blustealer | d4ac60606ebb8df8a2b8d311c9262442978eeb65067e8940283e3a132efb2525

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-10-2024 08:39

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General

Target

78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
Size

740KB
MD5

78b2374d9d1810345aa8633ba8282a57
SHA1

4661b629995f3c4110b66afd4df827870923e47c
SHA256

d4ac60606ebb8df8a2b8d311c9262442978eeb65067e8940283e3a132efb2525
SHA512

7c65e51e28b884c948410f237e9e21e3a055b399373b97169327049480b36f5d9c2bc8bc2c6d037eb2a4cfea47b679868e35ad92275a5c314a94abc7209bf647
SSDEEP

12288:+4JQ/AKt4AXV5nLrrxeK0wBl7zCzbJqmyegzGHFWGpqqENvK0rCIkEytW3spU1:9J+tBXV5n506CzvgyHUu7ENy0rdkEk61

Score

10^/10

blustealer discovery persistence stealer

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
bojtai.xyz
Port:
587
Username:
[email protected]
Password:
(mr.GT^Eg#C6

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paint = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\paint\\paint.exe\""	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 244 set thread context of 5252	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	105

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	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5252	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 244 wrote to memory of 5292	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	104
PID 244 wrote to memory of 5292	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	104
PID 244 wrote to memory of 5292	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	104
PID 244 wrote to memory of 5252	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	105
PID 244 wrote to memory of 5252	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	105
PID 244 wrote to memory of 5252	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	105
PID 244 wrote to memory of 5252	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	105
PID 244 wrote to memory of 5252	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	105
PID 244 wrote to memory of 5252	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	105
PID 244 wrote to memory of 5252	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	105
PID 244 wrote to memory of 5252	244	78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe	105

C:\Users\Admin\AppData\Local\Temp\78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:244
- C:\Users\Admin\AppData\Local\Temp\78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
  2⤵
  PID:5292
- C:\Users\Admin\AppData\Local\Temp\78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\78b2374d9d1810345aa8633ba8282a57_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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/244-51-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-31-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-2-0x0000000005AC0000-0x0000000006064000-memory.dmp

Filesize
5.6MB

Download
memory/244-3-0x0000000005510000-0x00000000055A2000-memory.dmp

Filesize
584KB

Download
memory/244-4-0x0000000005470000-0x000000000547A000-memory.dmp

Filesize
40KB

Download
memory/244-5-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/244-6-0x0000000006B60000-0x0000000006BD6000-memory.dmp

Filesize
472KB

Download
memory/244-7-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

Filesize
4KB

Download
memory/244-8-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/244-9-0x0000000006670000-0x000000000671A000-memory.dmp

Filesize
680KB

Download
memory/244-10-0x0000000006720000-0x000000000673E000-memory.dmp

Filesize
120KB

Download
memory/244-11-0x00000000068F0000-0x0000000006968000-memory.dmp

Filesize
480KB

Download
memory/244-15-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-25-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-55-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-73-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-71-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-65-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-63-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-61-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-59-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-57-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-75-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-1-0x0000000000A00000-0x0000000000ABC000-memory.dmp

Filesize
752KB

Download
memory/244-35-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-49-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-47-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-45-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-43-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-41-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-39-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-37-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

Filesize
4KB

Download
memory/244-33-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-29-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-27-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-23-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-21-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-19-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-17-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-69-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-67-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-53-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-13-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-12-0x00000000068F0000-0x0000000006963000-memory.dmp

Filesize
460KB

Download
memory/244-2412-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/5252-2410-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/5252-2413-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download