c9e1c5852fd638b4d435c3db617fb5c08575bf4eb191d5f0c91f1a1026ab15ab

Analysis

max time kernel
137s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 19:17

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General

Target

c9e1c5852fd638b4d435c3db617fb5c08575bf4eb191d5f0c91f1a1026ab15ab.exe
Size

2.5MB
MD5

5ee124252f67871e50699fc79088731c
SHA1

35cefa1daad9a8018eb6a28c2f49b0c81bdd413a
SHA256

c9e1c5852fd638b4d435c3db617fb5c08575bf4eb191d5f0c91f1a1026ab15ab
SHA512

9d2340043dfe72fdb51d90870de82ac44737ef5329220be56e003324ee40a9cd03a649e656e78d60e46b033e01381b9b6670ed6d23d37f450e8e166219fc4d23
SSDEEP

49152:h1OsbsNQH0eNGTTOxTnkSM1XN+QMz3p6bOkAk+YetEW6FOCMwEFhjzdUwP:h1OiH0eNGunkt3+1z3p6iVCM

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Mexq5eI6I9mJOo9.exe

pid process

3524 Mexq5eI6I9mJOo9.exe
Loads dropped DLL 3 IoCs

Processes:

Mexq5eI6I9mJOo9.exeregsvr32.exeregsvr32.exe

pid process

3524 Mexq5eI6I9mJOo9.exe
3392 regsvr32.exe
3592 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
3524	Mexq5eI6I9mJOo9.exe

pid	process
3524	Mexq5eI6I9mJOo9.exe
3392	regsvr32.exe
3592	regsvr32.exe

Drops Chrome extension 5 IoCs

Processes:

Mexq5eI6I9mJOo9.exe

description	ioc	process
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\pjeaakkcjjgnnjjjjlnmpmfmahindpio\2.0\manifest.json	Mexq5eI6I9mJOo9.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\pjeaakkcjjgnnjjjjlnmpmfmahindpio\2.0\manifest.json	Mexq5eI6I9mJOo9.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\pjeaakkcjjgnnjjjjlnmpmfmahindpio\2.0\manifest.json	Mexq5eI6I9mJOo9.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\pjeaakkcjjgnnjjjjlnmpmfmahindpio\2.0\manifest.json	Mexq5eI6I9mJOo9.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\pjeaakkcjjgnnjjjjlnmpmfmahindpio\2.0\manifest.json	Mexq5eI6I9mJOo9.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.exeMexq5eI6I9mJOo9.exe

description	ioc	process
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\{761497BB-D6F0-462C-B6EB-D4DAF1D92D43}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	Mexq5eI6I9mJOo9.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	Mexq5eI6I9mJOo9.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	Mexq5eI6I9mJOo9.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	Mexq5eI6I9mJOo9.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{DBC80044-A445-435B-BC74-9C25C1C588A9}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	regsvr32.exe

Drops file in Program Files directory 8 IoCs

Processes:

Mexq5eI6I9mJOo9.exe

description	ioc	process
File created	C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.tlb	Mexq5eI6I9mJOo9.exe
File opened for modification	C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.tlb	Mexq5eI6I9mJOo9.exe
File created	C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.dat	Mexq5eI6I9mJOo9.exe
File opened for modification	C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.dat	Mexq5eI6I9mJOo9.exe
File created	C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.x64.dll	Mexq5eI6I9mJOo9.exe
File opened for modification	C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.x64.dll	Mexq5eI6I9mJOo9.exe
File created	C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.dll	Mexq5eI6I9mJOo9.exe
File opened for modification	C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.dll	Mexq5eI6I9mJOo9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Mexq5eI6I9mJOo9.exe

pid process

3524 Mexq5eI6I9mJOo9.exe
3524 Mexq5eI6I9mJOo9.exe

pid	process
3524	Mexq5eI6I9mJOo9.exe
3524	Mexq5eI6I9mJOo9.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

