cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e

Analysis

max time kernel
44s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 18:58

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General

Target

cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe
Size

931KB
MD5

c481b4fa9ff2d82c73f6278346ece961
SHA1

dbdf55425fed11c8b60231a8eec1aef93b1598e8
SHA256

cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e
SHA512

e7ab7e34c58dd32021d635c3fdbe6772149a7ebd0c46970a8d8d71c26ddddffae1366e46bc43e2ec92249fb518ae9d38473880bc180cf8cee22c6ae08273fdc1
SSDEEP

24576:h1OYdaOICZ/iWCvu/2sWsJA/jlt+DHhsa:h1OseCpYO/dJJDHhsa

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

b72BiFcu9i2f8QG.exe

pid process

1752 b72BiFcu9i2f8QG.exe
Loads dropped DLL 1 IoCs

Processes:

cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe

pid process

1464 cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.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
1752	b72BiFcu9i2f8QG.exe

pid	process
1464	cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe

Drops Chrome extension 3 IoCs

Processes:

b72BiFcu9i2f8QG.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\jkombflincbdngohkfeefnmalfjlibec\1.3\manifest.json	b72BiFcu9i2f8QG.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\jkombflincbdngohkfeefnmalfjlibec\1.3\manifest.json	b72BiFcu9i2f8QG.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\jkombflincbdngohkfeefnmalfjlibec\1.3\manifest.json	b72BiFcu9i2f8QG.exe

Drops file in System32 directory 4 IoCs

Processes:

b72BiFcu9i2f8QG.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	b72BiFcu9i2f8QG.exe
File opened for modification	C:\Windows\System32\GroupPolicy	b72BiFcu9i2f8QG.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	b72BiFcu9i2f8QG.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	b72BiFcu9i2f8QG.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

b72BiFcu9i2f8QG.exe

pid process

1752 b72BiFcu9i2f8QG.exe
1752 b72BiFcu9i2f8QG.exe
1752 b72BiFcu9i2f8QG.exe
1752 b72BiFcu9i2f8QG.exe

pid	process
1752	b72BiFcu9i2f8QG.exe
1752	b72BiFcu9i2f8QG.exe
1752	b72BiFcu9i2f8QG.exe
1752	b72BiFcu9i2f8QG.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe

description	pid	process	target process
PID 1464 wrote to memory of 1752	1464	cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe	b72BiFcu9i2f8QG.exe
PID 1464 wrote to memory of 1752	1464	cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe	b72BiFcu9i2f8QG.exe
PID 1464 wrote to memory of 1752	1464	cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe	b72BiFcu9i2f8QG.exe
PID 1464 wrote to memory of 1752	1464	cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe	b72BiFcu9i2f8QG.exe

C:\Users\Admin\AppData\Local\Temp\cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe
"C:\Users\Admin\AppData\Local\Temp\cf8e308b792229cde00a37ae204cf5b4e5938a520a9b43d89036fc3208d0965e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1464

C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\b72BiFcu9i2f8QG.exe
.\b72BiFcu9i2f8QG.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:1752

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\b72BiFcu9i2f8QG.dat
Filesize
1KB

MD5
23c58f77f3887056bbffc46af27ff2f5

SHA1
bfd1b3ef4452d6f12039fec90d1399dd2ad9efbe

SHA256
79787e9e6a16fe334f097d86f31ef9a4ebd33e9d5158ed02ed16eb83c08073a8

SHA512
853c473dd9e8528100ca924cb0e633bab6ae4155b363e0ff86137993ab064f5d576113b0ce51424044633cf854753c8d0cc1e24077506c39c7a18d97dd1ddfc2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\b72BiFcu9i2f8QG.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\jkombflincbdngohkfeefnmalfjlibec\WC2p6Oj9.js
Filesize
6KB

MD5
bf485a68d22433d83894f2d2028961a3

SHA1
03b323feabae788cb52cf57ebadd5a12ecd18e06

SHA256
f78a599fab1c32f02dc906c02afd762f34057bafbdf2dfdca5876bf042e9918b

SHA512
275579f979abf7db9781260b09a251b4acb86fc75e388b066f1d0b8aeb2fec84d01df5d60c5a119ff472c8b103088c3b820d9d684a68671adb42ba35f37a1cfa

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\jkombflincbdngohkfeefnmalfjlibec\background.html
Filesize
145B

MD5
290d39f392abeeeaea8c590fa9d38817

SHA1
c8c8c26093b64b5781e67ccca5f0a537cf079747

SHA256
8562b9a8c17c447aaf0c5c220c0bb19679037951bcf0a685dccfb7905082c6e5

SHA512
9b5c2a9ee69c071f208fd6c1d9fdc31cfcd005f8562c25579eb611343f3f2fac16f6dba0d22fc52f8834b0b2ac927f140d4f69b033ec42c826fd0322db0376a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\jkombflincbdngohkfeefnmalfjlibec\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\jkombflincbdngohkfeefnmalfjlibec\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\jkombflincbdngohkfeefnmalfjlibec\manifest.json
Filesize
498B

MD5
664e2884e17f23553a19eee317642194

SHA1
a28ccc088d6b6692646150f3e8f111e568723fb4

SHA256
ee4ef853224cde2aa7e54351c02bc811af939202b82e19cbd1cc011fc3565191

SHA512
b2cef8c4dfb6a0648f21c53393b982c9171d8a0344a94970c13866ebd2870de2cd99dab5984000b10802c54a748230104c7997c3d2cd3ac5e97c9355a4cb7ecb

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
178d719e2aad915995a81bac04b761cf

SHA1
1ccc1e3793a69e4ef97d731f8d2fbd792ead8246

SHA256
e7960c0692bc2ef3758b2e87fa4b5b3b5ba47c986deb2fc65e6cdf9da0715662

SHA512
8351ea6871bd9df97746ed364bf86e4b5c4fc553df11bd8ab3e3ffb99eae458b80bb546dfb1867c2cc17b53e6c014e36d5d8312541e0403f6aeb4cd4ce981366

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\[email protected]\content\bg.js
Filesize
9KB

MD5
2fed2b0e15f0d51e49fb3dd890c9524e

SHA1
850a4f28ba1c1ce49c20b403fb3211762060203a

SHA256
06f3b9ce61d2e0594782e9241cf2812b284412e865483c3cf8bbabf6fe42dc2c

SHA512
ad412b46c37a1c50f3f3f6cb7bd15a9e56bd1510a03580731bf8b21970958b7d9ff36d8c4cf5975923eedd064ca570e9653d8672cfbd211418b6ea326c9013da

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\[email protected]\install.rdf
Filesize
591B

MD5
a696a7a56e907586fef2b199182edc52

SHA1
746b2bea5ccd7b69ecf897ad75d3b2f2c1fd0c8f

SHA256
e8adc086373b5542c9879e0f8756686b02f77c2464c347e1d3d37b5af9f85007

SHA512
e1423f6913e05f855d81319fde0f1a4367575e874387e6b1204956bcdc01191b42229c9114e75447f442d218c8852aa2138c2c55b7d45f708e1c45e7f2fa75f6

Download Submit
\Users\Admin\AppData\Local\Temp\7zS26F2.tmp\b72BiFcu9i2f8QG.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
memory/1464-54-0x00000000758B1000-0x00000000758B3000-memory.dmp

Filesize
8KB

Download
memory/1752-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads