blustealer | 99a3e2ebd1bc060c20f9d968c9fb58bca75e81a311ac8b9d0fbf7891f725fb53

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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-1-5-21-1846800975-3917212583-2893086201-1000\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 2032 set thread context of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31

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
2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe
2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
10992	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31
PID 2032 wrote to memory of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31
PID 2032 wrote to memory of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31
PID 2032 wrote to memory of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31
PID 2032 wrote to memory of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31
PID 2032 wrote to memory of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31
PID 2032 wrote to memory of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31
PID 2032 wrote to memory of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31
PID 2032 wrote to memory of 10992	2032	05c083a3ef66ad69e1ba8ac427ae8897_JaffaCakes118.exe	31

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:2032
- 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:10992

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/2032-67-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-27-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-63-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-3-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2032-4-0x0000000004FD0000-0x000000000507A000-memory.dmp

Filesize
680KB

Download
memory/2032-5-0x0000000004990000-0x0000000004A08000-memory.dmp

Filesize
480KB

Download
memory/2032-29-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-65-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-25-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-23-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-21-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-19-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-0-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/2032-15-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-13-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-11-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-9-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-7-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-6-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-69-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-17-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-1-0x0000000000C00000-0x0000000000CB4000-memory.dmp

Filesize
720KB

Download
memory/2032-2-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2032-61-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-59-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-57-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-55-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-53-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-51-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-49-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-47-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-45-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-43-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-41-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-39-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-37-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-35-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-33-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-31-0x0000000004990000-0x0000000004A02000-memory.dmp

Filesize
456KB

Download
memory/2032-2351-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/10992-2348-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/10992-2352-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download