3caf91f34d06fbec4840d28f8f3a86cd6c9328b8e590dd76a79fae3662572248

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
16-01-2023 20:52

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General

Target

5e4cb0cc51202cef27c4f5da63362ceee8c29a03e61ac19efda3c137b657d9ef.dll
Size

126KB
MD5

70134bf4d1cd851b382b2930a2e182ea
SHA1

8454d476c0d36564792b49be546593af3eab29f4
SHA256

5e4cb0cc51202cef27c4f5da63362ceee8c29a03e61ac19efda3c137b657d9ef
SHA512

1af07ab22359f69fe32e359883f7d31f3068582ba0eddcb1faf6bf7686f32f51e36cdf645ac9dd727a4bf9b8c390245d7e71faf17c1a18ff3054c55f19c770bd
SSDEEP

3072:Yx7pOYzBekf3tiINwyP7XSSJds3zhrjPcnqULv4q9:Yx7ZNhf3vwyOztPc3L

Score

7^/10

collection spyware stealer

Malware Config

Signatures

Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1636 900 WerFault.exe rundll32.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

900 rundll32.exe
900 rundll32.exe
900 rundll32.exe
900 rundll32.exe

pid	pid_target	process	target process
1636	900	WerFault.exe	rundll32.exe

pid	process
900	rundll32.exe
900	rundll32.exe
900	rundll32.exe
900	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 5108 wrote to memory of 900	5108	rundll32.exe	rundll32.exe
PID 5108 wrote to memory of 900	5108	rundll32.exe	rundll32.exe
PID 5108 wrote to memory of 900	5108	rundll32.exe	rundll32.exe

outlook_win_path 1 IoCs

Processes:

rundll32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e4cb0cc51202cef27c4f5da63362ceee8c29a03e61ac19efda3c137b657d9ef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5108

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e4cb0cc51202cef27c4f5da63362ceee8c29a03e61ac19efda3c137b657d9ef.dll,#1
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 900 -s 864
3⤵
- Program crash
PID:1636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 900 -ip 900
1⤵
PID:1108

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/900-132-0x0000000000000000-mapping.dmp

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