90cba81cd0870405b92f596d3dd024d3651d18a9d93365eb70bfb5c13bf00610

Analysis

max time kernel
152s
max time network
157s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 08:09

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General

Target

90cba81cd0870405b92f596d3dd024d3651d18a9d93365eb70bfb5c13bf00610.exe
Size

815KB
MD5

cd8dbaf9e92043cf5384f1994c0925e8
SHA1

6de6b3bbe528c15451bd3005efa6ecc172079b13
SHA256

90cba81cd0870405b92f596d3dd024d3651d18a9d93365eb70bfb5c13bf00610
SHA512

feca041f4b33492a5b135e167a14b843b693afcc915f28d5a4e9dcee0b19349e88feeb42bbdc9a5fe400ddd6b5542a3d2fbfd2e5b0dcd39a6eadd7b363f25bfc
SSDEEP

12288:pjsaFq2V4qT4pbqckPnRKhnPG9caFVGb7abZdYFkFWxMjcaiiBA/qQ:pl4JrkPnRcPecaz67absxxMBs

Score

8^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1928-54-0x0000000000400000-0x00000000007AE000-memory.dmp	upx
behavioral1/memory/1928-55-0x0000000000400000-0x00000000007AE000-memory.dmp	upx
behavioral1/memory/1928-57-0x0000000000400000-0x00000000007AE000-memory.dmp	upx
behavioral1/memory/1928-58-0x0000000000400000-0x00000000007AE000-memory.dmp	upx

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

90cba81cd0870405b92f596d3dd024d3651d18a9d93365eb70bfb5c13bf00610.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	90cba81cd0870405b92f596d3dd024d3651d18a9d93365eb70bfb5c13bf00610.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\90cba81cd0870405b92f596d3dd024d3651d18a9d93365eb70bfb5c13bf00610.exe"	90cba81cd0870405b92f596d3dd024d3651d18a9d93365eb70bfb5c13bf00610.exe

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

C:\Users\Admin\AppData\Local\Temp\90cba81cd0870405b92f596d3dd024d3651d18a9d93365eb70bfb5c13bf00610.exe
"C:\Users\Admin\AppData\Local\Temp\90cba81cd0870405b92f596d3dd024d3651d18a9d93365eb70bfb5c13bf00610.exe"
1⤵
- Adds Run key to start application
PID:1928

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

memory/1928-54-0x0000000000400000-0x00000000007AE000-memory.dmp

Filesize
3.7MB

Download
memory/1928-55-0x0000000000400000-0x00000000007AE000-memory.dmp

Filesize
3.7MB

Download
memory/1928-56-0x00000000762B1000-0x00000000762B3000-memory.dmp

Filesize
8KB

Download
memory/1928-57-0x0000000000400000-0x00000000007AE000-memory.dmp

Filesize
3.7MB

Download
memory/1928-58-0x0000000000400000-0x00000000007AE000-memory.dmp

Filesize
3.7MB

Download