c9e1c5852fd638b4d435c3db617fb5c08575bf4eb191d5f0c91f1a1026ab15ab.exeMexq5eI6I9mJOo9.exeregsvr32.exe

description	pid	process	target process
PID 4648 wrote to memory of 3524	4648	c9e1c5852fd638b4d435c3db617fb5c08575bf4eb191d5f0c91f1a1026ab15ab.exe	Mexq5eI6I9mJOo9.exe
PID 4648 wrote to memory of 3524	4648	c9e1c5852fd638b4d435c3db617fb5c08575bf4eb191d5f0c91f1a1026ab15ab.exe	Mexq5eI6I9mJOo9.exe
PID 4648 wrote to memory of 3524	4648	c9e1c5852fd638b4d435c3db617fb5c08575bf4eb191d5f0c91f1a1026ab15ab.exe	Mexq5eI6I9mJOo9.exe
PID 3524 wrote to memory of 3392	3524	Mexq5eI6I9mJOo9.exe	regsvr32.exe
PID 3524 wrote to memory of 3392	3524	Mexq5eI6I9mJOo9.exe	regsvr32.exe
PID 3524 wrote to memory of 3392	3524	Mexq5eI6I9mJOo9.exe	regsvr32.exe
PID 3392 wrote to memory of 3592	3392	regsvr32.exe	regsvr32.exe
PID 3392 wrote to memory of 3592	3392	regsvr32.exe	regsvr32.exe

C:\Users\Admin\AppData\Local\Temp\c9e1c5852fd638b4d435c3db617fb5c08575bf4eb191d5f0c91f1a1026ab15ab.exe
"C:\Users\Admin\AppData\Local\Temp\c9e1c5852fd638b4d435c3db617fb5c08575bf4eb191d5f0c91f1a1026ab15ab.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4648

C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\Mexq5eI6I9mJOo9.exe
.\Mexq5eI6I9mJOo9.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:3524

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.x64.dll"
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3392

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.x64.dll"
4⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
PID:3592

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

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Downloads

C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.dat
Filesize
6KB

MD5
50ac5130d6bf0e28df24469852f0180c

SHA1
d78f99ba42544186adf339dac6a3b46750df7986

SHA256
2f9f823debf84b73b325c27cd559847e7403d2951256f5f08ef3351e8199cf10

SHA512
aa31baeb4a9104a6279650fc86b0c2a7a53394a2b702c355c209bcca4b86e9c2a00c9cc0f25b0123f60e4d149b8ce7bf21443448bb4d5af6ec5c05be1465e7e5

Download Submit
C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.dll
Filesize
754KB

MD5
0ea14ffbf9bc129f87d5a633ca028a12

SHA1
c91e00a9d6590556a4c13a46cb6c934f84cf2b2b

SHA256
9206058e3e04af4fb8d5c05ae8f088cf0a289ea0e4cd692c4f2d76439adb0d47

SHA512
0cfd075335346690ead8c5aef2340b56ce07c59d6243ad102fee0053d64f1a7847e56ba27f5bbcac4048f2c1cf70038e7cdffafe1cc28994603fdd65d2bf7bb2

Download Submit
C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.x64.dll
Filesize
891KB

MD5
bef492ffc032769cde00802f48a17fab

SHA1
a91e733c1269eb785f8e23dc475acac7432f0563

SHA256
473507950695ec743b98e5ef4b8970b2c7e6936556903c94f7fa88917265255d

SHA512
4f61d5f3a45d20cd00ed7ee6b874bf2dcbf248b8f65dfd8580c7148d6c71c316cace409be675a2ea919e8a12caf8690fafaf14c0f5479df55689401d2432afa0

Download Submit
C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.x64.dll
Filesize
891KB

MD5
bef492ffc032769cde00802f48a17fab

SHA1
a91e733c1269eb785f8e23dc475acac7432f0563

SHA256
473507950695ec743b98e5ef4b8970b2c7e6936556903c94f7fa88917265255d

SHA512
4f61d5f3a45d20cd00ed7ee6b874bf2dcbf248b8f65dfd8580c7148d6c71c316cace409be675a2ea919e8a12caf8690fafaf14c0f5479df55689401d2432afa0

Download Submit
C:\Program Files (x86)\GoSave\rw2WpvZq0Adbpt.x64.dll
Filesize
891KB

MD5
bef492ffc032769cde00802f48a17fab

SHA1
a91e733c1269eb785f8e23dc475acac7432f0563

SHA256
473507950695ec743b98e5ef4b8970b2c7e6936556903c94f7fa88917265255d

SHA512
4f61d5f3a45d20cd00ed7ee6b874bf2dcbf248b8f65dfd8580c7148d6c71c316cace409be675a2ea919e8a12caf8690fafaf14c0f5479df55689401d2432afa0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\Mexq5eI6I9mJOo9.dat
Filesize
6KB

MD5
50ac5130d6bf0e28df24469852f0180c

SHA1
d78f99ba42544186adf339dac6a3b46750df7986

SHA256
2f9f823debf84b73b325c27cd559847e7403d2951256f5f08ef3351e8199cf10

SHA512
aa31baeb4a9104a6279650fc86b0c2a7a53394a2b702c355c209bcca4b86e9c2a00c9cc0f25b0123f60e4d149b8ce7bf21443448bb4d5af6ec5c05be1465e7e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\Mexq5eI6I9mJOo9.exe
Filesize
774KB

MD5
fac681323e2e0ea322ef16fa551cf1e8

SHA1
744f89e591a6ced737cfe9214ce09c263de50211

SHA256
537f2df71a2f21f943a39d1c6d093a442e7ee975ed3e29b733b8bc5bf646793c

SHA512
22626bd0e79edac062b61d64234f563e3a8218703276a19a0b01749e2cad8387c8bd39bfe13810b787fb9e4c7f1669ea542e36bbf63c7c243fc68bb6fdf5c7b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\Mexq5eI6I9mJOo9.exe
Filesize
774KB

MD5
fac681323e2e0ea322ef16fa551cf1e8

SHA1
744f89e591a6ced737cfe9214ce09c263de50211

SHA256
537f2df71a2f21f943a39d1c6d093a442e7ee975ed3e29b733b8bc5bf646793c

SHA512
22626bd0e79edac062b61d64234f563e3a8218703276a19a0b01749e2cad8387c8bd39bfe13810b787fb9e4c7f1669ea542e36bbf63c7c243fc68bb6fdf5c7b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\pjeaakkcjjgnnjjjjlnmpmfmahindpio\background.html
Filesize
141B

MD5
801246f1c966d1bc77e913201fec4999

SHA1
f63b9dde960ac33d8c5e965cdc01dae43c503009

SHA256
0bd92f4c968b43b81ba707cbfba33d4b9181e02f4e51045c315473006840349a

SHA512
b7ba6d96c00f77076331d1a094f5e9d707f90ecd6f712730a6e047142f3ebc640a2e9e76ede6f1740da222362f25d3221b43a0335fbd2e967d30c6e3b453b9e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\pjeaakkcjjgnnjjjjlnmpmfmahindpio\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\pjeaakkcjjgnnjjjjlnmpmfmahindpio\gc8F.js
Filesize
5KB

MD5
30778538c4a01dda91849578d7e2b92d

SHA1
9d733d543a16c1081a443ff1fce0d9afb325ab7a

SHA256
13bccaadadf144f7a4d3f6d8ca37fba2eceaa20aee805f4994db11e495aee853

SHA512
2eee3e372d7e8c856eb19a87eefc9146b5206301dd3d55533b9c365678c9a530dbf81b783a0aec0fd1dca93318f1528dd6f901f74c61ee7685e4a1e3c9bfb839

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\pjeaakkcjjgnnjjjjlnmpmfmahindpio\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\pjeaakkcjjgnnjjjjlnmpmfmahindpio\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\rw2WpvZq0Adbpt.dll
Filesize
754KB

MD5
0ea14ffbf9bc129f87d5a633ca028a12

SHA1
c91e00a9d6590556a4c13a46cb6c934f84cf2b2b

SHA256
9206058e3e04af4fb8d5c05ae8f088cf0a289ea0e4cd692c4f2d76439adb0d47

SHA512
0cfd075335346690ead8c5aef2340b56ce07c59d6243ad102fee0053d64f1a7847e56ba27f5bbcac4048f2c1cf70038e7cdffafe1cc28994603fdd65d2bf7bb2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\rw2WpvZq0Adbpt.tlb
Filesize
3KB

MD5
4ab2bba691d66beca01f76ac65546fe8

SHA1
16f05ce91f3e2fe4b43452e24d56836fc65615af

SHA256
12816936003f13a1711de73328e38f311926a4cc9d1a836f46c9ccc02b6fb06f

SHA512
f034390bfd57618bbfd218c3df9e465dda8f4fa51fc0445c74e246472a4cde2bc0bfe4607cbc8cb31ac0edff62a84e954179fadddc2b644b8726cfa3e01694a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\rw2WpvZq0Adbpt.x64.dll
Filesize
891KB

MD5
bef492ffc032769cde00802f48a17fab

SHA1
a91e733c1269eb785f8e23dc475acac7432f0563

SHA256
473507950695ec743b98e5ef4b8970b2c7e6936556903c94f7fa88917265255d

SHA512
4f61d5f3a45d20cd00ed7ee6b874bf2dcbf248b8f65dfd8580c7148d6c71c316cace409be675a2ea919e8a12caf8690fafaf14c0f5479df55689401d2432afa0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\x@MYRkL.com\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\x@MYRkL.com\chrome.manifest
Filesize
35B

MD5
033c599433b08298e57076767a6d024e

SHA1
3000e686b47672b0a472e4ca24e20721b25c5c0b

SHA256
e76cdc808291591cc0e0cd0666ea9782df9a416fd863ddcb2d469c024bac77e6

SHA512
7f94ac47c4f68974e27ff866a2ba6025d55aa5b94c3647e7a7beede0eb7a1be6707bcb606f7ebe5bce9bde1c825761f52627b245c2f7df791e6291a270006e08

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\x@MYRkL.com\content\bg.js
Filesize
7KB

MD5
06dc577003eed3fa60938ad215e9e14a

SHA1
f05ec4b3d3c6f6d34ecbfeefe379fe8550c264f0

SHA256
352e87ff97312f10ab4cfaa09fed0f12678d99aa837918e6527513b52f208093

SHA512
43b3c9ecec3c30c81fae38ad773ae170466db31d68dac4a2f01027cf93a2a32fc0694f9e3520e30b4ce19d0581a164c16c6ab2f60d299c55bba931550b6d42f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS7237.tmp\x@MYRkL.com\install.rdf
Filesize
593B

MD5
746e030c95b0f409917bed34d421066d

SHA1
1a77c6403a9ffed74fd2ad7760922ae2591c31c4

SHA256
37e57d3bd68e2762afe922dbfc4c8b5934a462151ecf935556fe50ea26c9da64

SHA512
6e0ebd949d6939a3717348ce9b998ed87b7fd38111770b4f5c17e31238c25cb618119a12830dbdbc99ccb8cb8beb48b7ded764fbc6a89770e82382bdc1f1910f

Download Submit
memory/3392-149-0x0000000000000000-mapping.dmp

Download
memory/3524-132-0x0000000000000000-mapping.dmp

Download
memory/3592-152-0x0000000000000000-mapping.dmp

Download