c3db2b3bf35a4b46f94b1de45d952ef3552e0279a226610620322e03f2121257

Analysis

max time kernel
131s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 19:37

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General

Target

c3db2b3bf35a4b46f94b1de45d952ef3552e0279a226610620322e03f2121257.exe
Size

932KB
MD5

7a1cf15ff70a8a1bdebf75dd43456dd7
SHA1

ce5aa2d2370982527cac9e54d095728fbe7da307
SHA256

c3db2b3bf35a4b46f94b1de45d952ef3552e0279a226610620322e03f2121257
SHA512

bf88b579625bf0f5ec0358219629e604c3e0c0d20800ce2bea4ec62d709bded830ba6fe6a1bde9b7a60cd1d3dd33102acb772dee6167c1cb9cef7f2cbdd6b018
SSDEEP

24576:h1OYdaOQCZ/iWCvu/2sWsJA/jlt+DHhsn:h1OsiCpYO/dJJDHhsn

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

bfiw2OdZBroKWLZ.exe

pid process

3212 bfiw2OdZBroKWLZ.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:

bfiw2OdZBroKWLZ.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\mfbbdljkeloieebjcbondidniocpciai\2.0\manifest.json	bfiw2OdZBroKWLZ.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\mfbbdljkeloieebjcbondidniocpciai\2.0\manifest.json	bfiw2OdZBroKWLZ.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mfbbdljkeloieebjcbondidniocpciai\2.0\manifest.json	bfiw2OdZBroKWLZ.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\mfbbdljkeloieebjcbondidniocpciai\2.0\manifest.json	bfiw2OdZBroKWLZ.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mfbbdljkeloieebjcbondidniocpciai\2.0\manifest.json	bfiw2OdZBroKWLZ.exe

Drops file in System32 directory 4 IoCs

Processes:

bfiw2OdZBroKWLZ.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	bfiw2OdZBroKWLZ.exe
File opened for modification	C:\Windows\System32\GroupPolicy	bfiw2OdZBroKWLZ.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	bfiw2OdZBroKWLZ.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	bfiw2OdZBroKWLZ.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

bfiw2OdZBroKWLZ.exe

pid	process
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe
3212	bfiw2OdZBroKWLZ.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

bfiw2OdZBroKWLZ.exe

description	pid	process
Token: SeDebugPrivilege	3212	bfiw2OdZBroKWLZ.exe
Token: SeDebugPrivilege	3212	bfiw2OdZBroKWLZ.exe
Token: SeDebugPrivilege	3212	bfiw2OdZBroKWLZ.exe
Token: SeDebugPrivilege	3212	bfiw2OdZBroKWLZ.exe
Token: SeDebugPrivilege	3212	bfiw2OdZBroKWLZ.exe
Token: SeDebugPrivilege	3212	bfiw2OdZBroKWLZ.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

c3db2b3bf35a4b46f94b1de45d952ef3552e0279a226610620322e03f2121257.exe

description	pid	process	target process
PID 1064 wrote to memory of 3212	1064	c3db2b3bf35a4b46f94b1de45d952ef3552e0279a226610620322e03f2121257.exe	bfiw2OdZBroKWLZ.exe
PID 1064 wrote to memory of 3212	1064	c3db2b3bf35a4b46f94b1de45d952ef3552e0279a226610620322e03f2121257.exe	bfiw2OdZBroKWLZ.exe
PID 1064 wrote to memory of 3212	1064	c3db2b3bf35a4b46f94b1de45d952ef3552e0279a226610620322e03f2121257.exe	bfiw2OdZBroKWLZ.exe

C:\Users\Admin\AppData\Local\Temp\c3db2b3bf35a4b46f94b1de45d952ef3552e0279a226610620322e03f2121257.exe
"C:\Users\Admin\AppData\Local\Temp\c3db2b3bf35a4b46f94b1de45d952ef3552e0279a226610620322e03f2121257.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\bfiw2OdZBroKWLZ.exe
  .\bfiw2OdZBroKWLZ.exe
  2⤵
  - Executes dropped EXE
  - Drops Chrome extension
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3212

