410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2

General

Target

410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe
Size

4.8MB
MD5

a51ef01c8cb88d0a8a6aa7746a5f7b2c
SHA1

150113663a9dbb9c7b694d8f5c5620503438bd04
SHA256

410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2
SHA512

a14024a05948e3e274d008b1383d20cbf7bf2f413bdacfa6b57b2717f8d9e44280cf220d87e7d6ca075398dec991eb8227ec2a3bc66facd920f659e0f7b6543e
SSDEEP

98304:oVeM4VwHuokyfs8PGcx2HynIiprw0F80XZGyF:+AVw8kx2SnIe84GyF

Score

7^/10

bootkit discovery persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

pid	process
2428	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe
2428	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.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:

410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

description ioc process

File opened for modification \??\PhysicalDrive0 410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

Drops file in Program Files directory 2 IoCs

Processes:

410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

description	ioc	process
File created	C:\Program Files (x86)\LuDaShi\{301511FE-36E4-45d1-84B9-EADA224F039B}.tmp\{0373A2CF-46BC-4ba0-A523-F797C16C91B0}.tf	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe
File created	C:\Program Files (x86)\LuDaShi\{E37909B3-709F-4129-9052-B265CE954E57}.tf	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2848 2428 WerFault.exe 410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

pid	pid_target	process	target process
2848	2428	WerFault.exe	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.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:

410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe

description	pid	process	target process
PID 2428 wrote to memory of 2848	2428	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe	WerFault.exe
PID 2428 wrote to memory of 2848	2428	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe	WerFault.exe
PID 2428 wrote to memory of 2848	2428	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe	WerFault.exe
PID 2428 wrote to memory of 2848	2428	410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.exe
"C:\Users\Admin\AppData\Local\Temp\410ddb5a2e19828c7f841508e44fc5334727632836a196821598668ec85db8c2.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:2428
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 756
  2⤵
  - Program crash
  PID:2848

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

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Downloads

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

Filesize
978B

MD5
116115eedf4d7e613180cfb0d05cfa2f

SHA1
44b3be4ee9737c988e6afe4051f91fb3ff1c071b

SHA256
b215f42de0d9ece45fcb543ac7f6b2e763858e63dad251ce1196fa7f41f781d7

SHA512
0817b4439e85bf1d6ca5831323a22c8690f08ced61cb12bc42c398766395cc4b38ae28169c869e6e781ea25dd79872c13fbcce9e3c30fa3f7ba880391b008bad

Download Submit
C:\Users\Admin\AppData\Local\Temp\{E3FC9C69-FE91-47d0-8A61-65DAE39985BA}.tmp\NetBridge.dll

Filesize
231KB

MD5
9d145902fb5b9a6da62ac85761434e31

SHA1
c817d77f59e3767d75cf5f5298d6b5711308f7e5

SHA256
98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

SHA512
bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

Download Submit
\Users\Admin\AppData\Local\Temp\{6EAB9052-4BE7-4891-8B9B-B49F33586166}.tmp\7z.dll

Filesize
1.1MB

MD5
2888126384d873cc49af32bbe34bb296

SHA1
fe74877bcaec93c7d67dab2ce8c86cfc38402d22

SHA256
aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

SHA512
f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a

Download Submit
memory/2428-39-0x00000000013D0000-0x0000000001883000-memory.dmp

Filesize
4.7MB

Download
memory/2428-40-0x00000000013D0000-0x0000000001883000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads