blustealer | 083daf75a026aa712886682b7dd389050fbbfd539861835068b34e1e9df85ef7 | Triage

Analysis

max time kernel
139s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2022 18:23

Sharing

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General

Target

1364-56-0x0000000000400000-0x0000000000AB0000-memory.exe
Size

6.7MB
MD5

1804a754530e5cdb5097d6771329daa7
SHA1

0cbb6122a62807439c31706e8595dc603b980c63
SHA256

083daf75a026aa712886682b7dd389050fbbfd539861835068b34e1e9df85ef7
SHA512

f6747b8904564c99dd82f4376aee54093471f96bbb8ed3a30abb7b91d200da06fe105aa60703ea547f9f9fa9df740a7a2b060c74d9b7811e0949c338395b0307

Score

10^/10

blustealer stealer themida

Malware Config

Extracted

Family

blustealer

C2

https://api.telegram.org/bot5449766717:AAHzRorvKI5URgvleGHlq6ZvqElY68-XL18/sendMessage?chat_id=1293496579

Signatures

BluStealer
A Modular information stealer written in Visual Basic.
stealer blustealer

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

Processes:

resource	yara_rule
behavioral2/memory/912-130-0x0000000000400000-0x0000000000AB0000-memory.dmp	themida

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2716 912 WerFault.exe 1364-56-0x0000000000400000-0x0000000000AB0000-memory.exe

C:\Users\Admin\AppData\Local\Temp\1364-56-0x0000000000400000-0x0000000000AB0000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\1364-56-0x0000000000400000-0x0000000000AB0000-memory.exe"
1⤵
PID:912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 912 -s 216
2⤵
- Program crash
PID:2716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 912 -ip 912
1⤵
PID:1904

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/912-130-0x0000000000400000-0x0000000000AB0000-memory.dmp

Filesize
6.7MB

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