659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943a

Analysis

max time kernel
119s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 22:38

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General

Target

659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe
Size

2.6MB
MD5

232a5eb4739f87db4c7772ccbfce5f60
SHA1

103e297af0cd5865b46218b291e6b124a0774267
SHA256

659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943a
SHA512

93cb04c682952bf0cc14a677cb1f737b809da7712a7714cf047305d135645690c7dba1d72237ea1049de6fe7f7520eac46be29c9110114682e7d261e5acd9015
SSDEEP

49152:sxX7665YxRVplZzSKntlGIiT+HvRdpcAHSjpjK3LBiB/bS:sxX7QnxrloE5dpUppb

Score

9^/10

credential_access discovery persistence spyware stealer

Malware Config

Signatures

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxopti.exe	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe

Executes dropped EXE 2 IoCs

pid	Process
4072	locxopti.exe
656	devoptiec.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
T1552.001

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Parametr = "C:\\AdobeBH\\devoptiec.exe"	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Parametr = "C:\\LabZNA\\dobxsys.exe"	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	devoptiec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	locxopti.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe
1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe
1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe
1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe
4072	locxopti.exe
4072	locxopti.exe
656	devoptiec.exe
656	devoptiec.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 4072	1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe	82
PID 1880 wrote to memory of 4072	1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe	82
PID 1880 wrote to memory of 4072	1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe	82
PID 1880 wrote to memory of 656	1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe	85
PID 1880 wrote to memory of 656	1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe	85
PID 1880 wrote to memory of 656	1880	659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe	85

C:\Users\Admin\AppData\Local\Temp\659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe
"C:\Users\Admin\AppData\Local\Temp\659b25a0e73e7c8c2e3886eb24e689e12405e3de3fe00b16be209f1fda81943aN.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1880
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxopti.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxopti.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4072
- C:\AdobeBH\devoptiec.exe
  C:\AdobeBH\devoptiec.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\AdobeBH\devoptiec.exe

Filesize
2.6MB

MD5
aa826d499d7908fc7353bb355fb50c51

SHA1
21c437333fcbb8118f04e70e5253eb3fab5c8ca3

SHA256
90caaa11f47ca210c5edc53cecf57d42f407a889403d674059574c3dacfa4036

SHA512
fec859824537c8bda2141289981f01166154c5b25ee9f0ff4fb3cf9a755273fe40b08cc6a4df4791eb0827e84573fbf6140412bb4515ea5f40dc8adaa9059855

Download Submit
C:\LabZNA\dobxsys.exe

Filesize
764KB

MD5
0890ffda50359f03ab5f234822f5479a

SHA1
6c310156cb4f01347c20ac0f3e12beb02b366cb0

SHA256
c357adb23e2b41ba4123fe53f795d1efce5f1ce39bff32a04c3ea30bcac63a76

SHA512
767ac0733c1a97b63338c74376d51766e9c35f5c63d8b9410759c75769642a78c1cdc8fe4438b351d3fd6d0346a36f0ff671ff6c12afc4b2780c115e4bee8aa4

Download Submit
C:\LabZNA\dobxsys.exe

Filesize
365KB

MD5
6de02693eacf26d45ad20ce9df05207b

SHA1
3d3180d5adda26f35fbb5179dbcf657d957ee154

SHA256
454c04ff400d0d84dc3344877d89850c9258960553c5db429dd884724ef6a246

SHA512
ff51d22da8eddc157497b0a6f3831254eeb05abd85624849eb269e3249a731c661d2ab6f86e7d4b65dc2180efba6a1bd00896d171f5ae9f0a43c597e30cd0fc4

Download Submit
C:\Users\Admin\253086396416_10.0_Admin.ini

Filesize
203B

MD5
46def1d66eb28d58c71cc9d8a2b9c8d3

SHA1
ea7a80fbe34a64ea9f3bd9c8924f0a1fd5a13731

SHA256
5d8629a14ebd7b4319309d39edc4df6604d13f1fd933798da97d8ba3b70548a8

SHA512
df5ca29ccc9850059edf6704a9139eee0b47654c9fbdc42ae779dc9a767b8c58f2d896a2989e2080aa3908bd4484ab6a54c8212c8b25d8907f81f77c6cf15633

Download Submit
C:\Users\Admin\253086396416_10.0_Admin.ini

Filesize
171B

MD5
fc684036e64edad79117f5fade0c2231

SHA1
70e8efeea960a5de9e490b6a4fcfa035b734cf5b

SHA256
96c579ad06a41715bd77591f96db251bcd0c37d0b54fcfbd949ba4e34ea3caa1

SHA512
344e0cd73831fe5f64bd0c22c60847a59daa5db60265728e94c86778d6464a056656027059a560868ae2464cb7c81eca167c2085a10f35b258c523cb079bd540

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxopti.exe

Filesize
2.6MB

MD5
9f3d092c2b23f0ba506bf06cfa6c24c9

SHA1
5c50745e951e9910e31637444c002be1c7b99fd6

SHA256
90081dc9174b6fc46c803b68da034e1f40fad809b5ca36da1e3da862c2719803

SHA512
8b0a6c9ffeef2b00e1ad430901147163a9955fa20b555572e44e8b885b172ba3a489dcd982df113ce19ea38692641d25f3abd708073af1581851c6afc63bbb11

Download Submit