blustealer | 889432c2ca76ade6e99f3a14a81ccbe52f2ed1d44b5d84405398e7fe49feaafd

Analysis

max time kernel
91s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2023 09:47

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General

Target

acf333b6b5c2b1079ba9a21b343e8163.exe
Size

1.2MB
MD5

acf333b6b5c2b1079ba9a21b343e8163
SHA1

6ac19d75697541d59e2dd489819aa4d6d84638c9
SHA256

889432c2ca76ade6e99f3a14a81ccbe52f2ed1d44b5d84405398e7fe49feaafd
SHA512

7376f0c1a56e2e3711401137a5686291fba84c71eefcbce06d2788e5c254d8c85c4858331e265a10f0ad2a6733bd5b0baa34f182ea0b7a7ebeea8a384a99e3f6
SSDEEP

24576:QxYA4dDoW5oaXpcB7mVSaccPuvcd5OGQT/1/0nS+7n4SYwqK4zf3RTsAHWAgqChi:7N17iecl/vasijc97j1jg81

Score

10^/10

blustealer stealer

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
mail.dm-teh.com
Port:
587
Username:
[email protected]
Password:
Vm@(O;CO.vEQ

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3856 set thread context of 2352	3856	acf333b6b5c2b1079ba9a21b343e8163.exe	96

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3856	acf333b6b5c2b1079ba9a21b343e8163.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2352	acf333b6b5c2b1079ba9a21b343e8163.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3856 wrote to memory of 2352	3856	acf333b6b5c2b1079ba9a21b343e8163.exe	96
PID 3856 wrote to memory of 2352	3856	acf333b6b5c2b1079ba9a21b343e8163.exe	96
PID 3856 wrote to memory of 2352	3856	acf333b6b5c2b1079ba9a21b343e8163.exe	96
PID 3856 wrote to memory of 2352	3856	acf333b6b5c2b1079ba9a21b343e8163.exe	96
PID 3856 wrote to memory of 2352	3856	acf333b6b5c2b1079ba9a21b343e8163.exe	96
PID 3856 wrote to memory of 2352	3856	acf333b6b5c2b1079ba9a21b343e8163.exe	96
PID 3856 wrote to memory of 2352	3856	acf333b6b5c2b1079ba9a21b343e8163.exe	96
PID 3856 wrote to memory of 2352	3856	acf333b6b5c2b1079ba9a21b343e8163.exe	96

C:\Users\Admin\AppData\Local\Temp\acf333b6b5c2b1079ba9a21b343e8163.exe
"C:\Users\Admin\AppData\Local\Temp\acf333b6b5c2b1079ba9a21b343e8163.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3856
- C:\Users\Admin\AppData\Local\Temp\acf333b6b5c2b1079ba9a21b343e8163.exe
  "C:\Users\Admin\AppData\Local\Temp\acf333b6b5c2b1079ba9a21b343e8163.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2352

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2352-13-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2352-20-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2352-16-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3856-8-0x00000000743C0000-0x0000000074B70000-memory.dmp

Filesize
7.7MB

Download
memory/3856-10-0x0000000005930000-0x0000000005940000-memory.dmp

Filesize
64KB

Download
memory/3856-5-0x0000000005930000-0x0000000005940000-memory.dmp

Filesize
64KB

Download
memory/3856-6-0x00000000056F0000-0x00000000056FA000-memory.dmp

Filesize
40KB

Download
memory/3856-7-0x0000000005940000-0x0000000005996000-memory.dmp

Filesize
344KB

Download
memory/3856-0-0x00000000743C0000-0x0000000074B70000-memory.dmp

Filesize
7.7MB

Download
memory/3856-9-0x0000000002EB0000-0x0000000002EE6000-memory.dmp

Filesize
216KB

Download
memory/3856-4-0x0000000005790000-0x0000000005822000-memory.dmp

Filesize
584KB

Download
memory/3856-11-0x0000000001310000-0x00000000013AC000-memory.dmp

Filesize
624KB

Download
memory/3856-12-0x0000000001570000-0x00000000015C4000-memory.dmp

Filesize
336KB

Download
memory/3856-3-0x0000000005CA0000-0x0000000006244000-memory.dmp

Filesize
5.6MB

Download
memory/3856-2-0x0000000005650000-0x00000000056EC000-memory.dmp

Filesize
624KB

Download
memory/3856-19-0x00000000743C0000-0x0000000074B70000-memory.dmp

Filesize
7.7MB

Download
memory/3856-1-0x0000000000B20000-0x0000000000C5C000-memory.dmp

Filesize
1.2MB

Download