Malware Analysis Report

2025-08-05 15:35

Sample ID 241031-yqkb7atbnr
Target fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938
SHA256 fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938
Tags
discovery evasion trojan
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
6/10

SHA256

fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938

Threat Level: Shows suspicious behavior

The file fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery evasion trojan

Checks whether UAC is enabled

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Modifies system certificate store

Enumerates system info in registry

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-31 19:59

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-31 19:59

Reported

2024-10-31 20:01

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe"

Signatures

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe

"C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 stats.norton.com udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 13.64.142.149:443 stats.norton.com tcp
US 13.64.142.149:443 stats.norton.com tcp
US 8.8.8.8:53 149.142.64.13.in-addr.arpa udp
US 8.8.8.8:53 faults.norton.com udp
US 13.93.204.83:443 faults.norton.com tcp
US 8.8.8.8:53 83.204.93.13.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 101.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp

Files

C:\ProgramData\Norton\FSDErMgt\ErrMgmt\SQCLIENT.dat

MD5 e19572a66ba125caf96307f8bcc96aec
SHA1 8515d754cbcb3d00730f90d29fb5b4b8cd68d746
SHA256 e574fe1f947fd62e9fdf6fda70013d4fc4f30480e97730172ba4b74c71f3bbce
SHA512 e1f4f32b9ca3b8b645fe316de4cac3504eb63943b74713025ce9ff840e96b641b1e870c8fab359aabdfb0ff7c0710622da67a5c3d81db1342c69d75fe00bb927

C:\ProgramData\Norton\FSDErMgt\ErrMgmt\SQCLIENT.dat

MD5 b06dc0bd33d7e2afc4d895e50fd61164
SHA1 0a61d25f815b0e4628530381ff3dcbe462a84cf9
SHA256 79afdbd4f5023b25e5d177eb11683d52a4571d763070752b31c5b9b223846d93
SHA512 1ee13d2d43cfa3ced20d65c7075393d132c69bd0ffc6ec1c9cd30aab9aed680882bf63721e85100769044325a7429316a82fbe737e119d8af8fd2161747e5c01

C:\ProgramData\Norton\FSDErMgt\ErrorInstances\B6F97B6D\6074B9A6-8C14-48D3-ADD6-4E13ED1D119F.dat

MD5 4d1de50347fff92d30a51134b256c31e
SHA1 ff5016ad10a203841aa8ed0ee1545993b475a172
SHA256 a2270ce743fb34c312581b5a4cd74f559793c315f566f615dfe1c62b18633066
SHA512 b910c12237f0677e15cd61215305dc3423c351f35538b77d5dd651192b37dce686608f627dd1841361e87770f8de89141e851c1deb4edaf271710dd1ebfb3da2

C:\ProgramData\Norton\FSDErMgt\ErrMgmt\SQCLIENT.dat

MD5 0f4fd4e2f16d321cc4b2be053c2219bb
SHA1 2c8da002f1e67120510a1cd0a04e58bfae106aeb
SHA256 1f8e516984de7927d8e9a3fd42308739b24d603a7f89ab7831f3c0bd5ac5366d
SHA512 d36190f8cf52bf15e7bd276d9531c4170fe863a71cd2ca6bf6723b5f61ecce550696995d97b1a6cf5dd43afebd72cc7f1bbfa36090116653d2e2355ce365eebf

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-31 19:59

Reported

2024-10-31 20:01

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe"

Signatures

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436 C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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 C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe

"C:\Users\Admin\AppData\Local\Temp\fcbda3a41e686211451e42402a4a32c3d7910da3df02ce496523f5da3814e938.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 stats.norton.com udp
US 13.64.142.149:443 stats.norton.com tcp
US 13.64.142.149:443 stats.norton.com tcp
US 8.8.8.8:53 faults.norton.com udp
US 13.93.204.83:443 faults.norton.com tcp

Files

C:\ProgramData\Norton\{086A63F0-6B13-4F29-9695-134E7A01E963}\LC.INI

MD5 56d403a9ea50e755bfb69f778613ab12
SHA1 4b302562183500393cec1dd3c6f63ecd8aeac577
SHA256 9c8f347a15920f7be0f775d3ee05b2a70f838d2ff76d6c0739ff91c4871a8073
SHA512 662721d534ccd01822b0a6453d51aa7b7a83be501a3326b238e8e504344f058ccd9f70815f3663ceb1edd67c2ebd63d2060096d599233295d8ecb6a41cbf4c9b

memory/2152-9-0x00000000002F0000-0x00000000002F1000-memory.dmp

C:\ProgramData\Norton\FSDErMgt\ErrMgmt\SQCLIENT.dat

MD5 a8a05a0265d12864c41c1e027b1f34ba
SHA1 816828d543e02d6373f440e5d5ca474dc1bb6f82
SHA256 7ff5587549114b0d99ce53b79ee17ac57b002387db6e0dfd199ce290685dac6b
SHA512 5620efa63bb7a19b2c3f1c9aab7733fa87286021f0ddf7ea005a44173c235e639a00f48ee4a9ed506c766d087edd6a1e17e617f826de79afb7520884caab759f

C:\ProgramData\Norton\FSDErMgt\ErrMgmt\SQCLIENT.dat

MD5 62a12133cb45c8dd6f991ceebe1fa401
SHA1 cbecde7840c1dba72f0078dfcd5da4af46e10132
SHA256 3a08f668aa6041aebb75aa8cbab4037bc234f7772c861c0669f2019e57d02041
SHA512 49ca8486b1ff0c24c3a1159ee31c405082e5101738f23f65d5b4286e15f15c74202cb72e2d987800591121fd53894fba161c00c595b28cd41e31a7897375497d

C:\ProgramData\Norton\FSDErMgt\ErrorInstances\B6F97B6D\E64DF19B-F781-4F2B-9EDF-67A20F18DE03.dat

MD5 07901b2503ba3055cdcaab0c3d58fe39
SHA1 53f06454ec5177c53f23241236ab9ee50b72299f
SHA256 12c0ce127c6457af8820749a9b2b72efd8ef16ddfea9e492005abbb3a0c321f0
SHA512 85e898267afeeeb6f12762836649c54dc5b5a2b3b0574f2b27b877bab24fc26521559d877784df48c940e9b393859db0017064b2346fa805d546de5b1f992587

memory/2152-59-0x00000000002F0000-0x00000000002F1000-memory.dmp

C:\ProgramData\Norton\FSDErMgt\ErrMgmt\SQCLIENT.dat

MD5 e58268817091777b710a912da3bb41ce
SHA1 b7aeb8c74157b79d34a93b118e77e16fd5b71fad
SHA256 c413f1e91db00c7686cf367037bc1d6ad9d8cf63de49c1cb53dfd78c3bbd12ff
SHA512 cbeb3cb0b40e663f14cfae3b04ad98b13b1b7ad446388ff81e033b6d824a8f73d4ed7cff0e15d9573cde1ec554756c6f804284c6f6c688ef043cb0f415b2094c