Malware Analysis Report

2025-03-15 07:23

Sample ID 241111-ztrfcawgkg
Target b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1
SHA256 b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1
Tags
macro xlm discovery
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

b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1

Threat Level: Known bad

The file b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1 was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

Process spawned unexpected child process

Suspicious Office macro

System Location Discovery: System Language Discovery

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 21:00

Signatures

Suspicious Office macro

macro xlm
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 21:00

Reported

2024-11-11 21:03

Platform

win7-20240903-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1.xls

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\regsvr32.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\regsvr32.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SysWOW64\regsvr32.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\regsvr32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\regsvr32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\regsvr32.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2488 wrote to memory of 2124 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2124 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2124 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2124 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2124 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2124 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2124 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 1720 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 1720 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 1720 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 1720 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 1720 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 1720 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 1720 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2728 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2728 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2728 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2728 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2728 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2728 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2488 wrote to memory of 2728 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1.xls

C:\Windows\SysWOW64\regsvr32.exe

regsvr32 C:\Uduw\soam1.OCX

C:\Windows\SysWOW64\regsvr32.exe

regsvr32 C:\Uduw\soam2.OCX

C:\Windows\SysWOW64\regsvr32.exe

regsvr32 C:\Uduw\soam3.OCX

Network

Country Destination Domain Proto
US 8.8.8.8:53 bosny.com udp
TH 203.150.230.190:443 bosny.com tcp
US 8.8.8.8:53 www.berekethaber.com udp
TR 31.192.214.3:443 www.berekethaber.com tcp
US 8.8.8.8:53 e5.o.lencr.org udp
GB 2.23.210.82:80 e5.o.lencr.org tcp
US 8.8.8.8:53 bulldogironworksllc.com udp
US 185.230.63.107:443 bulldogironworksllc.com tcp
US 8.8.8.8:53 r11.o.lencr.org udp
GB 2.23.210.82:80 r11.o.lencr.org tcp
US 8.8.8.8:53 www.bulldogironworksllc.com udp
US 34.149.87.45:443 www.bulldogironworksllc.com tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.22:80 crl.microsoft.com tcp

Files

memory/2488-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2488-1-0x000000007371D000-0x0000000073728000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\CabE6AA.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\TarE6CC.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/2488-181-0x000000007371D000-0x0000000073728000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 21:00

Reported

2024-11-11 21:03

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

140s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1.xls"

Signatures

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SYSTEM32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SYSTEM32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\SYSTEM32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Processes

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1.xls"

C:\Windows\SYSTEM32\regsvr32.exe

regsvr32 C:\Uduw\soam1.OCX

C:\Windows\SYSTEM32\regsvr32.exe

regsvr32 C:\Uduw\soam2.OCX

C:\Windows\SYSTEM32\regsvr32.exe

regsvr32 C:\Uduw\soam3.OCX

Network

Country Destination Domain Proto
US 8.8.8.8:53 46.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
IE 52.109.76.243:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 bosny.com udp
TH 203.150.230.190:443 bosny.com tcp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 243.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 190.230.150.203.in-addr.arpa udp
US 8.8.8.8:53 www.bosny.com udp
TH 203.150.230.190:443 www.bosny.com tcp
US 8.8.8.8:53 www.berekethaber.com udp
TR 31.192.214.3:443 www.berekethaber.com tcp
US 8.8.8.8:53 e5.o.lencr.org udp
GB 2.23.210.75:80 e5.o.lencr.org tcp
US 8.8.8.8:53 bulldogironworksllc.com udp
US 185.230.63.107:443 bulldogironworksllc.com tcp
US 8.8.8.8:53 r11.o.lencr.org udp
GB 2.23.210.82:80 r11.o.lencr.org tcp
US 8.8.8.8:53 3.214.192.31.in-addr.arpa udp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
US 8.8.8.8:53 107.63.230.185.in-addr.arpa udp
US 8.8.8.8:53 75.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 82.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 www.bulldogironworksllc.com udp
US 34.149.87.45:443 www.bulldogironworksllc.com tcp
US 8.8.8.8:53 45.87.149.34.in-addr.arpa udp
US 8.8.8.8:53 122.10.44.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/2360-1-0x00007FF8988AD000-0x00007FF8988AE000-memory.dmp

memory/2360-0-0x00007FF858890000-0x00007FF8588A0000-memory.dmp

memory/2360-3-0x00007FF858890000-0x00007FF8588A0000-memory.dmp

memory/2360-4-0x00007FF858890000-0x00007FF8588A0000-memory.dmp

memory/2360-2-0x00007FF858890000-0x00007FF8588A0000-memory.dmp

memory/2360-8-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-7-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-6-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-5-0x00007FF858890000-0x00007FF8588A0000-memory.dmp

memory/2360-10-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-9-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-11-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-12-0x00007FF8567A0000-0x00007FF8567B0000-memory.dmp

memory/2360-14-0x00007FF8567A0000-0x00007FF8567B0000-memory.dmp

memory/2360-15-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-16-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-21-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-22-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-20-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-19-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-18-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-17-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-13-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-47-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-48-0x00007FF8988AD000-0x00007FF8988AE000-memory.dmp

memory/2360-49-0x00007FF898810000-0x00007FF898A05000-memory.dmp

memory/2360-50-0x00007FF898810000-0x00007FF898A05000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

MD5 0f9d77c893cc5b5a4c417197ddf2bcfd
SHA1 ac7044761f17abbb801ec4b9d35fa8ed14a08091
SHA256 4cfb6e7aea7acb565c183b7fd4942c8e084939bd46f6e699055ead9f313dd36d
SHA512 8462c598c6845a9fcd46ef63c6d1e18e8409f0d09fa8f74647651285335c47b568255c4ad31e191310184422c4bb6b80524c15500520c97177721808ffa1cdc8