metasploit | bbcd452a40751882c23ac62aa322e378f59d6e15a2041400cf5d2e7af2ded1fe

Analysis

max time kernel
54s
max time network
60s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01/08/2024, 21:31

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bbcd452a40751882c23ac62aa322e378f59d6e15a2041400cf5d2e7af2ded1fe.docm
Size

23KB
MD5

5b2b236d6e89deeac430258664d8d695
SHA1

7ba790eeee21a008722982dc1fca01ff3e7e3bb6
SHA256

bbcd452a40751882c23ac62aa322e378f59d6e15a2041400cf5d2e7af2ded1fe
SHA512

659f175c80b454c5606bc469b4f6cfedc01ddb99a1cbddfd6621f0d6660a0d1e1f54e20e765c51e921f1d182bbe7396650c93c38c3b95790021d40a5961111e4
SSDEEP

384:/irhzg9+8J8EchisLu0e0+GW6teSVO/v0uM2iOiWMSXZcu/CEm+3XG9RjrH9NEvq:/bE8nGK0nzWAo0jOi98Ka8jb9NEv/Qh

Score

10^/10

metasploit backdoor discovery trojan

Malware Config

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Extracted

Family

metasploit

Version

windows/reverse_tcp

10.10.10.10:433

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Executes dropped EXE 1 IoCs

pid	Process
1948	sowAvpiYaacf.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sowAvpiYaacf.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
4384	WINWORD.EXE
4384	WINWORD.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4384	WINWORD.EXE
4384	WINWORD.EXE
4384	WINWORD.EXE
4384	WINWORD.EXE
4384	WINWORD.EXE
4384	WINWORD.EXE
4384	WINWORD.EXE
4384	WINWORD.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4384 wrote to memory of 1948	4384	WINWORD.EXE	84
PID 4384 wrote to memory of 1948	4384	WINWORD.EXE	84
PID 4384 wrote to memory of 1948	4384	WINWORD.EXE	84

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\bbcd452a40751882c23ac62aa322e378f59d6e15a2041400cf5d2e7af2ded1fe.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4384
- C:\Users\Admin\sowAvpiYaacf.exe
  C:\Users\Admin\sowAvpiYaacf.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1948

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\TCDF6FB.tmp\iso690.xsl

Filesize
263KB

MD5
ff0e07eff1333cdf9fc2523d323dd654

SHA1
77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4

SHA256
3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5

SHA512
b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

Filesize
16B

MD5
d29962abc88624befc0135579ae485ec

SHA1
e40a6458296ec6a2427bcb280572d023a9862b31

SHA256
a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866

SHA512
4311e87d8d5559248d4174908817a4ddc917bf7378114435cf12da8ccb7a1542c851812afbaf7dc106771bdb2e2d05f52e7d0c50d110fc7fffe4395592492c2f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

Filesize
2KB

MD5
aa342f1106f5f605d985d2ef6c251c9c

SHA1
b4f5c520878646fb6b57926feac5d5c4972351c6

SHA256
89cd662fb08bc2add68eea2ca997e33bd6976af3b6302b850c5e11d29289da61

SHA512
e56932c0e626092d21a562dcc8633889404ac78f8ccf57c4001bfc5a10a00316648d51dd3f4a79dbe0f74cb5df06932451b5836883f026ccf6752bcb2ea06dd4

Download Submit
C:\Users\Admin\sowAvpiYaacf.exe

Filesize
4KB

MD5
e057ac30184d3605cea31d1385bab050

SHA1
f79161de1901d8a6c07c61ff4fe71e21a30b9f21

SHA256
6f8c8ee8b1d514516268d888afa0ff4d6fb671b5e41bdc55853422674d4e50f2

SHA512
5f990ba180c5ee37c6c3bcd86cc3c5dbdedae41de39905d594eccf005cd8c8e0e8446cf9336bb6c7a1563d331ff93c71c505eaf96c7bc4134269f04ced9db9d6

Download Submit
memory/1948-65-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download
memory/1948-42-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download
memory/4384-34-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-10-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-9-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-12-0x00007FFDAAF30000-0x00007FFDAAF40000-memory.dmp

Filesize
64KB

Download
memory/4384-8-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-14-0x00007FFDAAF30000-0x00007FFDAAF40000-memory.dmp

Filesize
64KB

Download
memory/4384-15-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-13-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-18-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-17-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-16-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-7-0x00007FFDAD030000-0x00007FFDAD040000-memory.dmp

Filesize
64KB

Download
memory/4384-32-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-3-0x00007FFDED04D000-0x00007FFDED04E000-memory.dmp

Filesize
4KB

Download
memory/4384-33-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-39-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-35-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-11-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-4-0x00007FFDAD030000-0x00007FFDAD040000-memory.dmp

Filesize
64KB

Download
memory/4384-5-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-6-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-2-0x00007FFDAD030000-0x00007FFDAD040000-memory.dmp

Filesize
64KB

Download
memory/4384-0-0x00007FFDAD030000-0x00007FFDAD040000-memory.dmp

Filesize
64KB

Download
memory/4384-67-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-74-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-73-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-72-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-71-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-70-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-69-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-68-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-66-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-1-0x00007FFDAD030000-0x00007FFDAD040000-memory.dmp

Filesize
64KB

Download
memory/4384-192-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-193-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4384-195-0x00007FFDECFB0000-0x00007FFDED1A5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads