117ce44e32095df219483872d4df7c6f13f62aee848779152d294857dcc53e82

Analysis

max time kernel
118s
max time network
129s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12/10/2023, 15:55

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General

Target

NEAS.05664929a973272c5661325a80f77b90_JC.dll
Size

260KB
MD5

05664929a973272c5661325a80f77b90
SHA1

9c7e1deb30f16cae66b42e385a815bfb62ec3611
SHA256

117ce44e32095df219483872d4df7c6f13f62aee848779152d294857dcc53e82
SHA512

7916851648055b89dd0245e67518d7e6936dca53d7206a4e0a9aeec33494be616b8b93433fa01e608211ca7df28e07baf0dfcc5a2f925d1176dd374ce5d7d1f2
SSDEEP

3072:lV5J7ftwoflUgXeenxV6FUhRlugpJ+oUfgYE5G+aWqQffCFFZn156JKrdI3ams7O:b7fapZ4Oef+NE5HnKF4KrdI3amWgJ

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2332	regsvr32mgr.exe

Loads dropped DLL 2 IoCs

pid	Process
2860	regsvr32.exe
2860	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\regsvr32mgr.exe	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89F8-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C89F8-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C89FB-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupFeatures"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A08-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89F9-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A11-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0A-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A01-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A01-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0C-5C36-11D5-ABAF-00B0D02332EB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A09-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupWindowText"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C89EE-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A09-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0D-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A0E-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupMainWindow3"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89F8-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A0B-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A08-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A0D-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\ = "{777C8A14-5C36-11D5-ABAF-00B0D02332EB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A0D-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupMainWindow2"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0E-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A07-5C36-11D5-ABAF-00B0D02332EB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C89ED-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupOpSequence"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0B-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupProgress2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IPW.User\ = "InstallShield setup user interafce"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A09-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89EC-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\ = "{777C8A14-5C36-11D5-ABAF-00B0D02332EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C89F0-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89EA-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C89EE-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupOpType"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A12-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A0F-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0E-5C36-11D5-ABAF-00B0D02332EB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A0E-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0F-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A13-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89ED-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupOpSequence"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C89FB-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A06-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupGUIObject"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A10-5C36-11D5-ABAF-00B0D02332EB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0B-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89F0-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupFeatureLogs"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89EE-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\ = "{777C8A14-5C36-11D5-ABAF-00B0D02332EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0B-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A11-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A13-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A13-5C36-11D5-ABAF-00B0D02332EB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A0A-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A0A-5C36-11D5-ABAF-00B0D02332EB}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89F7-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89F0-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\ = "{777C8A14-5C36-11D5-ABAF-00B0D02332EB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89EF-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupOpTypes"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A11-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupMultiMedia"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C8A10-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\ = "{777C8A14-5C36-11D5-ABAF-00B0D02332EB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89EF-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\ = "{777C8A14-5C36-11D5-ABAF-00B0D02332EB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89FB-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupFeatures"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A10-5C36-11D5-ABAF-00B0D02332EB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A0F-5C36-11D5-ABAF-00B0D02332EB}\ = "ISetupMainWindow4"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C8A01-5C36-11D5-ABAF-00B0D02332EB}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C89EC-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{777C89F0-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{777C89EF-5C36-11D5-ABAF-00B0D02332EB}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IPW.User.1\CLSID\ = "{777C8A16-5C36-11D5-ABAF-00B0D02332EB}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{777C8A16-5C36-11D5-ABAF-00B0D02332EB}\VersionIndependentProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 2860	2120	regsvr32.exe	28
PID 2120 wrote to memory of 2860	2120	regsvr32.exe	28
PID 2120 wrote to memory of 2860	2120	regsvr32.exe	28
PID 2120 wrote to memory of 2860	2120	regsvr32.exe	28
PID 2120 wrote to memory of 2860	2120	regsvr32.exe	28
PID 2120 wrote to memory of 2860	2120	regsvr32.exe	28
PID 2120 wrote to memory of 2860	2120	regsvr32.exe	28
PID 2860 wrote to memory of 2332	2860	regsvr32.exe	29
PID 2860 wrote to memory of 2332	2860	regsvr32.exe	29
PID 2860 wrote to memory of 2332	2860	regsvr32.exe	29
PID 2860 wrote to memory of 2332	2860	regsvr32.exe	29

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.05664929a973272c5661325a80f77b90_JC.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\NEAS.05664929a973272c5661325a80f77b90_JC.dll
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2860
- - C:\Windows\SysWOW64\regsvr32mgr.exe
    C:\Windows\SysWOW64\regsvr32mgr.exe
    3⤵
    - Executes dropped EXE
    PID:2332

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\SysWOW64\regsvr32mgr.exe

Filesize
73KB

MD5
9df5f7fb921486c04781cad71d7db727

SHA1
9ed18300776a2397e586073a95e7e992f031a25a

SHA256
eed3c298db97d168df30af01e8da55b325eace743a954950ce4cd83412593b0f

SHA512
1267c2062ad742a446da93919df01af07b2e53b678f9e74511e174ac8f1a2e19b70651ecc16a913402d298e4b65a08d1f41316c55d8f0a9fb38010b268a5be2d

Download Submit
C:\Windows\SysWOW64\regsvr32mgr.exe

Filesize
73KB

MD5
9df5f7fb921486c04781cad71d7db727

SHA1
9ed18300776a2397e586073a95e7e992f031a25a

SHA256
eed3c298db97d168df30af01e8da55b325eace743a954950ce4cd83412593b0f

SHA512
1267c2062ad742a446da93919df01af07b2e53b678f9e74511e174ac8f1a2e19b70651ecc16a913402d298e4b65a08d1f41316c55d8f0a9fb38010b268a5be2d

Download Submit
\Windows\SysWOW64\regsvr32mgr.exe

Filesize
73KB

MD5
9df5f7fb921486c04781cad71d7db727

SHA1
9ed18300776a2397e586073a95e7e992f031a25a

SHA256
eed3c298db97d168df30af01e8da55b325eace743a954950ce4cd83412593b0f

SHA512
1267c2062ad742a446da93919df01af07b2e53b678f9e74511e174ac8f1a2e19b70651ecc16a913402d298e4b65a08d1f41316c55d8f0a9fb38010b268a5be2d

Download Submit
\Windows\SysWOW64\regsvr32mgr.exe

Filesize
73KB

MD5
9df5f7fb921486c04781cad71d7db727

SHA1
9ed18300776a2397e586073a95e7e992f031a25a

SHA256
eed3c298db97d168df30af01e8da55b325eace743a954950ce4cd83412593b0f

SHA512
1267c2062ad742a446da93919df01af07b2e53b678f9e74511e174ac8f1a2e19b70651ecc16a913402d298e4b65a08d1f41316c55d8f0a9fb38010b268a5be2d

Download Submit
memory/2860-1-0x0000000010000000-0x0000000010042000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads