4716fe9a5874ea0a189c718468ffacd77cc3b1d5c3b9477d2c2c73e4d492d5c6

Analysis

max time kernel
188s
max time network
197s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 02:04

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General

Target

4716fe9a5874ea0a189c718468ffacd77cc3b1d5c3b9477d2c2c73e4d492d5c6.exe
Size

932KB
MD5

a292a54ec24a89c875cac6202a7f84b2
SHA1

2538b46e3c6d4a94d4dc1c7c522547e512725fb1
SHA256

4716fe9a5874ea0a189c718468ffacd77cc3b1d5c3b9477d2c2c73e4d492d5c6
SHA512

918afc7859c58ae29f782875c3b9b1afc6cc00ae8fe89c75d6ef0e000b0cdf0062b78b03cc7e542093dc1872800c784306143ebd6f569cec7eea0902f91e7d67
SSDEEP

24576:h1OYdaOKCZ/iWCvu/2sWsJA/jlt+DHhss:h1Os8CpYO/dJJDHhss

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

BkUmCcLz1F934AW.exe

pid process

1468 BkUmCcLz1F934AW.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:

BkUmCcLz1F934AW.exe

description	ioc	process
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\bflfjmpjniblmooecjikjgjmedacbnjd\2.0\manifest.json	BkUmCcLz1F934AW.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\bflfjmpjniblmooecjikjgjmedacbnjd\2.0\manifest.json	BkUmCcLz1F934AW.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\bflfjmpjniblmooecjikjgjmedacbnjd\2.0\manifest.json	BkUmCcLz1F934AW.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\bflfjmpjniblmooecjikjgjmedacbnjd\2.0\manifest.json	BkUmCcLz1F934AW.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\bflfjmpjniblmooecjikjgjmedacbnjd\2.0\manifest.json	BkUmCcLz1F934AW.exe

Drops file in System32 directory 4 IoCs

Processes:

BkUmCcLz1F934AW.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	BkUmCcLz1F934AW.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	BkUmCcLz1F934AW.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	BkUmCcLz1F934AW.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	BkUmCcLz1F934AW.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

BkUmCcLz1F934AW.exe

pid	process
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe
1468	BkUmCcLz1F934AW.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

BkUmCcLz1F934AW.exe

description	pid	process
Token: SeDebugPrivilege	1468	BkUmCcLz1F934AW.exe
Token: SeDebugPrivilege	1468	BkUmCcLz1F934AW.exe
Token: SeDebugPrivilege	1468	BkUmCcLz1F934AW.exe
Token: SeDebugPrivilege	1468	BkUmCcLz1F934AW.exe
Token: SeDebugPrivilege	1468	BkUmCcLz1F934AW.exe
Token: SeDebugPrivilege	1468	BkUmCcLz1F934AW.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

4716fe9a5874ea0a189c718468ffacd77cc3b1d5c3b9477d2c2c73e4d492d5c6.exe

description	pid	process	target process
PID 3560 wrote to memory of 1468	3560	4716fe9a5874ea0a189c718468ffacd77cc3b1d5c3b9477d2c2c73e4d492d5c6.exe	BkUmCcLz1F934AW.exe
PID 3560 wrote to memory of 1468	3560	4716fe9a5874ea0a189c718468ffacd77cc3b1d5c3b9477d2c2c73e4d492d5c6.exe	BkUmCcLz1F934AW.exe
PID 3560 wrote to memory of 1468	3560	4716fe9a5874ea0a189c718468ffacd77cc3b1d5c3b9477d2c2c73e4d492d5c6.exe	BkUmCcLz1F934AW.exe

C:\Users\Admin\AppData\Local\Temp\4716fe9a5874ea0a189c718468ffacd77cc3b1d5c3b9477d2c2c73e4d492d5c6.exe
"C:\Users\Admin\AppData\Local\Temp\4716fe9a5874ea0a189c718468ffacd77cc3b1d5c3b9477d2c2c73e4d492d5c6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3560

C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\BkUmCcLz1F934AW.exe
.\BkUmCcLz1F934AW.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1468

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:2440

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:3432

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\7zS14A1.tmp\BkUmCcLz1F934AW.dat
Filesize
1KB

MD5
fae277768a15c76f34adbf38a8c2e741

SHA1
6eda741980208d0d5babbbdca930470292e73b96

SHA256
f817ad1469c6b68fd82e36d4d18c9ceb372cd77ef2f426c017f626c11a81c6b0

SHA512
8f8657ac5830a8ffd17f71570451c6f7da0b78a85f896467375f7770df82f9303da13ca70b6bcad04fb8b7daef8a48c360f674d7d4d173090495c1ede2bf6eb1

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\BkUmCcLz1F934AW.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\BkUmCcLz1F934AW.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\bflfjmpjniblmooecjikjgjmedacbnjd\background.html
Filesize
145B

MD5
1ffc5f1c283ad51ab84faafb03ccd89c

SHA1
38e10f0c8ab4b5c266dabd0a98c24237d32c6fa3

SHA256
613f22bb2efcead3b65294d3a9784455f3efe2637e3207fc01ce2a112a7b41b0

SHA512
6b87ee961b217eb4eeebfffae7dd2a0a8ea08f9b772b5790edc4a1fdee37857472213c9c2f0c52e5c94bf8141017bfc8ab5c19776bec06aabb94dfa2d35f9e57

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\bflfjmpjniblmooecjikjgjmedacbnjd\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\bflfjmpjniblmooecjikjgjmedacbnjd\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\bflfjmpjniblmooecjikjgjmedacbnjd\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\bflfjmpjniblmooecjikjgjmedacbnjd\zVkOZuri.js
Filesize
6KB

MD5
87a3b88a4da633614ec2689efabc1efd

SHA1
cf3652679a4c1bd585bc3df69db64acd87d3dbf3

SHA256
ab717ca494bf249388ed9663454b7a682786c759b5a82b3879f9a4903d645080

SHA512
40901ea36a5aa5a8f106a40a23afe70cfe4c2e5abe3f97885b884d751184242a84228f98fe35af3c4f0734adf909f1b61799502a69b41579587993738745c5fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
0d4cece782c0599405d45ad1c089d36c

SHA1
efec9c5e61a2846ea9f4d7c7b96e792d7d2b4545

SHA256
a2c2de6b83074c859ee6fa83c773966f1cd2e33d1fa7a8d7b7d684b2aa537cd4

SHA512
6d6a6595c825b1c77d8e3bef021caeac1bb4cd59dbc8d678191f8e00376ebca86764146c789b3f78a6329077b2e4afea323d71a3d446489a56bb0419e95ee7e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\[email protected]\content\bg.js
Filesize
9KB

MD5
a3ceb34f57d3b7a1fd4d2e31deac6f03

SHA1
6c00f895e4da46e01d9204cdff0d3bd7b3c54325

SHA256
6a4c5b7843e2e0d3af2d6f9f82940b5b8e9bb52d9a0e4774611cee60189bc298

SHA512
16d33cdd6cd4327b1b7e99dd6cdcdf1c595233cef267f3e80e4a4fa865e7015e6ee72f00c10ba8dd4f44ac76488b7a4e6a16a6bfd7cb12ba51d31106e6f0d424

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS14A1.tmp\[email protected]\install.rdf
Filesize
595B

MD5
ef601d0e1c26f41286ecd4186dcc4706

SHA1
76f377fada5225ce2dc0b826b907095f9c79fc99

SHA256
d78e993d1e9082c00c8e5c49c73de096ba119e91d76d022cfeb50032e442f2cd

SHA512
ef1a15e11b6eb193d11e0397f2a755dd51387206b0723e4fc2fa58173438a8398fed998fcbd756bad2558ca786e6287f90a20a6fbd32c61046f1dfbc9486ea8f

Download Submit
memory/1468-132-0x0000000000000000-mapping.dmp

Download