cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23-09-2022 06:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe
Size

3.4MB
MD5

9298b9f1f5f435f27dc46ad0a60df92a
SHA1

f33091f8dcdc7dc8deda8f2b5317cbb5fd4a9dfd
SHA256

cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64
SHA512

28939f9d06700c2954e76aa0945a4b49b7526f0b28d247b8c072b755f2e6e97c98b06fc26184cdc52b1b6b4a1793df2f676efd65243f971d2d5d7c54cac0a04f
SSDEEP

49152:wodMpdZGgwXKq3dL+WeEbaxJAtoJyWD9sjG092AoLtHe5XN5zbsPDBTusUkrGqso:womddzCdVeEeJAtg+T5xrhdi8qZ5

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe

pid process

1824 cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe
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
T1067

Processes:

cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe

description ioc process

File opened for modification \??\PhysicalDrive0 cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe

pid process

1824 cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe

pid	process
1824	cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe

pid	process
1824	cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe

C:\Users\Admin\AppData\Local\Temp\cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe
"C:\Users\Admin\AppData\Local\Temp\cd38de6b64af1aa69f59a13fb918e875001169905572147297f82e7379dfcd64.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
PID:1824

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Tencent\TxGameAssistant\TGBDownloader\dr.dll
Filesize
74KB

MD5
2814acbd607ba47bdbcdf6ac3076ee95

SHA1
50ab892071bed2bb2365ca1d4bf5594e71c6b13b

SHA256
5904a7e4d97eeac939662c3638a0e145f64ff3dd0198f895c4bf0337595c6a67

SHA512
34c73014ffc8d38d6dd29f4f84c8f4f9ea971bc131f665f65b277f453504d5efc2d483a792cdea610c5e0544bf3997b132dcdbe37224912c5234c15cdb89d498

Download Submit
memory/1824-54-0x0000000075571000-0x0000000075573000-memory.dmp

Filesize
8KB

Download
memory/1824-56-0x00000000000B0000-0x00000000000BA000-memory.dmp

Filesize
40KB

Download
memory/1824-57-0x00000000000B0000-0x00000000000BA000-memory.dmp

Filesize
40KB

Download
memory/1824-58-0x00000000000B0000-0x00000000000BA000-memory.dmp

Filesize
40KB

Download
memory/1824-59-0x00000000000B0000-0x00000000000BA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads