b5fc3b4f1994e76c494c2491365ad3dfb3269da99e0b05df15943dfb02bca4c8

Analysis

max time kernel
150s
max time network
158s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 13:44

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General

Target

b5fc3b4f1994e76c494c2491365ad3dfb3269da99e0b05df15943dfb02bca4c8.exe
Size

820KB
MD5

930bd59aab563f2528d7e097c4bca942
SHA1

210cb06ef68428878e9c0202f8d14145d06dfb25
SHA256

b5fc3b4f1994e76c494c2491365ad3dfb3269da99e0b05df15943dfb02bca4c8
SHA512

3b05424e50222845b2c137cc0d021f88bfa6601c26783b755e5b9deeac54dbb53469bd30ef00bf0f80dce176c9c51b6b71945377da7e2668f4e83cd1f912d928
SSDEEP

24576:HlEUEF6NyW/Td/pG1GLN9joOvQPcx2g7X7L8:HlkFNW/zG8EOvYcJz

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/1116-54-0x0000000000400000-0x00000000007A6000-memory.dmp	upx
behavioral1/memory/1116-56-0x0000000000400000-0x00000000007A6000-memory.dmp	upx
behavioral1/memory/1116-58-0x0000000000400000-0x00000000007A6000-memory.dmp	upx
behavioral1/memory/1116-59-0x0000000000400000-0x00000000007A6000-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	b5fc3b4f1994e76c494c2491365ad3dfb3269da99e0b05df15943dfb02bca4c8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b5fc3b4f1994e76c494c2491365ad3dfb3269da99e0b05df15943dfb02bca4c8.exe"	b5fc3b4f1994e76c494c2491365ad3dfb3269da99e0b05df15943dfb02bca4c8.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\b5fc3b4f1994e76c494c2491365ad3dfb3269da99e0b05df15943dfb02bca4c8.exe
"C:\Users\Admin\AppData\Local\Temp\b5fc3b4f1994e76c494c2491365ad3dfb3269da99e0b05df15943dfb02bca4c8.exe"
1⤵
- Adds Run key to start application
PID:1116

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/1116-54-0x0000000000400000-0x00000000007A6000-memory.dmp

Filesize
3.6MB

Download
memory/1116-56-0x0000000000400000-0x00000000007A6000-memory.dmp

Filesize
3.6MB

Download
memory/1116-57-0x0000000076681000-0x0000000076683000-memory.dmp

Filesize
8KB

Download
memory/1116-58-0x0000000000400000-0x00000000007A6000-memory.dmp

Filesize
3.6MB

Download
memory/1116-59-0x0000000000400000-0x00000000007A6000-memory.dmp

Filesize
3.6MB

Download