2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13/09/2024, 10:10

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General

Target

2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe
Size

4.8MB
MD5

408898254659aafd1d846f4e5323a18f
SHA1

3f80e853cc948b25aa82168db0603323707ece31
SHA256

2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17
SHA512

e6a60034ff30c372accc2a54ceab16e7fa080fd255132e06be0a83c6cb46244ff011735a21446fc22bf943d2221057b615ed574e5f5eaabdb930c5c4c65b5397
SSDEEP

98304:nXHfZysNkdeOVWB4PGrx2fEyMmzHJhYlRJk:nPx1dx2f9MmzHwA

Score

7^/10

bootkit discovery persistence

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
3052	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe
3052	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.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	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\LuDaShi\{69691959-EDA0-4121-967A-36695546AA0C}.tf	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe
File created	C:\Program Files (x86)\LuDaShi\{395C0A34-D21D-4c34-BBD2-10EEDC6379ED}.tmp\{C83B6C98-8062-482c-8732-CF97EB1F8E7D}.tf	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1732	3052	WerFault.exe	27

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	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 1732	3052	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe	28
PID 3052 wrote to memory of 1732	3052	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe	28
PID 3052 wrote to memory of 1732	3052	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe	28
PID 3052 wrote to memory of 1732	3052	2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe	28

C:\Users\Admin\AppData\Local\Temp\2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.exe
"C:\Users\Admin\AppData\Local\Temp\2ee9111508852544c8f2b4d9ed998e26cca413fd585c0838c9e7e880fe9aee17.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:3052
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 832
  2⤵
  - Program crash
  PID:1732

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\{28C10820-1E26-4aa9-AC1F-2FB6E8D4B65A}.tmp\NetBridge.dll

Filesize
231KB

MD5
9d145902fb5b9a6da62ac85761434e31

SHA1
c817d77f59e3767d75cf5f5298d6b5711308f7e5

SHA256
98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

SHA512
bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

Download Submit
\Users\Admin\AppData\Local\Temp\{9F952DE8-83BF-4098-81BC-A74732174F09}.tmp\7z.dll

Filesize
1.1MB

MD5
2706693dda10c6cc79eed24c56d4e5ef

SHA1
4f34ef1bd49273a0d260b9dab15c73eb0ccb6383

SHA256
0edad8a1af22d5b97c1f324791c86243a6ecce7b5a9d2f30415af99aba9129c3

SHA512
7e7f7ae894528587ba33b6e10999549bb9a2ec2748b5662fa1b8806e5f4ce33af47507b3ef2954f2747a76b5b7c775c1cd671061f577c5016d1f8ba165bbe21c

Download Submit
memory/3052-27-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads