Malware Analysis Report

2024-10-24 17:09

Sample ID 240905-z7e98szapp
Target 5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5
SHA256 5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5
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

5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5

Threat Level: Known bad

The file 5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5 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

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-05 21:21

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-05 21:21

Reported

2024-09-05 21:22

Platform

win7-20240903-en

Max time kernel

32s

Max time network

33s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5.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
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:\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
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

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 WriteProcessMemory

Description Indicator Process Target
PID 2664 wrote to memory of 2824 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2824 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2824 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2824 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2824 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2824 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2824 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2400 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2400 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2400 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2400 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2400 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2400 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2400 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2356 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2356 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2356 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2356 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2356 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2356 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 2356 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 1692 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 1692 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 1692 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 1692 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 1692 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 1692 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\regsvr32.exe
PID 2664 wrote to memory of 1692 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\5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5.xls

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\hhwe1.ocx

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\hhwe2.ocx

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\hhwe3.ocx

C:\Windows\SysWOW64\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\hhwe4.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 wordpress.agrupem.com udp
DE 85.214.64.234:80 wordpress.agrupem.com tcp
US 8.8.8.8:53 andecam.com.ar udp
AR 179.43.124.129:80 andecam.com.ar tcp
AR 179.43.124.129:443 andecam.com.ar tcp
AR 179.43.124.129:443 andecam.com.ar tcp
US 8.8.8.8:53 deadcode200.c1.biz udp
BG 185.176.43.106:80 deadcode200.c1.biz tcp
US 8.8.8.8:53 hello-front.thlab.ru udp

Files

memory/2664-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2664-1-0x00000000727DD000-0x00000000727E8000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab1C0C.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\Tar1C2E.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/2664-57-0x00000000727DD000-0x00000000727E8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-05 21:21

Reported

2024-09-05 21:22

Platform

win10v2004-20240802-en

Max time kernel

47s

Max time network

36s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5.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
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\5abd4c8e29cf663d47ea598b05dc59a58ab509c5672115f114d4e08a93b5bcc5.xls"

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\hhwe1.ocx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\hhwe2.ocx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\hhwe3.ocx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\hhwe4.ocx

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
GB 52.109.28.47:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 wordpress.agrupem.com udp
DE 85.214.64.234:80 wordpress.agrupem.com tcp
US 8.8.8.8:53 andecam.com.ar udp
AR 179.43.124.129:80 andecam.com.ar tcp
US 8.8.8.8:53 97.32.109.52.in-addr.arpa udp
US 8.8.8.8:53 234.64.214.85.in-addr.arpa udp
US 8.8.8.8:53 47.28.109.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
AR 179.43.124.129:443 andecam.com.ar tcp
US 8.8.8.8:53 129.124.43.179.in-addr.arpa udp
US 8.8.8.8:53 23.149.64.172.in-addr.arpa udp
US 8.8.8.8:53 233.38.18.104.in-addr.arpa udp
AR 179.43.124.129:443 andecam.com.ar tcp
US 8.8.8.8:53 deadcode200.c1.biz udp
BG 185.176.43.106:80 deadcode200.c1.biz tcp
US 8.8.8.8:53 hello-front.thlab.ru udp
US 8.8.8.8:53 106.43.176.185.in-addr.arpa udp
US 8.8.8.8:53 200.201.50.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.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
US 8.8.8.8:53 36.56.20.217.in-addr.arpa udp

Files

memory/2876-0-0x00007FFDD0C30000-0x00007FFDD0C40000-memory.dmp

memory/2876-1-0x00007FFE10C4D000-0x00007FFE10C4E000-memory.dmp

memory/2876-3-0x00007FFDD0C30000-0x00007FFDD0C40000-memory.dmp

memory/2876-4-0x00007FFDD0C30000-0x00007FFDD0C40000-memory.dmp

memory/2876-5-0x00007FFDD0C30000-0x00007FFDD0C40000-memory.dmp

memory/2876-6-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-8-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-12-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-11-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-10-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-13-0x00007FFDCE650000-0x00007FFDCE660000-memory.dmp

memory/2876-9-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-7-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-2-0x00007FFDD0C30000-0x00007FFDD0C40000-memory.dmp

memory/2876-15-0x00007FFDCE650000-0x00007FFDCE660000-memory.dmp

memory/2876-17-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-16-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-18-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-14-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-39-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-40-0x00007FFE10C4D000-0x00007FFE10C4E000-memory.dmp

memory/2876-41-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

memory/2876-42-0x00007FFE10BB0000-0x00007FFE10DA5000-memory.dmp

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

MD5 332057d00bc7f75f96af38d7345e15be
SHA1 8eb082de0251213ecb8c042315590b4c20bca2bb
SHA256 ceaca88ed45c73e95784edbcf79e631ee866e56513d84dbbf6b24f798553b59a
SHA512 b8949f22c7d4d00a96f0fc23316bc41da07fc83c10a5e0059e9690726037270e75df440adb684b4584221eb0cd8a466eff4c6c87f1249179ec4a37caff1b6a1a