blustealer | 1c29ee414b011a411db774015a98a8970bf90c3475f91f7547a16a8946cd5a81

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07-01-2024 01:00

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General

Target

479de94fbadd83fce799ed3389da1ce5.exe
Size

718KB
MD5

479de94fbadd83fce799ed3389da1ce5
SHA1

4ae4c57faeab4e3b4cbf07f34c0cb12f542bc422
SHA256

1c29ee414b011a411db774015a98a8970bf90c3475f91f7547a16a8946cd5a81
SHA512

ca9aa4a42e762c430713ead37dddba74f1dac806cdf9282c3a06a6632c2f0e3e22d5754c989fdd743fa5df0ae26bb99179faf08da3c1d5735d6bed7826842e0f
SSDEEP

12288:qlALj79bDcDn7T9mWM+QirAsLyjgeUhDlhcfK56bKIy6Sa5iWK21lm2NRm05g6F:WAvhDcDVMGrAsLmbtfdbOl8R9/

Score

10^/10

blustealer zgrat persistence rat stealer

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
netjul.club
Port:
587
Username:
[email protected]
Password:
5nBQc2~lJyET

Signatures

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

Detect ZGRat V1 34 IoCs

resource	yara_rule
behavioral1/memory/2096-5-0x0000000005B90000-0x0000000005C08000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-7-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-8-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-10-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-12-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-14-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-16-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-20-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-18-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-24-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-22-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-26-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-28-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-30-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-32-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-34-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-36-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-40-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-38-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-42-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-44-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-46-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-52-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-50-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-48-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-56-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-54-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-60-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-62-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-58-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-64-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-66-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-70-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1
behavioral1/memory/2096-68-0x0000000005B90000-0x0000000005C03000-memory.dmp	family_zgrat_v1

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

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-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\paint = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\paint\\paint.exe\""	479de94fbadd83fce799ed3389da1ce5.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2096 set thread context of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2096	479de94fbadd83fce799ed3389da1ce5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2096	479de94fbadd83fce799ed3389da1ce5.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1932	479de94fbadd83fce799ed3389da1ce5.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30
PID 2096 wrote to memory of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30
PID 2096 wrote to memory of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30
PID 2096 wrote to memory of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30
PID 2096 wrote to memory of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30
PID 2096 wrote to memory of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30
PID 2096 wrote to memory of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30
PID 2096 wrote to memory of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30
PID 2096 wrote to memory of 1932	2096	479de94fbadd83fce799ed3389da1ce5.exe	30

C:\Users\Admin\AppData\Local\Temp\479de94fbadd83fce799ed3389da1ce5.exe
"C:\Users\Admin\AppData\Local\Temp\479de94fbadd83fce799ed3389da1ce5.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Users\Admin\AppData\Local\Temp\479de94fbadd83fce799ed3389da1ce5.exe
  C:\Users\Admin\AppData\Local\Temp\479de94fbadd83fce799ed3389da1ce5.exe
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1932

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1932-2290-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/1932-2293-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/2096-32-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-10-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-4-0x0000000004FF0000-0x000000000509C000-memory.dmp

Filesize
688KB

Download
memory/2096-36-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-6-0x0000000004BD0000-0x0000000004C10000-memory.dmp

Filesize
256KB

Download
memory/2096-38-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-8-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-40-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-12-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-14-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-16-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-20-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-18-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-24-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-22-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-26-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-28-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-30-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-0-0x0000000000EC0000-0x0000000000F7A000-memory.dmp

Filesize
744KB

Download
memory/2096-34-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-5-0x0000000005B90000-0x0000000005C08000-memory.dmp

Filesize
480KB

Download
memory/2096-3-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2096-7-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-42-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-44-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-46-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-52-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-50-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-48-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-56-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-54-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-60-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-62-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-58-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-64-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-66-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-70-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-68-0x0000000005B90000-0x0000000005C03000-memory.dmp

Filesize
460KB

Download
memory/2096-2288-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2096-2-0x0000000004BD0000-0x0000000004C10000-memory.dmp

Filesize
256KB

Download
memory/2096-1-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download