blustealer | 7257e33f527df5f7820d5dfd9022d923b5fb6cdef21d402c54fc9d3f3106f3a3

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 10:53

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General

Target

943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe
Size

2.7MB
MD5

943244db3bce1498ee39206c5e0f2bbc
SHA1

026cf4e2deae460e56675e827b408c17db0b16fe
SHA256

7257e33f527df5f7820d5dfd9022d923b5fb6cdef21d402c54fc9d3f3106f3a3
SHA512

c674637360aae0ea0eeafb773d6befbe5ff43ec93a0201b50731d1d4615b4701810923a5411be531914e92336b28cf43941ab06124a0e8e0cb8e58324925e7e5
SSDEEP

24576:KKVIwZqiBUljqRuth3CSb9F9C14mL0OIntkrUZbnLATHGK2SfRtiHbhwrDzE:LIe/a8UQrUSHGK2Sjr3E

Score

10^/10

blustealer discovery stealer

Malware Config

Extracted

Family

blustealer

https://api.telegram.org/bot1838876767:AAEiDKTcT_A4WBwpMo9nnrtBP7OvsmEUnNU/sendMessage?chat_id=1300181783

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2016 set thread context of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2284	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30
PID 2016 wrote to memory of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30
PID 2016 wrote to memory of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30
PID 2016 wrote to memory of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30
PID 2016 wrote to memory of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30
PID 2016 wrote to memory of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30
PID 2016 wrote to memory of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30
PID 2016 wrote to memory of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30
PID 2016 wrote to memory of 2284	2016	943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Users\Admin\AppData\Local\Temp\943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\943244db3bce1498ee39206c5e0f2bbc_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2016-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2016-1-0x0000000001300000-0x00000000015B6000-memory.dmp

Filesize
2.7MB

Download
memory/2016-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2016-3-0x0000000004FE0000-0x0000000005156000-memory.dmp

Filesize
1.5MB

Download
memory/2016-4-0x0000000000330000-0x0000000000346000-memory.dmp

Filesize
88KB

Download
memory/2016-14-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2284-11-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/2284-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2284-7-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/2284-13-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/2284-5-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/2284-6-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/2284-17-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download