1a22950d07f748f2f04d0a55d2428a0b4b75c32d5806184604db77194cdae259

Analysis

max time kernel
23s
max time network
31s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26-07-2024 18:24

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General

Target

2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe
Size

35.2MB
MD5

0fb68adca7546a646fa21c1dc7ca16a0
SHA1

d4a554936fed4a24800d49d2b578053256834527
SHA256

1a22950d07f748f2f04d0a55d2428a0b4b75c32d5806184604db77194cdae259
SHA512

6e3499d771981384bd056ae1a8fb1b819a04a5ddd55231d13fefdef047118a79fb0a6ae49260ea2d06de2b9e85c36b481525e59b2fd7a88ae622941140de366d
SSDEEP

786432:awMnIe84yKppPrqZLXVmt+Z+Llx5vsoHLgHa+tdImRVEht5L6:awMn7yKpZglmt+ZmX7LgHasfwha

Score

7^/10

bootkit discovery persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

pid process

2776 2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe
2776 2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
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:

2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

description ioc process

File opened for modification \??\PhysicalDrive0 2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

pid	process
2776	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe
2776	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

Drops file in Program Files directory 2 IoCs

Processes:

2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

description	ioc	process
File created	C:\Program Files (x86)\LuDaShi\{DB80CFE1-5B5B-41e9-84EC-E1C90F56549C}.tf	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe
File created	C:\Program Files (x86)\LuDaShi\{8053746D-E524-4b7d-B8E8-4902B6448DE9}.tmp\{D6CD69D2-36D2-45e3-B200-476BC2234DCE}.tf	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2708 2776 WerFault.exe 2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.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

Processes:

2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

pid	pid_target	process	target process
2708	2776	WerFault.exe	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe

description	pid	process	target process
PID 2776 wrote to memory of 2708	2776	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe	WerFault.exe
PID 2776 wrote to memory of 2708	2776	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe	WerFault.exe
PID 2776 wrote to memory of 2708	2776	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe	WerFault.exe
PID 2776 wrote to memory of 2708	2776	2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-26_0fb68adca7546a646fa21c1dc7ca16a0_magniber.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 1120
2⤵
- Program crash
PID:2708

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

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\{023FFE15-8506-4f0f-A4B7-4AE8EBC0F588}.tmp\7z.dll

Filesize
1.1MB

MD5
2888126384d873cc49af32bbe34bb296

SHA1
fe74877bcaec93c7d67dab2ce8c86cfc38402d22

SHA256
aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

SHA512
f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a

Download Submit
\Users\Admin\AppData\Local\Temp\{172C1147-510E-440f-8B96-7B36F28B2AC9}.tmp\NetBridge.dll

Filesize
231KB

MD5
9d145902fb5b9a6da62ac85761434e31

SHA1
c817d77f59e3767d75cf5f5298d6b5711308f7e5

SHA256
98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

SHA512
bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

Download Submit
memory/2776-39-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download