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:3600

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:3524

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
9dca5d559e29bc0c454e5358fe1441e4

SHA1
8e4b1b9701a9eb8f8c3a7ae1a3e35e1941ae630f

SHA256
ed9f289547b44f814bcc2c142eb264bc9eccc5521b7add7b6c070460ff3694af

SHA512
ebbfbfb86d8c1c4dda60eee8d43ec38345a973510653b9a7fbeea8d923c52e6284fc7ea1b01321bf8b495b971116993a38417f3bede6bee5210f4cd3009e583a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\[email protected]\content\bg.js

Filesize
9KB

MD5
36e848799c0db49676a1746e9fd08a87

SHA1
b8936914ae03cfecedaca8b581420560bed76cd2

SHA256
8d723cc0f0cb4ba1e7ff620f80883e874495abfcbed02d02adf48c74b12f5f50

SHA512
a00f9f821071b2df381f71240d2b9f2f5af9b467416cf53187462aaa2f595afe11263dbfab944bee68fd78e8533d01bac4db1f5d94e9e02b8fe27ffaa3b4fc22

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\[email protected]\install.rdf

Filesize
595B

MD5
148d3f4cfff6a2643df342afb1c29e02

SHA1
cdf0c58f7cd37947318d899827c26a60fc67dbbc

SHA256
5cdc25356215c2e434b5f7abdb187d1ada1b94ee56bf4f9c80791f980c9cf87c

SHA512
0bbcb2de0dce18896e9cc1e86ff23bd15716035f7b527dd01faa8813c60306ebedc0b603784125a77012d0565d1067fcb6549f102e84b4a2444bf07aab51c395

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\bfiw2OdZBroKWLZ.dat

Filesize
1KB

MD5
7a33c25a73661f1d854f9577e5f2303a

SHA1
73c830a1f73e23eb183e801451c81f05dbf62d97

SHA256
50fa2842dce219b56c2489afc713dc1f1847b38cc1174a91ab5857e5fab21e63

SHA512
6f6285c550805538fcf330deb499dedd2d5ba8a4533138b04eae5844f2a7ae587db5bc3e00b8997b67d7c5993a538ec6ce5664617c9005c27a10bc82beb8b1fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\bfiw2OdZBroKWLZ.exe

Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\bfiw2OdZBroKWLZ.exe

Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\mfbbdljkeloieebjcbondidniocpciai\background.html

Filesize
140B

MD5
a7dfefdaf6204dd07f734c1082b38f5e

SHA1
57cc2f2b4a538b05f21b8adbd8777c7a0a657b5c

SHA256
3e2a41b118c94452114b9852bbf8f47ce18374fa416c31bd9cc0dad55e1a0ec8

SHA512
79153b37aba61409bb568a13585ca7d9cbbd09ed050a546b281e353f2f75389890fc40870afac4fc43b02eb50d01734280a5523203f5a7ddcddfba49e3271487

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\mfbbdljkeloieebjcbondidniocpciai\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\mfbbdljkeloieebjcbondidniocpciai\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\mfbbdljkeloieebjcbondidniocpciai\manifest.json

Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSF37D.tmp\mfbbdljkeloieebjcbondidniocpciai\ocW.js

Filesize
6KB

MD5
149b4c4b85db6b7eaffd68926964a7b6

SHA1
e3c75209cc7c6efdd17f75e6c04693fc828f83b6

SHA256
62a0bb6f41c694b8248dfd649f738c92b07f08e97a6f5f12586b6ff102ec09be

SHA512
f88e9fda363c8781d4fe63c15fd53920b47e00249a3e0bf8968ee1e7c6246b1b126f5418c3c2acb6b4209afa68c1d930674a156cdf41dda1206fee38b6c0dfe2

Download Submit
memory/3212-132-0x0000000000000000-mapping.dmp

Download