3d90b52dfc5a34e0766571624e89246a7ac457fa6172c8d9b46ead014e3ed664

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/09/2024, 18:25

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General

Target

2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe
Size

4.8MB
MD5

b2a5abdc4db8a8114be8ee5b5ecd03c1
SHA1

529077f3f02e86ecd4cb843c3472499e705b8508
SHA256

3d90b52dfc5a34e0766571624e89246a7ac457fa6172c8d9b46ead014e3ed664
SHA512

415ce22e7f51e90f378200a55ae14ec1b942a7ef0cf55f59f8971bee76a4d883e5339e4e23dd483b01aff66f8ccea426fc2f39abaf3bde86d25156b4b4da83bc
SSDEEP

98304:JVeM4VwHuokyfz8PGcx2HynIiprw0F80XZqPm:/AVwDkx2SnIe84qPm

Score

7^/10

bootkit discovery persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2668	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe
2668	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_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

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\LuDaShi\{C040DADE-7B94-45c4-B7A7-953CD7F71DDC}.tf	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe
File created	C:\Program Files (x86)\LuDaShi\{F221D261-208C-4491-928F-E10561A91572}.tmp\{A1A772C4-2BFB-4a62-8670-27E9C0CB5F4C}.tf	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2856	2668	WerFault.exe	29

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2856	2668	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe	30
PID 2668 wrote to memory of 2856	2668	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe	30
PID 2668 wrote to memory of 2856	2668	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe	30
PID 2668 wrote to memory of 2856	2668	2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_magniber.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-04_b2a5abdc4db8a8114be8ee5b5ecd03c1_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:2668
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 784
  2⤵
  - Program crash
  PID:2856

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\lds_setup.log

Filesize
900B

MD5
7cd5ccba333bb123f23d16af1e185354

SHA1
8d3016d62434f397ea0f0059a8175570f9130a82

SHA256
fe346fd18fade932b13150828421c67bed072cb2cee0841556465fa6ab61d504

SHA512
60714aeff0a4b08c2f19c54097a13f70487a41c919c1d20aeec3acd4a28751293c12470c489b2030726b2d86776af91e2a783a8b03229c3dd552102f78152ffe

Download Submit
\Users\Admin\AppData\Local\Temp\{52008778-67C8-4a23-911A-D4153CC20B68}.tmp\NetBridge.dll

Filesize
231KB

MD5
9d145902fb5b9a6da62ac85761434e31

SHA1
c817d77f59e3767d75cf5f5298d6b5711308f7e5

SHA256
98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

SHA512
bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

Download Submit
\Users\Admin\AppData\Local\Temp\{724DB3AC-4F6E-4fb8-B170-FA5BCDCDA6A1}.tmp\7z.dll

Filesize
1.1MB

MD5
2888126384d873cc49af32bbe34bb296

SHA1
fe74877bcaec93c7d67dab2ce8c86cfc38402d22

SHA256
aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

SHA512
f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a

Download Submit
memory/2668-39-0x00000000006B0000-0x00000000006B1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads