bff1ac9bb8b210886f4c76d7218af842412c8a90cde1c229db9aaa9d91a81a2f

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
25-05-2024 11:26

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General

Target

2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe
Size

4.8MB
MD5

1dd8c81067ba1975428def96d968080c
SHA1

e6c86cd5a3ecece6fc6ad2f6dd5a8bc3e9e44d83
SHA256

bff1ac9bb8b210886f4c76d7218af842412c8a90cde1c229db9aaa9d91a81a2f
SHA512

ba14e7ab80d6c90dedb5efcfa9a84158c6ad429afde8557a82cff923dfabfd9353ec70e47397ee414435f43b6a0d50365861e05116eb64e132dae1487226a65b
SSDEEP

98304:UPTxnEk+I2PGAbhRiCu/CVUdVEy9qMBNP/qxct8q7zTILXWBFXF3Uw:u+7k4UdVEy9qMBNLtTWa7Uw

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe

pid process

2784 2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe
2784 2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.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
T1542.003

Processes:

2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe

description ioc process

File opened for modification \??\PhysicalDrive0 2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe

pid	process
2784	2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe
2784	2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe

C:\Users\Admin\AppData\Local\Temp\2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-25_1dd8c81067ba1975428def96d968080c_magniber_revil.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
PID:2784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\netul.dll

Filesize
1.9MB

MD5
6355fc65038e58c1ee13077955ac9e47

SHA1
bf5996a2f36b312443340efc14c454fe7845c689

SHA256
387db30cc4af3363def8374729cf79fc680f82a25ddc65186ee2941d13aa368c

SHA512
c83f4e81a10fc0615f245a0de9b8081430284995cbe0f134fb44258511e0b5409a7e72a10f47ab000ed98d41545b03bc68845bc6f81e8b0fd6d9cc89d2b4f124

Download Submit
\Users\Admin\AppData\Local\Temp\{AC2897CF-3A54-4c79-980A-96BB06BB3E94}.tmp\7z.dll

Filesize
1.1MB

MD5
da0654ae63ff2b4ba16a255356d07af3

SHA1
c5d1988e3676d4c97c672c450be841612793e57f

SHA256
7d37421cf4c371251225fe8aa5efdab0ddff6775cc4ecb8b4cc494777d1ea607

SHA512
970636caee5427bab7914f32a7cfa45076cce5369e505f97e3fd57cd1c1d6ef167dc0234ddb03fc27a917f575c4d56ef416e377bd05727b61e6efa2ceaca794c

Download Submit
memory/2784-19-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download