c883620f8d94cb4df37dcd345fdbe54e3bc08ab5e8fdae48be1eb74c74401365

General

Target

file-10101231_pdf.exe
Size

510KB
MD5

e07de03d1978041647c10e75b7eb7389
SHA1

87d3a9bdbbf7ef6c0bdd7a81682c7316dfa0d7c8
SHA256

0776457840077a9b6ac113b23ebf60c224c3c7b4807c6698fdfe764531d285be
SHA512

6e9a6d92166328b87e898f320d660f9ee9452756717476fda1f5fbb2b17ab7b4029d9a8621ecb63990ca862f4b35a3a2796b3067c68f6a81b6c96641f46b824c

Score

7^/10

collection persistence spyware stealer

Malware Config

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

file-10101231_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file-10101231_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file-10101231_pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file-10101231_pdf.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

file-10101231_pdf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Defender Updater = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cc3a68ce1dad95ce662e1c51f1568e3a.exe / start"	file-10101231_pdf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

file-10101231_pdf.exe

description pid process target process

PID 3888 set thread context of 3900 3888 file-10101231_pdf.exe file-10101231_pdf.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

file-10101231_pdf.exe

pid process

3888 file-10101231_pdf.exe
3888 file-10101231_pdf.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

file-10101231_pdf.exe

pid process

3888 file-10101231_pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

file-10101231_pdf.exe

description pid process

Token: SeDebugPrivilege 3900 file-10101231_pdf.exe

description	pid	process	target process
PID 3888 set thread context of 3900	3888	file-10101231_pdf.exe	file-10101231_pdf.exe

pid	process
3888	file-10101231_pdf.exe
3888	file-10101231_pdf.exe

pid	process
3888	file-10101231_pdf.exe

description	pid	process
Token: SeDebugPrivilege	3900	file-10101231_pdf.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

file-10101231_pdf.exe

description	pid	process	target process
PID 3888 wrote to memory of 3900	3888	file-10101231_pdf.exe	file-10101231_pdf.exe
PID 3888 wrote to memory of 3900	3888	file-10101231_pdf.exe	file-10101231_pdf.exe
PID 3888 wrote to memory of 3900	3888	file-10101231_pdf.exe	file-10101231_pdf.exe

outlook_office_path 1 IoCs

Processes:

file-10101231_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file-10101231_pdf.exe

outlook_win_path 1 IoCs

Processes:

file-10101231_pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file-10101231_pdf.exe

C:\Users\Admin\AppData\Local\Temp\file-10101231_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\file-10101231_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3888

C:\Users\Admin\AppData\Local\Temp\file-10101231_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\file-10101231_pdf.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3900

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3888-130-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/3900-131-0x0000000000000000-mapping.dmp

Download
memory/3900-133-0x0000000000910000-0x000000000092C000-memory.dmp

Filesize
112KB

Download
memory/3900-132-0x0000000000910000-0x000000000092C000-memory.dmp

Filesize
112KB

Download
memory/3900-134-0x0000000004890000-0x000000000492C000-memory.dmp

Filesize
624KB

Download
memory/3900-135-0x00000000049A0000-0x0000000004F44000-memory.dmp

Filesize
5.6MB

Download
memory/3900-136-0x0000000004F50000-0x0000000004FE2000-memory.dmp

Filesize
584KB

Download
memory/3900-137-0x0000000005070000-0x000000000507A000-memory.dmp

Filesize
40KB

Download
memory/3900-138-0x0000000005210000-0x0000000005266000-memory.dmp

Filesize
344KB

Download
memory/3900-139-0x0000000008930000-0x0000000008996000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads