Analysis
-
max time kernel
153s -
max time network
121s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
26-11-2021 09:32
Static task
static1
Behavioral task
behavioral1
Sample
34b87ca49b68d8e9f165cba7fbdd47c091619ea7f81eef67464419367a63e7a6.dll
Resource
win7-en-20211104
General
-
Target
34b87ca49b68d8e9f165cba7fbdd47c091619ea7f81eef67464419367a63e7a6.dll
-
Size
1.2MB
-
MD5
4a053f11069bec3a06df7a99d9869728
-
SHA1
57eae9d729bd6b6d1f838a3cbbcbd89e8d1bc325
-
SHA256
34b87ca49b68d8e9f165cba7fbdd47c091619ea7f81eef67464419367a63e7a6
-
SHA512
48142ffd279f8117376ce021bcd68345c2af6cf689125f4aefc6e8c2391cb412037725026e535dd7b43318c203f35c6c0c058ecc7888bb3319c98f90cb9f486c
Malware Config
Signatures
-
Processes:
resource yara_rule behavioral2/memory/2808-122-0x0000000000670000-0x0000000000671000-memory.dmp dridex_stager_shellcode -
Executes dropped EXE 3 IoCs
Processes:
LockScreenContentServer.exeCameraSettingsUIHost.exesessionmsg.exepid process 1004 LockScreenContentServer.exe 2684 CameraSettingsUIHost.exe 1132 sessionmsg.exe -
Loads dropped DLL 3 IoCs
Processes:
LockScreenContentServer.exeCameraSettingsUIHost.exesessionmsg.exepid process 1004 LockScreenContentServer.exe 2684 CameraSettingsUIHost.exe 1132 sessionmsg.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
description ioc process Set value (str) \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\Slqggwbvaxk = "C:\\Users\\Admin\\AppData\\Roaming\\Mozilla\\kuT\\CameraSettingsUIHost.exe" -
Processes:
rundll32.exeLockScreenContentServer.exeCameraSettingsUIHost.exesessionmsg.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA LockScreenContentServer.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA CameraSettingsUIHost.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA sessionmsg.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
rundll32.exeLockScreenContentServer.exepid process 3760 rundll32.exe 3760 rundll32.exe 3760 rundll32.exe 3760 rundll32.exe 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 1004 LockScreenContentServer.exe 1004 LockScreenContentServer.exe 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 2808 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
pid process 2808 -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
description pid process target process PID 2808 wrote to memory of 1252 2808 LockScreenContentServer.exe PID 2808 wrote to memory of 1252 2808 LockScreenContentServer.exe PID 2808 wrote to memory of 1004 2808 LockScreenContentServer.exe PID 2808 wrote to memory of 1004 2808 LockScreenContentServer.exe PID 2808 wrote to memory of 784 2808 CameraSettingsUIHost.exe PID 2808 wrote to memory of 784 2808 CameraSettingsUIHost.exe PID 2808 wrote to memory of 2684 2808 CameraSettingsUIHost.exe PID 2808 wrote to memory of 2684 2808 CameraSettingsUIHost.exe PID 2808 wrote to memory of 1268 2808 sessionmsg.exe PID 2808 wrote to memory of 1268 2808 sessionmsg.exe PID 2808 wrote to memory of 1132 2808 sessionmsg.exe PID 2808 wrote to memory of 1132 2808 sessionmsg.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\34b87ca49b68d8e9f165cba7fbdd47c091619ea7f81eef67464419367a63e7a6.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\LockScreenContentServer.exeC:\Windows\system32\LockScreenContentServer.exe1⤵
-
C:\Users\Admin\AppData\Local\qzSK\LockScreenContentServer.exeC:\Users\Admin\AppData\Local\qzSK\LockScreenContentServer.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\CameraSettingsUIHost.exeC:\Windows\system32\CameraSettingsUIHost.exe1⤵
-
C:\Users\Admin\AppData\Local\SBuGQT46p\CameraSettingsUIHost.exeC:\Users\Admin\AppData\Local\SBuGQT46p\CameraSettingsUIHost.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\sessionmsg.exeC:\Windows\system32\sessionmsg.exe1⤵
-
C:\Users\Admin\AppData\Local\9exBDrG9\sessionmsg.exeC:\Users\Admin\AppData\Local\9exBDrG9\sessionmsg.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\9exBDrG9\DUI70.dllMD5
c5ad02e75292bf87e987ac7058c5fbf5
SHA1cfb3e2f088755289f9714d5aba01c69705a448c8
SHA256a5095256983e9388755bb563ccd117c246d7ab40e6bc8e42eeba73a8c97577ae
SHA51293336183f19965e244c9449db3fe484244f709f67f988d4d25261df7112f1eeedd5b77df5968c99bd7bdf66f57af3088313fc974ca295ef5abb41b890710b2f6
-
C:\Users\Admin\AppData\Local\9exBDrG9\sessionmsg.exeMD5
c9a3d374ad75f5d9ee720412c96b6f94
SHA15cec5ea0e5f5a6ed7e4726fe39e50563a351c9c8
SHA2564b54ea036af8b81b91bd4fbb04b4405d4c788f178a177201e66a7bc6fb778a0d
SHA512a63730ef7ade9dcfa5afecefe92eb897f9bb4284049b49445f95f44228173ccd5890e65e2b6257f8c4431b468b9b1d664c5cc1b836240413a20fb7b46e49b0ec
-
C:\Users\Admin\AppData\Local\SBuGQT46p\CameraSettingsUIHost.exeMD5
a2f3bedc6124ad9d582ebd5086be2aa2
SHA15586e7796ea73cfb4aac094905b334b12de8a151
SHA256dd3ceee2dcd4884fbd46676045ab4a02ce4c0a0a4ad13ab54364c6e136c259a0
SHA5129dc1909e07326c55c2eff881b31d0146a595010a8ae78ae9afd64093b2b691c75f68de873acee27d2093a34c0431ee81e693d24d8241c2f4805590a11be9d07b
-
C:\Users\Admin\AppData\Local\SBuGQT46p\DUI70.dllMD5
303890d0d058472a36e41c0ecb9a48b5
SHA1ab3af59fc10c2e86f3559ec81259826970f63047
SHA256e0118fe6f1d0a8b38d7fe691795e4afd06878f0b18851bbd78fa8ea6ac4c49dd
SHA5126524893b1cb27117f273f04f07a4e3cb5379d11652ef57791a3f408b4807422e11490800384f309409da08de878a3f85c802285292aae48fa25900a9c111b09b
-
C:\Users\Admin\AppData\Local\qzSK\DUser.dllMD5
a4c06c207f30c71063afd1069d214e3e
SHA1f7a4ab64014e7135d1bc510f7f40209a7b3859ac
SHA2561ee594383192b842f6e872f78edd150c1f3fda21d103ff6e4923e07ad6845fc7
SHA5127f8eb5fb0ee40af2610631021321400105063cbfee6c12cfe8d6e01251ef1aafefe07306d2e42a19393987be742587f03dbacf096f6837d082d053bdbc5badb4
-
C:\Users\Admin\AppData\Local\qzSK\LockScreenContentServer.exeMD5
583914a93db0413668eadd743fd5fb1c
SHA18b95be0ad348f0aabfcceac3148109ef12e8a978
SHA256ec09ee1b2bb981335ea9db3ac031fbbc3ed74f9294d734a5799fb0d75e423583
SHA5122f5c22cc3f557c65c876e8a943c7b3dec92d5c0b5219ab2410a334f42e442ef08d0c7b1c5c0797b83a17578a25ce70aa631a15be7ec6a6ea8a8d865dca0b9cd4
-
\Users\Admin\AppData\Local\9exBDrG9\DUI70.dllMD5
c5ad02e75292bf87e987ac7058c5fbf5
SHA1cfb3e2f088755289f9714d5aba01c69705a448c8
SHA256a5095256983e9388755bb563ccd117c246d7ab40e6bc8e42eeba73a8c97577ae
SHA51293336183f19965e244c9449db3fe484244f709f67f988d4d25261df7112f1eeedd5b77df5968c99bd7bdf66f57af3088313fc974ca295ef5abb41b890710b2f6
-
\Users\Admin\AppData\Local\SBuGQT46p\DUI70.dllMD5
303890d0d058472a36e41c0ecb9a48b5
SHA1ab3af59fc10c2e86f3559ec81259826970f63047
SHA256e0118fe6f1d0a8b38d7fe691795e4afd06878f0b18851bbd78fa8ea6ac4c49dd
SHA5126524893b1cb27117f273f04f07a4e3cb5379d11652ef57791a3f408b4807422e11490800384f309409da08de878a3f85c802285292aae48fa25900a9c111b09b
-
\Users\Admin\AppData\Local\qzSK\DUser.dllMD5
a4c06c207f30c71063afd1069d214e3e
SHA1f7a4ab64014e7135d1bc510f7f40209a7b3859ac
SHA2561ee594383192b842f6e872f78edd150c1f3fda21d103ff6e4923e07ad6845fc7
