2e1098d68eef630c634e79978eee121ba68dcaa93099b1a994995c8dfe8b066c

General

Target

2e1098d68eef630c634e79978eee121ba68dcaa93099b1a994995c8dfe8b066c.xls
Size

92KB
MD5

1726b8c54a5679fc6278f68851aefc97
SHA1

7389a462c9e582aed8d458cafc16c9604c694eae
SHA256

2e1098d68eef630c634e79978eee121ba68dcaa93099b1a994995c8dfe8b066c
SHA512

22c71f5afae5a6c7fc4a328d89f8e747c55a45e85cd04d3839c6dbc04bb281c677386c39f4b68c4b3d3e4ec4397b4295b9c733b3bf05b15a734fae62a26138b1
SSDEEP

1536:8nlnlnlnlnfnQnOyK7Dns4nLvQEnlnjnrnqBnkcntnur+Z95gtVVkXpFl2jcc0lV:QNVSl2jcc0lbxOrujDJtXwXc

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	284	1152	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	672	1152	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	360	1152	cmd.exe	EXCEL.EXE

Deletes itself 1 IoCs

Processes:

EXCEL.EXE

pid process

1152 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

pid	process
1152	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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt	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 (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 (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
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	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

NTFS ADS 1 IoCs

Processes:

EXCEL.EXE

description ioc process

File created C:\Users\Admin\AppData\Local\Temp\4AAD6000\:Zone.Identifier:$DATA EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1152 EXCEL.EXE
Suspicious behavior: RenamesItself 1 IoCs

Processes:

EXCEL.EXE

pid process

1152 EXCEL.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

EXCEL.EXE

pid process

1152 EXCEL.EXE
1152 EXCEL.EXE
1152 EXCEL.EXE
1152 EXCEL.EXE
1152 EXCEL.EXE
1152 EXCEL.EXE
1152 EXCEL.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\4AAD6000\:Zone.Identifier:$DATA	EXCEL.EXE

pid	process
1152	EXCEL.EXE

pid	process
1152	EXCEL.EXE

pid	process
1152	EXCEL.EXE
1152	EXCEL.EXE
1152	EXCEL.EXE
1152	EXCEL.EXE
1152	EXCEL.EXE
1152	EXCEL.EXE
1152	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 1152 wrote to memory of 284	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 284	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 284	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 284	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 672	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 672	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 672	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 672	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 360	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 360	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 360	1152	EXCEL.EXE	cmd.exe
PID 1152 wrote to memory of 360	1152	EXCEL.EXE	cmd.exe
PID 284 wrote to memory of 1760	284	cmd.exe	attrib.exe
PID 284 wrote to memory of 1760	284	cmd.exe	attrib.exe
PID 284 wrote to memory of 1760	284	cmd.exe	attrib.exe
PID 284 wrote to memory of 1760	284	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

1760 attrib.exe

pid	process
1760	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\2e1098d68eef630c634e79978eee121ba68dcaa93099b1a994995c8dfe8b066c.xls
1⤵
- Deletes itself
- Enumerates system info in registry
- Modifies Internet Explorer settings
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1152

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:284

C:\Windows\SysWOW64\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
3⤵
- Views/modifies file attributes
PID:1760

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:672

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:360

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

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Downloads

memory/284-219-0x0000000000000000-mapping.dmp

Download
memory/360-221-0x0000000000000000-mapping.dmp

Download
memory/672-220-0x0000000000000000-mapping.dmp

Download
memory/1152-54-0x000000002F401000-0x000000002F404000-memory.dmp

Filesize
12KB

Download
memory/1152-55-0x00000000717B1000-0x00000000717B3000-memory.dmp

Filesize
8KB

Download
memory/1152-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1152-57-0x000000007279D000-0x00000000727A8000-memory.dmp

Filesize
44KB

Download
memory/1152-58-0x0000000075881000-0x0000000075883000-memory.dmp

Filesize
8KB

Download
memory/1152-383-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1152-384-0x000000007279D000-0x00000000727A8000-memory.dmp

Filesize
44KB

Download
memory/1760-222-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads