f9adf499bc16bfd096e00bc59c3233f022dec20c20440100d56e58610e4aded3

General

Target

PQ_7498.xls
Size

33KB
MD5

20ce34e6dfd1f17d5e1e8564167c23bd
SHA1

984045d9a670b781f4712611c87cc191380ef6f9
SHA256

f9adf499bc16bfd096e00bc59c3233f022dec20c20440100d56e58610e4aded3
SHA512

ef7fddfbbdb40f6b75d838397cad454a51822cbfec5e2dfbb8401784c518de74e9d707f9c44db2054be208735dba903035f1b75d7384fec5dc4c78275494514b

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://indiamedicalshow.com/visitors.php

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

rundll32.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	1552	1812	rundll32.exe	EXCEL.EXE

JavaScript code in executable 2 IoCs

Processes:

yara_rule
js
C:\Users\Public\Documents\KsB.txt	js

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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1812 EXCEL.EXE
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

EXCEL.EXE

pid process

1812 EXCEL.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

EXCEL.EXE

description pid process

Token: SeShutdownPrivilege 1812 EXCEL.EXE
Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

EXCEL.EXE

pid process

1812 EXCEL.EXE
1812 EXCEL.EXE
1812 EXCEL.EXE
1812 EXCEL.EXE
1812 EXCEL.EXE
1812 EXCEL.EXE
1812 EXCEL.EXE
1812 EXCEL.EXE
1812 EXCEL.EXE
1812 EXCEL.EXE

pid	process
1812	EXCEL.EXE

pid	process
1812	EXCEL.EXE

description	pid	process
Token: SeShutdownPrivilege	1812	EXCEL.EXE

pid	process
1812	EXCEL.EXE
1812	EXCEL.EXE
1812	EXCEL.EXE
1812	EXCEL.EXE
1812	EXCEL.EXE
1812	EXCEL.EXE
1812	EXCEL.EXE
1812	EXCEL.EXE
1812	EXCEL.EXE
1812	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1812 wrote to memory of 1552	1812	EXCEL.EXE	rundll32.exe
PID 1812 wrote to memory of 1552	1812	EXCEL.EXE	rundll32.exe
PID 1812 wrote to memory of 1552	1812	EXCEL.EXE	rundll32.exe
PID 1812 wrote to memory of 1552	1812	EXCEL.EXE	rundll32.exe
PID 1812 wrote to memory of 1552	1812	EXCEL.EXE	rundll32.exe
PID 1812 wrote to memory of 1552	1812	EXCEL.EXE	rundll32.exe
PID 1812 wrote to memory of 1552	1812	EXCEL.EXE	rundll32.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\PQ_7498.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1812

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\KsB.txt,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1552

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Public\Documents\KsB.txt
MD5
3704482d1d5baa2cf2b631b61e0f7935

SHA1
d628730532948cddbdde774ebc6508cafd4d2423

SHA256
15c07d4972a68c54cc2d18505215bb2c5485b3961e2cf9a8e917078a1bca8097

SHA512
f0455d6dbb90a431cbac16ebf17762e064b91e2e2bf1460a8d869bd10edecc47b146f781abb3876087caf9ed40b4ac47096b80fca05cb9d3994ba6a65263564c

Download Submit
memory/1552-6-0x0000000000000000-mapping.dmp

Download
memory/1552-7-0x0000000076241000-0x0000000076243000-memory.dmp

Filesize
8KB

Download
memory/1812-2-0x000000002FA31000-0x000000002FA34000-memory.dmp

Filesize
12KB

Download
memory/1812-3-0x0000000071241000-0x0000000071243000-memory.dmp

Filesize
8KB

Download
memory/1812-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1896-5-0x000007FEF79D0000-0x000007FEF7C4A000-memory.dmp

Filesize
2.5MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads