af16bbfba33cf83bce517bfa865f59b183fb81f17e46fb4ab541db87c7032326

Analysis

max time kernel
160s
max time network
170s
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 20:07

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General

Target

af16bbfba33cf83bce517bfa865f59b183fb81f17e46fb4ab541db87c7032326.exe
Size

2.1MB
MD5

5cdbf70e14b5e223ebc060092a16f28e
SHA1

daab33434973329de2d45862e4b10d5e782d3843
SHA256

af16bbfba33cf83bce517bfa865f59b183fb81f17e46fb4ab541db87c7032326
SHA512

9f3cece061088fb450c79130b33c3e9e64541008f75d7c3a40963e1d5d510378de5b8f217f3aa0df8661ddd6b56871b77625096974954b91c5996d35ee8924a1
SSDEEP

49152:h1OsqNB2tcyUoc3slSeZrg1JclQ35sFDR+:h1OJ36Eoc3UK0b8

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
908	QwKLMEwe1CYqAkI.exe

Loads dropped DLL 3 IoCs

pid	Process
908	QwKLMEwe1CYqAkI.exe
4744	regsvr32.exe
2412	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\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\njojojpbbmdohfnkemnackhpdfepdepb\2.0\manifest.json	QwKLMEwe1CYqAkI.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\njojojpbbmdohfnkemnackhpdfepdepb\2.0\manifest.json	QwKLMEwe1CYqAkI.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\njojojpbbmdohfnkemnackhpdfepdepb\2.0\manifest.json	QwKLMEwe1CYqAkI.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\njojojpbbmdohfnkemnackhpdfepdepb\2.0\manifest.json	QwKLMEwe1CYqAkI.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\njojojpbbmdohfnkemnackhpdfepdepb\2.0\manifest.json	QwKLMEwe1CYqAkI.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\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\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	QwKLMEwe1CYqAkI.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	QwKLMEwe1CYqAkI.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	QwKLMEwe1CYqAkI.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\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	QwKLMEwe1CYqAkI.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{DBC80044-A445-435B-BC74-9C25C1C588A9}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	regsvr32.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.x64.dll	QwKLMEwe1CYqAkI.exe
File created	C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.dll	QwKLMEwe1CYqAkI.exe
File opened for modification	C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.dll	QwKLMEwe1CYqAkI.exe
File created	C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.tlb	QwKLMEwe1CYqAkI.exe
File opened for modification	C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.tlb	QwKLMEwe1CYqAkI.exe
File created	C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.dat	QwKLMEwe1CYqAkI.exe
File opened for modification	C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.dat	QwKLMEwe1CYqAkI.exe
File created	C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.x64.dll	QwKLMEwe1CYqAkI.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
908	QwKLMEwe1CYqAkI.exe
908	QwKLMEwe1CYqAkI.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 908	2280	af16bbfba33cf83bce517bfa865f59b183fb81f17e46fb4ab541db87c7032326.exe	78
PID 2280 wrote to memory of 908	2280	af16bbfba33cf83bce517bfa865f59b183fb81f17e46fb4ab541db87c7032326.exe	78
PID 2280 wrote to memory of 908	2280	af16bbfba33cf83bce517bfa865f59b183fb81f17e46fb4ab541db87c7032326.exe	78
PID 908 wrote to memory of 4744	908	QwKLMEwe1CYqAkI.exe	79
PID 908 wrote to memory of 4744	908	QwKLMEwe1CYqAkI.exe	79
PID 908 wrote to memory of 4744	908	QwKLMEwe1CYqAkI.exe	79
PID 4744 wrote to memory of 2412	4744	regsvr32.exe	80
PID 4744 wrote to memory of 2412	4744	regsvr32.exe	80

C:\Users\Admin\AppData\Local\Temp\af16bbfba33cf83bce517bfa865f59b183fb81f17e46fb4ab541db87c7032326.exe
"C:\Users\Admin\AppData\Local\Temp\af16bbfba33cf83bce517bfa865f59b183fb81f17e46fb4ab541db87c7032326.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\QwKLMEwe1CYqAkI.exe
  .\QwKLMEwe1CYqAkI.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:908
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:4744
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:2412

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\iEaTEq4ZNWUAIn.dat

Filesize
6KB

MD5
251e808e1091651e99b2fd36e013a32c

SHA1
15a8dedef13931cdb6de0b0b8e5d7f0a82b38dac

SHA256
547dbc1457d485bff2929e2056ffee6dce2d774cd6c9d7792206f01ed5fc8d4a

SHA512
561cfae4d300c4e483221d118895782a722c647d7d207cf2c1267074ae0f8e5945fc4a6b2074dd80023be26a4d584deae82300af34a8de1b61ae4489db5c6e3e

Download Submit
C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.dll

Filesize
631KB

MD5
e632e9bdbcd9337b0b85d5a437d2e2c3

SHA1
46d02d5bad7cc1819737d16d4ad0cb931f57347b

SHA256
87aa09c3eabbc691b1e422972057dccb71aae9c5dd0608a53e1e43c73818560a

SHA512
72c7a72789730d366dd808c78fb8e807cdad5d5689733cbed21220f9e232b056e342e7c0af9af0694d1c25aa681c0e75f75d4f18def24c546ebe00096a3d81a0

Download Submit
C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Program Files (x86)\GoSave\iEaTEq4ZNWUAIn.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\QwKLMEwe1CYqAkI.dat

