d013a31edcfbff2ba00eb2f0f7e141033f0cab0b25bd536f01d4124df4efcc6e

General

Target

2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe
Size

23.0MB
MD5

e9697533592df955c6f6798f8dd23fb9
SHA1

a6779e89428edab3f57e8893a5d780ddc2db493a
SHA256

d013a31edcfbff2ba00eb2f0f7e141033f0cab0b25bd536f01d4124df4efcc6e
SHA512

54aa11bd4c25c2a832e206e87323d529b150bed7162678c46246fd76829f146c0e25a67c77cd3b00bfffa7d6a8312a165f0fd2435886ac9ac70cd16baec0ae11
SSDEEP

393216:awdSnIe84y70PrfzncapmMrj2ZLXVmt+Z+LXwsv5UYvsZ21teGAIgH99Yzf+Gdr:awMnIe84yKppPrqZLXVmt+Z+Llx5vsoJ

Score

7^/10

bootkit discovery persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

pid process

2552 2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe
2552 2024-07-27_e9697533592df955c6f6798f8dd23fb9_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:

2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

description ioc process

File opened for modification \??\PhysicalDrive0 2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

pid	process
2552	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe
2552	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

Drops file in Program Files directory 2 IoCs

Processes:

2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

description	ioc	process
File created	C:\Program Files (x86)\LuDaShi\{738DD6CF-A44D-4bd6-9E2C-AFE8C9774EA3}.tf	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe
File created	C:\Program Files (x86)\LuDaShi\{C63AE9A2-822D-40c0-8564-F45A4358E220}.tmp\{FD3381C7-B118-49e0-A444-D181E304A6B9}.tf	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2164 2552 WerFault.exe 2024-07-27_e9697533592df955c6f6798f8dd23fb9_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:

2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

pid	pid_target	process	target process
2164	2552	WerFault.exe	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe

description	pid	process	target process
PID 2552 wrote to memory of 2164	2552	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe	WerFault.exe
PID 2552 wrote to memory of 2164	2552	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe	WerFault.exe
PID 2552 wrote to memory of 2164	2552	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe	WerFault.exe
PID 2552 wrote to memory of 2164	2552	2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-27_e9697533592df955c6f6798f8dd23fb9_magniber.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-27_e9697533592df955c6f6798f8dd23fb9_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:2552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 872
2⤵
- Program crash
PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
966B

MD5
dfbfe93eacb0b7217751603bf0373860

SHA1
ad653a449eb49374aabf17f43d001752317359fd

SHA256
b3f9cab84db15f9a9c81dd9c3cd0cdccc341ccb0a051b896a1e4b19b92ca6bf5

SHA512
82c89fb8de25e9e90e73285d35d6727b4e6c36ecc6cb8f5e4b9ea1213cf5d532a8be15821376e0b6990cf4f5f48c7dbaf7c83a827f89e54eafdbdb7a0e8a4202

Download Submit
C:\Users\Admin\AppData\Local\Temp\{D3387A46-E557-412f-86F7-369A8A555687}.tmp\NetBridge.dll

Filesize
231KB

MD5
9d145902fb5b9a6da62ac85761434e31

SHA1
c817d77f59e3767d75cf5f5298d6b5711308f7e5

SHA256
98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

SHA512
bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

Download Submit
\Users\Admin\AppData\Local\Temp\{8ED286BA-E9BC-4c38-B115-796EE70BC1D3}.tmp\7z.dll

Filesize
1.1MB

MD5
2888126384d873cc49af32bbe34bb296

SHA1
fe74877bcaec93c7d67dab2ce8c86cfc38402d22

SHA256
aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

SHA512
f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a

Download Submit
memory/2552-39-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download

Analysis

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