ef52243546e684a7d8e628fa282f137350bfa2e21ad3b72cc8faea2e57e286b4

Analysis

max time kernel
154s
max time network
142s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
28/11/2022, 05:40

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General

Target

ef52243546e684a7d8e628fa282f137350bfa2e21ad3b72cc8faea2e57e286b4.exe
Size

1.4MB
MD5

6aa8ddaec3cd4e60a68565c6726a82a5
SHA1

f1cd1d51e093f3a3331821e793b3639c56eb49ae
SHA256

ef52243546e684a7d8e628fa282f137350bfa2e21ad3b72cc8faea2e57e286b4
SHA512

f22ad3e9a4ffecb59eadcf10e5b88314c3e0dfcd187bd0f695120853fec0655d0f635585b09d5c1af6f11fc5b11edd729f651c86e24fc8d03ee7ee8c39cabd46
SSDEEP

24576:nD8UIjWviElDsDAxCrygijIciB5hPIyGAs42Pu:ngUICKWDsDAl38ciB5NIyGM22

Score

8^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1424-56-0x0000000000400000-0x000000000063E000-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	ef52243546e684a7d8e628fa282f137350bfa2e21ad3b72cc8faea2e57e286b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ef52243546e684a7d8e628fa282f137350bfa2e21ad3b72cc8faea2e57e286b4.exe"	ef52243546e684a7d8e628fa282f137350bfa2e21ad3b72cc8faea2e57e286b4.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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1424	ef52243546e684a7d8e628fa282f137350bfa2e21ad3b72cc8faea2e57e286b4.exe

C:\Users\Admin\AppData\Local\Temp\ef52243546e684a7d8e628fa282f137350bfa2e21ad3b72cc8faea2e57e286b4.exe
"C:\Users\Admin\AppData\Local\Temp\ef52243546e684a7d8e628fa282f137350bfa2e21ad3b72cc8faea2e57e286b4.exe"
1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1424

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/1424-54-0x0000000076151000-0x0000000076153000-memory.dmp

Filesize
8KB

Download
memory/1424-55-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download
memory/1424-56-0x0000000000400000-0x000000000063E000-memory.dmp

Filesize
2.2MB

Download