Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
08-06-2024 18:48
Behavioral task
behavioral1
Sample
0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe
Resource
win10v2004-20240508-en
General
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Target
0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe
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Size
2.9MB
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MD5
32dfd38036d85d1b0de44e1c6b61cdff
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SHA1
d29f730001f6f65b6dfd75682893eef1cbc41b95
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SHA256
0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a
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SHA512
a4ce001e52022f5aca59af85bd489f141fdb9973214dcc36a86a1704e5ee0ab574d18f4b11c9646c83266c83cd22a16663b671e295c2bf718313ed51652f7da3
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SSDEEP
49152:M5JnNd1X1OFPHZXgtN5tI5to9s8Ztl4x/xClHVkmDW/CiC+Z+W:Enh1OFPlTeyCHVzDW/CbS
Malware Config
Signatures
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UPX dump on OEP (original entry point) 24 IoCs
Processes:
resource yara_rule behavioral2/memory/1004-36-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-58-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-60-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-79-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-78-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-72-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-70-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-66-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-62-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-56-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-48-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-46-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-44-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-42-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-76-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-74-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-38-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-68-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-64-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-37-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-54-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-52-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-50-0x0000000010000000-0x000000001003E000-memory.dmp UPX behavioral2/memory/1004-40-0x0000000010000000-0x000000001003E000-memory.dmp UPX -
Loads dropped DLL 2 IoCs
Processes:
regsvr32.exe0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exepid process 2264 regsvr32.exe 1004 0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe -
Processes:
resource yara_rule behavioral2/memory/1004-36-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-58-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-60-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-79-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-78-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-72-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-70-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-66-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-62-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-56-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-48-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-46-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-44-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-42-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-76-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-74-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-38-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-68-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-64-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-37-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-54-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-52-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-50-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/1004-40-0x0000000010000000-0x000000001003E000-memory.dmp upx C:\Users\Admin\AppData\Local\Temp\ZCB.dll upx behavioral2/memory/2264-83-0x00000000745B0000-0x0000000074873000-memory.dmp upx behavioral2/memory/2264-84-0x00000000745B0000-0x0000000074873000-memory.dmp upx behavioral2/memory/1004-87-0x00000000745B0000-0x0000000074873000-memory.dmp upx behavioral2/memory/1004-89-0x00000000745B0000-0x0000000074873000-memory.dmp upx behavioral2/memory/1004-90-0x00000000745B0000-0x0000000074873000-memory.dmp upx -
Modifies registry class 46 IoCs
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\TypeLib\ = "{D7111ECF-2415-46C6-AAD4-EE6802448456}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\REGCOM.Register.Api regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\REGCOM.Register.Api\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\VersionIndependentProgID\ = "REGCOM.Register.Api" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\REGCOM.Register.Api.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\REGCOM.Register.Api.1\ = "ZCBApiPlug Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\ = "IZCBApiPlug" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\ = "IZCBApiPlug" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\REGCOM.Register.Api.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\ = "ZCBApiPlug Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\REGCOM.Register.Api.1\CLSID\ = "{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ZCB.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\REGCOM.Register.Api\ = "ZCBApiPlug Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\TypeLib\ = "{D7111ECF-2415-46C6-AAD4-EE6802448456}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\Version\ = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ZCB.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\ProgID\ = "REGCOM.Register.Api.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456}\1.0\ = "ZCB_APILib" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D7111ECF-2415-46C6-AAD4-EE6802448456}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\REGCOM.Register.Api\CurVer\ = "REGCOM.Register.Api.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9CF66319-AA2F-424A-BEEA-9E42E36BEA1A}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A5CF4797-7A19-403B-908C-E9F1CE93135E}\TypeLib\ = "{D7111ECF-2415-46C6-AAD4-EE6802448456}" regsvr32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exepid process 1004 0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe 1004 0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe 1004 0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exedescription pid process target process PID 1004 wrote to memory of 2264 1004 0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe regsvr32.exe PID 1004 wrote to memory of 2264 1004 0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe regsvr32.exe PID 1004 wrote to memory of 2264 1004 0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe regsvr32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe"C:\Users\Admin\AppData\Local\Temp\0b9b5bc00b3976b68d5b111dfb93603aded6b870c26d77553f124452e149534a.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Users\Admin\AppData\Local\Temp\ZCB.dll" /s2⤵
- Loads dropped DLL
- Modifies registry class
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\ZCB.dllFilesize
1.3MB
MD5f46c2ce2e26e4f3bd59fffa0bce335b4
SHA11c5b61c4d3895066b7191a2baad45d576a2b1bcc
SHA256ac20d6767ab34d023cfad72403b92febaf3cd88ca5a2250e9b53cde0fc6c0253
SHA512970067587f22698443276da87bc4b1587e3321171d6f9b01c1061ecd65054d75e113a89f0cf3cdb08d28e6880b9a01c388327c530cf4e419dcd9607eeab8e679
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C:\Users\Admin\AppData\Local\Temp\e575644.tmpFilesize
1.6MB
MD54f3387277ccbd6d1f21ac5c07fe4ca68
SHA1e16506f662dc92023bf82def1d621497c8ab5890
SHA256767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA5129da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219
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C:\Users\Admin\AppData\Local\Temp\e575645.tmpFilesize
1.6MB
MD55870ea0d6ba8dd6e2008466bdd00e0f4
SHA1d41bf60d0dedff90e3cfc1b41b7e1a73df39a7d5
SHA2565a7dac8c8b5d7cf1115246dfaf994e7f50e16a7eac1488642396f5e23fddfe0d
SHA5120c620d5e7383adcf979feccc3b1bad584a5cec8b3d74d0ace8bb786f1f04ba87fa70d59d041dc3833977d44a75f2070181d4054c7c0b9c4ce2d66249b4b3c837
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C:\Users\Admin\AppData\Local\Temp\e575656.tmpFilesize
137KB
MD5f6b847a54cfb804a25b8842b45fd1d50
SHA1bb22fef07ce1577c8a7fa057d8cf05502c013bfc
SHA2565dd2f5a957946e0b6f63660ebd897851aad4795d4c847396c47ddbb647715583
SHA512dd08a55f538e2a33e6a0c496dc97ae9045594cbbf62f7894ae8ded63f4dc0b2e89c5935269adfd1c19607b1d2474bddc49f6acb955e6dc53a55560663ca2137a
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memory/1004-42-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-38-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-79-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-78-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-72-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-70-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-66-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-62-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-56-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-48-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-46-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-44-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-58-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-76-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-74-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-60-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-68-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-64-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-37-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-54-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-52-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-50-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-40-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-36-0x0000000010000000-0x000000001003E000-memory.dmpFilesize
248KB
-
memory/1004-90-0x00000000745B0000-0x0000000074873000-memory.dmpFilesize
2.8MB
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memory/1004-89-0x00000000745B0000-0x0000000074873000-memory.dmpFilesize
2.8MB
-
memory/1004-87-0x00000000745B0000-0x0000000074873000-memory.dmpFilesize
2.8MB
-
memory/2264-84-0x00000000745B0000-0x0000000074873000-memory.dmpFilesize
2.8MB
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memory/2264-83-0x00000000745B0000-0x0000000074873000-memory.dmpFilesize
2.8MB