metasploit | a27ff09ec8cbc4b9bad0679d8922ed1dd22fbf9bcf472ba69c1e413e6785dfa3

Analysis

max time kernel
300s
max time network
213s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241023-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
06-12-2024 10:43

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General

Target

RAT/CobaltStrike.docm
Size

86KB
MD5

96ff9d4cac8d3a8e73c33fc6bf72f198
SHA1

17d7edf6e496dec4695d686e7d0e422081cd5cbe
SHA256

96db5d52f4addf46b0a41d45351a52041d9e5368aead642402db577bcb33cc3d
SHA512

23659fb32dff24b17caffaf94133dac253ccde16ea1ad4d378563b16e99cb10b3d7e9dacf1b95911cd54a2cad4710e48c109ab73796b954cd20844833d3a7c46
SSDEEP

1536:lDZnLvdWcSVUj473eXfb6K3ABfSlH+ArfocK4XEorNColhVDo8NYzyReCxRVZs+x:vDAzVY4zSfb6mABfSleqocKg7Bo8NiCR

Score

10^/10

metasploit backdoor discovery trojan

Malware Config

Extracted

Family

metasploit

Version

windows/download_exec

http://149.129.72.37:23456/SNpK

Attributes

headers User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; NP09; NP09; MAAU)

Signatures

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

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:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	3708	4640	rundll32.exe	79

Blocklisted process makes network request 1 IoCs

flow	pid	Process
21	3708	rundll32.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	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

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 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
4640	WINWORD.EXE
4640	WINWORD.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE
4640	WINWORD.EXE

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81
PID 4640 wrote to memory of 3708	4640	WINWORD.EXE	81

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\RAT\CobaltStrike.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:4640
- C:\Windows\SysWOW64\rundll32.exe
  C:\Windows\SysWOW64\rundll32.exe
  2⤵
  - Process spawned unexpected child process
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:3708

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\TCDF161.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
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/3708-43-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/3708-73-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/3708-45-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-16-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-24-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-0-0x00007FFE08E90000-0x00007FFE08EA0000-memory.dmp

Filesize
64KB

Download
memory/4640-8-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-9-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-11-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-10-0x00007FFE06630000-0x00007FFE06640000-memory.dmp

Filesize
64KB

Download
memory/4640-12-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-13-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-14-0x00007FFE06630000-0x00007FFE06640000-memory.dmp

Filesize
64KB

Download
memory/4640-15-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-2-0x00007FFE08E90000-0x00007FFE08EA0000-memory.dmp

Filesize
64KB

Download
memory/4640-18-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-21-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-23-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-3-0x00007FFE48EAD000-0x00007FFE48EAE000-memory.dmp

Filesize
4KB

Download
memory/4640-25-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-22-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-20-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-19-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-17-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-5-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-44-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-6-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-7-0x00007FFE08E90000-0x00007FFE08EA0000-memory.dmp

Filesize
64KB

Download
memory/4640-69-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-72-0x00007FFE48E10000-0x00007FFE49008000-memory.dmp

Filesize
2.0MB

Download
memory/4640-4-0x00007FFE08E90000-0x00007FFE08EA0000-memory.dmp

Filesize
64KB

Download
memory/4640-1-0x00007FFE08E90000-0x00007FFE08EA0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads