4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac

Analysis

max time kernel
130s
max time network
150s
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 01:59

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General

Target

4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe
Size

920KB
MD5

0c09eb6b8930a03cfdae55c10dff3d15
SHA1

6f4952bf3fe9bbcb6b0f3d522a22502b092bcf5b
SHA256

4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac
SHA512

e281b28de7ea1da7b646e3c261de73b0d7c3e47b88712b6abb6f99d98b165f8765778ccf9a5fc623474474211f0bc69b680896709820d3dc4b06b221eca25932
SSDEEP

24576:h1OYdaO91iMtdHAqcdDVhYwiei7+EpFAh/kK1:h1OsDPHVmVhYwiLtKkK1

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

GFKBpVrBBP3lfXf.exe

pid process

2240 GFKBpVrBBP3lfXf.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

Processes:

GFKBpVrBBP3lfXf.exe

description	ioc	process
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\paacodjfkoamomkkgllpeofmhincbnod\2.0\manifest.json	GFKBpVrBBP3lfXf.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\paacodjfkoamomkkgllpeofmhincbnod\2.0\manifest.json	GFKBpVrBBP3lfXf.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\paacodjfkoamomkkgllpeofmhincbnod\2.0\manifest.json	GFKBpVrBBP3lfXf.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\paacodjfkoamomkkgllpeofmhincbnod\2.0\manifest.json	GFKBpVrBBP3lfXf.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\paacodjfkoamomkkgllpeofmhincbnod\2.0\manifest.json	GFKBpVrBBP3lfXf.exe

Drops file in System32 directory 4 IoCs

Processes:

GFKBpVrBBP3lfXf.exe

description	ioc	process
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	GFKBpVrBBP3lfXf.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	GFKBpVrBBP3lfXf.exe
File opened for modification	C:\Windows\System32\GroupPolicy	GFKBpVrBBP3lfXf.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	GFKBpVrBBP3lfXf.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

GFKBpVrBBP3lfXf.exe

pid	process
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe
2240	GFKBpVrBBP3lfXf.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

GFKBpVrBBP3lfXf.exe

description	pid	process
Token: SeDebugPrivilege	2240	GFKBpVrBBP3lfXf.exe
Token: SeDebugPrivilege	2240	GFKBpVrBBP3lfXf.exe
Token: SeDebugPrivilege	2240	GFKBpVrBBP3lfXf.exe
Token: SeDebugPrivilege	2240	GFKBpVrBBP3lfXf.exe
Token: SeDebugPrivilege	2240	GFKBpVrBBP3lfXf.exe
Token: SeDebugPrivilege	2240	GFKBpVrBBP3lfXf.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe

description	pid	process	target process
PID 4912 wrote to memory of 2240	4912	4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe	GFKBpVrBBP3lfXf.exe
PID 4912 wrote to memory of 2240	4912	4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe	GFKBpVrBBP3lfXf.exe
PID 4912 wrote to memory of 2240	4912	4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe	GFKBpVrBBP3lfXf.exe

C:\Users\Admin\AppData\Local\Temp\4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe
"C:\Users\Admin\AppData\Local\Temp\4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4912

C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\GFKBpVrBBP3lfXf.exe
.\GFKBpVrBBP3lfXf.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2240

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4772

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:4092

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\GFKBpVrBBP3lfXf.dat
Filesize
1KB

MD5
a56e11f44ed57d96090f37734ad9007f

SHA1
2c2d9bb6b56d28d59004b5d172f722f66d31d3db

SHA256
710bcc5440b7a50d98a59a989946b4b7441e59f41e499fbc9299627267a80a3e

SHA512
cb5d267a83f47c47c26b4e8d6347dc9b798789e63624aceee64f376b2b505a2c3ef874967deb0dd0ecfa96fa2ccb7d95389473adf9ac930c5bcf704c36ef492a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\GFKBpVrBBP3lfXf.exe
Filesize
760KB

MD5
dcd148f6f3af3e3b0935c4fcc9f41811

SHA1
ee9bdbc7c568c7832d90b85921ab20030b6734cd

SHA256
f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

SHA512
34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\GFKBpVrBBP3lfXf.exe
Filesize
760KB

MD5
dcd148f6f3af3e3b0935c4fcc9f41811

SHA1
ee9bdbc7c568c7832d90b85921ab20030b6734cd

SHA256
f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

SHA512
34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
04416beae0944f6d43c50a437ded7f0f

SHA1
dfff1c1f91405ac1b11f5f556dea84fad00da0e5

SHA256
a367f1b1d8433d4bb97963e827305d13637fd6b9f473d93da8450a5ea1b95690

SHA512
2e6390752609d8dfd23803935d1bc7c2cc46f1d265025414c3ba42d5c2ff83fd41fb836229ee15bbc94d13bdabd5a0d66d268a907a0b61d36d61076328002080

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\[email protected]\content\bg.js
Filesize
8KB

MD5
a1b000f8963f52f2338526469cd9e19a

SHA1
4428e29786b4004ecc864d69b67c2920f052cbd8

SHA256
c46731e786629a35bdc4be319d6957c4dab82eeb1eff6ed1d198cebaf20faae7

SHA512
402fdc459ad689bb618cbe03b49d9ddbd9bb927879cb8de827951b59f7d9da408e917111798f3b1e64cf3e102625197a1336310917ce6355fc53db8a0fee7a76

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\[email protected]\install.rdf
Filesize
595B

MD5
62982e24224d458342f429b50f107888

SHA1
acbef1c3308b8622ca9c80b88ecb9b99a00ad7f8

SHA256
6da552e3b1fc2b1f8e0749490155024d11cd845e9789a97d539b224b76114390

SHA512
3a22f9ca4f972c564a3582dbabb5a6713b4f906bd0fd7bb40b9f20c98b2499e479812dd63154bfca2ee3132b0bcd6d346a019fd91a4e51d72ba33af96c0635fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\paacodjfkoamomkkgllpeofmhincbnod\background.html
Filesize
144B

MD5
76b6e1bb27c99ca38445732f8ffca9e9

SHA1
d2da5fb76eaf76a12d6b9c96c93d4b15f98b8414

SHA256
5bde8624990577b2ba873fd99582be26f2b2f6d53b48ee7789ebd3e8b801f7fc

SHA512
e5ed86574ae8d9438bf6860e6df0bdb8f98841cb2cb8d9d3020a721598275362600e18e2537a7217b51213ef7057dfe9e2ca5fd8689ca4d02d0d342a058097d6

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\paacodjfkoamomkkgllpeofmhincbnod\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\paacodjfkoamomkkgllpeofmhincbnod\hcA4qbE.js
Filesize
6KB

MD5
f77de6fa5fabda35052f37e2a76a0690

SHA1
13239126345d1482354cbad66852328a12a12483

SHA256
068d05b1249876ad17b06d7dce43418edafea6157229c949850e49f1684192ed

SHA512
565ab0b4932aa06aafa4df659e769a978499eecf6f254ba1cbbcd4c6a477b87c43adf2949cd81bf94d685a6e57d80f881f7ff16928f93ba46b7ca05af8d90066

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\paacodjfkoamomkkgllpeofmhincbnod\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS2163.tmp\paacodjfkoamomkkgllpeofmhincbnod\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
memory/2240-132-0x0000000000000000-mapping.dmp

Download