69d247b5ec6487cec08db26c7ed8ceeef28928a506264c93a55ae7e998ef3d8b

Analysis

max time kernel
152s
max time network
31s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
28-11-2022 11:41

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General

Target

69d247b5ec6487cec08db26c7ed8ceeef28928a506264c93a55ae7e998ef3d8b.xls
Size

102KB
MD5

5f51ca2c0f026af8e734dabdb8d1af47
SHA1

c97909a1b3cef8e5a1f98a043a0b271e168c2128
SHA256

69d247b5ec6487cec08db26c7ed8ceeef28928a506264c93a55ae7e998ef3d8b
SHA512

3477c69abea6bb93d4de1ab5f470471938bbae4719379a66b8239dee1467971b50900ba74980477275700f89107ebceb3376bf6166d758a73e1a895c882e9f1c
SSDEEP

1536:fLLL/8LNJzD7hH57eWjW6nogJcheC5Fa6LJghAXpwZZ3GwmsJ4EVleKckrJ0TvwO:dwZZ14BgsvZKy

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\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
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
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\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 (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

1952 EXCEL.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

EXCEL.EXE

pid process

1952 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

1952 EXCEL.EXE
1952 EXCEL.EXE
1952 EXCEL.EXE
1952 EXCEL.EXE
1952 EXCEL.EXE

pid	process
1952	EXCEL.EXE

pid	process
1952	EXCEL.EXE

pid	process
1952	EXCEL.EXE
1952	EXCEL.EXE
1952	EXCEL.EXE
1952	EXCEL.EXE
1952	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1952 wrote to memory of 580	1952	EXCEL.EXE	splwow64.exe
PID 1952 wrote to memory of 580	1952	EXCEL.EXE	splwow64.exe
PID 1952 wrote to memory of 580	1952	EXCEL.EXE	splwow64.exe
PID 1952 wrote to memory of 580	1952	EXCEL.EXE	splwow64.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\69d247b5ec6487cec08db26c7ed8ceeef28928a506264c93a55ae7e998ef3d8b.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1952

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:580

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/580-59-0x0000000000000000-mapping.dmp

Download
memory/580-60-0x000007FEFC631000-0x000007FEFC633000-memory.dmp

Filesize
8KB

Download
memory/1952-54-0x000000002F2C1000-0x000000002F2C4000-memory.dmp

Filesize
12KB

Download
memory/1952-55-0x0000000071C81000-0x0000000071C83000-memory.dmp

Filesize
8KB

Download
memory/1952-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1952-57-0x0000000072C6D000-0x0000000072C78000-memory.dmp

Filesize
44KB

Download
memory/1952-58-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

Filesize
8KB

Download
memory/1952-61-0x000000006D421000-0x000000006D423000-memory.dmp

Filesize
8KB

Download