFault.exe 84 -
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 3 IoCs
description pid Process procid_target PID 4224 wrote to memory of 5108 4224 rundll32.exe 84 PID 4224 wrote to memory of 5108 4224 rundll32.exe 84 PID 4224 wrote to memory of 5108 4224 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\FastVerCode.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4224 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\FastVerCode.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:5108 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5108 -s 6243⤵
- Program crash
PID:1012
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 5108 -ip 51081⤵PID:3536