b290a371ec05c2194ab6f07ae8ae8a3d8958fdfa9efa7da820c453ec689261f8

Analysis

max time kernel
151s
max time network
196s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
24/11/2022, 04:55

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General

Target

b290a371ec05c2194ab6f07ae8ae8a3d8958fdfa9efa7da820c453ec689261f8.exe
Size

2.1MB
MD5

8a19b2e00c37c605c0f0bd1bf61a963c
SHA1

2f3ac34d75f515c351bb5303a645a4df6c8e2c24
SHA256

b290a371ec05c2194ab6f07ae8ae8a3d8958fdfa9efa7da820c453ec689261f8
SHA512

90c1d9f3d1946e6876e3b41606ebe597ecea5730bba69c2d9732ed1af385068d28da1b904490b37bb1f5d58db5b5254accfb17bca28df3ae0d50692f04cfece5
SSDEEP

24576:h1OYdaODNVGiAEAd/KjjBKyu73i8mxcmMMV6zs+G/pC2d1RJoTJnQqphTuS2MD3W:h1Os4MAd/OxfV6zZGYg1RJQnFrTc2Sh

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3832	fg0ojl0WjYx5kjK.exe

Loads dropped DLL 3 IoCs

pid	Process
3832	fg0ojl0WjYx5kjK.exe
4072	regsvr32.exe
4676	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

Drops Chrome extension 5 IoCs

description	ioc	Process
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\jgkpadkkpjochalhekpcnggjhikehiak\2.0\manifest.json	fg0ojl0WjYx5kjK.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\jgkpadkkpjochalhekpcnggjhikehiak\2.0\manifest.json	fg0ojl0WjYx5kjK.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\jgkpadkkpjochalhekpcnggjhikehiak\2.0\manifest.json	fg0ojl0WjYx5kjK.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\jgkpadkkpjochalhekpcnggjhikehiak\2.0\manifest.json	fg0ojl0WjYx5kjK.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\jgkpadkkpjochalhekpcnggjhikehiak\2.0\manifest.json	fg0ojl0WjYx5kjK.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

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	fg0ojl0WjYx5kjK.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	fg0ojl0WjYx5kjK.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 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}	fg0ojl0WjYx5kjK.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	fg0ojl0WjYx5kjK.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 System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	fg0ojl0WjYx5kjK.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	fg0ojl0WjYx5kjK.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	fg0ojl0WjYx5kjK.exe
File opened for modification	C:\Windows\System32\GroupPolicy	fg0ojl0WjYx5kjK.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.x64.dll	fg0ojl0WjYx5kjK.exe
File opened for modification	C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.x64.dll	fg0ojl0WjYx5kjK.exe
File created	C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.dll	fg0ojl0WjYx5kjK.exe
File opened for modification	C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.dll	fg0ojl0WjYx5kjK.exe
File created	C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.tlb	fg0ojl0WjYx5kjK.exe
File opened for modification	C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.tlb	fg0ojl0WjYx5kjK.exe
File created	C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.dat	fg0ojl0WjYx5kjK.exe
File opened for modification	C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.dat	fg0ojl0WjYx5kjK.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3832	fg0ojl0WjYx5kjK.exe
3832	fg0ojl0WjYx5kjK.exe
3832	fg0ojl0WjYx5kjK.exe
3832	fg0ojl0WjYx5kjK.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 3832	1596	b290a371ec05c2194ab6f07ae8ae8a3d8958fdfa9efa7da820c453ec689261f8.exe	82
PID 1596 wrote to memory of 3832	1596	b290a371ec05c2194ab6f07ae8ae8a3d8958fdfa9efa7da820c453ec689261f8.exe	82
PID 1596 wrote to memory of 3832	1596	b290a371ec05c2194ab6f07ae8ae8a3d8958fdfa9efa7da820c453ec689261f8.exe	82
PID 3832 wrote to memory of 4072	3832	fg0ojl0WjYx5kjK.exe	89
PID 3832 wrote to memory of 4072	3832	fg0ojl0WjYx5kjK.exe	89
PID 3832 wrote to memory of 4072	3832	fg0ojl0WjYx5kjK.exe	89
PID 4072 wrote to memory of 4676	4072	regsvr32.exe	90
PID 4072 wrote to memory of 4676	4072	regsvr32.exe	90

C:\Users\Admin\AppData\Local\Temp\b290a371ec05c2194ab6f07ae8ae8a3d8958fdfa9efa7da820c453ec689261f8.exe
"C:\Users\Admin\AppData\Local\Temp\b290a371ec05c2194ab6f07ae8ae8a3d8958fdfa9efa7da820c453ec689261f8.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\fg0ojl0WjYx5kjK.exe
  .\fg0ojl0WjYx5kjK.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops Chrome extension
  - Installs/modifies Browser Helper Object
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3832
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:4072
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:4676

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:3480

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4388

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.dat

Filesize
7KB

MD5
efe8cc94f1a0e69fd594e849fcf0caba

SHA1
012771a864eaed5065cd2670f0950e5febb1af9a

SHA256
3a49d5ead2f8f4cd23a9e273ccc1421d899e8ba2084d34b2f7df471145811c71

SHA512
9593618fd90c1f734fc8cba28abc2564dc848e46a0ae7f2ce84f4b1d7fc85aa1a40c4675950e81bfd0364b6e14dcbedabf14249665731d4d4a128627efd38a76

Download Submit
C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.dll

Filesize
619KB

MD5
4f328f4e17a2c81830aac4c8c3d67141

SHA1
063c8e33d6a263dd604d072ffd143305f6c3d4a8

SHA256
303917029755e7a44a6e7392c5e751e4fbcb66feaa8a5f09142efaf5a91ad2fc

SHA512
d387cf9ee95426717be8bac7a6cd422b8ddc2aa925723a9b25a169d9b4a0f5cb5607e2f2b8161cadb0e4333d1fda4ba24ecb838dbb49571d55a6799efce404c0

Download Submit
C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.x64.dll

Filesize
702KB

MD5
1287246338d36f26f77735bd58d74e70

SHA1
aabda37cd307e50f2444c73bd656eaf2b78fc291

SHA256
4d1d5893df770fc7c94b33c90f87f8cc8b9d7669f4f914df9139ddb22042acc1

SHA512
ee4177dbd58c1327ea0334e43499e99cea642d458844b589116d147d72a6f71e063fe5dadbe262a7bca7cf0ba7ec48708e64827b513abc3e46144bcfcc6f46f1

Download Submit
C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.x64.dll

Filesize
702KB

MD5
1287246338d36f26f77735bd58d74e70

SHA1
aabda37cd307e50f2444c73bd656eaf2b78fc291

SHA256
4d1d5893df770fc7c94b33c90f87f8cc8b9d7669f4f914df9139ddb22042acc1

SHA512
ee4177dbd58c1327ea0334e43499e99cea642d458844b589116d147d72a6f71e063fe5dadbe262a7bca7cf0ba7ec48708e64827b513abc3e46144bcfcc6f46f1

Download Submit
C:\Program Files (x86)\GoSavE\VpbWPJRbcQ313a.x64.dll

Filesize
702KB

MD5
1287246338d36f26f77735bd58d74e70

SHA1
aabda37cd307e50f2444c73bd656eaf2b78fc291

SHA256
4d1d5893df770fc7c94b33c90f87f8cc8b9d7669f4f914df9139ddb22042acc1

SHA512
ee4177dbd58c1327ea0334e43499e99cea642d458844b589116d147d72a6f71e063fe5dadbe262a7bca7cf0ba7ec48708e64827b513abc3e46144bcfcc6f46f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\VpbWPJRbcQ313a.dll

Filesize
619KB

MD5
4f328f4e17a2c81830aac4c8c3d67141

SHA1
063c8e33d6a263dd604d072ffd143305f6c3d4a8

SHA256
303917029755e7a44a6e7392c5e751e4fbcb66feaa8a5f09142efaf5a91ad2fc

SHA512
d387cf9ee95426717be8bac7a6cd422b8ddc2aa925723a9b25a169d9b4a0f5cb5607e2f2b8161cadb0e4333d1fda4ba24ecb838dbb49571d55a6799efce404c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\VpbWPJRbcQ313a.tlb

Filesize
3KB

MD5
62cb4133d9d3a46f4f1c6c0fb3688619

SHA1
feaaef6e2b8c41be2575d0763cc8de3e8c19478e

SHA256
3ddcfb4b206fc4856f5bb5c06bcc3761dde53882eea20b5dc5ddf4ee8864bea5

SHA512
cb30dc73d52eb502f745fe32b4055b53306f62f0847cae1275d0856608949ea62c30f40d7f252ad450909a4bd425cf0e50012400175cc42a4096cf1451d90123

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\VpbWPJRbcQ313a.x64.dll

Filesize
702KB

MD5
1287246338d36f26f77735bd58d74e70

SHA1
aabda37cd307e50f2444c73bd656eaf2b78fc291

SHA256
4d1d5893df770fc7c94b33c90f87f8cc8b9d7669f4f914df9139ddb22042acc1

SHA512
ee4177dbd58c1327ea0334e43499e99cea642d458844b589116d147d72a6f71e063fe5dadbe262a7bca7cf0ba7ec48708e64827b513abc3e46144bcfcc6f46f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\fg0ojl0WjYx5kjK.dat

Filesize
7KB

MD5
efe8cc94f1a0e69fd594e849fcf0caba

SHA1
012771a864eaed5065cd2670f0950e5febb1af9a

SHA256
3a49d5ead2f8f4cd23a9e273ccc1421d899e8ba2084d34b2f7df471145811c71

SHA512
9593618fd90c1f734fc8cba28abc2564dc848e46a0ae7f2ce84f4b1d7fc85aa1a40c4675950e81bfd0364b6e14dcbedabf14249665731d4d4a128627efd38a76

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\fg0ojl0WjYx5kjK.exe

Filesize
623KB

MD5
cd6bf363f5af45a16926343310023db4

SHA1
e5bcbe9735e5a8d6243af1c2a4593784e8e63aa6

SHA256
bfa98e4e677c8bcb7348aed64d51915e3bacb05925d0234e646e2bb7cc3cdd06

SHA512
3ccb2c4ea143ac58d4df43751bf1c8781795b2321f3acb5d85a0249e4b43c1bf3f93c41c0c59cc2933b923069340a3f7425e9ddce1d7355e60eec843d9158ced

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\fg0ojl0WjYx5kjK.exe

Filesize
623KB

MD5
cd6bf363f5af45a16926343310023db4

SHA1
e5bcbe9735e5a8d6243af1c2a4593784e8e63aa6

SHA256
bfa98e4e677c8bcb7348aed64d51915e3bacb05925d0234e646e2bb7cc3cdd06

SHA512
3ccb2c4ea143ac58d4df43751bf1c8781795b2321f3acb5d85a0249e4b43c1bf3f93c41c0c59cc2933b923069340a3f7425e9ddce1d7355e60eec843d9158ced

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\jgkpadkkpjochalhekpcnggjhikehiak\QVmkoZ.js

Filesize
6KB

MD5
4299d6ee58d7bfa28430dd995826696f

SHA1
121d8eea2084a0b437988dab04ebdcec97a73e68

SHA256
659b1b7ff73228054bdcaa48bd77bda68854be11955d880dc187f48fbcd9e0e5

SHA512
b69ae667fa1395de5b2656dbea15e1640cf4cc8de38520918e7155dd363ad193d46331936de153854a7423fd850b47b61e3024d4e8a54ef6c96ee2ed5552aace

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\jgkpadkkpjochalhekpcnggjhikehiak\background.html

Filesize
143B

MD5
803cb16439c8eb20a802ca7eb191f5da

SHA1
33dedbce2fa2dc5a87ffbd4d7c3af206dd8fdd54

SHA256
870f5ba66d9b588a3c88e17e7f5b338b6ec82b8a87f5fe019989dff360bb6341

SHA512
6907b56c571a72e9530cf958ab705342615af704eebd9b0410d66d956a93dac77e92690db50065c7b7205875758a0609300b1450775f27efd4376f9d4c3d3261

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\jgkpadkkpjochalhekpcnggjhikehiak\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\jgkpadkkpjochalhekpcnggjhikehiak\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\jgkpadkkpjochalhekpcnggjhikehiak\manifest.json

Filesize
498B

MD5
9c063207e18b4be1aa2c9ba76ca4c114

SHA1
4aab780004676fc68f2cd767d295f0e1a4cec20d

SHA256
d79b9a4c151ffc381d8ee3b76e33bf41af5ae6d581b485be74158444617f946a

SHA512
7ed695c39c000253f53716ad422acd9e65dc0e65756668a2757473690104089640b564d71e09a9d9565d647ac7f84b8dc338ff6df0554b67ee0593e6b9002928

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
2079d835165da7a4cd6bd48714d4c9a2

SHA1
c531f99942da2bc99eb5ab4b49114d46cb7ecaaa

SHA256
2003bf01b297e36d6f03184a29b33f70b5e5e26125e864a9b96587f7ca9989f7

SHA512
38f1daae60cc8e178eab727ef0fc3bd41f15ead5dbee5f3eb5f03d43275785bb605b92778098ef72a327852478e668a5842897b5f64028b6ed69a2bae31a97cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\[email protected]\content\bg.js

Filesize
9KB

MD5
2573de2c72da5918475520c846a4173d

SHA1
acfc9e7cd458e65456328e3387110cb6a0cdd777

SHA256
cf99f45e3e097c0c6ba129de16cc50c22fc2b592bb5ceeb55e5f119e9b3360a4

SHA512
7074d7ef380ac9156be8a59c6a1d2ba45b41b51639cf07a6ce37e67da854a2a0617b072366b556aa13b533c8909302a5417b25733b0e451bdd444e949b87f443

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS28A6.tmp\[email protected]\install.rdf

Filesize
592B

MD5
0201a14372b494000057df24b37bc314

SHA1
177ce4c9ddc36fa800f6f58b7ed11339e1e6771a

SHA256
edaa7e102285b7e20052a35cfbef343b481980db189cd592cc70ac6c8e1dbd38

SHA512
750ee8b675d7fa15576f52ee30cd11769a05255c247ad0ad99a0394b78b393c871a0ea0bef6dc56fe7fd60053965221962eec3c1a6682e51542abc96c50db395

Download Submit