zgrat | b33234b1e183542437ec85909253c8fcbdd5e2be9b4bcd6907aae1fa2f5494a3

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
23/01/2024, 03:29

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General

Target

b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe
Size

733KB
MD5

f85ac4fc2e66845cfb24fe3d8a6b8462
SHA1

93afe04379466d024aeea30ecdb2b80f7424ffda
SHA256

b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8
SHA512

0de7ab37a830a70d9869b9bd29ab8ae0c7e491ac7a0b7a20c016c634cdbd4320795dbd4949b2180d5bae6cc5de959785508667f5236413bbc8cfffcffda84f2f
SSDEEP

12288:fuDWlUlTiYjPNcDzgoaIvtM5lv/qkpvCqYxyrarmha2I/0Ms9edt09uTy7mw:pCfas4vafvNvCqYEGrX2YhnDw

Score

10^/10

zgrat persistence rat

Malware Config

Signatures

Detect ZGRat V1 35 IoCs

resource	yara_rule
behavioral2/memory/864-2-0x0000000005200000-0x00000000052AC000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-4-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-3-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-6-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-8-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-10-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-14-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-12-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-16-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-18-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-20-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-22-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-24-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-28-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-36-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-38-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-34-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-40-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-46-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-56-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-58-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-60-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-62-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-54-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-64-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-66-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-52-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-50-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-48-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-44-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-42-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-32-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-30-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/864-26-0x0000000005200000-0x00000000052A6000-memory.dmp	family_zgrat_v1
behavioral2/memory/5044-945-0x0000000000400000-0x0000000000430000-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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ApplicationFreamwor = "C:\\Users\\Admin\\documents\\ApplicationFreamwor.exe"	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 864 set thread context of 5044	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe	95

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 5044	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe	95
PID 864 wrote to memory of 5044	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe	95
PID 864 wrote to memory of 5044	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe	95
PID 864 wrote to memory of 5044	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe	95
PID 864 wrote to memory of 5044	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe	95
PID 864 wrote to memory of 5044	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe	95
PID 864 wrote to memory of 5044	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe	95
PID 864 wrote to memory of 5044	864	b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe	95

C:\Users\Admin\AppData\Local\Temp\b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe
"C:\Users\Admin\AppData\Local\Temp\b76cd92e2380c9ec5e1a860030409898e27a285120dd14c70d279dc82b3b15e8.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:864
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  2⤵
  PID:5044

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/864-62-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-940-0x00000000051F0000-0x0000000005200000-memory.dmp

Filesize
64KB

Download
memory/864-2-0x0000000005200000-0x00000000052AC000-memory.dmp

Filesize
688KB

Download
memory/864-4-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-3-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-6-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-8-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-10-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-14-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-12-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-16-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-18-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-20-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-22-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-24-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-28-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-36-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-38-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-34-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-40-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-46-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-56-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-58-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-60-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-0-0x0000000000750000-0x000000000080E000-memory.dmp

Filesize
760KB

Download
memory/864-64-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-1-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/864-66-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-52-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-50-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-48-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-44-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-42-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-32-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-30-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-26-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-935-0x00000000051F0000-0x0000000005200000-memory.dmp

Filesize
64KB

Download
memory/864-936-0x0000000005180000-0x0000000005181000-memory.dmp

Filesize
4KB

Download
memory/864-937-0x00000000052B0000-0x00000000052F4000-memory.dmp

Filesize
272KB

Download
memory/864-938-0x00000000052F0000-0x000000000533C000-memory.dmp

Filesize
304KB

Download
memory/864-939-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/864-54-0x0000000005200000-0x00000000052A6000-memory.dmp

Filesize
664KB

Download
memory/864-941-0x0000000005DD0000-0x0000000006374000-memory.dmp

Filesize
5.6MB

Download
memory/864-946-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/5044-947-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/5044-945-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/5044-948-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download
memory/5044-949-0x0000000074DD0000-0x0000000075580000-memory.dmp

Filesize
7.7MB

Download
memory/5044-950-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download