b2fd1047cb8772d0a0f794897bf72cc32aad7f190f0f92ccf6cf517f836ff22d

Analysis

max time kernel
151s
max time network
156s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/10/2022, 13:46

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General

Target

b2fd1047cb8772d0a0f794897bf72cc32aad7f190f0f92ccf6cf517f836ff22d.exe
Size

810KB
MD5

698ac9254f912ee6612fb3c8d183d716
SHA1

3c40afcd406f89deeb884e953e9cd694067dad04
SHA256

b2fd1047cb8772d0a0f794897bf72cc32aad7f190f0f92ccf6cf517f836ff22d
SHA512

31f5cedf5df4f9f5282f0a83d6234a4f2705adca496a0172d834069ea671f315975ad81ca09e89d3e8240cba6c9a61ba9ac903daefb9b0dcb264f537aed6aeca
SSDEEP

24576:YPMQ1MtsQp3aPDULLPYqVDNDQb+aUbod92:YEyMaQBOnqVZQKRI

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

resource	yara_rule
behavioral1/memory/1976-55-0x0000000000400000-0x000000000063E000-memory.dmp	upx
behavioral1/memory/1976-56-0x0000000000400000-0x000000000063E000-memory.dmp	upx
behavioral1/memory/1976-57-0x0000000000400000-0x000000000063E000-memory.dmp	upx
behavioral1/memory/1976-58-0x0000000000400000-0x000000000063E000-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

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	b2fd1047cb8772d0a0f794897bf72cc32aad7f190f0f92ccf6cf517f836ff22d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b2fd1047cb8772d0a0f794897bf72cc32aad7f190f0f92ccf6cf517f836ff22d.exe"	b2fd1047cb8772d0a0f794897bf72cc32aad7f190f0f92ccf6cf517f836ff22d.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\b2fd1047cb8772d0a0f794897bf72cc32aad7f190f0f92ccf6cf517f836ff22d.exe
"C:\Users\Admin\AppData\Local\Temp\b2fd1047cb8772d0a0f794897bf72cc32aad7f190f0f92ccf6cf517f836ff22d.exe"
1⤵
- Adds Run key to start application
PID:1976

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/1976-54-0x00000000754E1000-0x00000000754E3000-memory.dmp

Filesize
8KB

Download
memory/1976-55-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1976-56-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1976-57-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1976-58-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download