Filesize
6KB

MD5
251e808e1091651e99b2fd36e013a32c

SHA1
15a8dedef13931cdb6de0b0b8e5d7f0a82b38dac

SHA256
547dbc1457d485bff2929e2056ffee6dce2d774cd6c9d7792206f01ed5fc8d4a

SHA512
561cfae4d300c4e483221d118895782a722c647d7d207cf2c1267074ae0f8e5945fc4a6b2074dd80023be26a4d584deae82300af34a8de1b61ae4489db5c6e3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\QwKLMEwe1CYqAkI.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\QwKLMEwe1CYqAkI.exe

Filesize
646KB

MD5
4d6bbefbd7b1947021e130c31064477e

SHA1
0eb9e06add3f44c25498d513ea1207a85e7645ca

SHA256
136568d89154d72d7968982e13aa96276e4102a98efd322c77ab2ffd149c9970

SHA512
d9d50d8509555c4816bdb32297a22ea877f0d6e9fe90624c5f74c0e9f02adae03164b1d20920047558c54fa4d1fba5d9d893cb73eca8bf2861ac49617b3ef4a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
dda6f18916c0a3ec67e2733b8a0c8d39

SHA1
fdfe36ef240814baa4d6a568c560886673941f7d

SHA256
48b6b9676a53dfb3e9e3e2dcc4ef621a484b99ad068b2324e0a33e6348a83c58

SHA512
f61a3081e6d22c77080f26c4cfca33c1527190e13f1830915e28fea1241f2d252abd5a69cc868735526d5d94e60022504409e4ec5e9a523e186122ab786b2cb7

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
6adffe7aebded9e6667705f20b1fe1e1

SHA1
31c72451a3ba564d6527799bacff0e465356ee75

SHA256
641cd680e556785517d1dc3200452ca37db894facf0adb94c032694a8213f97d

SHA512
637405d4d1cddebed8faf10cc67836a0c9614ffc521d05e36e5bdaa4a9cf1097279354fcb6722dbfd0b894c25d6936b46906005382d613ecddf993294fa443c8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\[email protected]\install.rdf

Filesize
598B

MD5
ff27fc4e62dea1802ee3d8497c6ebbf0

SHA1
68e103e7b049c1c235bfc4951b565bf75c126e8e

SHA256
48bdd3fab1699ba7aa74ed89f2a2544f103c8697478e6f26e8a16a2708b37ccc

SHA512
71b4d8e6618807a2bb8dabfd19a377ac7f968ad69cc73f8971f17ca67c4b4c10cdd065764b0bb9e607f3cbe8482aed1d24ccc0b65503c425a4de8956a5b61872

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\iEaTEq4ZNWUAIn.dll

Filesize
631KB

MD5
e632e9bdbcd9337b0b85d5a437d2e2c3

SHA1
46d02d5bad7cc1819737d16d4ad0cb931f57347b

SHA256
87aa09c3eabbc691b1e422972057dccb71aae9c5dd0608a53e1e43c73818560a

SHA512
72c7a72789730d366dd808c78fb8e807cdad5d5689733cbed21220f9e232b056e342e7c0af9af0694d1c25aa681c0e75f75d4f18def24c546ebe00096a3d81a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\iEaTEq4ZNWUAIn.tlb

Filesize
3KB

MD5
dd94094aed6b15f84320162edb0abb97

SHA1
b5b8f14698e1690a1dc384d55a927671619335da

SHA256
ddce9e35654a30c85f2f89a2a20d38290b5c87fb99d17a544b61f46f65441c19

SHA512
9d029b36434411b3f3f0e70abd024fda21acaa62ba0507b54f67d75cede382ea294bc0f0c82b28a0a8ab45bd7550065824869aa514b25987770c6e0339df1358

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\iEaTEq4ZNWUAIn.x64.dll

Filesize
713KB

MD5
b13f442c83c893871f125e07497085d4

SHA1
4059c7e28477c9ca064fc9919f4a3c05814f1da2

SHA256
bade23037722ee9c1f4b40f249c2fddbc54499acc73353e267e350d0214689bf

SHA512
b067fcbdc174bc9c9d5d7b6b18abe74b25eebe026c83ab0927a906d822ad3486dfb5224bbfb3df1fe7736c7b4e4ab47d127d6a4786d7a6ea3c6f5728c006cc7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\njojojpbbmdohfnkemnackhpdfepdepb\Y0B2ldXnn.js

Filesize
5KB

MD5
07ebf4ee15d32521ed53492f068eb25a

SHA1
b079b91924d324f0502e0e08c33ae0783966604f

SHA256
34961992a5d07b9cd03cc7d37dcbd5266d00c2d53c3f7d968780deb76ff963ae

SHA512
5b7456ea63cec1f2cae1fa84c7169d9cbe96ed733208182feed8678a78d7c437dd5c8dc61aa6176d1f21503aa0e03791644d81bdebd1dbaa37fd33ce7ace9720

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\njojojpbbmdohfnkemnackhpdfepdepb\background.html

Filesize
146B

MD5
a5329cd82dab8dfaa8c31de5f32f1626

SHA1
a413f01ac5d3d62e220ed2d9f497779e7043a993

SHA256
df0eaa4402e481fc6467c95acaa374b6bf7193994b7b216d658a3eb007bac0f8

SHA512
4f3d6513639586b11ff004332bd09657003414e626ba869faa7a339aecc164266d235dacb4f24479046e42f1a067882afd7b38890188a85ff1ffa9b19541fcad

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\njojojpbbmdohfnkemnackhpdfepdepb\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\njojojpbbmdohfnkemnackhpdfepdepb\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSC98E.tmp\njojojpbbmdohfnkemnackhpdfepdepb\manifest.json

Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
memory/908-132-0x0000000000000000-mapping.dmp

Download
memory/2412-152-0x0000000000000000-mapping.dmp

Download
memory/4744-149-0x0000000000000000-mapping.dmp

Download