c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059

Analysis

max time kernel
59s
max time network
91s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 19:35

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General

Target

c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe
Size

931KB
MD5

f18889faf69e4e68374772ed126dcc39
SHA1

7adf962d6c113fcb76a17d7d39842f4cdbb1d49f
SHA256

c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059
SHA512

2dc98aad00f402d60350d11b234dc8ceae53f0a4c809a87b5d3839e5433b4206e7de9d5ccaf5ab12a8d5d4bfba30ab4345793b517f541edf5800acb04148bdee
SSDEEP

24576:h1OYdaOaCZ/iWCvu/2sWsJA/jlt+DHhs9:h1OssCpYO/dJJDHhs9

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

bP35blynMahSTKK.exe

pid process

932 bP35blynMahSTKK.exe
Loads dropped DLL 1 IoCs

Processes:

c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe

pid process

1724 c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.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
1724	c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe

Drops Chrome extension 3 IoCs

Processes:

bP35blynMahSTKK.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\kfkhbgmbgggjofhafbddgmnaaiegbjpo\2.0\manifest.json	bP35blynMahSTKK.exe
File created	C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\kfkhbgmbgggjofhafbddgmnaaiegbjpo\2.0\manifest.json	bP35blynMahSTKK.exe
File created	C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\kfkhbgmbgggjofhafbddgmnaaiegbjpo\2.0\manifest.json	bP35blynMahSTKK.exe

Drops file in System32 directory 4 IoCs

Processes:

bP35blynMahSTKK.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	bP35blynMahSTKK.exe
File opened for modification	C:\Windows\System32\GroupPolicy	bP35blynMahSTKK.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	bP35blynMahSTKK.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	bP35blynMahSTKK.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

bP35blynMahSTKK.exe

pid	process
932	bP35blynMahSTKK.exe
932	bP35blynMahSTKK.exe
932	bP35blynMahSTKK.exe
932	bP35blynMahSTKK.exe
932	bP35blynMahSTKK.exe
932	bP35blynMahSTKK.exe
932	bP35blynMahSTKK.exe
932	bP35blynMahSTKK.exe
932	bP35blynMahSTKK.exe
932	bP35blynMahSTKK.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

bP35blynMahSTKK.exe

description	pid	process
Token: SeDebugPrivilege	932	bP35blynMahSTKK.exe
Token: SeDebugPrivilege	932	bP35blynMahSTKK.exe
Token: SeDebugPrivilege	932	bP35blynMahSTKK.exe
Token: SeDebugPrivilege	932	bP35blynMahSTKK.exe
Token: SeDebugPrivilege	932	bP35blynMahSTKK.exe
Token: SeDebugPrivilege	932	bP35blynMahSTKK.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe

description	pid	process	target process
PID 1724 wrote to memory of 932	1724	c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe	bP35blynMahSTKK.exe
PID 1724 wrote to memory of 932	1724	c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe	bP35blynMahSTKK.exe
PID 1724 wrote to memory of 932	1724	c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe	bP35blynMahSTKK.exe
PID 1724 wrote to memory of 932	1724	c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe	bP35blynMahSTKK.exe

C:\Users\Admin\AppData\Local\Temp\c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe
"C:\Users\Admin\AppData\Local\Temp\c4905216081d9113e497548a67c77d7cbf87301e28d958f04b406a42e225f059.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1724

C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\bP35blynMahSTKK.exe
.\bP35blynMahSTKK.exe
2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:932

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\7zS3737.tmp\[email protected]\bootstrap.js
Filesize
2KB

MD5
df13f711e20e9c80171846d4f2f7ae06

SHA1
56d29cda58427efe0e21d3880d39eb1b0ef60bee

SHA256
6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

SHA512
6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\[email protected]\chrome.manifest
Filesize
35B

MD5
af70d0e632e22a8459dadf3dec828903

SHA1
f0214e87554322071fc99206e026b7a37882a15f

SHA256
d34087bc95100672482916dcb79051d4ae0d5bb8fd0d31c2fcfdbb3c3ee25eba

SHA512
4556ad2cf0bb3c2dac965f45b420cae27e49d1065b231524707dd1d15bb17be42fc50f1b1dd0edb345a52eba202d095aea3add5c1ebec8eca6a0d46bae1d6b92

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\[email protected]\content\bg.js
Filesize
8KB

MD5
b5985b7bfa32c01e95fa0308ef295bf9

SHA1
0df0b443b817f4df9b0da3e883806a10165ed168

SHA256
263349396b6df7ec376caac3b86e4039877cf546f4b82a1fd5dc3538b99cb26d

SHA512
6792f41db8294a407065aea58a59a8245b3a448bafa92ab10e7ccc5c814c3573467c9430671f021d10bad9a153113120b214a7bd710a8a5e5f12bc6277fec399

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\[email protected]\install.rdf
Filesize
591B

MD5
8e835048f0ce3a0de8257aa7c88863ed

SHA1
ebbab9383cd0a93a5326c79d67c20ab11fa0626e

SHA256
dcb5948e864848849f771d6fdcef92edb018818fc89bcd110e4f3fdcb38d8261

SHA512
cb7fd92fc9aaccd34eb20b081d814fecfa98d372a42c46f48b0a9b65b8d051989dba8ff9239b69b50c11bcc57ac418fc5df131fc70609be6bf95820254a94b34

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\bP35blynMahSTKK.dat
Filesize
1KB

MD5
86de6df7980d8858230568dc49481e25

SHA1
4c51662a183e9e116ae672a4c6ded46f608342bd

SHA256
4a17b5b79206ccfa400818663d298a0fa1900f9e546acf2ec5495ff6e6b0160b

SHA512
128b6072701a5d903eb2ac8f36ee70b82267b03a4c9c7b6b6aeaa5f98c609251cfe1ac753c944bb7c1a98d20709a9a78401d1bab509ae9400e47ce18d4ccc707

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\bP35blynMahSTKK.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\background.html
Filesize
143B

MD5
9a603de2aed3dc182507b84d3d6b4bcb

SHA1
cd49ff3ee33319132c767611a49112686df94ca1

SHA256
2d9e9a66c5322e07028300d046423f3b915a61ac04710a290d6785b741c4fecb

SHA512
4c60122f082709a7731eed45aed7b4ff005b4b62742d7c855571ae12051c20dfb133b41fa0f1e8842d5dfb4da60cd6f2688a1906876817bbd3c503cebdf2797c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\content.js
Filesize
144B

MD5
fca19198fd8af21016a8b1dec7980002

SHA1
fd01a47d14004e17a625efe66cc46a06c786cf40

SHA256
332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

SHA512
60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\lsdb.js
Filesize
531B

MD5
36d98318ab2b3b2585a30984db328afb

SHA1
f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

SHA256
ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

SHA512
6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\manifest.json
Filesize
498B

MD5
640199ea4621e34510de919f6a54436f

SHA1
dc65dbfad02bd2688030bd56ca1cab85917a9937

SHA256
e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

SHA512
d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS3737.tmp\kfkhbgmbgggjofhafbddgmnaaiegbjpo\qhvYeg.js
Filesize
6KB

MD5
c1201289d69cce3f18622914f7c5fa53

SHA1
b7f2516c1341bca753e9f180f73b7e13b1839f0b

SHA256
fc7bf7516cd53f1c7b7531d033a945633560fc2342d09c5c2f48a232e130fa6b

SHA512
1a4d4c1a5f409e03136f0bc0ade97750acae3a1c3bc0a87c8d78ff7f37a7aa5ee1bf2912d9f27691d7aa33368d09cd0049b83a3c86ad55813737a9858f075e49

Download Submit
\Users\Admin\AppData\Local\Temp\7zS3737.tmp\bP35blynMahSTKK.exe
Filesize
772KB

MD5
5ed7019dcd0008dbcd8e54017b8c7dd9

SHA1
7e4457da2ff06c2170bad636c9eb7c1bb436fd06

SHA256
7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

SHA512
10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

Download Submit
memory/932-56-0x0000000000000000-mapping.dmp

Download
memory/1724-54-0x0000000076411000-0x0000000076413000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads