a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/06/2024, 06:22

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General

Target

a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe
Size

3.9MB
MD5

5b336d1fc4643b07f1065f3ce3cd6e33
SHA1

5619f103b46567fe6a1917fea048673bcc1db45a
SHA256

a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8
SHA512

8e6cd83e93d2fe720ddcb5a9660953aaf13fb5715a721396b7626181ac620b05016f98c6cd812ecab774cd6517b433ecfcaec244dbdb38f8a82f1517db3c1de9
SSDEEP

49152:sxX7665YxRVplZzSKntlGIiT+HvRdpcAHSjpjK3LBGB/bSqz8:sxX7QnxrloE5dpUpFbVz8

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe

Executes dropped EXE 2 IoCs

pid	Process
1732	ecaopti.exe
3068	devoptiec.exe

Loads dropped DLL 2 IoCs

pid	Process
2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe
2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Parametr = "C:\\SysDrvAL\\devoptiec.exe"	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Parametr = "C:\\LabZ1B\\dobaloc.exe"	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe
2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe
1732	ecaopti.exe
3068	devoptiec.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 1732	2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe	28
PID 2340 wrote to memory of 1732	2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe	28
PID 2340 wrote to memory of 1732	2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe	28
PID 2340 wrote to memory of 1732	2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe	28
PID 2340 wrote to memory of 3068	2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe	29
PID 2340 wrote to memory of 3068	2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe	29
PID 2340 wrote to memory of 3068	2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe	29
PID 2340 wrote to memory of 3068	2340	a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe	29

C:\Users\Admin\AppData\Local\Temp\a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe
"C:\Users\Admin\AppData\Local\Temp\a5965533ccb855947e0a54f05ac4de72d358da6b44f737a835bc940e9975eba8.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1732
- C:\SysDrvAL\devoptiec.exe
  C:\SysDrvAL\devoptiec.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:3068

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\LabZ1B\dobaloc.exe

Filesize
3.9MB

MD5
b3d03459761944e24ddc52f328612530

SHA1
217cf5a94dc8d477a0a11cdfc1396de74cd22b99

SHA256
4782c068861546dd8c0405316e884851916484411371ff36db18edb868d8332d

SHA512
f26b49f6d06d964eac9a8073836ef8b6d6245e73a7269219575689070a7933d8f5883c15c516b5a46c7d81070f717d5455c50809ec5462dd632eec8f0863e37c

Download Submit
C:\SysDrvAL\devoptiec.exe

Filesize
12KB

MD5
5ce46de9d1c8ab23eeb8a98bb0b2232e

SHA1
eb2b026ffaf5a7802065fa5971c5c4495fa6763a

SHA256
0f99b7bc2b192971b8bed8dbf4f50389b59e62d5cae4d0fbbb58657c2730a6b0

SHA512
173969eb6ea4e493f9c0d1c1df5c1080fb72fc38f0fc13e5eaffdd7eeae658b9464603a66d0a918d3f86bca65b97dccfd201cd7d66c1758e452476026a290712

Download Submit
C:\SysDrvAL\devoptiec.exe

Filesize
3.9MB

MD5
8a27838b3e5037c80709e6b92282e07a

SHA1
cbae7aff6cca342ac7ab76a1e5637d5c8fbe38e0

SHA256
41a33e26489358e5de94f8d7b917f707318ee0f05b1c0933b4cd5c66e62d891b

SHA512
c40f81b4d90e20d0bb6c462c18f48256ae5486e6870b79407d17751fe7709e00fc801e1ae78e5522c0fe912cbac8148c62508f0ce6116bdf3a464abd749f61bd

Download Submit
C:\Users\Admin\253086396416_6.1_Admin.ini

Filesize
171B

MD5
5e664c93c94dab8139945c9039bdb9c0

SHA1
131c2068435005fb73b227167ff69c5da7a9cc57

SHA256
79362c3c61c344d44a6f7bf696f96c18793a42a1b757c0eb344a102ca36714c1

SHA512
b10891ac2fe8d5769afb1ed0f846c00b1e402737b627cb61371ac8d1c60fadac229852db39bf812e7249c355740e4374a69de329028fac449925e40aa5062dfb

Download Submit
C:\Users\Admin\253086396416_6.1_Admin.ini

Filesize
203B

MD5
300fe08944b8288980b5dc81809be264

SHA1
1331189b9b8c1cef30a01d7ce1263cd937344de0

SHA256
6f92dbdd2284e5349957fb224fa0deb065ca0bb96628a7b3762c7237b25f5127

SHA512
f9eb4d13d8d13ac8dc7ac6344c41c31ba4e68fcdc9a2116a352e72d9232de4c66d1b073744e041c0ea08457485c3bfeed002b0b8d6f6ea50c728dd40f9c6670e

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecaopti.exe

Filesize
3.9MB

MD5
94407cbdfaae5e30946559c437e2b857

SHA1
9d47953a03f6b0110944fc198eae4c01693b75e0

SHA256
10456107005a10aa5ec3db13c7a04488a074ba9faf06d3bd30ab4547d7f9a5a1

SHA512
476e0a2378b1b29e6d48228c4be04a2dc1590f190e8bb9a9c6de420dc4d561cc1321cf01cfcda3ce2a6370287c2a52b9feca7d1d35a4450501f556ac21e8b79a

Download Submit