a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014

Analysis

max time kernel
200s
max time network
211s
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 21:18

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General

Target

a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe
Size

931KB
MD5

ec906ede3e30be939da0df4ec7a5b00f
SHA1

ad62d4b6cf58c48bd46c7433ded425538ed123f8
SHA256

a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014
SHA512

91d6d8c2b2783dd84906f7b1c20aa89346fc1617d69e7fa66140b690929d03bc7ba39a4416f91c5c1b49c729b3323213b08f5a83b3deaf2a0425b51a8749c017
SSDEEP

24576:h1OYdaObCZ/iWCvu/2sWsJA/jlt+DHhs2:h1OsVCpYO/dJJDHhs2

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

brnhBOv73T2zUNl.exe

pid process

3888 brnhBOv73T2zUNl.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:

brnhBOv73T2zUNl.exe

description	ioc	process
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\pddlbmpfbhfmcogmalbhaclidepfbcfc\2.0\manifest.json	brnhBOv73T2zUNl.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\pddlbmpfbhfmcogmalbhaclidepfbcfc\2.0\manifest.json	brnhBOv73T2zUNl.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\pddlbmpfbhfmcogmalbhaclidepfbcfc\2.0\manifest.json	brnhBOv73T2zUNl.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\pddlbmpfbhfmcogmalbhaclidepfbcfc\2.0\manifest.json	brnhBOv73T2zUNl.exe
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\pddlbmpfbhfmcogmalbhaclidepfbcfc\2.0\manifest.json	brnhBOv73T2zUNl.exe

Drops file in System32 directory 4 IoCs

Processes:

brnhBOv73T2zUNl.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	brnhBOv73T2zUNl.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	brnhBOv73T2zUNl.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	brnhBOv73T2zUNl.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	brnhBOv73T2zUNl.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

brnhBOv73T2zUNl.exe

pid	process
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe
3888	brnhBOv73T2zUNl.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

brnhBOv73T2zUNl.exe

description	pid	process
Token: SeDebugPrivilege	3888	brnhBOv73T2zUNl.exe
Token: SeDebugPrivilege	3888	brnhBOv73T2zUNl.exe
Token: SeDebugPrivilege	3888	brnhBOv73T2zUNl.exe
Token: SeDebugPrivilege	3888	brnhBOv73T2zUNl.exe
Token: SeDebugPrivilege	3888	brnhBOv73T2zUNl.exe
Token: SeDebugPrivilege	3888	brnhBOv73T2zUNl.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe

description	pid	process	target process
PID 1548 wrote to memory of 3888	1548	a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe	brnhBOv73T2zUNl.exe
PID 1548 wrote to memory of 3888	1548	a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe	brnhBOv73T2zUNl.exe
PID 1548 wrote to memory of 3888	1548	a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe	brnhBOv73T2zUNl.exe

C:\Users\Admin\AppData\Local\Temp\a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe
"C:\Users\Admin\AppData\Local\Temp\a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1548

C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\brnhBOv73T2zUNl.exe
.\brnhBOv73T2zUNl.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3888

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:4080

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4072

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\7zS58DE.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
8f068c36f736714ff18c96ddd463829a

SHA1
e6d8223c4aec887bd09d3fa6edbba48b15aed0e8

SHA256
6f02e42a50d389a7f7f07e79bcfb9f35fe036b1ddcb0e2f0dc8771ad4b7ed2c9

SHA512
c5cb9224e4963ef2a015b25f69ff30fe0eaefdbfb5d133400bcec1e1417426fbd877a696176bd49ee2c1fade2ff6970bb48bda1272139969db908a9c680814f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\[email protected]\content\bg.js
Filesize
8KB

MD5
d9fb9c0a73957d999080f6fc9d076b9c

SHA1
f852e6b8d23f96c449c22afc6152337c8a863147

SHA256
c2598a8b43797973fec7dba64b8efe23bb82b899a05a01449e8f413e4b4c35b4

SHA512
60e4ceeaa8807fec3c02b23bbf15fa29171a997da4839e26c2711ae576788b708c5cabf5f7d1c1f395d6cfbf99e9090cc7ee969a13da063acc9e2f9a26e18fae

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\[email protected]\install.rdf
Filesize
594B

MD5
11004f9dab50449dd8cfd74f009ac897

SHA1
b0084190ad972853bfc72e2e4dab2395df50bb23

SHA256
fccdffbc28fad146073147865d655f2247f804a83b0d82c7d8bf0abd65987790

SHA512
ae6f4cb3bf270c9261e2d2d65e59c310cb83c68b476cb8360df4d64075cab648f3738f45448e5123c1f76817c8d69b902754f53894d6308995a3a623af8468ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\brnhBOv73T2zUNl.dat
Filesize
1KB

MD5
2e2c1154d2f0f135f151c4dff176b12c

SHA1
d551607aca762107bd936dfff2f8bb7246266324

SHA256
afe84e02ed93a4980470e4aa04cf56383668549c1a815afc716785e6c374aabe

SHA512
683c045b48382e6f3ccbe10ac440920f36fba4e6da31576f00fd5e3cf7b198ad2c3abdb8bff97aa1ca62a8205e7343f1a59a342b8a1b00342fb5f7d5c4f079c7

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\brnhBOv73T2zUNl.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\brnhBOv73T2zUNl.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\E.js
Filesize
6KB

MD5
fba11994b0f9505161e0a2f149d285ae

SHA1
6b9c084f08a97954ba37f02a2392a09fbe04737e

SHA256
1352e19738d58760d2b2cdf88d95d187acbb49fbbfce47cd146a483f65d3fe02

SHA512
d49f1ae8f60487d6965c3bf959fcde5e6effe85d82de82aac3add77ce888d856f71f69e3b2c42a6679ea2cb8992c7a5dad1dd759414b34242745f03e10f829e0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\background.html
Filesize
138B

MD5
07aa8fbef4d4aa9725bdaedfad1a2e18

SHA1
6cf622d2b094007fc35c9c7efc4fd3a4a594c1f2

SHA256
ca4f5a1c1ab80567b4357d15d67a28c9200d545e510c9a5df5d02e36f8b99c5f

SHA512
0f8c9b7b2c34cddde2d2f1b8568ec01a7558e47ebc0c1d0be34d6d1bbba05964c974718427c4eed69cbbb6e778700688d37483a394c39e82edd37fe138adef43

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS58DE.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
memory/3888-132-0x0000000000000000-mapping.dmp

Download