a3412b1830a8105081823853fb62aa94ca4e9c05783f24c644845f20d9b8be6c

General

Target

2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe
Size

19.8MB
MD5

b6d578c5f4420ffe60f20fee5aa449fb
SHA1

14484717561dba52af9c83fbd99d096b7f51ffc8
SHA256

a3412b1830a8105081823853fb62aa94ca4e9c05783f24c644845f20d9b8be6c
SHA512

a03728c815293e262d5a8b68b75538ba792368c1108590307d7effee67f8e66e32e9bf68ce1d13863b41fb5ea25d2da712eeca1f02891578e2763c6763f55bf5
SSDEEP

393216:awdSnIe84y70PrfzncapmMrj2ZLXVmt+Z+LXwsv5UYvsZ21teGAIgH9U:awMnIe84yKppPrqZLXVmt+Z+Llx5vsoL

Score

7^/10

bootkit discovery persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

pid process

3016 2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe
3016 2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_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_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

description ioc process

File opened for modification \??\PhysicalDrive0 2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

pid	process
3016	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe
3016	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

Drops file in Program Files directory 2 IoCs

Processes:

2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

description	ioc	process
File created	C:\Program Files (x86)\LuDaShi\{80CE0B25-7BFB-4696-B905-028B7A1B8453}.tf	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe
File created	C:\Program Files (x86)\LuDaShi\{C52E777B-E155-4f26-9A96-7FB30D37DF1C}.tmp\{2607901E-A07C-4114-9C18-445394F76610}.tf	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2952 3016 WerFault.exe 2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_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_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

pid	pid_target	process	target process
2952	3016	WerFault.exe	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe

description	pid	process	target process
PID 3016 wrote to memory of 2952	3016	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe	WerFault.exe
PID 3016 wrote to memory of 2952	3016	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe	WerFault.exe
PID 3016 wrote to memory of 2952	3016	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe	WerFault.exe
PID 3016 wrote to memory of 2952	3016	2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_magniber.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-26_b6d578c5f4420ffe60f20fee5aa449fb_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:3016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 1004
2⤵
- Program crash
PID:2952

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\lds_setup.log
Filesize
966B

MD5
7c3e486ba32788077a16b102b5c5245b

SHA1
83ec5dd97ee004094095820e3d80c5d536154c43

SHA256
a27c712524cef258ae971315866a04bbb1258219b8ae1e3e7dd3349c41df5df2

SHA512
99b6203143b3b78ee0a94dada95acedd082d679ffe15e43d79a13405f7d8968fb44a0bcb0dacb1bc4a831abb112f9be17378c755717ca05bf0569b9fc25a372c

Download Submit
C:\Users\Admin\AppData\Local\Temp\{1B1864C6-1B35-4a68-A601-00E6A9231C56}.tmp\NetBridge.dll
Filesize
231KB

MD5
9d145902fb5b9a6da62ac85761434e31

SHA1
c817d77f59e3767d75cf5f5298d6b5711308f7e5

SHA256
98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

SHA512
bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

Download Submit
\Users\Admin\AppData\Local\Temp\{F932F69E-F554-48ca-AB89-823A1F637E07}.tmp\7z.dll
Filesize
1.1MB

MD5
2888126384d873cc49af32bbe34bb296

SHA1
fe74877bcaec93c7d67dab2ce8c86cfc38402d22

SHA256
aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

SHA512
f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a

Download Submit
memory/3016-39-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download

Analysis

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