495be44d61ae739963e45c28ab985d2b4d818a92c963e7d07ddaedb2a6e9afc3

Analysis

max time kernel
177s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 01:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

495be44d61ae739963e45c28ab985d2b4d818a92c963e7d07ddaedb2a6e9afc3.exe
Size

2.5MB
MD5

7c4e0a1094ef7a196a418ebd07569486
SHA1

19827b9ffa0a4bfd0cb1e566d68699833ee8bd9e
SHA256

495be44d61ae739963e45c28ab985d2b4d818a92c963e7d07ddaedb2a6e9afc3
SHA512

6c559a3409fbb0ebfb1eb2342948464254e2afbe58d3517a3ea5c5b30511c41b989fe98505f3f63d37e458bb4ec950ea5e9c00df50f49ea54281b3f158bb3140
SSDEEP

49152:h1OsVSQeb71DLvFzAqRmyyVchO4apKHcHhXa3FXWlPC1IS5zt:h1OISQY1DCqkck4apyLqe

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

gsx299Qbm7aFY65.exe

pid process

2240 gsx299Qbm7aFY65.exe
Loads dropped DLL 3 IoCs

Processes:

gsx299Qbm7aFY65.exeregsvr32.exeregsvr32.exe

pid process

2240 gsx299Qbm7aFY65.exe
2688 regsvr32.exe
4748 regsvr32.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

pid	process
2240	gsx299Qbm7aFY65.exe

pid	process
2240	gsx299Qbm7aFY65.exe
2688	regsvr32.exe
4748	regsvr32.exe

Drops Chrome extension 5 IoCs

Processes:

gsx299Qbm7aFY65.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ndpgapbccmhjdpklgeahmgbcdlhajcgn\1.0\manifest.json	gsx299Qbm7aFY65.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ndpgapbccmhjdpklgeahmgbcdlhajcgn\1.0\manifest.json	gsx299Qbm7aFY65.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ndpgapbccmhjdpklgeahmgbcdlhajcgn\1.0\manifest.json	gsx299Qbm7aFY65.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ndpgapbccmhjdpklgeahmgbcdlhajcgn\1.0\manifest.json	gsx299Qbm7aFY65.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ndpgapbccmhjdpklgeahmgbcdlhajcgn\1.0\manifest.json	gsx299Qbm7aFY65.exe

Installs/modifies Browser Helper Object 2 TTPs 9 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

regsvr32.exegsx299Qbm7aFY65.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	gsx299Qbm7aFY65.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	gsx299Qbm7aFY65.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	gsx299Qbm7aFY65.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{761497BB-D6F0-462C-B6EB-D4DAF1D92D43}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	gsx299Qbm7aFY65.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{DBC80044-A445-435B-BC74-9C25C1C588A9}	regsvr32.exe

Drops file in Program Files directory 8 IoCs

Processes:

gsx299Qbm7aFY65.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.dat	gsx299Qbm7aFY65.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.x64.dll	gsx299Qbm7aFY65.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.x64.dll	gsx299Qbm7aFY65.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.dll	gsx299Qbm7aFY65.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.dll	gsx299Qbm7aFY65.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.tlb	gsx299Qbm7aFY65.exe
File opened for modification	C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.tlb	gsx299Qbm7aFY65.exe
File created	C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.dat	gsx299Qbm7aFY65.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

gsx299Qbm7aFY65.exe

pid process

2240 gsx299Qbm7aFY65.exe
2240 gsx299Qbm7aFY65.exe

pid	process
2240	gsx299Qbm7aFY65.exe
2240	gsx299Qbm7aFY65.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

495be44d61ae739963e45c28ab985d2b4d818a92c963e7d07ddaedb2a6e9afc3.exegsx299Qbm7aFY65.exeregsvr32.exe

description	pid	process	target process
PID 948 wrote to memory of 2240	948	495be44d61ae739963e45c28ab985d2b4d818a92c963e7d07ddaedb2a6e9afc3.exe	gsx299Qbm7aFY65.exe
PID 948 wrote to memory of 2240	948	495be44d61ae739963e45c28ab985d2b4d818a92c963e7d07ddaedb2a6e9afc3.exe	gsx299Qbm7aFY65.exe
PID 948 wrote to memory of 2240	948	495be44d61ae739963e45c28ab985d2b4d818a92c963e7d07ddaedb2a6e9afc3.exe	gsx299Qbm7aFY65.exe
PID 2240 wrote to memory of 2688	2240	gsx299Qbm7aFY65.exe	regsvr32.exe
PID 2240 wrote to memory of 2688	2240	gsx299Qbm7aFY65.exe	regsvr32.exe
PID 2240 wrote to memory of 2688	2240	gsx299Qbm7aFY65.exe	regsvr32.exe
PID 2688 wrote to memory of 4748	2688	regsvr32.exe	regsvr32.exe
PID 2688 wrote to memory of 4748	2688	regsvr32.exe	regsvr32.exe

C:\Users\Admin\AppData\Local\Temp\495be44d61ae739963e45c28ab985d2b4d818a92c963e7d07ddaedb2a6e9afc3.exe
"C:\Users\Admin\AppData\Local\Temp\495be44d61ae739963e45c28ab985d2b4d818a92c963e7d07ddaedb2a6e9afc3.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:948

C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\gsx299Qbm7aFY65.exe
.\gsx299Qbm7aFY65.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops Chrome extension
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2240

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.x64.dll"
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2688

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.x64.dll"
4⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
PID:4748

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.dat
Filesize
6KB

MD5
707a66d1feaaec2d3e98f954a3d75e30

SHA1
0fa019ef86c5478915bd0ca7bd564f50418b821b

SHA256
d4624c54fe2c4a8d2ad10bf16de8f1d1d993869aafce77f60f74c223ce154294

SHA512
f5d83b90445316923b37591e8f81e506450e70cc73fdc970bb0cd53f78e685c093edee98332778b1aaa54dd449d3d62839b893f8ce1a0c2c78ff3f7a4f962a7c

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.dll
Filesize
745KB

MD5
ce27e078a917088b7459c44570637b9d

SHA1
4d9e95fc9b97a1f21221f96ea8fbee55132e82b7

SHA256
8804ae047c9ba998964a359f278f54fa1d671ed245b7dfe117625f1ce0d5e84f

SHA512
492fdacef00a45dfe6d9db9c80b908bd0d9ebb4bf75c1f4053a8e281cfad5279646754a711484709de6f571487276ec19f71552522dc218fba8331bf6358f9ce

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.x64.dll
Filesize
886KB

MD5
1433d7e71196529644716ffc72c261b2

SHA1
f35147e7dc56f4e92856061b48c9f7a872e10385

SHA256
2ae79c724f8c2a134c125315fc6ee929b7ce09260e80b61c9a9e915571103e3f

SHA512
c363a35bd82214350439dcf6aaf9048b29f10aaeb3b1c3a69222792a94fab1009a5f6b6528df102ae082c129cce50ae7d646abc1dbd8ff9e788a9d05828c272c

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.x64.dll
Filesize
886KB

MD5
1433d7e71196529644716ffc72c261b2

SHA1
f35147e7dc56f4e92856061b48c9f7a872e10385

SHA256
2ae79c724f8c2a134c125315fc6ee929b7ce09260e80b61c9a9e915571103e3f

SHA512
c363a35bd82214350439dcf6aaf9048b29f10aaeb3b1c3a69222792a94fab1009a5f6b6528df102ae082c129cce50ae7d646abc1dbd8ff9e788a9d05828c272c

Download Submit
C:\Program Files (x86)\YoutubeAdBlocke\iRh7UJxAbCUZVC.x64.dll
Filesize
886KB

MD5
1433d7e71196529644716ffc72c261b2

SHA1
f35147e7dc56f4e92856061b48c9f7a872e10385

SHA256
2ae79c724f8c2a134c125315fc6ee929b7ce09260e80b61c9a9e915571103e3f

SHA512
c363a35bd82214350439dcf6aaf9048b29f10aaeb3b1c3a69222792a94fab1009a5f6b6528df102ae082c129cce50ae7d646abc1dbd8ff9e788a9d05828c272c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
203566fe28489bfbb1bbac16937b80b1

SHA1
61283760c4d8c86db693441dfcc313829137bcd5

SHA256
c49c9f98f588875a53763b0b02a08dd836761a9f5bce669fed9ddf3a57a8fbac

SHA512
50286f12dba7ef0bd761c2ed3eaa33e163544ea9262ae1a8f0be155a9e61196ee4783b6e2856308935917ef495efeca50dd5b6da1fee09181d3cffe5cdd30290

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\[email protected]\content\bg.js
Filesize
7KB

MD5
0689cd0bce36b680bab08e9682d00e59

SHA1
beedb22171bbaa2c93ffdebdb1555dffea36f45a

SHA256
ea688065f7a2601cea4116261e05ab8ca54cce9e3962873ded7504aa3f62547f

SHA512
fb922db9da2205a3348801a17336f2bfa526a4690b898ef85ed10e1009addb76222bc7d7d53fd56e91a143b28d0f4f66c31113360951fa3c89050df9aa428f41

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\[email protected]\install.rdf
Filesize
606B

MD5
cee8e3fc2aa54f662f537db1b0a3faab

SHA1
4c7f862c1fe09ce80d08120ae4a21954fb554350

SHA256
aac0c165c274448c5a568cdee9bdeda9eec65e7cd58f22e8a97fafe5c1715e0b

SHA512
082234f6b3937a8b4d1f324f068ab822cc4fb85519f761d8a331cdb7fe9ea23f2e6e915b6a2872041171ae6fa4851a8691f08ac8e11af1438ee224544148e62e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\gsx299Qbm7aFY65.dat
Filesize
6KB

MD5
707a66d1feaaec2d3e98f954a3d75e30

SHA1
0fa019ef86c5478915bd0ca7bd564f50418b821b

SHA256
d4624c54fe2c4a8d2ad10bf16de8f1d1d993869aafce77f60f74c223ce154294

SHA512
f5d83b90445316923b37591e8f81e506450e70cc73fdc970bb0cd53f78e685c093edee98332778b1aaa54dd449d3d62839b893f8ce1a0c2c78ff3f7a4f962a7c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\gsx299Qbm7aFY65.exe
Filesize
770KB

MD5
b4c30381dd37fea1c1c69bcb3ad48b32

SHA1
869eca61396754586f7e85ebf65a334e01856740

SHA256
66481ba6d9cbf3c7662fc7cfd867739077256f60f4165f76dfdcd9461500ae50

SHA512
1e7bbdd7a75b748ff9a5f70b46766b0108effc84e0cc7c5d8a1f32e56136181060a4363ed2cbd6ed14d195a2379cf8148680380256f31b809bb77d1fe0bf064f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\gsx299Qbm7aFY65.exe
Filesize
770KB

MD5
b4c30381dd37fea1c1c69bcb3ad48b32

SHA1
869eca61396754586f7e85ebf65a334e01856740

SHA256
66481ba6d9cbf3c7662fc7cfd867739077256f60f4165f76dfdcd9461500ae50

SHA512
1e7bbdd7a75b748ff9a5f70b46766b0108effc84e0cc7c5d8a1f32e56136181060a4363ed2cbd6ed14d195a2379cf8148680380256f31b809bb77d1fe0bf064f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\iRh7UJxAbCUZVC.dll
Filesize
745KB

MD5
ce27e078a917088b7459c44570637b9d

SHA1
4d9e95fc9b97a1f21221f96ea8fbee55132e82b7

SHA256
8804ae047c9ba998964a359f278f54fa1d671ed245b7dfe117625f1ce0d5e84f

SHA512
492fdacef00a45dfe6d9db9c80b908bd0d9ebb4bf75c1f4053a8e281cfad5279646754a711484709de6f571487276ec19f71552522dc218fba8331bf6358f9ce

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\iRh7UJxAbCUZVC.tlb
Filesize
3KB

MD5
f636475c74627ddf7b3b6b6dfaa8d491

SHA1
fb3a63977f8b0e07f18d313ace3e1f1223dc423b

SHA256
e6e330d72d59551c9ba78464c4081280510901a82f66d94c84cc94ca4594e4b2

SHA512
ba788afd76700c60fa8d899ea6ebc1c69594b09d9099c7cb4d408e290575c9ed89b0288df1a1ca9f1562564eb65f51f8add17f4c57eea7fe890b38592560fb96

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\iRh7UJxAbCUZVC.x64.dll
Filesize
886KB

MD5
1433d7e71196529644716ffc72c261b2

SHA1
f35147e7dc56f4e92856061b48c9f7a872e10385

SHA256
2ae79c724f8c2a134c125315fc6ee929b7ce09260e80b61c9a9e915571103e3f

SHA512
c363a35bd82214350439dcf6aaf9048b29f10aaeb3b1c3a69222792a94fab1009a5f6b6528df102ae082c129cce50ae7d646abc1dbd8ff9e788a9d05828c272c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\ndpgapbccmhjdpklgeahmgbcdlhajcgn\Gah5.js
Filesize
5KB

MD5
74367dbb877cfb08c4bd65e9e6cf8816

SHA1
2e5aa254d53cc05d9d6ee37901d97bbc0d6b36ed

SHA256
cd4d0fc1232c4b985d63dbbe916079f04a82941ad1a216c2684e316f56601c23

SHA512
388a07b06fb6bcae86f66ffc5ee1a26f05c2a9e17d37bdc1daf621686a890be7a2f94986ceb74a20f88f1dd10c57d3ef32b333150f135b569ba628ac9a5f146e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\ndpgapbccmhjdpklgeahmgbcdlhajcgn\background.html
Filesize
141B

MD5
a1521887d0c6c8c99f782521e72ed38d

SHA1
7603dd051dce1d5a0980222ba248356b72066712

SHA256
86280773ec6f4c150833c9071d2ae7965e9b0d0fb4c2838e2e3dcbb4f6bc6b70

SHA512
8054c1307a79834df15a5746ce92b053725402b897521b12cdd1157da2282559abb70578c7a08340fe5912e60ff63c167b6dc67d9726320acd7492e4bb20d992

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\ndpgapbccmhjdpklgeahmgbcdlhajcgn\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\ndpgapbccmhjdpklgeahmgbcdlhajcgn\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF438.tmp\ndpgapbccmhjdpklgeahmgbcdlhajcgn\manifest.json
Filesize
507B

MD5
d429395a45a9aa09e4ee9054e9196b30

SHA1
c5dbab4e27650b07d4d159c305d08a9d578c3a3e

SHA256
674fc32cde82ed69cb8595bbea9f70f69097062c39bd6a3a505227a4f4a45344

SHA512
4a5bc7c005e573bf0cdb89489d676fb26c5fe116d397a6cd7a1ebb2cae9605b3d1657378e17d354cb102e93c39b32fa8d2963f375af37c871452f3170356101e

Download Submit
memory/2240-132-0x0000000000000000-mapping.dmp

Download
memory/2688-149-0x0000000000000000-mapping.dmp

Download
memory/4748-152-0x0000000000000000-mapping.dmp

Download