metasploit | 28fd3a1d9087d7b103b7f6cfca002798b6365fe6ebcc66fa02dbb4a9e6378e71

max time kernel
11s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
16-11-2022 19:55

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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:

radEFC57.exedoskey.exe

pid process

1496 radEFC57.exe
784 doskey.exe
Loads dropped DLL 1 IoCs

Processes:

radEFC57.exe

pid process

1496 radEFC57.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:

doskey.exe

description ioc process

File opened for modification \??\PhysicalDrive0 doskey.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:

doskey.exe

description pid process

Token: SeShutdownPrivilege 784 doskey.exe

pid	process
1496	radEFC57.exe
784	doskey.exe

pid	process
1496	radEFC57.exe

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

description	pid	process
Token: SeShutdownPrivilege	784	doskey.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

wscript.exeradEFC57.exe

description	pid	process	target process
PID 2000 wrote to memory of 1496	2000	wscript.exe	radEFC57.exe
PID 2000 wrote to memory of 1496	2000	wscript.exe	radEFC57.exe
PID 2000 wrote to memory of 1496	2000	wscript.exe	radEFC57.exe
PID 2000 wrote to memory of 1496	2000	wscript.exe	radEFC57.exe
PID 1496 wrote to memory of 784	1496	radEFC57.exe	doskey.exe
PID 1496 wrote to memory of 784	1496	radEFC57.exe	doskey.exe
PID 1496 wrote to memory of 784	1496	radEFC57.exe	doskey.exe
PID 1496 wrote to memory of 784	1496	radEFC57.exe	doskey.exe

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\run.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2000

C:\Users\Admin\AppData\Local\Temp\radEFC57.exe
"C:\Users\Admin\AppData\Local\Temp\radEFC57.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1496

C:\Users\Admin\AppData\Roaming\{9e29647f-02c3-461d-8691-12ae7c86fc48}\doskey.exe
"C:\Users\Admin\AppData\Roaming\{9e29647f-02c3-461d-8691-12ae7c86fc48}\doskey.exe"
3⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Suspicious use of AdjustPrivilegeToken
PID:784

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\radEFC57.exe
Filesize
254KB

MD5
e3b7d39be5e821b59636d0fe7c2944cc

SHA1
00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88

SHA256
389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

SHA512
8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

Download Submit
C:\Users\Admin\AppData\Local\Temp\radEFC57.exe
Filesize
254KB

MD5
e3b7d39be5e821b59636d0fe7c2944cc

SHA1
00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88

SHA256
389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

SHA512
8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

Download Submit
C:\Users\Admin\AppData\Roaming\{9e29647f-02c3-461d-8691-12ae7c86fc48}\doskey.exe
Filesize
255KB

MD5
15875ea5910350cab8498e0419e31e3a

SHA1
f50c59545a1c9cd9db0aafc1cd7fb4b3ecfe8e58

SHA256
6e1f7a35606c0d2affa7f4fbe5537dc3c01b5077c3c927f4e74a30b270f047f2

SHA512
92c6cf74e1a2fd85d9334c4f0d98b1a7df9f6ad26b048e273e765a02ed9647d53d03b5e730a2b94c3e6cd3df5d0adac1b53423d17b99c4322f1c0614c9248234

Download Submit
\Users\Admin\AppData\Roaming\{9e29647f-02c3-461d-8691-12ae7c86fc48}\doskey.exe
Filesize
255KB

MD5
15875ea5910350cab8498e0419e31e3a

SHA1
f50c59545a1c9cd9db0aafc1cd7fb4b3ecfe8e58

SHA256
6e1f7a35606c0d2affa7f4fbe5537dc3c01b5077c3c927f4e74a30b270f047f2

SHA512
92c6cf74e1a2fd85d9334c4f0d98b1a7df9f6ad26b048e273e765a02ed9647d53d03b5e730a2b94c3e6cd3df5d0adac1b53423d17b99c4322f1c0614c9248234

Download Submit
memory/784-60-0x0000000000000000-mapping.dmp

Download
memory/784-65-0x0000000000250000-0x000000000026A000-memory.dmp

Filesize
104KB

Download
memory/1496-55-0x0000000000000000-mapping.dmp

Download
memory/1496-57-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/1496-62-0x0000000000230000-0x0000000000246000-memory.dmp

Filesize
88KB

Download
memory/1496-64-0x0000000000250000-0x000000000026A000-memory.dmp

Filesize
104KB

Download
memory/2000-54-0x000007FEFC451000-0x000007FEFC453000-memory.dmp

Filesize
8KB

Download

Resubmissions

Analysis