974d684ab61bf818e7353e6b9f2a427d9ae1790dd2892baf272f373d0f3f1f88

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13/03/2024, 14:36

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General

Target

2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe
Size

6.4MB
MD5

2bcb9bdc56848d0da1a70f27a983e479
SHA1

4d85ab005cf94ba0c7c8125f090a8e734c091492
SHA256

974d684ab61bf818e7353e6b9f2a427d9ae1790dd2892baf272f373d0f3f1f88
SHA512

4b7d297d35da28c3cd7bce0a0b51bc3b838a2755537c13fd97b93e9c521979ddbe1d941ecb0626a2abcb1971766fdd960e603bd963bab15724e32008259aa940
SSDEEP

98304:Ft9OGW/KHV35P/9v4B5PGrx2fEyMyDHJhYlRJSMf1yrls9p1o+J97M:McYmx2f9MyDHwuokrcjoW7M

Score

7^/10

bootkit discovery persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2956	2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe
2956	2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_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	2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\LuDaShi\{791B6FF9-17ED-469a-AC19-0C98FDB1AB79}.tf	2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe
File created	C:\Program Files (x86)\LuDaShi\{D4990C0B-3D2A-4eb2-BF48-010E06C2CC33}.tmp\{451FA0BB-EFCD-459a-A939-7899D8A65C6C}.tf	2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2648	2956	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 2648	2956	2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe	28
PID 2956 wrote to memory of 2648	2956	2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe	28
PID 2956 wrote to memory of 2648	2956	2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe	28
PID 2956 wrote to memory of 2648	2956	2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-13_2bcb9bdc56848d0da1a70f27a983e479_magniber.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 928
  2⤵
  - Program crash
  PID:2648

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\{C460737F-D0F1-490c-AAFD-998A3DBD560D}.tmp\NetBridge.dll

Filesize
231KB

MD5
9d145902fb5b9a6da62ac85761434e31

SHA1
c817d77f59e3767d75cf5f5298d6b5711308f7e5

SHA256
98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

SHA512
bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

Download Submit
\Users\Admin\AppData\Local\Temp\{E45B718B-B1A7-43c1-8E20-ACCB67A4BBF2}.tmp\7z.dll

Filesize
1.1MB

MD5
2706693dda10c6cc79eed24c56d4e5ef

SHA1
4f34ef1bd49273a0d260b9dab15c73eb0ccb6383

SHA256
0edad8a1af22d5b97c1f324791c86243a6ecce7b5a9d2f30415af99aba9129c3

SHA512
7e7f7ae894528587ba33b6e10999549bb9a2ec2748b5662fa1b8806e5f4ce33af47507b3ef2954f2747a76b5b7c775c1cd671061f577c5016d1f8ba165bbe21c

Download Submit
memory/2956-27-0x0000000000630000-0x0000000000631000-memory.dmp

Filesize
4KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads