a514ec5cb4574f527ca18869a8dfc1c690bd0297fcaac7c53c388c8e08f9731c

Analysis

max time kernel
163s
max time network
173s
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 21:16

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General

Target

a514ec5cb4574f527ca18869a8dfc1c690bd0297fcaac7c53c388c8e08f9731c.exe
Size

919KB
MD5

2a1fee31c6eb557f7acc7f14c2f855c6
SHA1

869ab4a9df8a005719b85da1663e7d5c4ed45a73
SHA256

a514ec5cb4574f527ca18869a8dfc1c690bd0297fcaac7c53c388c8e08f9731c
SHA512

3ce763d20a96a8f74b166d2a8d9927de385d84b3644380db5fea4c7b93d2d4268e0c2063a7a62cba843e20e1df9455562772bde50c6bf88633c17abd000aff74
SSDEEP

24576:h1OYdaOOMtdHAqcdDVhYwiei7+EpFAh/kK5:h1OsHPHVmVhYwiLtKkK5

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

grzoMTAnf20WBuq.exe

pid process

2224 grzoMTAnf20WBuq.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:

grzoMTAnf20WBuq.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\bdnnonjiabcbaifihegpegaomlbfjjli\2.0\manifest.json	grzoMTAnf20WBuq.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\bdnnonjiabcbaifihegpegaomlbfjjli\2.0\manifest.json	grzoMTAnf20WBuq.exe
File created	C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\bdnnonjiabcbaifihegpegaomlbfjjli\2.0\manifest.json	grzoMTAnf20WBuq.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\bdnnonjiabcbaifihegpegaomlbfjjli\2.0\manifest.json	grzoMTAnf20WBuq.exe
File created	C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\bdnnonjiabcbaifihegpegaomlbfjjli\2.0\manifest.json	grzoMTAnf20WBuq.exe

Drops file in System32 directory 4 IoCs

Processes:

grzoMTAnf20WBuq.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	grzoMTAnf20WBuq.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	grzoMTAnf20WBuq.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	grzoMTAnf20WBuq.exe
File opened for modification	C:\Windows\System32\GroupPolicy	grzoMTAnf20WBuq.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

grzoMTAnf20WBuq.exe

pid	process
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe
2224	grzoMTAnf20WBuq.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

grzoMTAnf20WBuq.exe

description	pid	process
Token: SeDebugPrivilege	2224	grzoMTAnf20WBuq.exe
Token: SeDebugPrivilege	2224	grzoMTAnf20WBuq.exe
Token: SeDebugPrivilege	2224	grzoMTAnf20WBuq.exe
Token: SeDebugPrivilege	2224	grzoMTAnf20WBuq.exe
Token: SeDebugPrivilege	2224	grzoMTAnf20WBuq.exe
Token: SeDebugPrivilege	2224	grzoMTAnf20WBuq.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

a514ec5cb4574f527ca18869a8dfc1c690bd0297fcaac7c53c388c8e08f9731c.exe

description	pid	process	target process
PID 2724 wrote to memory of 2224	2724	a514ec5cb4574f527ca18869a8dfc1c690bd0297fcaac7c53c388c8e08f9731c.exe	grzoMTAnf20WBuq.exe
PID 2724 wrote to memory of 2224	2724	a514ec5cb4574f527ca18869a8dfc1c690bd0297fcaac7c53c388c8e08f9731c.exe	grzoMTAnf20WBuq.exe
PID 2724 wrote to memory of 2224	2724	a514ec5cb4574f527ca18869a8dfc1c690bd0297fcaac7c53c388c8e08f9731c.exe	grzoMTAnf20WBuq.exe

C:\Users\Admin\AppData\Local\Temp\a514ec5cb4574f527ca18869a8dfc1c690bd0297fcaac7c53c388c8e08f9731c.exe
"C:\Users\Admin\AppData\Local\Temp\a514ec5cb4574f527ca18869a8dfc1c690bd0297fcaac7c53c388c8e08f9731c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2724

C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\grzoMTAnf20WBuq.exe
.\grzoMTAnf20WBuq.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2224

