blustealer | 5a2a0fcd0f1f6570a1a33be44d1291cda800b5ba8278b2d1d08cda35cacb8210

Analysis

max time kernel
148s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2024 01:56

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General

Target

57ae9acddea94e91438697ff1c595845.exe
Size

673KB
MD5

57ae9acddea94e91438697ff1c595845
SHA1

2b8b0399de86cd0751a836621afe4b9c4d84f0e3
SHA256

5a2a0fcd0f1f6570a1a33be44d1291cda800b5ba8278b2d1d08cda35cacb8210
SHA512

c1fbae0cc41dad3f7dd6f000fcb05f0f0470fa57eb87a6f913be2b94ee003f0e0df55bac69c45a68e5628fb19b4249a9a69d77624d9e8b85c64cdad3528f06f9
SSDEEP

12288:2X9HWZs4IafPn9JsnYZqfSYeqj2fsLHzp9rsOHoPYsVDR+EfOpItajbw4v/lAlTy:s9HWfPjsnYZqfSqioHzp9rsOHZsZHUfv

Score

10^/10

blustealer zgrat rat stealer

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
bojtai.club
Port:
587
Username:
[email protected]
Password:
hcx8knJINooP

Signatures

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

Detect ZGRat V1 34 IoCs

resource	yara_rule
behavioral2/memory/720-8-0x00000000067A0000-0x000000000680A000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-9-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-10-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-12-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-14-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-16-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-18-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-20-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-22-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-32-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-34-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-38-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-36-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-40-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-30-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-28-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-26-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-24-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-42-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-44-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-46-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-56-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-58-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-54-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-66-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-70-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-72-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-68-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-64-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-62-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-60-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-52-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-50-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1
behavioral2/memory/720-48-0x00000000067A0000-0x0000000006804000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 720 set thread context of 4616	720	57ae9acddea94e91438697ff1c595845.exe	108

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
720	57ae9acddea94e91438697ff1c595845.exe
720	57ae9acddea94e91438697ff1c595845.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	720	57ae9acddea94e91438697ff1c595845.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4616	57ae9acddea94e91438697ff1c595845.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 720 wrote to memory of 4616	720	57ae9acddea94e91438697ff1c595845.exe	108
PID 720 wrote to memory of 4616	720	57ae9acddea94e91438697ff1c595845.exe	108
PID 720 wrote to memory of 4616	720	57ae9acddea94e91438697ff1c595845.exe	108
PID 720 wrote to memory of 4616	720	57ae9acddea94e91438697ff1c595845.exe	108
PID 720 wrote to memory of 4616	720	57ae9acddea94e91438697ff1c595845.exe	108
PID 720 wrote to memory of 4616	720	57ae9acddea94e91438697ff1c595845.exe	108
PID 720 wrote to memory of 4616	720	57ae9acddea94e91438697ff1c595845.exe	108
PID 720 wrote to memory of 4616	720	57ae9acddea94e91438697ff1c595845.exe	108

C:\Users\Admin\AppData\Local\Temp\57ae9acddea94e91438697ff1c595845.exe
"C:\Users\Admin\AppData\Local\Temp\57ae9acddea94e91438697ff1c595845.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:720
- C:\Users\Admin\AppData\Local\Temp\57ae9acddea94e91438697ff1c595845.exe
  C:\Users\Admin\AppData\Local\Temp\57ae9acddea94e91438697ff1c595845.exe
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4616

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/720-30-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-1872-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/720-2-0x0000000005340000-0x00000000058E4000-memory.dmp

Filesize
5.6MB

Download
memory/720-3-0x0000000004E30000-0x0000000004EC2000-memory.dmp

Filesize
584KB

Download
memory/720-4-0x0000000004F80000-0x0000000004F90000-memory.dmp

Filesize
64KB

Download
memory/720-5-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

Filesize
40KB

Download
memory/720-6-0x0000000006480000-0x0000000006524000-memory.dmp

Filesize
656KB

Download
memory/720-7-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/720-8-0x00000000067A0000-0x000000000680A000-memory.dmp

Filesize
424KB

Download
memory/720-9-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-10-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-12-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-14-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-16-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-18-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-20-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-1-0x0000000074490000-0x0000000074C40000-memory.dmp

Filesize
7.7MB

Download
memory/720-32-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-34-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-38-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-36-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-40-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-26-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-0-0x0000000000380000-0x000000000042C000-memory.dmp

Filesize
688KB

Download
memory/720-22-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-24-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-42-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-44-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-46-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-56-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-58-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-54-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-66-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-70-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-72-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-68-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-64-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-62-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-60-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-52-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-50-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-48-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/720-759-0x0000000004F80000-0x0000000004F90000-memory.dmp

Filesize
64KB

Download
memory/720-28-0x00000000067A0000-0x0000000006804000-memory.dmp

Filesize
400KB

Download
memory/4616-1871-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/4616-1875-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download