metasploit | 890f282de6fdbce7ec9078cbc6f18558564349d6c1d6b11adce754c2f395d319

General

Target

890f282de6fdbce7ec9078cbc6f18558564349d6c1d6b11adce754c2f395d319.doc
Size

53KB
MD5

ca6930bbce3afe5de592e8dd91ec6a12
SHA1

e36b725d9689b9bc73a25241c5a1e5dc3b51e26d
SHA256

890f282de6fdbce7ec9078cbc6f18558564349d6c1d6b11adce754c2f395d319
SHA512

fc69dbf2d3307ed35bfca2dec0c0f3034ab7a0a80d0d259fb5d421eedb131788654b8ead4ec1adacb2c8190206f2691b4b734f6d3d9caaf600f1002478ede3ea
SSDEEP

384:cvTB5ZNaJ35ZxzGtzbPK+0w5C2iSwvxjk+tq+yNXNwOv5h50jbcctLC3FeFa:ybZkZxzGtzC1Zxw+tDY5P3FeFa

Score

10^/10

metasploit backdoor discovery trojan

Malware Config

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Extracted

Family

metasploit

Version

windows/reverse_tcp

C2

192.168.8.78:1234

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
2836	zIBtHKBZBjzpuB.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	zIBtHKBZBjzpuB.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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
828	WINWORD.EXE
828	WINWORD.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
828	WINWORD.EXE
828	WINWORD.EXE
828	WINWORD.EXE
828	WINWORD.EXE
828	WINWORD.EXE
828	WINWORD.EXE
828	WINWORD.EXE
828	WINWORD.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 828 wrote to memory of 2836	828	WINWORD.EXE	86
PID 828 wrote to memory of 2836	828	WINWORD.EXE	86
PID 828 wrote to memory of 2836	828	WINWORD.EXE	86

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\890f282de6fdbce7ec9078cbc6f18558564349d6c1d6b11adce754c2f395d319.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:828
- C:\Users\Admin\zIBtHKBZBjzpuB.exe
  C:\Users\Admin\zIBtHKBZBjzpuB.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\TCDEEEC.tmp\gb.xsl

Filesize
262KB

MD5
51d32ee5bc7ab811041f799652d26e04

SHA1
412193006aa3ef19e0a57e16acf86b830993024a

SHA256
6230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97

SHA512
5fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810

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
1KB

MD5
2239be1443d4707bbf686dad402d4ff0

SHA1
e684f3c8d0b1dc80d3d020010a96071c2f404dab

SHA256
1d335b24a8bbca067d97b851a4a0120908948bf764ca3465073867701eb9bbb0

SHA512
442383293609d8a8ea02d99451ab429be620ed323a61d6b1d9abd98d558333fd9b57a0dca46316885f9de711849586a2aa4ef069673cc84de1d030da50507458

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

Filesize
4KB

MD5
bc7923d48cc047e8bdb07f6157ff854b

SHA1
d4647d573a36e8a3c586fcfee497938286bf80e8

SHA256
0c839387785ece9584e8e65694b64686b5d615a68928712736ac3bb597ae50dd

SHA512
cf153ef7c78ac71aced0fc16e00973466cd1d47cdf8a9541bfe0b9171080206a8754c2014c116a70e7c478b3dafe06e272f1a6a46d3897cc6796a34a05d4e398

Download Submit
memory/828-9-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-37-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-7-0x00007FFF550B0000-0x00007FFF550C0000-memory.dmp

Filesize
64KB

Download
memory/828-5-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-1-0x00007FFF950CD000-0x00007FFF950CE000-memory.dmp

Filesize
4KB

Download
memory/828-10-0x00007FFF53020000-0x00007FFF53030000-memory.dmp

Filesize
64KB

Download
memory/828-8-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-11-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-13-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-14-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-16-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-17-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-15-0x00007FFF53020000-0x00007FFF53030000-memory.dmp

Filesize
64KB

Download
memory/828-12-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-35-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-6-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-36-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-39-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-38-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-43-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-4-0x00007FFF550B0000-0x00007FFF550C0000-memory.dmp

Filesize
64KB

Download
memory/828-0-0x00007FFF550B0000-0x00007FFF550C0000-memory.dmp

Filesize
64KB

Download
memory/828-53-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-54-0x00007FFF950CD000-0x00007FFF950CE000-memory.dmp

Filesize
4KB

Download
memory/828-55-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-56-0x00007FFF95030000-0x00007FFF95225000-memory.dmp

Filesize
2.0MB

Download
memory/828-2-0x00007FFF550B0000-0x00007FFF550C0000-memory.dmp

Filesize
64KB

Download
memory/828-3-0x00007FFF550B0000-0x00007FFF550C0000-memory.dmp

Filesize
64KB

Download
memory/2836-65-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download
memory/2836-46-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads