613ffd2927d2066beb1fe8931ca1971a1033f84adf0c641dcf727d890cc86fc7

Analysis

max time kernel
90s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 17:03

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General

Target

613ffd2927d2066beb1fe8931ca1971a1033f84adf0c641dcf727d890cc86fc7.exe
Size

2.1MB
MD5

86180eff9aecdbfa2039d9e66af6e2d3
SHA1

5a8f84912bf23d1d3e144ab9c15e4b05c109d1df
SHA256

613ffd2927d2066beb1fe8931ca1971a1033f84adf0c641dcf727d890cc86fc7
SHA512

edf54d12b63bf23532797199e161d19f5826dd3399a568cc66a22818e316f355a7f5accbcea5b6c973e6dc24673d094db57a04e1ed54fb386e7f9c26cd1ed6d0
SSDEEP

49152:h1Os/AxPqbaJ0CqWfTAeP20icuFMDoiXrBSdCIlE05XwjXr3K:h1OCAxib7CqWfTAeP2vaDhtSdph

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

GRo86BRJsLTRP0E.exe

pid process

4724 GRo86BRJsLTRP0E.exe
Loads dropped DLL 3 IoCs

Processes:

GRo86BRJsLTRP0E.exeregsvr32.exeregsvr32.exe

pid process

4724 GRo86BRJsLTRP0E.exe
1732 regsvr32.exe
3996 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
4724	GRo86BRJsLTRP0E.exe

pid	process
4724	GRo86BRJsLTRP0E.exe
1732	regsvr32.exe
3996	regsvr32.exe

Drops Chrome extension 5 IoCs

Processes:

GRo86BRJsLTRP0E.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\jnohjemankfabjjikhobaigijhciipnh\2.0\manifest.json	GRo86BRJsLTRP0E.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\jnohjemankfabjjikhobaigijhciipnh\2.0\manifest.json	GRo86BRJsLTRP0E.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\jnohjemankfabjjikhobaigijhciipnh\2.0\manifest.json	GRo86BRJsLTRP0E.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\jnohjemankfabjjikhobaigijhciipnh\2.0\manifest.json	GRo86BRJsLTRP0E.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\jnohjemankfabjjikhobaigijhciipnh\2.0\manifest.json	GRo86BRJsLTRP0E.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:

GRo86BRJsLTRP0E.exeregsvr32.exe

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	GRo86BRJsLTRP0E.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	GRo86BRJsLTRP0E.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	GRo86BRJsLTRP0E.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\{761497BB-D6F0-462C-B6EB-D4DAF1D92D43}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	GRo86BRJsLTRP0E.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:

GRo86BRJsLTRP0E.exe

description	ioc	process
File created	C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.dll	GRo86BRJsLTRP0E.exe
File opened for modification	C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.dll	GRo86BRJsLTRP0E.exe
File created	C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.tlb	GRo86BRJsLTRP0E.exe
File opened for modification	C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.tlb	GRo86BRJsLTRP0E.exe
File created	C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.dat	GRo86BRJsLTRP0E.exe
File opened for modification	C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.dat	GRo86BRJsLTRP0E.exe
File created	C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.x64.dll	GRo86BRJsLTRP0E.exe
File opened for modification	C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.x64.dll	GRo86BRJsLTRP0E.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

GRo86BRJsLTRP0E.exe

pid process

4724 GRo86BRJsLTRP0E.exe
4724 GRo86BRJsLTRP0E.exe

pid	process
4724	GRo86BRJsLTRP0E.exe
4724	GRo86BRJsLTRP0E.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

613ffd2927d2066beb1fe8931ca1971a1033f84adf0c641dcf727d890cc86fc7.exeGRo86BRJsLTRP0E.exeregsvr32.exe

description	pid	process	target process
PID 3224 wrote to memory of 4724	3224	613ffd2927d2066beb1fe8931ca1971a1033f84adf0c641dcf727d890cc86fc7.exe	GRo86BRJsLTRP0E.exe
PID 3224 wrote to memory of 4724	3224	613ffd2927d2066beb1fe8931ca1971a1033f84adf0c641dcf727d890cc86fc7.exe	GRo86BRJsLTRP0E.exe
PID 3224 wrote to memory of 4724	3224	613ffd2927d2066beb1fe8931ca1971a1033f84adf0c641dcf727d890cc86fc7.exe	GRo86BRJsLTRP0E.exe
PID 4724 wrote to memory of 1732	4724	GRo86BRJsLTRP0E.exe	regsvr32.exe
PID 4724 wrote to memory of 1732	4724	GRo86BRJsLTRP0E.exe	regsvr32.exe
PID 4724 wrote to memory of 1732	4724	GRo86BRJsLTRP0E.exe	regsvr32.exe
PID 1732 wrote to memory of 3996	1732	regsvr32.exe	regsvr32.exe
PID 1732 wrote to memory of 3996	1732	regsvr32.exe	regsvr32.exe

C:\Users\Admin\AppData\Local\Temp\613ffd2927d2066beb1fe8931ca1971a1033f84adf0c641dcf727d890cc86fc7.exe
"C:\Users\Admin\AppData\Local\Temp\613ffd2927d2066beb1fe8931ca1971a1033f84adf0c641dcf727d890cc86fc7.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3224

C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\GRo86BRJsLTRP0E.exe
.\GRo86BRJsLTRP0E.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:4724

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.x64.dll"
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1732

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.x64.dll"
4⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
PID:3996

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\RrI6XwK6ubMUn9.dat
Filesize
6KB

MD5
957dd16f8ee7d5c403ae7f88e33bc86b

SHA1
c7f06707540eee493295d7637010a10cc44cc24f

SHA256
473fa38392b7b4e691d4e15a775b9262e48e949e4fe370d63990c0cfbd69bb39

SHA512
f75cf129c48d1cc6fbd797eed619b7fff05f57b2e059b0f8317ccf3f96f8612e7dd453b4027b7f04e3817da81527708b11674cfe61a60573c6a6a3715e9b6b29

Download Submit
C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.dll
Filesize
617KB

MD5
840d829dddf8d035522e4f3547f72799

SHA1
1f669f414a0935ef806bdb8a93d2755f00104519

SHA256
a8405b5162305f768093c227ad9ece6ddd74f6dfe17fd0878a4e64e61e125d42

SHA512
e447ed7f6bbaacd8523984bae1584f39c4c38e93abd43d4e25c8056143d3228a3993d7aab8fd92d2e6baf0157a1d8638a1254eed037f3eb64250b6ca586913c7

Download Submit
C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.x64.dll
Filesize
697KB

MD5
09b1827343abfccf344d2b04268c1b87

SHA1
1c60bbd56c0b33be582c3dac053e9b28b94d588b

SHA256
a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

SHA512
cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

Download Submit
C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.x64.dll
Filesize
697KB

MD5
09b1827343abfccf344d2b04268c1b87

SHA1
1c60bbd56c0b33be582c3dac053e9b28b94d588b

SHA256
a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

SHA512
cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

Download Submit
C:\Program Files (x86)\GoSave\RrI6XwK6ubMUn9.x64.dll
Filesize
697KB

MD5
09b1827343abfccf344d2b04268c1b87

SHA1
1c60bbd56c0b33be582c3dac053e9b28b94d588b

SHA256
a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

SHA512
cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
68686806b3ca7f83c0a35663e0f9c4f1

SHA1
f4df5059b4d21d4cd2e5421cfaf152b6721fdc72

SHA256
7ba0bdb4f4b95e7fd72be5e1d286fc4507cddd43875c8629f5144a4fde7bc307

SHA512
43fc829b85f4400cfd1356a1746a14d8ca4d89fced0502220625ecebd5b568cbf07c49d49e3bdd526d7096f833cc568a8e3ea3e23c828567dbe05b46b16c400c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\[email protected]\content\bg.js
Filesize
7KB

MD5
670d2803f25baf8db64bb97cd2222f75

SHA1
81f9e8931f0d535f9f8e3fc2c0b9a4d1f0df2d53

SHA256
a083f72d93ab9dfe3eb9d05fd7ce9d2ddaa41aec2cf0ec6175a7585f94fc23d6

SHA512
1d5f056607b3a98b9a670b29046a40f96584877449e5b3dee5434078fa02e37acb533aa0384f13751de3009de958d49b150926433fedce2ab196c8f7c5e4f3a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\[email protected]\install.rdf
Filesize
596B

MD5
2eb5b4ae48196929700e287361effd27

SHA1
db7a46eb473ab140930b57626af3f2f455085a52

SHA256
c0d4f6c97427948b831a161b80aa3b00dd12e494330c24afa3c18c4867e9805e

SHA512
47675894abb10980ec94b3a51aa4aea47e68da81741bfb5b63c892857f507f83c8f38aa210ef45951ec33ee15c390a939f16e7bf191a9a3bf056067d6f9c6d52

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\GRo86BRJsLTRP0E.dat
Filesize
6KB

MD5
957dd16f8ee7d5c403ae7f88e33bc86b

SHA1
c7f06707540eee493295d7637010a10cc44cc24f

SHA256
473fa38392b7b4e691d4e15a775b9262e48e949e4fe370d63990c0cfbd69bb39

SHA512
f75cf129c48d1cc6fbd797eed619b7fff05f57b2e059b0f8317ccf3f96f8612e7dd453b4027b7f04e3817da81527708b11674cfe61a60573c6a6a3715e9b6b29

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\GRo86BRJsLTRP0E.exe
Filesize
634KB

MD5
39bca0c0295e43a1d256f93c4bc41a7d

SHA1
163629228f4ad397c594ae4acc1162d2990f7d5f

SHA256
2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

SHA512
e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\GRo86BRJsLTRP0E.exe
Filesize
634KB

MD5
39bca0c0295e43a1d256f93c4bc41a7d

SHA1
163629228f4ad397c594ae4acc1162d2990f7d5f

SHA256
2e46c5d7d549885057d92525f35b60a19cb428600a397245e5f6ce0238b5e1cd

SHA512
e16570bea11aa8680f4e547f099e8c099c1654e6a3060fca871a42dffb9e256811f5aa9bba9f00dc14b218ad32b56c916987b3a270893540a0992f832bcf2a4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\RrI6XwK6ubMUn9.dll
Filesize
617KB

MD5
840d829dddf8d035522e4f3547f72799

SHA1
1f669f414a0935ef806bdb8a93d2755f00104519

SHA256
a8405b5162305f768093c227ad9ece6ddd74f6dfe17fd0878a4e64e61e125d42

SHA512
e447ed7f6bbaacd8523984bae1584f39c4c38e93abd43d4e25c8056143d3228a3993d7aab8fd92d2e6baf0157a1d8638a1254eed037f3eb64250b6ca586913c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\RrI6XwK6ubMUn9.tlb
Filesize
3KB

MD5
6fb4d3c40d62e1e378e92280f2cd93a4

SHA1
cdcd20abfab5c8f24b0bf2e24b43930a33b4d147

SHA256
ffe3ee2134494c6e175cf01e0fc518402384a1f79a46a37f441e6e3c74183983

SHA512
960ecc2ce3d9ee0a828780d0770a4966211a55c8587e36b460c3c5d2bf7a338bd538c13bb07e93b647b5c1056fc0c14f90cf59a4b13508350922cda38ab6538d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\RrI6XwK6ubMUn9.x64.dll
Filesize
697KB

MD5
09b1827343abfccf344d2b04268c1b87

SHA1
1c60bbd56c0b33be582c3dac053e9b28b94d588b

SHA256
a9181af1ead8778d27a22e862145aa5e1dd7ac40cf6e994f8c6b1ae7b58f302a

SHA512
cb4ac4ff93405372a7ab65e1910d58f88a30c9b4d62c06b84fd3fd5f51ca10459c351efcc394418e27aafa27e87bd1a359d20006804da8f171b37cf2fd26f965

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\jnohjemankfabjjikhobaigijhciipnh\background.html
Filesize
147B

MD5
a92018ce65c55d7943e0796d64f29ff4

SHA1
9ea8c6b9123929d1db1154444c0f1ca36994672b

SHA256
8f1d8c757b480f897fea46f68ef814ea11d46d84be7cc5cfc8a5e0536ec1cab7

SHA512
1d38c9be399264e25affcaa46107334e7dce743dfcd0524b5f9c934564e8446ea50ad92c4336cfe7e87843cf6d5d466f9eeae013bdeb61051b850df419ffc7f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\jnohjemankfabjjikhobaigijhciipnh\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\jnohjemankfabjjikhobaigijhciipnh\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\jnohjemankfabjjikhobaigijhciipnh\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC0D4.tmp\jnohjemankfabjjikhobaigijhciipnh\x2TOFiAZD4.js
Filesize
5KB

MD5
e3fbd6be60cbae48beed672885baff7e

SHA1
e34f39beefa8f5bf4c9bc74c3edd21786ebb005f

SHA256
50c8257cad03515cff1fec9cf5cadf5cd1bb5ee355b4c72534dd06c41171ec3d

SHA512
b76a1ceb29e84ea65c339eab248b4b6294828e19ea5cb2c251301bc7e304edf3eb55f84b54bc9f0acf16e8805a8453568cee2892fa8ccb5b06462c2f998e5f36

Download Submit
memory/1732-149-0x0000000000000000-mapping.dmp

Download
memory/3996-152-0x0000000000000000-mapping.dmp

Download
memory/4724-132-0x0000000000000000-mapping.dmp

Download