SHA5127f8eb5fb0ee40af2610631021321400105063cbfee6c12cfe8d6e01251ef1aafefe07306d2e42a19393987be742587f03dbacf096f6837d082d053bdbc5badb4
-
memory/1004-164-0x0000021B8BF10000-0x0000021B8BF12000-memory.dmpFilesize
8KB
-
memory/1004-156-0x0000000000000000-mapping.dmp
-
memory/1004-160-0x00007FFC20720000-0x00007FFC2084D000-memory.dmpFilesize
1.2MB
-
memory/1004-166-0x0000021B8BF10000-0x0000021B8BF12000-memory.dmpFilesize
8KB
-
memory/1004-165-0x0000021B8BF10000-0x0000021B8BF12000-memory.dmpFilesize
8KB
-
memory/1132-178-0x0000000000000000-mapping.dmp
-
memory/1132-186-0x000001DC85FD0000-0x000001DC85FD2000-memory.dmpFilesize
8KB
-
memory/1132-187-0x000001DC85FD0000-0x000001DC85FD2000-memory.dmpFilesize
8KB
-
memory/1132-188-0x000001DC85FD0000-0x000001DC85FD2000-memory.dmpFilesize
8KB
-
memory/2684-175-0x000002221B660000-0x000002221B662000-memory.dmpFilesize
8KB
-
memory/2684-167-0x0000000000000000-mapping.dmp
-
memory/2684-171-0x00007FFC2DBB0000-0x00007FFC2DD21000-memory.dmpFilesize
1.4MB
-
memory/2684-176-0x000002221B660000-0x000002221B662000-memory.dmpFilesize
8KB
-
memory/2684-177-0x000002221B660000-0x000002221B662000-memory.dmpFilesize
8KB
-
memory/2808-132-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-135-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-143-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-144-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-145-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-146-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-151-0x00000000007D0000-0x00000000007D2000-memory.dmpFilesize
8KB
-
memory/2808-152-0x00000000007D0000-0x00000000007D2000-memory.dmpFilesize
8KB
-
memory/2808-153-0x00007FFC3BA05000-0x00007FFC3BA06000-memory.dmpFilesize
4KB
-
memory/2808-154-0x00000000007D0000-0x00000000007D2000-memory.dmpFilesize
8KB
-
memory/2808-155-0x00007FFC3BB40000-0x00007FFC3BB42000-memory.dmpFilesize
8KB
-
memory/2808-141-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-140-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-139-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-138-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-137-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-136-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-142-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-134-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-133-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-122-0x0000000000670000-0x0000000000671000-memory.dmpFilesize
4KB
-
memory/2808-131-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-130-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-127-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-129-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-128-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-126-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-125-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-124-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/2808-123-0x0000000140000000-0x000000014012B000-memory.dmpFilesize
1.2MB
-
memory/3760-115-0x00007FFC2DC00000-0x00007FFC2DD2B000-memory.dmpFilesize
1.2MB
-
memory/3760-121-0x0000022B8B9F0000-0x0000022B8B9F7000-memory.dmpFilesize
28KB
-
memory/3760-120-0x0000022B8BA00000-0x0000022B8BA02000-memory.dmpFilesize
8KB
-
memory/3760-119-0x0000022B8BA00000-0x0000022B8BA02000-memory.dmpFilesize
8KB