a2935f3e10f328fcf0774ad2f98acce04d7e21d522768c01c02884fef440d8e2

Analysis

max time kernel
152s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
29-01-2023 15:18

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General

Target

a2935f3e10f328fcf0774ad2f98acce04d7e21d522768c01c02884fef440d8e2.xls
Size

42KB
MD5

50b01bcc3b1520c880682680889ab76a
SHA1

a7f655f54657752191082137d0be713c05084664
SHA256

a2935f3e10f328fcf0774ad2f98acce04d7e21d522768c01c02884fef440d8e2
SHA512

7d22cd90b3057884f6c0a5eb21edf47b414de403ca9fb518c33372617c1d72671426f00f117362b2936d880b425d75410b7652c90ccc6d243bcde12c4852c12d
SSDEEP

768:tkkkkh5I8sUwUlY85dWRf3mSUJ1lWi9dkmieXAeR2eWBqtQ0tmd8aYEelug4/mlk:tkkkkh5I8sUwUlY85dWRf3mSUJ1lWi90

Score

1^/10

Malware Config

Signatures

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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1976 EXCEL.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

EXCEL.EXE

pid process

1976 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

1976 EXCEL.EXE
1976 EXCEL.EXE
1976 EXCEL.EXE
1976 EXCEL.EXE
1976 EXCEL.EXE

pid	process
1976	EXCEL.EXE

pid	process
1976	EXCEL.EXE

pid	process
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	EXCEL.EXE
1976	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\a2935f3e10f328fcf0774ad2f98acce04d7e21d522768c01c02884fef440d8e2.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1976

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/1976-54-0x000000002F631000-0x000000002F634000-memory.dmp

Filesize
12KB

Download
memory/1976-55-0x0000000070F61000-0x0000000070F63000-memory.dmp

Filesize
8KB

Download
memory/1976-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1976-57-0x0000000071F4D000-0x0000000071F58000-memory.dmp

Filesize
44KB

Download
memory/1976-58-0x0000000074D81000-0x0000000074D83000-memory.dmp

Filesize
8KB

Download
memory/1976-59-0x0000000071F4D000-0x0000000071F58000-memory.dmp

Filesize
44KB

Download
memory/1976-60-0x000000006C7A1000-0x000000006C7A3000-memory.dmp

Filesize
8KB

Download