Malware Analysis Report

2024-12-07 03:13

Sample ID 241106-r2laas1mgs
Target 6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN
SHA256 6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167c
Tags
cycbot backdoor discovery rat spyware stealer upx
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

6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167c

Threat Level: Known bad

The file 6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN was found to be: Known bad.

Malicious Activity Summary

cycbot backdoor discovery rat spyware stealer upx

Cycbot family

Detects Cycbot payload

Cycbot

Reads user/profile data of web browsers

UPX packed file

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-06 14:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-06 14:41

Reported

2024-11-06 14:43

Platform

win7-20240903-en

Max time kernel

111s

Max time network

63s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe"

Signatures

Cycbot

backdoor rat cycbot

Cycbot family

cycbot

Detects Cycbot payload

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

Reads user/profile data of web browsers

spyware stealer

UPX packed file

upx
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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2772 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe
PID 2772 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe
PID 2772 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe
PID 2772 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe
PID 2772 wrote to memory of 1156 N/A C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe
PID 2772 wrote to memory of 1156 N/A C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe
PID 2772 wrote to memory of 1156 N/A C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe
PID 2772 wrote to memory of 1156 N/A C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe

"C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe"

C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe

C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft

C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe

C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming

Network

Country Destination Domain Proto
US 8.8.8.8:53 onlineinstitute.com udp
US 50.28.76.229:80 onlineinstitute.com tcp
US 8.8.8.8:53 zonetf.com udp
US 8.8.8.8:53 zonetf.com udp
US 8.8.8.8:53 pdadatarestore.com udp
US 76.223.54.146:80 zonetf.com tcp
US 76.223.54.146:80 zonetf.com tcp
US 76.223.54.146:80 zonetf.com tcp
US 76.223.54.146:80 zonetf.com tcp
US 76.223.54.146:80 zonetf.com tcp
US 76.223.54.146:80 zonetf.com tcp
US 8.8.8.8:53 hostinganddedic.com udp
US 76.223.54.146:80 zonetf.com tcp
US 76.223.54.146:80 zonetf.com tcp
US 76.223.54.146:80 zonetf.com tcp
US 8.8.8.8:53 www.google.com udp
GB 142.250.180.4:80 www.google.com tcp
US 8.8.8.8:53 searchmobilecode.com udp
US 76.223.54.146:80 zonetf.com tcp
GB 142.250.180.4:80 www.google.com tcp
N/A 127.0.0.1:50121 tcp

Files

memory/2772-1-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2772-2-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2676-7-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2676-8-0x0000000000400000-0x000000000044B000-memory.dmp

C:\Users\Admin\AppData\Roaming\BBC3.5E3

MD5 b3d44b19dc8dd33c2339e59d795c4c4a
SHA1 b8e5fa8bd40cb087d63d82f22c4131aa2edcf9ae
SHA256 5c852d2df6b8cb053105798245a65472388a4eb2e97b5fecc941e60f5b3ea4ee
SHA512 619b8ac1be7c99b5493b620bae78c9b7388aca96b88e8460c8c5bcebaeae184b9a4649ffb588bc4b793d76e0e90980f74e24f7c503e19ac4df9984c45a130961

memory/2772-19-0x0000000000400000-0x000000000044B000-memory.dmp

C:\Users\Admin\AppData\Roaming\BBC3.5E3

MD5 b4b334a8c0bb4563dac2bfd087e92030
SHA1 f6ab8d8ee21a38e0ad0e2623012f9076f648cf3a
SHA256 4676c684693e86bbfc2e49d34ccc7e27cff9193b570d1c05e884ec4ef3ebaa24
SHA512 f723dd8b3c8b0963c4af41f2e471f12c5b161b308cea0b5c7623e2f28dde2f5af713204d07267f99b409d64a7a895db2cfcddc087329e7aa1270dd9418adb328

memory/1156-84-0x0000000000400000-0x000000000044B000-memory.dmp

C:\Users\Admin\AppData\Roaming\BBC3.5E3

MD5 89552e4c2fe3056e1bb763347042a1a8
SHA1 742aa40a53005f321d4df13659600584329d8d48
SHA256 f162bc3529c09707bdafcc1748ac3515793b14f238fc7e54fe7f03c3e5e4eb13
SHA512 1d07bc3a9ed72300366d57fc400fc6119ec47041fce05ea2d203d8c9879d59d2bedff3c22b2df4054559e30d0add236452d8092b8ba2f8e720354da6d5035198

C:\Users\Admin\AppData\Roaming\BBC3.5E3

MD5 1c48db174fe1e4a85cea4267a23e8583
SHA1 36a40f80923738a3af2db0f6eee90454a4e610be
SHA256 e8586ebb892a4c896cbf1336437846d56de2750935f339779eb1b6efe13a8a33
SHA512 df011c8b93ea484594e59de3dd9eefa217eed53320d353acfbc2e86de42ac639cd7e56b6f6188b14533db63b7c7190d085412f4033f329e5073447f6282643b9

memory/2772-202-0x0000000000400000-0x000000000044B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-06 14:41

Reported

2024-11-06 14:43

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe

"C:\Users\Admin\AppData\Local\Temp\6e8f1b102637f688486a90c1aa7629433c4d01193662df5b523cd01df05b167cN.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4640 -ip 4640

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 408

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

N/A