2bd763866ee5ef79a02fcebc9e81406e226b81b265394240c2f67ec84b8e5ffb

General

Target

2bd763866ee5ef79a02fcebc9e81406e226b81b265394240c2f67ec84b8e5ffb.xls
Size

91KB
MD5

21080dbc60b67e4a55b9cf37045fe1ab
SHA1

e41db4b33ccbc763300fd55ed300dd92789e7e56
SHA256

2bd763866ee5ef79a02fcebc9e81406e226b81b265394240c2f67ec84b8e5ffb
SHA512

16327deb8bb9ce5f8fa8c655de8ef89f2034a264652ea07f31f864ecf48c2733843a199b72d3a11d3f6cb6421498370c01ccdce3fb60321d970e76b726faa695
SSDEEP

1536:R777PQsMWVbrzQ7ITkbwgUQA23YKgY7nJdFoOGIWat2XKuvKgzK:QWVbrzQ7ITkkgNDV4aOzK

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	1476	2044	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	284	2044	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1380	2044	cmd.exe	EXCEL.EXE

Deletes itself 1 IoCs

Processes:

EXCEL.EXE

pid process

2044 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
2044	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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt	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
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
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
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	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
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE

NTFS ADS 1 IoCs

Processes:

EXCEL.EXE

description ioc process

File created C:\Users\Admin\AppData\Local\Temp\7AAD6000\:Zone.Identifier:$DATA EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2044 EXCEL.EXE
Suspicious behavior: RenamesItself 1 IoCs

Processes:

EXCEL.EXE

pid process

2044 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

2044 EXCEL.EXE
2044 EXCEL.EXE
2044 EXCEL.EXE
2044 EXCEL.EXE
2044 EXCEL.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\7AAD6000\:Zone.Identifier:$DATA	EXCEL.EXE

pid	process
2044	EXCEL.EXE

pid	process
2044	EXCEL.EXE

pid	process
2044	EXCEL.EXE
2044	EXCEL.EXE
2044	EXCEL.EXE
2044	EXCEL.EXE
2044	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 2044 wrote to memory of 1476	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 1476	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 1476	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 1476	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 284	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 284	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 284	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 284	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 1380	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 1380	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 1380	2044	EXCEL.EXE	cmd.exe
PID 2044 wrote to memory of 1380	2044	EXCEL.EXE	cmd.exe
PID 1476 wrote to memory of 1548	1476	cmd.exe	attrib.exe
PID 1476 wrote to memory of 1548	1476	cmd.exe	attrib.exe
PID 1476 wrote to memory of 1548	1476	cmd.exe	attrib.exe
PID 1476 wrote to memory of 1548	1476	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

1548 attrib.exe

pid	process
1548	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\2bd763866ee5ef79a02fcebc9e81406e226b81b265394240c2f67ec84b8e5ffb.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:2044

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:1476

C:\Windows\SysWOW64\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
3⤵
- Views/modifies file attributes
PID:1548

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:284

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:1380

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

Replay Monitor

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Downloads

memory/284-220-0x0000000000000000-mapping.dmp

Download
memory/1380-221-0x0000000000000000-mapping.dmp

Download
memory/1476-219-0x0000000000000000-mapping.dmp

Download
memory/1548-222-0x0000000000000000-mapping.dmp

Download
memory/2044-74-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-59-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-54-0x000000002F7B1000-0x000000002F7B4000-memory.dmp

Filesize
12KB

Download
memory/2044-73-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-85-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-84-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-86-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-83-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-82-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-81-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-80-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-79-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-78-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-77-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-76-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-75-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-60-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-72-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-61-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-71-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-70-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-69-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-68-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-67-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-66-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-65-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-64-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-63-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-62-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-87-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-109-0x00000000005F0000-0x00000000005F9000-memory.dmp

Filesize
36KB

Download
memory/2044-58-0x0000000075881000-0x0000000075883000-memory.dmp

Filesize
8KB

Download
memory/2044-57-0x000000007279D000-0x00000000727A8000-memory.dmp

Filesize
44KB

Download
memory/2044-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2044-55-0x00000000717B1000-0x00000000717B3000-memory.dmp

Filesize
8KB

Download
memory/2044-384-0x000000007279D000-0x00000000727A8000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads