blustealer | 4accc75edd57e5a6e939f1c122ad24949c1305ce70d9796fd57b8d3028f4a8da

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-12-2024 07:14

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General

Target

d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
Size

826KB
MD5

d13bb43ed0d785b7026cbfd743123568
SHA1

77921fd7d2a82f9d42a44fee2df3dfd7e1c459f6
SHA256

4accc75edd57e5a6e939f1c122ad24949c1305ce70d9796fd57b8d3028f4a8da
SHA512

1b1015aed280490ef537297bc093ede2dc32c3f1a66edd713835c047bde10c810d3e75b59f196104d9ac88cb6a1a6b971caa17e91189bb8fe56f46bc10003837
SSDEEP

12288:Zu5JfleohV9oasH4EIKGZeBAuUyf1aAjBHwYDxt1YHsH:Zu5Jt5o3H4EIKyDmf1a6wYDjKs

Score

10^/10

blustealer defense_evasion discovery stealer

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
restd.club
Port:
587
Username:
[email protected]
Password:
mQJrXsvkEb#S

Signatures

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

Deletes itself 1 IoCs

pid	Process
11028	powershell.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2568 set thread context of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
11028	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
Token: SeDebugPrivilege	11028	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
11068	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 11028	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	32
PID 2568 wrote to memory of 11028	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	32
PID 2568 wrote to memory of 11028	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	32
PID 2568 wrote to memory of 11028	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	32
PID 2568 wrote to memory of 11056	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	34
PID 2568 wrote to memory of 11056	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	34
PID 2568 wrote to memory of 11056	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	34
PID 2568 wrote to memory of 11056	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	34
PID 2568 wrote to memory of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35
PID 2568 wrote to memory of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35
PID 2568 wrote to memory of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35
PID 2568 wrote to memory of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35
PID 2568 wrote to memory of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35
PID 2568 wrote to memory of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35
PID 2568 wrote to memory of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35
PID 2568 wrote to memory of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35
PID 2568 wrote to memory of 11068	2568	d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe	35

C:\Users\Admin\AppData\Local\Temp\d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Sleep -s 5; Remove-Item -Path "C:\Users\Admin\AppData\Local\Temp\d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe" -Force
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:11028
- C:\Users\Admin\AppData\Local\Temp\d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
  2⤵
  PID:11056
- C:\Users\Admin\AppData\Local\Temp\d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\d13bb43ed0d785b7026cbfd743123568_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:11068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

System Information Discovery

T1082

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/2568-61-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-19-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-55-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-3-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2568-4-0x0000000004FD0000-0x0000000005078000-memory.dmp

Filesize
672KB

Download
memory/2568-5-0x0000000000B80000-0x0000000000BF6000-memory.dmp

Filesize
472KB

Download
memory/2568-21-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-59-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-17-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-15-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-13-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-11-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/2568-7-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-6-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-57-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-69-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-67-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-65-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-63-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-9-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-1-0x0000000000F80000-0x0000000001054000-memory.dmp

Filesize
848KB

Download
memory/2568-2-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2568-53-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-51-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-49-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-47-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-45-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-43-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-41-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-39-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-37-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-35-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-33-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-31-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-29-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-27-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-25-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-23-0x0000000000B80000-0x0000000000BF0000-memory.dmp

Filesize
448KB

Download
memory/2568-2335-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/11068-2333-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/11068-2338-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download