ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343

Analysis

max time kernel
41s
max time network
66s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 16:21

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General

Target

ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe
Size

920KB
MD5

5211e4c615c86992932af999abda2548
SHA1

ccd6a58d03863df166c827b01df4247588ae1a11
SHA256

ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343
SHA512

93c801c4d7895b0bdd913335ed7cb654e55f396964cdbedf544a561b3a5e84d9e59ff8722ff4df35f0a03adf41cac7867ec9235e32410cf80df439569022cdca
SSDEEP

24576:h1OYdaO7MtdHAqcdDVhYwiei7+EpFAh/kKk:h1OsmPHVmVhYwiLtKkKk

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

KWBVANSE9LZfUDJ.exe

pid process

1732 KWBVANSE9LZfUDJ.exe
Loads dropped DLL 1 IoCs

Processes:

ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe

pid process

1388 ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.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

pid	process
1388	ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe

Drops Chrome extension 3 IoCs

Processes:

KWBVANSE9LZfUDJ.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ddnchakekbnofdldhlakgdkedfllkfhb\2.0\manifest.json	KWBVANSE9LZfUDJ.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ddnchakekbnofdldhlakgdkedfllkfhb\2.0\manifest.json	KWBVANSE9LZfUDJ.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ddnchakekbnofdldhlakgdkedfllkfhb\2.0\manifest.json	KWBVANSE9LZfUDJ.exe

Drops file in System32 directory 4 IoCs

Processes:

KWBVANSE9LZfUDJ.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	KWBVANSE9LZfUDJ.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	KWBVANSE9LZfUDJ.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	KWBVANSE9LZfUDJ.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	KWBVANSE9LZfUDJ.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

KWBVANSE9LZfUDJ.exe

pid	process
1732	KWBVANSE9LZfUDJ.exe
1732	KWBVANSE9LZfUDJ.exe
1732	KWBVANSE9LZfUDJ.exe
1732	KWBVANSE9LZfUDJ.exe
1732	KWBVANSE9LZfUDJ.exe
1732	KWBVANSE9LZfUDJ.exe
1732	KWBVANSE9LZfUDJ.exe
1732	KWBVANSE9LZfUDJ.exe
1732	KWBVANSE9LZfUDJ.exe
1732	KWBVANSE9LZfUDJ.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

KWBVANSE9LZfUDJ.exe

description	pid	process
Token: SeDebugPrivilege	1732	KWBVANSE9LZfUDJ.exe
Token: SeDebugPrivilege	1732	KWBVANSE9LZfUDJ.exe
Token: SeDebugPrivilege	1732	KWBVANSE9LZfUDJ.exe
Token: SeDebugPrivilege	1732	KWBVANSE9LZfUDJ.exe
Token: SeDebugPrivilege	1732	KWBVANSE9LZfUDJ.exe
Token: SeDebugPrivilege	1732	KWBVANSE9LZfUDJ.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe

description	pid	process	target process
PID 1388 wrote to memory of 1732	1388	ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe	KWBVANSE9LZfUDJ.exe
PID 1388 wrote to memory of 1732	1388	ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe	KWBVANSE9LZfUDJ.exe
PID 1388 wrote to memory of 1732	1388	ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe	KWBVANSE9LZfUDJ.exe
PID 1388 wrote to memory of 1732	1388	ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe	KWBVANSE9LZfUDJ.exe

C:\Users\Admin\AppData\Local\Temp\ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe
"C:\Users\Admin\AppData\Local\Temp\ff8cbbd63e5ec409400f5518832545d599d4a9486c9293e914f1defa40dc7343.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1388

C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\KWBVANSE9LZfUDJ.exe
.\KWBVANSE9LZfUDJ.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1732

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\7zSD70E.tmp\KWBVANSE9LZfUDJ.dat

Filesize
1KB

MD5
83102696b06f3f18c80990154ac6b951

SHA1
28697f658d1f1e17288c291cc4d0a074a72b92dc

SHA256
2535e0d63a964519f9201122d7502e9fe51a7507a247bdd42adc42c4b271d880

SHA512
ee7e276377c323afaff9bb5402896b16815ca3509a44e11f93bcc723f188d03b2e2bfcfbee95c2b1ee588af0b0ba3d3d3c70d54d7b6565269319fe8e8e688293

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\KWBVANSE9LZfUDJ.exe

Filesize
760KB

MD5
dcd148f6f3af3e3b0935c4fcc9f41811

SHA1
ee9bdbc7c568c7832d90b85921ab20030b6734cd

SHA256
f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

SHA512
34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\ddnchakekbnofdldhlakgdkedfllkfhb\GYKgVA.js

Filesize
6KB

MD5
7eab184fc617f630646894e61b819832

SHA1
0009616bd2bb5dbe9b6ff8737281a346d426f997

SHA256
b67acb5fcfba07adba5a2d2a146f6e7786c787a43a3328b4101726e31f6fac1d

SHA512
8addecd7fd862485db47622322ea4d1baceb4f92e40c6e4e0dfab554cf063c6ddada81a0a63ea162ad7b2fefc0ab9286d0964a9aabff0de52a2bed1d934852ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\ddnchakekbnofdldhlakgdkedfllkfhb\background.html

Filesize
143B

MD5
9ceca127f7ae9f9f93724a7174707bf0

SHA1
98a1014138332733b8c75356748118a42f4ffc1e

SHA256
80401b132d25d470050677b592b349eaff5a50bdd0d5260a319c8e885613d556

SHA512
8798e9cee0f79bd94e4ed81a5791dc13abe350866d39256d20a34cf3ad861c0e57ad574561d71c4b6e48ecf7c3dfc4bbd3b93763046a6b58226a5c6e314a9de4

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\ddnchakekbnofdldhlakgdkedfllkfhb\content.js

Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\ddnchakekbnofdldhlakgdkedfllkfhb\lsdb.js

Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\ddnchakekbnofdldhlakgdkedfllkfhb\manifest.json

Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\[email protected]\chrome.manifest

Filesize
35B

MD5
9eadc90c16b615e90c9d8b13cc05bb25

SHA1
3efd9156f9e87ca9c851713ef54c876e9adf2bb4

SHA256
f4797ea92212c963b727b1f56e7304094853ab743b43929988446ee0549cccb2

SHA512
610d7c71ac447997373ae7d3ebb466d7b1bc696fa607788ee2f139549fa2022f7ee1bd226ecd85366a414aba37f48ddfec9767766ba562409d509286159325a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\[email protected]\content\bg.js

Filesize
8KB

MD5
727dadaee6f4753854a09b617943ce05

SHA1
40e86ccea92d23065edea424b3c0a3cf8db73fc8

SHA256
486cd7cf652aab5880230db109b190079eee1bb5f213d074ea7970aa674e3180

SHA512
430cd8206c348a4fe7a9be82be06f35c1d4dcec5d9148858351490beb4f30fb3ca2d3a7d1226e52d0d931e0bae8682b19f01d9e5d600abf478fd0dcd870ab679

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\[email protected]\install.rdf

Filesize
596B

MD5
5ae4f6bfe6aeb3682d5fb540c02f780b

SHA1
032fa52e1d66e5257e241065d685aab2da72a5c7

SHA256
8e2f1f5b650f3458922cc69eca16ab224f953e0c147206f446314dd901e4ca29

SHA512
338a00dc62ba008b31e8f34dad5a89127308088bef0992bffb3efe5f83abd13f2f50797ef3550c1bfe476ffaee66f8e31752c60c38ad7467fb3e6d4075a51855

Download Submit
\Users\Admin\AppData\Local\Temp\7zSD70E.tmp\KWBVANSE9LZfUDJ.exe

Filesize
760KB

MD5
dcd148f6f3af3e3b0935c4fcc9f41811

SHA1
ee9bdbc7c568c7832d90b85921ab20030b6734cd

SHA256
f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

SHA512
34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

Download Submit
memory/1388-54-0x00000000763F1000-0x00000000763F3000-memory.dmp

Filesize
8KB

Download
memory/1732-56-0x0000000000000000-mapping.dmp

Download