f9224599df2fa423599b3ff3e5e1fa585ff1c62b9d0b971882cc8c25a420e149

General

Target

f9224599df2fa423599b3ff3e5e1fa585ff1c62b9d0b971882cc8c25a420e149.xls
Size

87KB
MD5

59bd1c23364f724f246ff218deb13711
SHA1

9f5d742637bb0c92b35182d73b362723720cd0bf
SHA256

f9224599df2fa423599b3ff3e5e1fa585ff1c62b9d0b971882cc8c25a420e149
SHA512

96b9cfa89c3649a1aff1a30acfc4c38d6e4528bd90e9683faee8a5f02a08d6f486c7a5f92cefdb0c4dc25b97dc26b8113b48494400fd4219a4eb8f3076bd7c4b
SSDEEP

1536:k11151OrA0May2jcc0lbxOvTgZEM88ScJYXwkOhG:C2jcc0lbxOrQjhJYXwXE

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 4 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.execmd.execmd.exewscript.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	1320	1528	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	580	1528	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	328	1528	cmd.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1184	1528	wscript.exe	EXCEL.EXE

Deletes itself 1 IoCs

Processes:

EXCEL.EXE

pid process

1528 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
1528	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\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
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
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\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\F92D6000\:Zone.Identifier:$DATA EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1528 EXCEL.EXE
Suspicious behavior: RenamesItself 1 IoCs

Processes:

EXCEL.EXE

pid process

1528 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

1528 EXCEL.EXE
1528 EXCEL.EXE
1528 EXCEL.EXE
1528 EXCEL.EXE
1528 EXCEL.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\F92D6000\:Zone.Identifier:$DATA	EXCEL.EXE

pid	process
1528	EXCEL.EXE

pid	process
1528	EXCEL.EXE

pid	process
1528	EXCEL.EXE
1528	EXCEL.EXE
1528	EXCEL.EXE
1528	EXCEL.EXE
1528	EXCEL.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 1528 wrote to memory of 1320	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 1320	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 1320	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 1320	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 580	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 580	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 580	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 580	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 328	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 328	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 328	1528	EXCEL.EXE	cmd.exe
PID 1528 wrote to memory of 328	1528	EXCEL.EXE	cmd.exe
PID 1320 wrote to memory of 1416	1320	cmd.exe	attrib.exe
PID 1320 wrote to memory of 1416	1320	cmd.exe	attrib.exe
PID 1320 wrote to memory of 1416	1320	cmd.exe	attrib.exe
PID 1320 wrote to memory of 1416	1320	cmd.exe	attrib.exe
PID 1528 wrote to memory of 1184	1528	EXCEL.EXE	wscript.exe
PID 1528 wrote to memory of 1184	1528	EXCEL.EXE	wscript.exe
PID 1528 wrote to memory of 1184	1528	EXCEL.EXE	wscript.exe
PID 1528 wrote to memory of 1184	1528	EXCEL.EXE	wscript.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

1416 attrib.exe

pid	process
1416	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\f9224599df2fa423599b3ff3e5e1fa585ff1c62b9d0b971882cc8c25a420e149.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:1528

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:1320

C:\Windows\SysWOW64\attrib.exe
attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
3⤵
- Views/modifies file attributes
PID:1416

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:580

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:328

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\System32\wscript.exe" E:\KK\f9224599df2fa423599b3ff3e5e1fa585ff1c62b9d0b971882cc8c25a420e149_Search.vbs
2⤵
- Process spawned unexpected child process
PID:1184

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/328-222-0x0000000000000000-mapping.dmp

Download
memory/580-221-0x0000000000000000-mapping.dmp

Download
memory/1184-312-0x0000000000000000-mapping.dmp

Download
memory/1320-220-0x0000000000000000-mapping.dmp

Download
memory/1416-223-0x0000000000000000-mapping.dmp

Download
memory/1528-78-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-67-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-61-0x0000000000573000-0x0000000000579000-memory.dmp

Filesize
24KB

Download
memory/1528-60-0x0000000000573000-0x0000000000579000-memory.dmp

Filesize
24KB

Download
memory/1528-64-0x0000000000573000-0x0000000000579000-memory.dmp

Filesize
24KB

Download
memory/1528-63-0x0000000000573000-0x0000000000579000-memory.dmp

Filesize
24KB

Download
memory/1528-65-0x0000000000573000-0x0000000000579000-memory.dmp

Filesize
24KB

Download
memory/1528-75-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-76-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-74-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-73-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-72-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-71-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-70-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-69-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-54-0x000000002FCA1000-0x000000002FCA4000-memory.dmp

Filesize
12KB

Download
memory/1528-79-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-77-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-68-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-62-0x0000000000573000-0x0000000000579000-memory.dmp

Filesize
24KB

Download
memory/1528-66-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-80-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-81-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-82-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-85-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-87-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-86-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-84-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-83-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-88-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-110-0x0000000000579000-0x000000000057D000-memory.dmp

Filesize
16KB

Download
memory/1528-59-0x00000000757B1000-0x00000000757B3000-memory.dmp

Filesize
8KB

Download
memory/1528-58-0x000000007202D000-0x0000000072038000-memory.dmp

Filesize
44KB

Download
memory/1528-57-0x000000007202D000-0x0000000072038000-memory.dmp

Filesize
44KB

Download
memory/1528-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1528-55-0x0000000071041000-0x0000000071043000-memory.dmp

Filesize
8KB

Download
memory/1528-430-0x000000007202D000-0x0000000072038000-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