blustealer | a7cce7b44e791b44a67edeec0489858b4ba9d1a82464d4148a6f691a4e86e93c

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
28-03-2024 16:17

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General

Target

0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe
Size

1.3MB
MD5

0a424c71b75fecfb42fb0e2b17f1c6bc
SHA1

672ef8db0788b4dad4d4fe2853573140448447f6
SHA256

a7cce7b44e791b44a67edeec0489858b4ba9d1a82464d4148a6f691a4e86e93c
SHA512

b744c61ff97d08c2112b1ac752fabd057efe2e5b7a70f2c65ed5e2c83960b763cf444f99e3f5a285578b31a10ee33c016e95e2d2979fd2bc09c69e941a2615dc
SSDEEP

12288:Hf9pxIK0EB5IutNe2UwlYGQkk9UYJxTZysfounhSVQLyoAmCYKtKJCVITuREvqkd:/9EK0E0ulQH9U80junMVbne

Score

10^/10

blustealer stealer

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
mail.dm-teh.com
Port:
587
Username:
[email protected]
Password:
Vm@(O;CO.vEQ

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
2720	AddInProcess32.exe

Loads dropped DLL 1 IoCs

pid	Process
2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2916 set thread context of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2720	AddInProcess32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28
PID 2916 wrote to memory of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28
PID 2916 wrote to memory of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28
PID 2916 wrote to memory of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28
PID 2916 wrote to memory of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28
PID 2916 wrote to memory of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28
PID 2916 wrote to memory of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28
PID 2916 wrote to memory of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28
PID 2916 wrote to memory of 2720	2916	0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0a424c71b75fecfb42fb0e2b17f1c6bc_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
  "C:\Users\Admin\AppData\Local\Temp\\AddInProcess32.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2720

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
memory/2720-21-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2720-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2720-29-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2720-28-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2720-11-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2720-15-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2720-13-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2916-2-0x0000000005180000-0x00000000051C0000-memory.dmp

Filesize
256KB

Download
memory/2916-1-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2916-7-0x0000000000260000-0x0000000000272000-memory.dmp

Filesize
72KB

Download
memory/2916-5-0x0000000005180000-0x00000000051C0000-memory.dmp

Filesize
256KB

Download
memory/2916-0-0x00000000002D0000-0x000000000042A000-memory.dmp

Filesize
1.4MB

Download
memory/2916-24-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2916-4-0x0000000074260000-0x000000007494E000-memory.dmp

Filesize
6.9MB

Download
memory/2916-3-0x00000000001D0000-0x00000000001FC000-memory.dmp

Filesize
176KB

Download