Malware Analysis Report

2025-08-05 11:55

Sample ID 240215-rwq9cshb3y
Target 2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b
SHA256 2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b
Tags
collection spyware stealer email remcos
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b

Threat Level: Known bad

The file 2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b was found to be: Known bad.

Malicious Activity Summary

collection spyware stealer email remcos

Remcos family

Nirsoft

NirSoft MailPassView

NirSoft WebBrowserPassView

Reads user/profile data of web browsers

Accesses Microsoft Outlook accounts

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: MapViewOfSection

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-15 14:32

Signatures

Remcos family

remcos

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-15 14:32

Reported

2024-02-15 14:35

Platform

win7-20231129-en

Max time kernel

147s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe"

Signatures

NirSoft MailPassView

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

NirSoft WebBrowserPassView

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Nirsoft

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook accounts

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2360 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 1644 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 2360 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

"C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe"

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe /stext "C:\Users\Admin\AppData\Local\Temp\tyysaqujjskhmgztjvkmyt"

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe /stext "C:\Users\Admin\AppData\Local\Temp\qwtzayjpvksucadpskx"

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe /stext "C:\Users\Admin\AppData\Local\Temp\gcfhzgyohcapaup"

Network

Country Destination Domain Proto
US 8.8.8.8:53 email.imforums.in udp
NL 91.92.253.17:3393 email.imforums.in tcp
NL 91.92.253.17:3393 email.imforums.in tcp
NL 91.92.253.17:3393 email.imforums.in tcp
US 8.8.8.8:53 geoplugin.net udp
NL 178.237.33.50:80 geoplugin.net tcp

Files

memory/1644-6-0x0000000000400000-0x0000000000478000-memory.dmp

memory/1644-4-0x0000000000400000-0x0000000000478000-memory.dmp

memory/1644-8-0x0000000000400000-0x0000000000478000-memory.dmp

memory/2540-9-0x0000000000400000-0x0000000000457000-memory.dmp

memory/2928-7-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2540-3-0x0000000000400000-0x0000000000457000-memory.dmp

memory/2540-12-0x0000000000400000-0x0000000000457000-memory.dmp

memory/2928-16-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2928-15-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2928-14-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2928-13-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1644-1-0x0000000000400000-0x0000000000478000-memory.dmp

memory/1644-21-0x0000000000400000-0x0000000000478000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\gcfhzgyohcapaup

MD5 f3b25701fe362ec84616a93a45ce9998
SHA1 d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA512 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

memory/2360-24-0x0000000010000000-0x0000000010019000-memory.dmp

memory/2360-28-0x0000000010000000-0x0000000010019000-memory.dmp

memory/2540-30-0x0000000000400000-0x0000000000457000-memory.dmp

memory/2360-29-0x0000000010000000-0x0000000010019000-memory.dmp

memory/2360-27-0x0000000010000000-0x0000000010019000-memory.dmp

memory/2360-32-0x0000000010000000-0x0000000010019000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-15 14:32

Reported

2024-02-15 14:35

Platform

win10v2004-20231215-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe"

Signatures

NirSoft MailPassView

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

NirSoft WebBrowserPassView

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Nirsoft

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook accounts

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 536 wrote to memory of 1168 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 536 wrote to memory of 1168 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 536 wrote to memory of 1168 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 536 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 536 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 536 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 536 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 536 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe
PID 536 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

"C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe"

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe /stext "C:\Users\Admin\AppData\Local\Temp\mhqjyxjrubjuymoblsjcjunxq"

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe /stext "C:\Users\Admin\AppData\Local\Temp\xkwczptlqjbzbbcnddweuzhozkzs"

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe

C:\Users\Admin\AppData\Local\Temp\2f4d1b809b6f776b81a5c2aba52fb5deb61658b4617b52832f727d64a6d4ea7b.exe /stext "C:\Users\Admin\AppData\Local\Temp\zebuaieeertdlhyrmoqfxluxzzrbzsyb"

Network

Country Destination Domain Proto
US 8.8.8.8:53 email.imforums.in udp
NL 91.92.253.17:3393 email.imforums.in tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
NL 91.92.253.17:3393 email.imforums.in tcp
NL 91.92.253.17:3393 email.imforums.in tcp
US 8.8.8.8:53 geoplugin.net udp
NL 178.237.33.50:80 geoplugin.net tcp
US 8.8.8.8:53 17.253.92.91.in-addr.arpa udp
US 8.8.8.8:53 177.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 50.33.237.178.in-addr.arpa udp
US 8.8.8.8:53 0.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 193.78.101.95.in-addr.arpa udp
US 8.8.8.8:53 137.71.105.51.in-addr.arpa udp

Files

memory/1168-1-0x0000000000400000-0x0000000000478000-memory.dmp

memory/3008-3-0x0000000000400000-0x0000000000457000-memory.dmp

memory/1168-6-0x0000000000400000-0x0000000000478000-memory.dmp

memory/4088-4-0x0000000000400000-0x0000000000424000-memory.dmp

memory/3008-7-0x0000000000400000-0x0000000000457000-memory.dmp

memory/3008-11-0x0000000000400000-0x0000000000457000-memory.dmp

memory/4088-12-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1168-10-0x0000000000400000-0x0000000000478000-memory.dmp

memory/4088-13-0x0000000000400000-0x0000000000424000-memory.dmp

memory/3008-17-0x0000000000400000-0x0000000000457000-memory.dmp

memory/4088-20-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1168-22-0x0000000000400000-0x0000000000478000-memory.dmp

memory/536-25-0x0000000010000000-0x0000000010019000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\mhqjyxjrubjuymoblsjcjunxq

MD5 a4b83bf48e62a41c2f45628d10c5bba1
SHA1 2596a41d8da2eb88f7f69e27cc16a046a2287f35
SHA256 7b29149f6971b7fba6137f401c2d515cc576dafd233b7d312dd7d818b9f91829
SHA512 afcaee732127ad05cc70a2a9cca8e4ccdcacf8161b16ed4c5e346418a7c221f3da4f20d95b449fb813a6ccbd2aad05a3a9449a9db01f8fd5c132068d1cf4c7bd

memory/536-28-0x0000000010000000-0x0000000010019000-memory.dmp

memory/536-30-0x0000000010000000-0x0000000010019000-memory.dmp

memory/536-31-0x0000000010000000-0x0000000010019000-memory.dmp

memory/536-32-0x0000000010000000-0x0000000010019000-memory.dmp