Malware Analysis Report

2024-12-08 02:32

Sample ID 230812-m5z6eadd2v
Target b74bd6bff1cdd80e1f7d2255dcc7d5c5a9382d19898fc7b9802ed8c5e5843c7d
SHA256 b74bd6bff1cdd80e1f7d2255dcc7d5c5a9382d19898fc7b9802ed8c5e5843c7d
Tags
r77
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b74bd6bff1cdd80e1f7d2255dcc7d5c5a9382d19898fc7b9802ed8c5e5843c7d

Threat Level: Known bad

The file b74bd6bff1cdd80e1f7d2255dcc7d5c5a9382d19898fc7b9802ed8c5e5843c7d was found to be: Known bad.

Malicious Activity Summary

r77

R77 family

r77 rootkit payload

Unsigned PE

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-08-12 11:03

Signatures

R77 family

r77

r77 rootkit payload

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

Unsigned PE

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

Analysis: behavioral5

Detonation Overview

Submitted

2023-08-12 11:03

Reported

2023-08-12 11:06

Platform

win7-20230712-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\游侠网热门MOD补丁.url

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\游侠网热门MOD补丁.url

Network

N/A

Files

memory/2644-54-0x0000000000430000-0x0000000000431000-memory.dmp

memory/2644-55-0x0000000000430000-0x0000000000431000-memory.dmp

Analysis: behavioral6

Detonation Overview

Submitted

2023-08-12 11:03

Reported

2023-08-12 11:06

Platform

win10v2004-20230703-en

Max time kernel

141s

Max time network

154s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\游侠网热门MOD补丁.url

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\游侠网热门MOD补丁.url

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-12 11:03

Reported

2023-08-12 11:06

Platform

win7-20230712-en

Max time kernel

118s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe

"C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1072 -s 828

Network

N/A

Files

memory/1072-56-0x000007FEF5980000-0x000007FEF636C000-memory.dmp

memory/1072-55-0x0000000000370000-0x00000000003A2000-memory.dmp

memory/1072-54-0x0000000000370000-0x00000000003A2000-memory.dmp

memory/1072-58-0x000000001AF80000-0x000000001B000000-memory.dmp

memory/1072-57-0x000000001AF80000-0x000000001B000000-memory.dmp

memory/1072-59-0x000000001AF80000-0x000000001B000000-memory.dmp

memory/1072-63-0x000000001AF80000-0x000000001B000000-memory.dmp

memory/1072-64-0x000007FEF5980000-0x000007FEF636C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-12 11:03

Reported

2023-08-12 11:06

Platform

win10v2004-20230703-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe"

Signatures

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe

"C:\Users\Admin\AppData\Local\Temp\Baldurs Gate 3 Early Access Plus 15 Trainer Updated 2021.10.18.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 163.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 flingtrainer.com udp
US 172.67.72.29:443 flingtrainer.com tcp
US 8.8.8.8:53 x2.c.lencr.org udp
NL 23.222.33.142:80 x2.c.lencr.org tcp
US 8.8.8.8:53 29.72.67.172.in-addr.arpa udp
US 8.8.8.8:53 142.33.222.23.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 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 233.141.123.20.in-addr.arpa udp
US 8.8.8.8:53 122.10.44.20.in-addr.arpa udp

Files

memory/840-133-0x00007FF8389D0000-0x00007FF839491000-memory.dmp

memory/840-134-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-136-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-135-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-137-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-139-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-138-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-149-0x00007FF8389D0000-0x00007FF839491000-memory.dmp

memory/840-150-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-151-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-152-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-153-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-154-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

memory/840-155-0x0000021FC5260000-0x0000021FC5270000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2023-08-12 11:03

Reported

2023-08-12 11:06

Platform

win7-20230712-en

Max time kernel

117s

Max time network

120s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\游侠网最新单机游戏.url

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\游侠网最新单机游戏.url

Network

N/A

Files

memory/2624-54-0x0000000000170000-0x0000000000171000-memory.dmp

memory/2624-55-0x0000000000170000-0x0000000000171000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2023-08-12 11:03

Reported

2023-08-12 11:06

Platform

win10v2004-20230703-en

Max time kernel

139s

Max time network

150s

Command Line

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\游侠网最新单机游戏.url

Signatures

N/A

Processes

C:\Windows\System32\rundll32.exe

"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\游侠网最新单机游戏.url

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 0.77.109.52.in-addr.arpa udp
US 8.8.8.8:53 26.178.89.13.in-addr.arpa udp

Files

N/A