8b9d6e01ed14e6dbc555f8156ed337df2decc760b1a0a92b97ae3dc1e7547987

Analysis

max time kernel
120s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 04:54

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General

Target

1811ff8e09ca8a0caa777852400ea8e0N.exe
Size

2.6MB
MD5

1811ff8e09ca8a0caa777852400ea8e0
SHA1

d2794f6208b655058eaea704a37e688f6c98607f
SHA256

8b9d6e01ed14e6dbc555f8156ed337df2decc760b1a0a92b97ae3dc1e7547987
SHA512

5abceb5b58a06aaa12dd7c3d066d667cb4f0484d7de5a21d5942f380679ff0c56de254c5bce4c6bd9b6292e803af5fe857178551c06db08e2ab4967ecea0e250
SSDEEP

49152:sxX7665YxRVplZzSKntlGIiT+HvRdpcAHSjpjK3LB8B/bS:sxX7QnxrloE5dpUpnb

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\ecdevbod.exe	1811ff8e09ca8a0caa777852400ea8e0N.exe

Executes dropped EXE 2 IoCs

pid	Process
2248	ecdevbod.exe
3032	aoptiloc.exe

Loads dropped DLL 2 IoCs

pid	Process
2028	1811ff8e09ca8a0caa777852400ea8e0N.exe
2028	1811ff8e09ca8a0caa777852400ea8e0N.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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\Parametr = "C:\\Adobe6D\\aoptiloc.exe"	1811ff8e09ca8a0caa777852400ea8e0N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Parametr = "C:\\GalaxIW\\optixsys.exe"	1811ff8e09ca8a0caa777852400ea8e0N.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	1811ff8e09ca8a0caa777852400ea8e0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ecdevbod.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aoptiloc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2028	1811ff8e09ca8a0caa777852400ea8e0N.exe
2028	1811ff8e09ca8a0caa777852400ea8e0N.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe
2248	ecdevbod.exe
3032	aoptiloc.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 2248	2028	1811ff8e09ca8a0caa777852400ea8e0N.exe	29
PID 2028 wrote to memory of 2248	2028	1811ff8e09ca8a0caa777852400ea8e0N.exe	29
PID 2028 wrote to memory of 2248	2028	1811ff8e09ca8a0caa777852400ea8e0N.exe	29
PID 2028 wrote to memory of 2248	2028	1811ff8e09ca8a0caa777852400ea8e0N.exe	29
PID 2028 wrote to memory of 3032	2028	1811ff8e09ca8a0caa777852400ea8e0N.exe	30
PID 2028 wrote to memory of 3032	2028	1811ff8e09ca8a0caa777852400ea8e0N.exe	30
PID 2028 wrote to memory of 3032	2028	1811ff8e09ca8a0caa777852400ea8e0N.exe	30
PID 2028 wrote to memory of 3032	2028	1811ff8e09ca8a0caa777852400ea8e0N.exe	30

C:\Users\Admin\AppData\Local\Temp\1811ff8e09ca8a0caa777852400ea8e0N.exe
"C:\Users\Admin\AppData\Local\Temp\1811ff8e09ca8a0caa777852400ea8e0N.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecdevbod.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecdevbod.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2248
- C:\Adobe6D\aoptiloc.exe
  C:\Adobe6D\aoptiloc.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3032

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:\Adobe6D\aoptiloc.exe

Filesize
2.6MB

MD5
e95c406c0170cc241bbe4d76b884cdf7

SHA1
51addf58ebd8e79b7abb8edd40d82c944b249254

SHA256
bf526b47dbb9c29070bfc2634309db60bdfb1a954ab42c511d0680631742f551

SHA512
53f3dd39b3009ae3bf938db8f8134eff49dce0ea1c5c168f2479af2973c4308adbb57917b7f07402540c21330496a8f0dbc859ade24867fcf0dfe21827afe173

Download Submit
C:\GalaxIW\optixsys.exe

Filesize
2.6MB

MD5
6f9e548b337e69b2211c029cc826ecfa

SHA1
ad83c29f2eb0b8f016cc6b17097409e33e86f4cf

SHA256
db3fc36909d5d2d6a7292cd9da2d7156a243def7055074472667cc24bff3bf55

SHA512
fe91706d32b71948e31d3af5b02714b2d6b61d2170c3d70d28a0c2094cd278eff6c404fc9fa52438db4ea3de0f57e63621a62df936cb0df0bdf1d5848a45bcf6

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

Filesize
172B

MD5
8f6ff39208b2ffe0e37b8026a9cce693

SHA1
4ff4b7c809315f3216580db8b60135a3518cdbaf

SHA256
472683dcde4ab9a12883a6cafc5394317f4b3d7ff611061d1b2eef7a18a166d7

SHA512
e18bb2fd33871ebbcdff13198be0f9643604d412cf06067b4c09673fdc847f04260e6775bb92186ab7486570907085ae4874c999dbcc65b57f7b677fde26a66f

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

Filesize
204B

MD5
9a6548695fabc461a7c9980c33d83fb2

SHA1
bcb0f327888bd83829d2ac16f60e89c434eb9b2c

SHA256
8b41383b2a4664c0d3ce99af43cb28826b303c8357608e3d8419384365bb8dc5

SHA512
7c23a7316e352121326803bdd27f2097f379017c58d19b6490a14224c093aafd402886a6dc414ce3c0376243cc235d5fff58836e0389c0ee3c8c60f485f7e596

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

Filesize
2.6MB

MD5
142d92e99e78c2ffc0de672d40381664

SHA1
e529a271951010745f269813de780d0da22a17fe

SHA256
007a4191718fca27223f0bef8af704984317eaf2cc9d6b0b1f5472fdee697d69

SHA512
d5d12ac6564c538e200912f4ed04ce8b8f408799e0baa19c053ed1759fd3dcdbf5f9fdad740f2793513fc6904ec4a9c6070c8c8b92f646f068d2af8a796831fe

Download Submit