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:2756

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:1616

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\7zSBAD9.tmp\bdnnonjiabcbaifihegpegaomlbfjjli\JsSBZ8CACL.js
Filesize
6KB

MD5
83a8a527ef00a543ac149a564578a94c

SHA1
95f5f10885be99e404aaedc6567f411f0985b085

SHA256
f46dab382c751bfdbcb386cfb5159e8103af4076d630fc2f566430491c233c9c

SHA512
7f75532ebec60e6727c64a734a998dc66f450a6d4d96db39ccfc541f75ffaec5efbf999af774a55b4e7ae5de52db3e2a8415b86cd6bd80aae4383be5f4a9835c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\bdnnonjiabcbaifihegpegaomlbfjjli\background.html
Filesize
147B

MD5
8c4997a736e94640fe3b6409964743d8

SHA1
2bf4ad0e5ce5e04c06bd167ede005327d478847f

SHA256
a526849000d44e21e1c69234bb0da1799a9b235d9ebe55defc85c62744ba808c

SHA512
0e29144bdf3492f9719012acc6b0658201ec72639989b763a48faaefba54b5cce7934e7d9b02ff7ee52615d137cf2625e498634cb0305293401e45d5c081715f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\bdnnonjiabcbaifihegpegaomlbfjjli\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\bdnnonjiabcbaifihegpegaomlbfjjli\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\bdnnonjiabcbaifihegpegaomlbfjjli\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\grzoMTAnf20WBuq.dat
Filesize
1KB

MD5
56358dd7744e25b7650435b6a98ae2ce

SHA1
bf9644260ff0dd77cc3fc510fbebc4c9d4695dcc

SHA256
e1bccab867cba2f5c65e2d1b62a8856071ab6adbdb6b9d8349d12777fde59f03

SHA512
c1a8fb055a119b949b2c2dfc69d380eed68cb37cc5af23d258c3d37230a5b778df6c94b2cef35c9206cfb6a4551dc2caf26988da65cc397f787aaf256eea293d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\grzoMTAnf20WBuq.exe
Filesize
760KB

MD5
dcd148f6f3af3e3b0935c4fcc9f41811

SHA1
ee9bdbc7c568c7832d90b85921ab20030b6734cd

SHA256
f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

SHA512
34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\grzoMTAnf20WBuq.exe
Filesize
760KB

MD5
dcd148f6f3af3e3b0935c4fcc9f41811

SHA1
ee9bdbc7c568c7832d90b85921ab20030b6734cd

SHA256
f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

SHA512
34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
c59d94cdd45c9b954943e0f88bb3dee8

SHA1
b93c8dd8b8c54d97511aba5f80d880c33c087d39

SHA256
42fb6b19134e922ef028cc5471ad44fd24ed0d4ecb24dc4e9d37dc8cd278e53b

SHA512
aa0c46100f6aa45da64e82c1136cd0fca0ba8e54d623966fd036c4ddf5c705e827df5aff9f74db9ec5d60eb426bc1d86d16f2a29252a16f126302f04aede4310

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\[email protected]\content\bg.js
Filesize
8KB

MD5
f8ce2b3d9ab548531f9fc4ab06f28113

SHA1
7eddf24a187dedf537c33626278f313a98ed0bc8

SHA256
255adb8074ab6e777a67fbf6681ff34b4a2b4ccbac5eed94eef73e9700f2fee8

SHA512
e501050d401c3be31884aaf37c17a2edc462be98febdbcd8b3c10f7ac055083e0135317459b46b1461fb30956acadee4e38a2c00572b658d1bdf79c0f9a314bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSBAD9.tmp\[email protected]\install.rdf
Filesize
594B

MD5
91adf612b1527bd32925e3148aa64aa9

SHA1
8fe6586951a64e400fcf6531c4f53354ac18b047

SHA256
162aaddb40622943fad9a64efc45d607b3b8e98564c11bfcd630faa8e7ff9296

SHA512
3bb8fb6a0e3abdea4e23054bd4149e3cd8c31df4066e6a7ede1f96cd257351f9bfdbbc69976bae5d25c86c13742579d0d725d65616015e64f86d4806ea8da74a

Download Submit
memory/2224-132-0x0000000000000000-mapping.dmp

Download