8dfa647de53abf0c86610de100e449795580871c555345ad9fefdf778e3a2f61

General

Target

8dfa647de53abf0c86610de100e449795580871c555345ad9fefdf778e3a2f61.xls
Size

98KB
MD5

ff93a696a28ed0935f01957e1964ebaf
SHA1

0bb2ee6846654f2fdb20e5585de60894981e7be8
SHA256

8dfa647de53abf0c86610de100e449795580871c555345ad9fefdf778e3a2f61
SHA512

375a41c68702c07e16b8b55edfbb0ab522986cc8e274a34593d72ba88966eeef352472bc78c464fa397a3beaaccae51940bbfb1e2e28ed3ddf80e800a3e414a1
SSDEEP

1536:3cccQT9cu1xnWVbrzQ7voTkiD2lG2UrJtXwRfmSM2M/ME8oB/ynq:XLWVbrzQ7gTkDTIJtXwcl5k+/yq

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	1868	1100	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1524	1100	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	972	1100	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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar	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
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 (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
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 (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 (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
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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1100 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1100 EXCEL.EXE
1100 EXCEL.EXE
1100 EXCEL.EXE

pid	process
1100	EXCEL.EXE

pid	process
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 1100 wrote to memory of 1868	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 1868	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 1868	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 1868	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 1524	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 1524	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 1524	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 1524	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 972	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 972	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 972	1100	EXCEL.EXE	cmd.exe
PID 1100 wrote to memory of 972	1100	EXCEL.EXE	cmd.exe
PID 1868 wrote to memory of 1672	1868	cmd.exe	attrib.exe
PID 1868 wrote to memory of 1672	1868	cmd.exe	attrib.exe
PID 1868 wrote to memory of 1672	1868	cmd.exe	attrib.exe
PID 1868 wrote to memory of 1672	1868	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

1672 attrib.exe

pid	process
1672	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\8dfa647de53abf0c86610de100e449795580871c555345ad9fefdf778e3a2f61.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1100

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:1868

C:\Windows\SysWOW64\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
3⤵
- Views/modifies file attributes
PID:1672

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:1524

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:972

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/972-221-0x0000000000000000-mapping.dmp

Download
memory/1100-73-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-109-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-57-0x00000000726BD000-0x00000000726C8000-memory.dmp

Filesize
44KB

Download
memory/1100-58-0x00000000767C1000-0x00000000767C3000-memory.dmp

Filesize
8KB

Download
memory/1100-59-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-60-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-61-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-62-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-63-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-64-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-67-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-68-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-66-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-72-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-69-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-71-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-70-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-74-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-223-0x00000000726BD000-0x00000000726C8000-memory.dmp

Filesize
44KB

Download
memory/1100-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1100-65-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-77-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-76-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-79-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-78-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-80-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-81-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-84-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-85-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-83-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-82-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-86-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-87-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-54-0x000000002FE01000-0x000000002FE04000-memory.dmp

Filesize
12KB

Download
memory/1100-75-0x0000000000512000-0x0000000000516000-memory.dmp

Filesize
16KB

Download
memory/1100-55-0x00000000716D1000-0x00000000716D3000-memory.dmp

Filesize
8KB

Download
memory/1524-220-0x0000000000000000-mapping.dmp

Download
memory/1672-222-0x0000000000000000-mapping.dmp

Download
memory/1868-219-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads