41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73

General

Target

41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe
Size

260KB
MD5

b56d082f9ef93cac84d1dbf8cb0636b3
SHA1

7b4444d5cc44e3a8cf57df60edd50d1bb0059b76
SHA256

41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73
SHA512

e44986bacda19ff41d810790235931a6c28957ea255071d19237866117148e46d81307087c49042c5b5ba78527220c589f848f82b4346090b6b7d8aa752d3d66

Score

9^/10

collection spyware stealer upx

Malware Config

Signatures

NirSoft MailPassView 1 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/892-67-0x0000000000400000-0x000000000041F000-memory.dmp	MailPassView

Nirsoft 1 IoCs

resource	yara_rule
behavioral1/memory/892-67-0x0000000000400000-0x000000000041F000-memory.dmp	Nirsoft

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/832-57-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/832-60-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/832-61-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral1/memory/892-63-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/892-66-0x0000000000400000-0x000000000041F000-memory.dmp	upx
behavioral1/memory/892-67-0x0000000000400000-0x000000000041F000-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

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1664 set thread context of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 set thread context of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1664 wrote to memory of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 wrote to memory of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 wrote to memory of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 wrote to memory of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 wrote to memory of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 wrote to memory of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 wrote to memory of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 wrote to memory of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 wrote to memory of 832	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	27
PID 1664 wrote to memory of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28
PID 1664 wrote to memory of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28
PID 1664 wrote to memory of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28
PID 1664 wrote to memory of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28
PID 1664 wrote to memory of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28
PID 1664 wrote to memory of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28
PID 1664 wrote to memory of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28
PID 1664 wrote to memory of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28
PID 1664 wrote to memory of 892	1664	41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe	28

C:\Users\Admin\AppData\Local\Temp\41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe
"C:\Users\Admin\AppData\Local\Temp\41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1664
- C:\Users\Admin\AppData\Local\Temp\41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe
  /scomma "C:\Users\Admin\AppData\Local\Temp\LF3VIQiGv1.ini"
  2⤵
  PID:832
- C:\Users\Admin\AppData\Local\Temp\41faef920f93d0b081b5d93b78e3b8a91117f042b259f5529fce923ca2051f73.exe
  /scomma "C:\Users\Admin\AppData\Local\Temp\sKRbuzMOAb.ini"
  2⤵
  - Accesses Microsoft Outlook accounts
  PID:892

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/832-57-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/832-59-0x00000000763F1000-0x00000000763F3000-memory.dmp

Filesize
8KB

Download
memory/832-60-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/832-61-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/892-63-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/892-66-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/892-67-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing