Analysis
- max time kernel
165s - max time network
174s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
08/01/2024, 04:24
Behavioral task
behavioral1
Sample
4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe
Resource
win7-20231215-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe
Resource
win10v2004-20231215-en
7 signatures
150 seconds
General
- Target 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe
- Size 1.2MB
- Sample240108-e1sxjababq
- SHA256 39abf612a2e3b328a0f2912c51807dcfc9ee2077e037b03d277e709dca0fc959
- MD5 4a6e8b6b8530d10f9ec8d5f78d51d6b8
- SHA1 6c41896c75656af0ace63fedb6468b666a942679
- SHA512 ea049d2e516de6730630a88d980468b1c6e22fe323cb641b654dd6f5b616c86d5e80f6c3ff9955608f8ca56ecb5f34592c9cfd379ea864f2a156986633f452d6
- SSDEEP 24576:PagfE+/XN/OB/76pE7Gi+sc9GnoJOQDpWnoypgB+3E1zVaR3+GoltYefYYugxl:/fx9k/7SE7Gia8noMQD0oypgYF33oltR
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 3 IoCs
pid Process 4288 dbxesellerate.exe 4092 dbxdigitalriver.exe 4340 dwbreader.exe - Loads dropped DLL 1 IoCs
pid Process 4084 regsvr32.exe -
resource yara_rule behavioral2/memory/3800-0-0x0000000000400000-0x00000000007C0000-memory.dmp upx behavioral2/memory/3800-1-0x0000000000400000-0x00000000007C0000-memory.dmp upx behavioral2/files/0x000200000001e7e4-6.dat upx behavioral2/memory/4288-9-0x0000000000400000-0x0000000000466000-memory.dmp upx behavioral2/files/0x000200000001e7e5-12.dat upx behavioral2/memory/4092-13-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/memory/4092-17-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral2/files/0x000200000001e7e6-19.dat upx behavioral2/memory/4340-20-0x0000000000400000-0x00000000004E5000-memory.dmp upx behavioral2/memory/4288-22-0x0000000000400000-0x0000000000466000-memory.dmp upx behavioral2/memory/3800-25-0x0000000000400000-0x00000000007C0000-memory.dmp upx behavioral2/memory/4340-29-0x0000000000400000-0x00000000004E5000-memory.dmp upx - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\dbxDgrevCheck.dll dbxdigitalriver.exe - Drops file in Windows directory 6 IoCs
description ioc Process File created C:\Windows\dwbreader.exe 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe File created C:\Windows\eSellerateEngine.dll dbxesellerate.exe File created C:\Windows\dbplugin.exe dwbreader.exe File created C:\Windows\npdbplug.dll 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe File created C:\Windows\npdbplug.xpt 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe File created C:\Windows\dbplugin.ocx 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe - Modifies registry class 64 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6DE5B908-033C-4998-AC7D-09417284063D}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6DE5B908-033C-4998-AC7D-09417284063D}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\dnlfile\shell dwbreader.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer.1\CLSID\ = "{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.dnl dwbreader.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\Insertable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}\1.0\HELPDIR\ = "C:\\Windows\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer.1\ = "dnlplayer Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\Control regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\ToolboxBitmap32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6DE5B908-033C-4998-AC7D-09417284063D}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F}\ = "Idnlplayer" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\MiscStatus\1\ = "131473" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F}\TypeLib\ = "{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\ToolboxBitmap32\ = "C:\\Windows\\dbplugin.ocx, 101" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6DE5B908-033C-4998-AC7D-09417284063D}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer\ = "dnlplayer Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\ = "dnlplayer Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\VersionIndependentProgID\ = "Webplugin.dnlplayer" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F}\TypeLib\ = "{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer\CurVer\ = "Webplugin.dnlplayer.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer\CLSID\ = "{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6DE5B908-033C-4998-AC7D-09417284063D}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6DE5B908-033C-4998-AC7D-09417284063D}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\InprocServer32\ = "C:\\Windows\\dbplugin.ocx" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\MiscStatus\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{479A14A3-3C6F-4837-A8FB-5AA57A2D8A8F}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.dnl\ = "dnlfile" dwbreader.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Webplugin.dnlplayer\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{164B406B-0FD6-4E7F-BA7E-64D227D4CA37}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{BFCFF69A-A7E0-44E3-94C1-8FD047EC2044}\1.0\0\win32\ = "C:\\Windows\\dbplugin.ocx" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6DE5B908-033C-4998-AC7D-09417284063D}\ = "_IdnlplayerEvents" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6DE5B908-033C-4998-AC7D-09417284063D}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6DE5B908-033C-4998-AC7D-09417284063D}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\dnlfile dwbreader.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3800 wrote to memory of 4084 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 92 PID 3800 wrote to memory of 4084 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 92 PID 3800 wrote to memory of 4084 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 92 PID 3800 wrote to memory of 4288 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 93 PID 3800 wrote to memory of 4288 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 93 PID 3800 wrote to memory of 4288 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 93 PID 3800 wrote to memory of 4092 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 94 PID 3800 wrote to memory of 4092 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 94 PID 3800 wrote to memory of 4092 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 94 PID 3800 wrote to memory of 4340 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 97 PID 3800 wrote to memory of 4340 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 97 PID 3800 wrote to memory of 4340 3800 4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe"C:\Users\Admin\AppData\Local\Temp\4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe"1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3800 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s C:\Windows\dbplugin.ocx2⤵
- Loads dropped DLL
- Modifies registry class
PID:4084
-
-
C:\Users\Admin\AppData\Local\Temp\dbxesellerate.exe"C:\Users\Admin\AppData\Local\Temp\dbxesellerate.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:4288
-
-
C:\Users\Admin\AppData\Local\Temp\dbxdigitalriver.exe"C:\Users\Admin\AppData\Local\Temp\dbxdigitalriver.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
PID:4092
-
-
C:\Windows\dwbreader.exeC:\Windows\dwbreader.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Modifies registry class
PID:4340
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\dbxdigitalriver.exe
- Size 116KB
- SHA256 998c270d3871320d7576ef23dd1f9209b5218effe64cea6cf6adfe9261a29fbb
- MD5 675637897c4fe75d67b1e27a8f47fd88
- SHA1 7d0a82022617a27f73fbba2eb10baec7c5418e29
- SHA512 a906830f0af76dd80829843bf90658c98c3a1e7bc60c7ed5a6cd1ce81aa99c835467f0b490f4780612e3f7bd8f8af941be9e12cefbe21c44fa2a97829d09bfab
- SSDEEP 3072:CpMSfxRRtX7omXS7B1fueOP1YX6SwvtpLSVIdYybcB2yF:0Ma7RtLoqYB1fu3P1wImVIdY8S2e
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\dbxesellerate.exe
- Size 179KB
- SHA256 5f6f1e24e225d79040bcae9b796a5285e1ee19c48bbe32528a5e2ae3a8e2ec1a
- MD5 dfa10cd63cbe131a9e7ad0ebd95fdb72
- SHA1 b3e7ed049945ae12eb014228a14878d64dd2bfbc
- SHA512 8915ce0a0d0a6b737a48311385ec7b3f1d72fba80f12182e5a314b7f04516a40be2ffe2e97dd6ab5941c9e2670d8c5a9eb4af5ce05bec5f8ec353ec62b1fa2a1
- SSDEEP 3072:x0sfSGAZV4KXw9nLnaREv0vYWB7IE9RBikpyWl80yZFcdlPces89FRdjy:x0aSGADSn+6v0v1IEzBEWdyZFcH5H9js
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\dbplugin.ocx
- Size 2.3MB
- SHA256 7289bebfaff6d7657d132ad4a2e6c9e700f81ecc46d49f852d51c29beaba5bff
- MD5 114419195b6d33f1a42d00841f9d5df4
- SHA1 14184eb4b872700069b2d465525543543c0f0056
- SHA512 b3b1595edee251bebb8a803c18a7d69afddc6ac7c55a2da5a03acb4c287e4a40d0ce84e7010d202c112f06f661c8f8d734366f446d1cd42782a74681aebc4005
- SSDEEP 49152:LkpFA/Xh+Rg6ojQmy6DKUr8nL8Mh61Wp/H93AvfVQY8Rt:LXfLtKwBW/H6ut
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\dwbreader.exe
- Size 314KB
- SHA256 13348ddadaece9482d6439b9b8109f0ab7f2ddf07158fafbadcb09078e73c648
- MD5 b5857bf4de972949296f64262bb2ec3b
- SHA1 3d8287158b2e667fc31ea67514e292fa60be7d94
- SHA512 48fd066364eda06b637cbad652fd40df457c20fef0aa074382de7322a02b4bf44bb7a7b883acfba5156796383223cd9bef85e78056c73102d8f700a638fed2c2
- SSDEEP 6144:IxjVh9Si3XAuTLFRc1S2iSphAivqovGXYAF7yeXcbC8kt+Gup:g8wAIZRR2/phANIS+eXcORQ5
- MD5 SHA1 SHA512 SSDEEP