f6b79312aa7ebed677038e8bc5858542866b504b3e1977a4f70548e5b674b154

Analysis

max time kernel
225s
max time network
334s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 18:23

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General

Target

西环岛“绿道”工程二标段1.20/二标段汇总表.xls
Size

23KB
MD5

7149658da4a19df31fd487c96be1427c
SHA1

240efc1d7a67d0be87efd7e3a21780140bd4610b
SHA256

2b57edf4523fcaeee77ff5336de27adf8eaae5dc66f4e611c9a3946c4aa2be6e
SHA512

6fd97e3b4311f79bac4a10c11776c4f4e83ad5734e228a2f00b2e865c7f96f7ba815fb04b9ec3fb97fc812f85ba30e48882e259df3889c61bfd71f535d7032de
SSDEEP

384:qFeeeeLzqnjW9zR21gloV2dSdSVTfHQSEF/X3XIVuVTc:qFeeeeLzqnjW9zR21giV24dAfHQSEnIJ

Score

1^/10

Malware Config

Signatures

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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1488 EXCEL.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

EXCEL.EXE

pid process

1488 EXCEL.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

EXCEL.EXE

pid process

1488 EXCEL.EXE
1488 EXCEL.EXE
1488 EXCEL.EXE
1488 EXCEL.EXE
1488 EXCEL.EXE
1488 EXCEL.EXE
1488 EXCEL.EXE

pid	process
1488	EXCEL.EXE

pid	process
1488	EXCEL.EXE

pid	process
1488	EXCEL.EXE
1488	EXCEL.EXE
1488	EXCEL.EXE
1488	EXCEL.EXE
1488	EXCEL.EXE
1488	EXCEL.EXE
1488	EXCEL.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\西环岛“绿道”工程二标段1.20\二标段汇总表.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1488

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1488-54-0x000000002F7D1000-0x000000002F7D4000-memory.dmp

Filesize
12KB

Download
memory/1488-55-0x0000000071801000-0x0000000071803000-memory.dmp

Filesize
8KB

Download
memory/1488-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1488-57-0x00000000727ED000-0x00000000727F8000-memory.dmp

Filesize
44KB

Download
memory/1488-58-0x0000000076771000-0x0000000076773000-memory.dmp

Filesize
8KB

Download
memory/1488-59-0x00000000727ED000-0x00000000727F8000-memory.dmp

Filesize
44KB

Download
memory/1488-60-0x00000000005A3000-0x00000000005AC000-memory.dmp

Filesize
36KB

Download
memory/1488-61-0x00000000005A3000-0x00000000005AC000-memory.dmp

Filesize
36KB

Download
memory/1488-62-0x00000000005A3000-0x00000000005AC000-memory.dmp

Filesize
36KB

Download
memory/1488-63-0x00000000005A3000-0x00000000005AC000-memory.dmp

Filesize
36KB

Download
memory/1488-64-0x00000000005A3000-0x00000000005AC000-memory.dmp

Filesize
36KB

Download
memory/1488-65-0x00000000005A3000-0x00000000005AC000-memory.dmp

Filesize
36KB

Download
memory/1488-68-0x00000000727ED000-0x00000000727F8000-memory.dmp

Filesize
44KB

Download