Malware Analysis Report

2025-04-03 09:50

Sample ID 241121-btxelaybkn
Target 7c7f42431e94008eaf3e6857101792e4.bin
SHA256 b5068640a028fb4bd5fa3d40aebe53fab5d62039f8131d56fb9490ece0a4f6f5
Tags
upx lokibot collection discovery spyware stealer trojan
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

b5068640a028fb4bd5fa3d40aebe53fab5d62039f8131d56fb9490ece0a4f6f5

Threat Level: Known bad

The file 7c7f42431e94008eaf3e6857101792e4.bin was found to be: Known bad.

Malicious Activity Summary

upx lokibot collection discovery spyware stealer trojan

Lokibot

Lokibot family

Drops startup file

Executes dropped EXE

Loads dropped DLL

Accesses Microsoft Outlook profiles

AutoIT Executable

UPX packed file

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

outlook_win_path

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

outlook_office_path

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: MapViewOfSection

Suspicious use of SendNotifyMessage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-21 01:26

Signatures

AutoIT Executable

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

UPX packed file

upx
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
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-21 01:26

Reported

2024-11-21 01:29

Platform

win7-20241010-en

Max time kernel

128s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe"

Signatures

Lokibot

trojan spyware stealer lokibot

Lokibot family

lokibot

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\underbalance.vbs C:\Users\Admin\AppData\Local\asset\underbalance.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\asset\underbalance.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2140 set thread context of 2312 N/A C:\Users\Admin\AppData\Local\asset\underbalance.exe C:\Windows\SysWOW64\svchost.exe

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\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\asset\underbalance.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\asset\underbalance.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe

"C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe"

C:\Users\Admin\AppData\Local\asset\underbalance.exe

"C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe"

Network

Country Destination Domain Proto
BG 87.120.113.235:80 87.120.113.235 tcp
BG 87.120.113.235:80 87.120.113.235 tcp
BG 87.120.113.235:80 87.120.113.235 tcp
BG 87.120.113.235:80 87.120.113.235 tcp
BG 87.120.113.235:80 87.120.113.235 tcp

Files

memory/3012-0-0x0000000000FC0000-0x00000000010F5000-memory.dmp

memory/3012-7-0x00000000006C0000-0x0000000000AC0000-memory.dmp

\Users\Admin\AppData\Local\asset\underbalance.exe

MD5 7c7f42431e94008eaf3e6857101792e4
SHA1 973497ad5d0725b431d1d9b3f2c8f2ef7c20382a
SHA256 a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80
SHA512 fa54bcd4394326c6e5c44841d31f29c0011ebb088b8d85d8d1b4054c6207a9dccc6b92e4e54c9574763cf06df1c521dee458aabaee7cc4ff40a5110e735d3b6c

memory/2140-14-0x0000000000C20000-0x0000000000D55000-memory.dmp

memory/3012-12-0x0000000002B90000-0x0000000002CC5000-memory.dmp

memory/3012-15-0x0000000000FC0000-0x00000000010F5000-memory.dmp

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2140-24-0x0000000000790000-0x0000000000B90000-memory.dmp

memory/2312-26-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2312-29-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2140-31-0x0000000000C20000-0x0000000000D55000-memory.dmp

memory/2312-28-0x0000000000400000-0x00000000004A2000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3692679935-4019334568-335155002-1000\0f5007522459c86e95ffcc62f32308f1_6110149a-fcf0-442a-a749-601093ba4822

MD5 d898504a722bff1524134c6ab6a5eaa5
SHA1 e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA512 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3692679935-4019334568-335155002-1000\0f5007522459c86e95ffcc62f32308f1_6110149a-fcf0-442a-a749-601093ba4822

MD5 c07225d4e7d01d31042965f048728a0a
SHA1 69d70b340fd9f44c89adb9a2278df84faa9906b7
SHA256 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA512 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

memory/2312-52-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/2312-61-0x0000000000400000-0x00000000004A2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-21 01:26

Reported

2024-11-21 01:29

Platform

win10v2004-20241007-en

Max time kernel

126s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe"

Signatures

Lokibot

trojan spyware stealer lokibot

Lokibot family

lokibot

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\underbalance.vbs C:\Users\Admin\AppData\Local\asset\underbalance.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\asset\underbalance.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4780 set thread context of 3724 N/A C:\Users\Admin\AppData\Local\asset\underbalance.exe C:\Windows\SysWOW64\svchost.exe

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\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\asset\underbalance.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\asset\underbalance.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\SysWOW64\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe

"C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe"

C:\Users\Admin\AppData\Local\asset\underbalance.exe

"C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
BG 87.120.113.235:80 87.120.113.235 tcp
US 8.8.8.8:53 235.113.120.87.in-addr.arpa udp
BG 87.120.113.235:80 87.120.113.235 tcp
BG 87.120.113.235:80 87.120.113.235 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
BG 87.120.113.235:80 87.120.113.235 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
BG 87.120.113.235:80 87.120.113.235 tcp

Files

memory/3832-0-0x00000000008B0000-0x00000000009E5000-memory.dmp

memory/3832-7-0x0000000000F50000-0x0000000001350000-memory.dmp

C:\Users\Admin\AppData\Local\asset\underbalance.exe

MD5 7c7f42431e94008eaf3e6857101792e4
SHA1 973497ad5d0725b431d1d9b3f2c8f2ef7c20382a
SHA256 a4e13d5ddfed2748925ccf8cb2a08cf03f992de943e195aa73411e1fd2efab80
SHA512 fa54bcd4394326c6e5c44841d31f29c0011ebb088b8d85d8d1b4054c6207a9dccc6b92e4e54c9574763cf06df1c521dee458aabaee7cc4ff40a5110e735d3b6c

memory/4780-11-0x0000000000F10000-0x0000000001045000-memory.dmp

memory/3832-14-0x00000000008B0000-0x00000000009E5000-memory.dmp

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

MD5 e65f4e30f50b5d32a59d4cbff01b9947
SHA1 5ac6bc3af4a9ea2ba7e0b924eaeaef415f70745a
SHA256 a6dd914e154beff196c4c776934129ee855c00f320a36131ecb25111ff54ee03
SHA512 b4cf6f3393964161c2de04ed89af5569598b136213cfc9ce70b08a88afb1aecc8ba7e97ac4987b43f559750b71d76026ab3c012b054b95e26b944a06ff7e6568

memory/4780-22-0x0000000000F10000-0x0000000001045000-memory.dmp

memory/3724-24-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/3724-27-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/4780-29-0x0000000000F10000-0x0000000001045000-memory.dmp

memory/3724-26-0x0000000000400000-0x00000000004A2000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3350944739-639801879-157714471-1000\0f5007522459c86e95ffcc62f32308f1_dd2803c7-d377-4f06-bdfe-aea230fc7b0e

MD5 c07225d4e7d01d31042965f048728a0a
SHA1 69d70b340fd9f44c89adb9a2278df84faa9906b7
SHA256 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA512 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3350944739-639801879-157714471-1000\0f5007522459c86e95ffcc62f32308f1_dd2803c7-d377-4f06-bdfe-aea230fc7b0e

MD5 d898504a722bff1524134c6ab6a5eaa5
SHA1 e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA512 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

memory/3724-50-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/3724-58-0x0000000000400000-0x00000000004A2000-memory.dmp