blustealer | 99a3e2ebd1bc060c20f9d968c9fb58bca75e81a311ac8b9d0fbf7891f725fb53

Analysis

max time kernel
90s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-10-2024 12:05

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General

Target

05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe
Size

695KB
MD5

05c083a3ef66ad69e1ba8ac427ae8897
SHA1

78aa9b42981b5f4d466d2ec0aa0fe8d3b6e4d475
SHA256

99a3e2ebd1bc060c20f9d968c9fb58bca75e81a311ac8b9d0fbf7891f725fb53
SHA512

509a7a40f73569af81dbc67b7ce62121f066c9874a8347ac44af268a83a854f359ce0ff3164e6f5b88d7871d3ae9ede7a9157cbefb2e06902ee4bda1dc5cc213
SSDEEP

12288:ayB+7T3wXQZzFkhy0NzP7v8yZPQxZ6Xc0c4mh4C93Wk:yzwQGnHZP+ycdhvR

Score

10^/10

blustealer discovery persistence stealer

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
restd.club
Port:
587
Username:
[email protected]
Password:
@433u7a~IdTF

Signatures

BluStealer
A Modular information stealer written in Visual Basic.
stealer 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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paint = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\paint\\paint.exe\""	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2496 set thread context of 5388	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	93

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	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe
2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5388	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 5388	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	93
PID 2496 wrote to memory of 5388	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	93
PID 2496 wrote to memory of 5388	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	93
PID 2496 wrote to memory of 5388	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	93
PID 2496 wrote to memory of 5388	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	93
PID 2496 wrote to memory of 5388	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	93
PID 2496 wrote to memory of 5388	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	93
PID 2496 wrote to memory of 5388	2496	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	93

C:\Users\Admin\AppData\Local\Temp\05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\05c083a3ef66ad69e1ba8ac427ae8897_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:2496
- C:\Users\Admin\AppData\Local\Temp\05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5388

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/2496-53-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-2350-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/2496-2-0x0000000005520000-0x0000000005AC4000-memory.dmp

Filesize
5.6MB

Download
memory/2496-3-0x0000000004F70000-0x0000000005002000-memory.dmp

Filesize
584KB

Download
memory/2496-4-0x0000000004E10000-0x0000000004E1A000-memory.dmp

Filesize
40KB

Download
memory/2496-5-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/2496-6-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

Filesize
4KB

Download
memory/2496-7-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/2496-8-0x0000000006540000-0x00000000065EA000-memory.dmp

Filesize
680KB

Download
memory/2496-9-0x00000000068B0000-0x0000000006928000-memory.dmp

Filesize
480KB

Download
memory/2496-25-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-11-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-10-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-39-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-73-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-69-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

Filesize
4KB

Download
memory/2496-65-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-63-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-61-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-57-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-55-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-49-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-1-0x00000000004E0000-0x0000000000594000-memory.dmp

Filesize
720KB

Download
memory/2496-67-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-47-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-45-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-43-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-37-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-35-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-33-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-31-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-29-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-27-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-23-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-21-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-19-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-17-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-15-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-13-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-71-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-59-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-41-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/2496-51-0x00000000068B0000-0x0000000006922000-memory.dmp

Filesize
456KB

Download
memory/5388-2347-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/5388-2351-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download