e6cae4af93b9c312d9b6fe7bebe352fdfd8ffae605632afd3f9753b16da305fc

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
20/11/2023, 19:02

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General

Target

e6cae4af93b9c312d9b6fe7bebe352fdfd8ffae605632afd3f9753b16da305fc.exe
Size

2.6MB
MD5

7e99b57a466ab312d692e76422074a60
SHA1

76d611dae24a3e483ccff071ddd8371612c33d93
SHA256

e6cae4af93b9c312d9b6fe7bebe352fdfd8ffae605632afd3f9753b16da305fc
SHA512

3f798f6031457bafb5a1d96d99daf65c97f9599aebb8deeffb615e6369a122641e08326e312b7bd271f2a14d033f0884b3ec228e9d8b27290247f6dabdf85bc7
SSDEEP

49152:DgpBULEt2tB7b26iEMO8sfz44dGgXpk8Ji7JvLWlqm95GLz2iPOqTHVXzyvPhGdN:DomIczkwJeKGLKgdDhqy

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2168	e6cae4af93b9c312d9b6fe7bebe352fdfd8ffae605632afd3f9753b16da305fc.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\F:	e6cae4af93b9c312d9b6fe7bebe352fdfd8ffae605632afd3f9753b16da305fc.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

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	e6cae4af93b9c312d9b6fe7bebe352fdfd8ffae605632afd3f9753b16da305fc.exe

C:\Users\Admin\AppData\Local\Temp\e6cae4af93b9c312d9b6fe7bebe352fdfd8ffae605632afd3f9753b16da305fc.exe
"C:\Users\Admin\AppData\Local\Temp\e6cae4af93b9c312d9b6fe7bebe352fdfd8ffae605632afd3f9753b16da305fc.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:2168

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

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Tencent\TxGameAssistant\TGBDownloader\dr.dll

Filesize
74KB

MD5
2814acbd607ba47bdbcdf6ac3076ee95

SHA1
50ab892071bed2bb2365ca1d4bf5594e71c6b13b

SHA256
5904a7e4d97eeac939662c3638a0e145f64ff3dd0198f895c4bf0337595c6a67

SHA512
34c73014ffc8d38d6dd29f4f84c8f4f9ea971bc131f665f65b277f453504d5efc2d483a792cdea610c5e0544bf3997b132dcdbe37224912c5234c15cdb89d498

Download Submit
memory/2168-4-0x0000000000170000-0x000000000017A000-memory.dmp

Filesize
40KB

Download
memory/2168-7-0x0000000000170000-0x000000000017A000-memory.dmp

Filesize
40KB

Download
memory/2168-8-0x0000000000170000-0x000000000017A000-memory.dmp

Filesize
40KB

Download
memory/2168-9-0x0000000000170000-0x000000000017A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads