blustealer | d0b801a4ea3be10c3cf2dfff06e2437c9d96e4cbe5be96483c00a4c10b27d2c5

General

Target

470621f5aef9787e21b629735c1a5f9f.exe
Size

1.3MB
MD5

470621f5aef9787e21b629735c1a5f9f
SHA1

be32079fc5d6662582685689c644322642073778
SHA256

d0b801a4ea3be10c3cf2dfff06e2437c9d96e4cbe5be96483c00a4c10b27d2c5
SHA512

9e321a30ae8d88c13f96033fd63a7a5bb78a35c2bb1edbe02c30109df518c07c54a72f29c3f11c9573943483ac2fb5e273d8ad2054e30458396b5de6f78c534c
SSDEEP

24576:P4S/d3rKzksfks2y8jIGReCFlolhhNxuNeG5Gm+8MN6ZNBZ:TKqYGRzlWoejmcN6ZNB

Score

10^/10

blustealer stealer

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
mail.sabaint.me
Port:
587
Username:
[email protected]
Password:
regina1983-

Signatures

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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

resource	yara_rule
behavioral2/memory/2732-7-0x0000000004F50000-0x0000000004F62000-memory.dmp	CustAttr

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2324	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\470621f5aef9787e21b629735c1a5f9f.exe
"C:\Users\Admin\AppData\Local\Temp\470621f5aef9787e21b629735c1a5f9f.exe"
1⤵
PID:2732
- C:\Users\Admin\AppData\Local\Temp\470621f5aef9787e21b629735c1a5f9f.exe
  "C:\Users\Admin\AppData\Local\Temp\470621f5aef9787e21b629735c1a5f9f.exe"
  2⤵
  PID:1464
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\PASSWORDSNET4.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\PASSWORDSNET4.exe
    3⤵
    PID:452
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eVSwXOCV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEFFD.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEFFD.tmp

Filesize
1KB

MD5
61e75b93e719b2ac8863e99ac87377de

SHA1
f029016cdee7be81729f8b3975888b8f59ff4b78

SHA256
6dfda2c4ac93b71da9b074d3919bbc9ca65153cf13f388fb31def462b56dc883

SHA512
5149c6dc349453666ace87c863d80ffd43ab1b11dc82d70b3cb44674dbf993c7cf98fb1ee0277f3c26341cf753dce154db9e4004a2706d1f5f8c1fbe41b807bf

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\JQGVKGNK_Admin.zip

Filesize
24B

MD5
98a833e15d18697e8e56cdafb0642647

SHA1
e5f94d969899646a3d4635f28a7cd9dd69705887

SHA256
ff006c86b5ec033fe3cafd759bf75be00e50c375c75157e99c0c5d39c96a2a6c

SHA512
c6f9a09d9707b770dbc10d47c4d9b949f4ebf5f030b5ef8c511b635c32d418ad25d72eee5d7ed02a96aeb8bf2c85491ca1aa0e4336d242793c886ed1bcdd910b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\JQGVKGNK_Admin.zip

Filesize
525B

MD5
7c1557d9476dedfbccf26684753c441b

SHA1
c3f226901d593c4e28a7a4e62671a287c71bc653

SHA256
8a8f9236bab52ccb349624743780a72b5184451882efcb0ad1bd5d87e24cbd8e

SHA512
91ffcfb49eae63fa2ecb030bbc18743e6a814b6e848c51dbc1d35d4ebd9d6cde15849268c2711e3b7c7947d90dfcada237907dbeedc04e4c333e0b31a84e68d6

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\credentials.txt

Filesize
1KB

MD5
3552c157193c1532fe73a9c5ad258e5c

SHA1
4c6c010902971af7cf38d5b433a278739ab00dd7

SHA256
520315050867d504260051c5b0ef597ccc749edca282c413a62f8b4d798a15b8

SHA512
0d93adafee81750d67047ca979751c72cefe7e24f721018155b453e1306b29b46eebbc2433ab346ec6a8b02bac319a81f335c9ee94907fcefec2b5c67a18bc77

Download Submit
memory/452-96-0x0000000000F80000-0x0000000000FAE000-memory.dmp

Filesize
184KB

Download
memory/452-101-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/452-107-0x00007FFA8B3B0000-0x00007FFA8BE71000-memory.dmp

Filesize
10.8MB

Download
memory/452-97-0x00007FFA8B3B0000-0x00007FFA8BE71000-memory.dmp

Filesize
10.8MB

Download
memory/1464-17-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1464-24-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1464-108-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1464-20-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2732-21-0x0000000074590000-0x0000000074D40000-memory.dmp

Filesize
7.7MB

Download
memory/2732-9-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/2732-1-0x0000000000340000-0x000000000048A000-memory.dmp

Filesize
1.3MB

Download
memory/2732-11-0x00000000081D0000-0x0000000008208000-memory.dmp

Filesize
224KB

Download
memory/2732-8-0x0000000074590000-0x0000000074D40000-memory.dmp

Filesize
7.7MB

Download
memory/2732-7-0x0000000004F50000-0x0000000004F62000-memory.dmp

Filesize
72KB

Download
memory/2732-0-0x0000000074590000-0x0000000074D40000-memory.dmp

Filesize
7.7MB

Download
memory/2732-6-0x0000000005010000-0x00000000050AC000-memory.dmp

Filesize
624KB

Download
memory/2732-5-0x0000000004EF0000-0x0000000004EFA000-memory.dmp

Filesize
40KB

Download
memory/2732-10-0x0000000005C30000-0x0000000005CD4000-memory.dmp

Filesize
656KB

Download
memory/2732-4-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/2732-3-0x0000000004D20000-0x0000000004DB2000-memory.dmp

Filesize
584KB

Download
memory/2732-2-0x00000000053A0000-0x0000000005944000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads