63dd38e3946b2924c115d9f48fe93eac81af03f61e2fffb7097d4f6ba6d7d739

Analysis

max time kernel
200s
max time network
208s
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, 10:53

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General

Target

63dd38e3946b2924c115d9f48fe93eac81af03f61e2fffb7097d4f6ba6d7d739.exe
Size

2.1MB
MD5

e4d114af28dbfff9959c188bef143fa7
SHA1

4880ec854f8715ee6494d97e7371e28f996a74a3
SHA256

63dd38e3946b2924c115d9f48fe93eac81af03f61e2fffb7097d4f6ba6d7d739
SHA512

55d6eef0965e2d12e337b3b30971a49ace0cd89ca83efcd1214921dcc9c9fc7a99639d83171ccf0750382fd08a444fdb5dbb6295def4166fda86ee59994f3d72
SSDEEP

24576:h1OYdaOdTwLleYkTVug2PiL0jHM8WK5z6Sh19BUfOD4XRt1otyBNvJvMXzGK5Ihl:h1OsELARTQ9PimJWtShQnvQsruW

Score

8^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3696	AvwlXQAedYyFFuX.exe

Loads dropped DLL 3 IoCs

pid	Process
3696	AvwlXQAedYyFFuX.exe
4872	regsvr32.exe
976	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\faeekppmadonbggojdaamkmmfboifmpi\200\manifest.json	AvwlXQAedYyFFuX.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\faeekppmadonbggojdaamkmmfboifmpi\200\manifest.json	AvwlXQAedYyFFuX.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\faeekppmadonbggojdaamkmmfboifmpi\200\manifest.json	AvwlXQAedYyFFuX.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\faeekppmadonbggojdaamkmmfboifmpi\200\manifest.json	AvwlXQAedYyFFuX.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\faeekppmadonbggojdaamkmmfboifmpi\200\manifest.json	AvwlXQAedYyFFuX.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\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	AvwlXQAedYyFFuX.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	AvwlXQAedYyFFuX.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\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	AvwlXQAedYyFFuX.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\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\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\	AvwlXQAedYyFFuX.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.tlb	AvwlXQAedYyFFuX.exe
File created	C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.dat	AvwlXQAedYyFFuX.exe
File opened for modification	C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.dat	AvwlXQAedYyFFuX.exe
File created	C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.x64.dll	AvwlXQAedYyFFuX.exe
File opened for modification	C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.x64.dll	AvwlXQAedYyFFuX.exe
File created	C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.dll	AvwlXQAedYyFFuX.exe
File opened for modification	C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.dll	AvwlXQAedYyFFuX.exe
File created	C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.tlb	AvwlXQAedYyFFuX.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3696	AvwlXQAedYyFFuX.exe
3696	AvwlXQAedYyFFuX.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 3696	3396	63dd38e3946b2924c115d9f48fe93eac81af03f61e2fffb7097d4f6ba6d7d739.exe	82
PID 3396 wrote to memory of 3696	3396	63dd38e3946b2924c115d9f48fe93eac81af03f61e2fffb7097d4f6ba6d7d739.exe	82
PID 3396 wrote to memory of 3696	3396	63dd38e3946b2924c115d9f48fe93eac81af03f61e2fffb7097d4f6ba6d7d739.exe	82
PID 3696 wrote to memory of 4872	3696	AvwlXQAedYyFFuX.exe	83
PID 3696 wrote to memory of 4872	3696	AvwlXQAedYyFFuX.exe	83
PID 3696 wrote to memory of 4872	3696	AvwlXQAedYyFFuX.exe	83
PID 4872 wrote to memory of 976	4872	regsvr32.exe	86
PID 4872 wrote to memory of 976	4872	regsvr32.exe	86

C:\Users\Admin\AppData\Local\Temp\63dd38e3946b2924c115d9f48fe93eac81af03f61e2fffb7097d4f6ba6d7d739.exe
"C:\Users\Admin\AppData\Local\Temp\63dd38e3946b2924c115d9f48fe93eac81af03f61e2fffb7097d4f6ba6d7d739.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3396
- C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\AvwlXQAedYyFFuX.exe
  .\AvwlXQAedYyFFuX.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:3696
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe /s "C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.x64.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:4872
  - - C:\Windows\system32\regsvr32.exe
      /s "C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.x64.dll"
      4⤵
      Loads dropped DLL
      Installs/modifies Browser Helper Object
      PID:976

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)\Browser Shop\rA4kQQKiwMTVqB.dat

Filesize
6KB

MD5
c1dc2e983235288164a480fec7b17703

SHA1
cc3b771cd0329df28d7a13c9985dca65eb735560

SHA256
75b757338437b020a52fe3b6b962f0740e0b8ef4188d960db7a557c31b41f425

SHA512
61b10c35a96af2fbec2fcb75a636b7197cfd506ff564101275ecc3a46069e1a78460f7f1fbf4ac97ff109413f420d536b44873159925fff436112b9576736b08

Download Submit
C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.dll

Filesize
611KB

MD5
123fde8f1a45be2f971b36a8ae5457ef

SHA1
78f77c976bec0b388407f986e7866818512eec97

SHA256
12869f73fb78fcbb8876e10772d081890b19fd1e228dd83ca012416cf26e931e

SHA512
4ae3708e45e15a49e7ba1d338a9186ed47f41abe57727d57833a33be887043dcb950d02bc52f79ee414df0df56c3e87f213995fa222a6f0e1c659393860231d9

Download Submit
C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.x64.dll

Filesize
693KB

MD5
c59945c3f5074d51077f2d598680aa11

SHA1
7d2ab4599f476d9da677283bdfcff5164a30b2e7

SHA256
10658a9b7ad99f84d73c77bde58761c89f37b1318f90197710d63824ae894b5b

SHA512
d3ccea87caba7d10776c0d4726b26cad81e85562270a1c873a59ab59a0d73336bae0af6cb6a242fb8f1b4cb4278636ed9995bd03f4f0b32d84a705e19a7b7e61

Download Submit
C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.x64.dll

Filesize
693KB

MD5
c59945c3f5074d51077f2d598680aa11

SHA1
7d2ab4599f476d9da677283bdfcff5164a30b2e7

SHA256
10658a9b7ad99f84d73c77bde58761c89f37b1318f90197710d63824ae894b5b

SHA512
d3ccea87caba7d10776c0d4726b26cad81e85562270a1c873a59ab59a0d73336bae0af6cb6a242fb8f1b4cb4278636ed9995bd03f4f0b32d84a705e19a7b7e61

Download Submit
C:\Program Files (x86)\Browser Shop\rA4kQQKiwMTVqB.x64.dll

Filesize
693KB

MD5
c59945c3f5074d51077f2d598680aa11

SHA1
7d2ab4599f476d9da677283bdfcff5164a30b2e7

SHA256
10658a9b7ad99f84d73c77bde58761c89f37b1318f90197710d63824ae894b5b

SHA512
d3ccea87caba7d10776c0d4726b26cad81e85562270a1c873a59ab59a0d73336bae0af6cb6a242fb8f1b4cb4278636ed9995bd03f4f0b32d84a705e19a7b7e61

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
d0867171cb85426e76667eaf8a721a78

SHA1
3569062ee71cb49840e32ca591e0b88689fa5d56

SHA256
251cd0046ad2fb48184d54e26a836b8bfade7b8043c5a56ceceb1197dd726a6f

SHA512
4dbe7026210f2459f8fbdb4b841db823ad01e16129bec5bde356c95ee098f5786b38af73291fa3765016aa4ab366f52ae958b94a128109055d93a893f4b5524b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\[email protected]\content\bg.js

Filesize
7KB

MD5
f50300373c497ba75aaa9345704cba9e

SHA1
d3eca79ddb2504ed0cfdb442234f23ec17481061

SHA256
46889073b9baa8ba752fd89ecb71b1d880dac3f96efc54876a4408ada58d7e8f

SHA512
130d385db42c67dffb07dba84637139b323c2aa1c3c7ef318e72f6ef69a5d0cb99ef9e2a444071e850a52bc144c2153dc9ff4eb3ca861ec48e59f8936b954aa0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\[email protected]\install.rdf

Filesize
598B

MD5
88b720b2270ebb90e11d35b9bd63a91d

SHA1
b5892d6b33ecae0ab591e903e330305a4957915a

SHA256
5a3d32d34a45404b314b10f2788588f3559e49b574b71e4bedf67f9538992980

SHA512
13f36ef7dc391906a8fff2d26ea501469895b0e4235c6f55b7de9508c8e79f7cf34b4e08d76074a7062a82262fc6bbefb9435b96478449ebfa8af0a112e2a94d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\AvwlXQAedYyFFuX.dat

Filesize
6KB

MD5
c1dc2e983235288164a480fec7b17703

SHA1
cc3b771cd0329df28d7a13c9985dca65eb735560

SHA256
75b757338437b020a52fe3b6b962f0740e0b8ef4188d960db7a557c31b41f425

SHA512
61b10c35a96af2fbec2fcb75a636b7197cfd506ff564101275ecc3a46069e1a78460f7f1fbf4ac97ff109413f420d536b44873159925fff436112b9576736b08

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\AvwlXQAedYyFFuX.exe

Filesize
634KB

MD5
8b3b2e0c8e5f6fdefb32e82daf230175

SHA1
4ddeb5ed636661376b8e1ef41e5162387724ed44

SHA256
e7be2ab45ff78525377a8da7205bbc29f871c907ddf30879d29aa0c219f65e99

SHA512
8aeb49852cb6a1335df799e8e30b34d83303a225c1a7b2e029368246d81463d653109a4454a3f9196fa050c2a5e9ba4dc8372900c55ce989c821c954cb850038

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\AvwlXQAedYyFFuX.exe

Filesize
634KB

MD5
8b3b2e0c8e5f6fdefb32e82daf230175

SHA1
4ddeb5ed636661376b8e1ef41e5162387724ed44

SHA256
e7be2ab45ff78525377a8da7205bbc29f871c907ddf30879d29aa0c219f65e99

SHA512
8aeb49852cb6a1335df799e8e30b34d83303a225c1a7b2e029368246d81463d653109a4454a3f9196fa050c2a5e9ba4dc8372900c55ce989c821c954cb850038

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\faeekppmadonbggojdaamkmmfboifmpi\WXkAGD.js

Filesize
5KB

MD5
1f25214513b81453a81bdbb262f4f683

SHA1
4abbe6f0238362d5835cee1933fbab6b494e1bb2

SHA256
512e3026a2f832d7b616a19e3786bd0d2c4af5f252cc50c3b8592c1a5a59c0d0

SHA512
1920961d27fb4d3b7937faff6424688380bef2d3c0037a501ca44292d788c3e1195316ab3df0131bc1bc92d5df41821152d4b387da0a00165bd691e69b4aba64

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\faeekppmadonbggojdaamkmmfboifmpi\background.html

Filesize
143B

MD5
7264868183692ef22918c212909563f4

SHA1
0d48aa1352ed7ec736f68a944ac52ad2dfb4cc60

SHA256
08ec395a58029fb406aab4f547cb8d2bbd407295da89eb816d8e59b0ab961f8d

SHA512
10be4e8b1b589dca8e0a5aae301042313b8b3508cda04f0da540b68f92e32499496e5c9c5d4fcf38187a79a6bf7187d6e13871ec4a0016707c919ec92ebcc37d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\faeekppmadonbggojdaamkmmfboifmpi\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\faeekppmadonbggojdaamkmmfboifmpi\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\faeekppmadonbggojdaamkmmfboifmpi\manifest.json

Filesize
504B

MD5
d532994175ac6e4e8fea2ae07edef6ff

SHA1
5646eab3cebc8b0a804103b63f08a63db784a77d

SHA256
f9a190f8cfafdeddfe9627366bcd108e42b7fa07c8d074f1570bd77489f39c4d

SHA512
ba6ddc11423c0b0d93de3e3ecb9eeebe29470723282165aa67de4329a5f9af7e390869a7cbd0834c1ff115a1ed0a274bed686b4b6630e98b268ec1f2a9a8dadb

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\rA4kQQKiwMTVqB.dll

Filesize
611KB

MD5
123fde8f1a45be2f971b36a8ae5457ef

SHA1
78f77c976bec0b388407f986e7866818512eec97

SHA256
12869f73fb78fcbb8876e10772d081890b19fd1e228dd83ca012416cf26e931e

SHA512
4ae3708e45e15a49e7ba1d338a9186ed47f41abe57727d57833a33be887043dcb950d02bc52f79ee414df0df56c3e87f213995fa222a6f0e1c659393860231d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\rA4kQQKiwMTVqB.tlb

Filesize
3KB

MD5
d5c4233a6c3de331b459f5f6a35ae3dd

SHA1
b5f1bf145f4e0896d7ae500abecbfaca715c18ab

SHA256
f3fca93b2a2848af13dcd30cad6305d20319d0a96f622f96753c1aebb91c885c

SHA512
4af48daa80dcd76cf45018d7edef74f35c5917457dd598f5a2071bba8875d75280326e41f3f5885d5301a596c22a3833cb062e2f4c97e0d83a01ad2644056e76

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4863.tmp\rA4kQQKiwMTVqB.x64.dll

Filesize
693KB

MD5
c59945c3f5074d51077f2d598680aa11

SHA1
7d2ab4599f476d9da677283bdfcff5164a30b2e7

SHA256
10658a9b7ad99f84d73c77bde58761c89f37b1318f90197710d63824ae894b5b

SHA512
d3ccea87caba7d10776c0d4726b26cad81e85562270a1c873a59ab59a0d73336bae0af6cb6a242fb8f1b4cb4278636ed9995bd03f4f0b32d84a705e19a7b7e61

Download Submit