metasploit | 28fd3a1d9087d7b103b7f6cfca002798b6365fe6ebcc66fa02dbb4a9e6378e71

max time kernel
18s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30-08-2022 02:42

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General

Target

run.js
Size

365KB
MD5

c4e9fc349d5c8b24c0ddb1533de2c16b
SHA1

147e938bd06709b3c20eea4ac461093d573be037
SHA256

28fd3a1d9087d7b103b7f6cfca002798b6365fe6ebcc66fa02dbb4a9e6378e71
SHA512

fd0cf6f434e665aabc91f6095394a08483990c12a0b6ad3a1bd820b740af0ddbc02bc0a2592be429c7488b3cd2889afad8f758b4258009dfe51e9faac76842be
SSDEEP

6144:Jnm5mwYxm+DzkzFIDIWCy49ezGywT7PDSzT3enlJ1BJ0exGqkIb1Taha6e2T6Huv:FnaIEWeqWdnlhJ+eHHu+1Qk3C+MAQ

Score

10^/10

metasploit backdoor bootkit persistence trojan

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit
Executes dropped EXE 2 IoCs

Processes:

rad67263.exeautoconv.exe

pid process

1636 rad67263.exe
1532 autoconv.exe
Loads dropped DLL 1 IoCs

Processes:

rad67263.exe

pid process

1636 rad67263.exe
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1067

Processes:

autoconv.exe

description ioc process

File opened for modification \??\PhysicalDrive0 autoconv.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

autoconv.exe

description pid process

Token: SeShutdownPrivilege 1532 autoconv.exe

pid	process
1636	rad67263.exe
1532	autoconv.exe

pid	process
1636	rad67263.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	autoconv.exe

description	pid	process
Token: SeShutdownPrivilege	1532	autoconv.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

wscript.exerad67263.exe

description	pid	process	target process
PID 976 wrote to memory of 1636	976	wscript.exe	rad67263.exe
PID 976 wrote to memory of 1636	976	wscript.exe	rad67263.exe
PID 976 wrote to memory of 1636	976	wscript.exe	rad67263.exe
PID 976 wrote to memory of 1636	976	wscript.exe	rad67263.exe
PID 1636 wrote to memory of 1532	1636	rad67263.exe	autoconv.exe
PID 1636 wrote to memory of 1532	1636	rad67263.exe	autoconv.exe
PID 1636 wrote to memory of 1532	1636	rad67263.exe	autoconv.exe
PID 1636 wrote to memory of 1532	1636	rad67263.exe	autoconv.exe

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\run.js
1⤵
- Suspicious use of WriteProcessMemory
PID:976

C:\Users\Admin\AppData\Local\Temp\rad67263.exe
"C:\Users\Admin\AppData\Local\Temp\rad67263.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1636

C:\Users\Admin\AppData\Roaming\{5c0accf2-6ac6-4316-b60e-1ec5cf3417d9}\autoconv.exe
"C:\Users\Admin\AppData\Roaming\{5c0accf2-6ac6-4316-b60e-1ec5cf3417d9}\autoconv.exe"
3⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Suspicious use of AdjustPrivilegeToken
PID:1532

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\rad67263.exe
Filesize
254KB

MD5
e3b7d39be5e821b59636d0fe7c2944cc

SHA1
00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88

SHA256
389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

SHA512
8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

Download Submit
C:\Users\Admin\AppData\Local\Temp\rad67263.exe
Filesize
254KB

MD5
e3b7d39be5e821b59636d0fe7c2944cc

SHA1
00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88

SHA256
389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

SHA512
8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

Download Submit
C:\Users\Admin\AppData\Roaming\{5c0accf2-6ac6-4316-b60e-1ec5cf3417d9}\autoconv.exe
Filesize
255KB

MD5
bfe21b8941cdd55d932cc2523b75b413

SHA1
ddec835aa4b8a29821a9b14db5dd20a621731415

SHA256
b797a37c0b2add3f2b6bc11ba93a9153319e503a3a17d3606a2fa81d54a63479

SHA512
ed7db4b20e8d095d5cbd677ff883409e2825e8e8a4bfe1df38d264d70adec03bac1c2437434c1f7268df745ec6abdacdc08632f956e5fd143dfba7f05d7b3838

Download Submit
\Users\Admin\AppData\Roaming\{5c0accf2-6ac6-4316-b60e-1ec5cf3417d9}\autoconv.exe
Filesize
255KB

MD5
bfe21b8941cdd55d932cc2523b75b413

SHA1
ddec835aa4b8a29821a9b14db5dd20a621731415

SHA256
b797a37c0b2add3f2b6bc11ba93a9153319e503a3a17d3606a2fa81d54a63479

SHA512
ed7db4b20e8d095d5cbd677ff883409e2825e8e8a4bfe1df38d264d70adec03bac1c2437434c1f7268df745ec6abdacdc08632f956e5fd143dfba7f05d7b3838

Download Submit
memory/976-54-0x000007FEFB871000-0x000007FEFB873000-memory.dmp

Filesize
8KB

Download
memory/1532-62-0x0000000000000000-mapping.dmp

Download
memory/1532-66-0x0000000000250000-0x000000000026A000-memory.dmp

Filesize
104KB

Download
memory/1636-55-0x0000000000000000-mapping.dmp

Download
memory/1636-57-0x0000000075791000-0x0000000075793000-memory.dmp

Filesize
8KB

Download
memory/1636-58-0x0000000000230000-0x0000000000246000-memory.dmp

Filesize
88KB

Download
memory/1636-59-0x0000000000250000-0x000000000026A000-memory.dmp

Filesize
104KB

Download
memory/1636-64-0x0000000000250000-0x000000000026A000-memory.dmp

Filesize
104KB

Download

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Analysis