Malware Analysis Report

2025-01-02 15:43

Sample ID 210722-qzdgz4tb8e
Target 20210722_181207_5fb78700e3391da56aba59107389499a0efb5fb2057e11398e1129b3a118a633_0722_1086163762.xls
SHA256 5fb78700e3391da56aba59107389499a0efb5fb2057e11398e1129b3a118a633
Tags
macro macro_on_action fickerstealer hancitor 2207_xwpi67 downloader infostealer spyware stealer suricata
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5fb78700e3391da56aba59107389499a0efb5fb2057e11398e1129b3a118a633

Threat Level: Known bad

The file 20210722_181207_5fb78700e3391da56aba59107389499a0efb5fb2057e11398e1129b3a118a633_0722_1086163762.xls was found to be: Known bad.

Malicious Activity Summary

macro macro_on_action fickerstealer hancitor 2207_xwpi67 downloader infostealer spyware stealer suricata

Process spawned unexpected child process

suricata: ET MALWARE Win32/Ficker Stealer Activity M3

Fickerstealer

suricata: ET MALWARE Win32/Ficker Stealer Activity

Hancitor

Office macro that triggers on suspicious action

Suspicious Office macro

Blocklisted process makes network request

Downloads MZ/PE file

Reads local data of messenger clients

Loads dropped DLL

Accesses cryptocurrency files/wallets, possible credential harvesting

Looks up external IP address via web service

Suspicious use of SetThreadContext

Office loads VBA resources, possible macro or embedded object present

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Checks processor information in registry

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-07-22 18:14

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2021-07-22 18:14

Reported

2021-07-22 18:16

Platform

win7v20210410

Max time kernel

70s

Max time network

104s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\20210722_181207_5fb78700e3391da56aba59107389499a0efb5fb2057e11398e1129b3a118a633_0722_1086163762.xls

Signatures

Fickerstealer

infostealer fickerstealer

Hancitor

downloader hancitor

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\rundll32.exe C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

suricata: ET MALWARE Win32/Ficker Stealer Activity

suricata

suricata: ET MALWARE Win32/Ficker Stealer Activity M3

suricata

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Downloads MZ/PE file

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Reads local data of messenger clients

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1348 set thread context of 548 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe

Office loads VBA resources, possible macro or embedded object present

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\SysWOW64\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\SysWOW64\svchost.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

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" 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 behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 772 wrote to memory of 1348 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\rundll32.exe
PID 772 wrote to memory of 1348 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\rundll32.exe
PID 772 wrote to memory of 1348 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\rundll32.exe
PID 772 wrote to memory of 1348 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\rundll32.exe
PID 772 wrote to memory of 1348 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\rundll32.exe
PID 772 wrote to memory of 1348 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\rundll32.exe
PID 772 wrote to memory of 1348 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\Windows\SysWOW64\rundll32.exe
PID 1348 wrote to memory of 548 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 1348 wrote to memory of 548 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 1348 wrote to memory of 548 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 1348 wrote to memory of 548 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 1348 wrote to memory of 548 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 1348 wrote to memory of 548 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.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\20210722_181207_5fb78700e3391da56aba59107389499a0efb5fb2057e11398e1129b3a118a633_0722_1086163762.xls

C:\Windows\SysWOW64\rundll32.exe

"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Local\Temp\omsh.dll,SHIIJGLGNAB

C:\Windows\SysWOW64\svchost.exe

C:\Windows\System32\svchost.exe

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 50.16.220.248:80 api.ipify.org tcp
N/A 8.8.8.8:53 tholeferli.com udp
N/A 194.147.115.74:80 tholeferli.com tcp
N/A 8.8.8.8:53 s0lom0n.ru udp
N/A 8.211.241.0:80 s0lom0n.ru tcp
N/A 50.16.220.248:80 api.ipify.org tcp
N/A 8.8.8.8:53 pospvisis.com udp
N/A 95.213.179.67:80 pospvisis.com tcp
N/A 95.213.179.67:80 pospvisis.com tcp

Files

memory/772-60-0x000000002F231000-0x000000002F234000-memory.dmp

memory/772-61-0x0000000071981000-0x0000000071983000-memory.dmp

memory/772-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/1348-63-0x0000000000000000-mapping.dmp

memory/1348-64-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\omsh.dll

MD5 7348620f737ec1b0997cae7548344f2c
SHA1 5550f62fdc0963c331b460f8a967c45d481e505a
SHA256 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd
SHA512 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6

\Users\Admin\AppData\Local\Temp\omsh.dll

MD5 7348620f737ec1b0997cae7548344f2c
SHA1 5550f62fdc0963c331b460f8a967c45d481e505a
SHA256 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd
SHA512 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6

\Users\Admin\AppData\Local\Temp\omsh.dll

MD5 7348620f737ec1b0997cae7548344f2c
SHA1 5550f62fdc0963c331b460f8a967c45d481e505a
SHA256 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd
SHA512 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6

\Users\Admin\AppData\Local\Temp\omsh.dll

MD5 7348620f737ec1b0997cae7548344f2c
SHA1 5550f62fdc0963c331b460f8a967c45d481e505a
SHA256 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd
SHA512 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6

memory/1348-70-0x00000000007F0000-0x00000000008B6000-memory.dmp

\Users\Admin\AppData\Local\Temp\omsh.dll

MD5 7348620f737ec1b0997cae7548344f2c
SHA1 5550f62fdc0963c331b460f8a967c45d481e505a
SHA256 8efac1531e83525bb0806eebca0bb9a797a18feb1848a4ceee4a88fdb85cbbbd
SHA512 568babf18ba8ad33c9756e43610172361132f076bb4601e0e046317a30a298da453219f43a2b5ffafc5c535e4ca62ffff622ae7bf084efba786946b880f9ddb6

memory/1348-71-0x0000000000160000-0x0000000000161000-memory.dmp

memory/1348-72-0x00000000007F0000-0x00000000007FA000-memory.dmp

memory/548-73-0x0000000000400000-0x0000000000448000-memory.dmp

memory/548-74-0x0000000000401480-mapping.dmp

memory/548-76-0x0000000000400000-0x0000000000448000-memory.dmp