08427eef2dfdf0cdf9c47cd2275c5070115956e5df852f1e3ddc6da92359d52d

General

Target

ػҽƱ顢.xls
Size

128KB
MD5

ed472165e3c1592055df3aafd8b0c1e0
SHA1

4fd9cf8cf8d6c8abf54bc7b5094a6e8fe52cd79d
SHA256

8282977b24c505fb08ebdb60b2a86396f387d52a7379a1d52dffb44d5d9ec55f
SHA512

adc464dac8530419b7b20a1615b13b3d073f509ee2b1e4af497ac42d16c971a85c165459586a2659a584a00448769656aa81c62364481c06e1c6f366e4ac3de1
SSDEEP

1536:Mjjjjn1/foa2WVbrzQ7ITPI4PR62bzM88e80UX4JHD6kCtzSAYWQx803053RX:rWVbrzQ7ITAw9Ujn0UX4ZdCcj80EJ

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 3 IoCs

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

Processes:

cmd.execmd.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	1800	976	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	544	976	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1376	976	cmd.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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

976 EXCEL.EXE
Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

EXCEL.EXE

pid process

976 EXCEL.EXE
976 EXCEL.EXE
976 EXCEL.EXE
976 EXCEL.EXE
976 EXCEL.EXE
976 EXCEL.EXE
976 EXCEL.EXE
976 EXCEL.EXE
976 EXCEL.EXE
976 EXCEL.EXE

pid	process
976	EXCEL.EXE

pid	process
976	EXCEL.EXE
976	EXCEL.EXE
976	EXCEL.EXE
976	EXCEL.EXE
976	EXCEL.EXE
976	EXCEL.EXE
976	EXCEL.EXE
976	EXCEL.EXE
976	EXCEL.EXE
976	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 976 wrote to memory of 1800	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 1800	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 1800	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 1800	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 544	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 544	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 544	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 544	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 1376	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 1376	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 1376	976	EXCEL.EXE	cmd.exe
PID 976 wrote to memory of 1376	976	EXCEL.EXE	cmd.exe
PID 1800 wrote to memory of 1700	1800	cmd.exe	attrib.exe
PID 1800 wrote to memory of 1700	1800	cmd.exe	attrib.exe
PID 1800 wrote to memory of 1700	1800	cmd.exe	attrib.exe
PID 1800 wrote to memory of 1700	1800	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

1700 attrib.exe

pid	process
1700	attrib.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\ػҽƱ顢.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:976

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1800

C:\Windows\SysWOW64\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
3⤵
- Views/modifies file attributes
PID:1700

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
2⤵
- Process spawned unexpected child process
PID:544

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
2⤵
- Process spawned unexpected child process
PID:1376

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Hidden Files and Directories

1

T1158

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/544-220-0x0000000000000000-mapping.dmp

Download
memory/976-74-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-112-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-57-0x000000007275D000-0x0000000072768000-memory.dmp

Filesize
44KB

Download
memory/976-58-0x0000000075761000-0x0000000075763000-memory.dmp

Filesize
8KB

Download
memory/976-60-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-59-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-72-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-62-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-63-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-65-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-64-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-66-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-67-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-69-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-68-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-70-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-71-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-75-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-61-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/976-73-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-77-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-76-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-78-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-79-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-81-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-80-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-82-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-83-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-85-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-84-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-86-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-87-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-109-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-54-0x000000002F891000-0x000000002F894000-memory.dmp

Filesize
12KB

Download
memory/976-113-0x0000000000558000-0x0000000000568000-memory.dmp

Filesize
64KB

Download
memory/976-55-0x0000000071771000-0x0000000071773000-memory.dmp

Filesize
8KB

Download
memory/1376-221-0x0000000000000000-mapping.dmp

Download
memory/1700-222-0x0000000000000000-mapping.dmp

Download
memory/1800-219-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads