ed89c55ffb07c4e94576eada0c0a91d86988772535844fdd8d784702934c66f3

General

Target

document-1406506371.xls
Size

88KB
MD5

ea516f72ae0fc8f307eb63fd76eb4867
SHA1

abe0ff1777c7a47dd40c4a5c5c25fc90203f7c66
SHA256

ed89c55ffb07c4e94576eada0c0a91d86988772535844fdd8d784702934c66f3
SHA512

0d86be1f2a59c0dae42d295b06b95b459f9c5388ce7f7b54b3fd6cd28ee96d8a2261c11bfcd98466d5cf6a5f23e1e86024381a2989ecbb831b6883aafadf4cf5

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://lloydsindian.co.uk/ds/1802.gif

Signatures

Process spawned unexpected child process 1 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	556	1784	rundll32.exe	24

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1784	EXCEL.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1784	EXCEL.EXE
1784	EXCEL.EXE
1784	EXCEL.EXE
1784	EXCEL.EXE
1784	EXCEL.EXE
1784	EXCEL.EXE
1784	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1784 wrote to memory of 556	1784	EXCEL.EXE	31
PID 1784 wrote to memory of 556	1784	EXCEL.EXE	31
PID 1784 wrote to memory of 556	1784	EXCEL.EXE	31
PID 1784 wrote to memory of 556	1784	EXCEL.EXE	31
PID 1784 wrote to memory of 556	1784	EXCEL.EXE	31
PID 1784 wrote to memory of 556	1784	EXCEL.EXE	31
PID 1784 wrote to memory of 556	1784	EXCEL.EXE	31

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\document-1406506371.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32 ..\idefje.ekfd,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:556

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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/556-7-0x00000000760D1000-0x00000000760D3000-memory.dmp

Filesize
8KB

Download
memory/1784-2-0x000000002F321000-0x000000002F324000-memory.dmp

Filesize
12KB

Download
memory/1784-3-0x0000000071251000-0x0000000071253000-memory.dmp

Filesize
8KB

Download
memory/1784-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1872-5-0x000007FEF7510000-0x000007FEF778A000-memory.dmp

Filesize
2.5MB

Download

Analysis

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