zgrat | d3caae4b8590d11875173d4500b553816949c55042ed95c3c0a5327fc8d7e3f5

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240319-en
resource tags

arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
submitted
06/04/2024, 12:23

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General

Target

garits.exe
Size

854KB
MD5

9dab7bdadcab9c6bf91272fb7931787c
SHA1

5f1d9471c50e40cf5279a1fade18b93c1d80839c
SHA256

d3caae4b8590d11875173d4500b553816949c55042ed95c3c0a5327fc8d7e3f5
SHA512

c9565b213b2d872d5032bbc403be4d975d134261c3a82cb429960ff4ea33930fad08bc8effb7b8bce176b9c25be8deb3113c8e25879923a9e4862218517f3a03
SSDEEP

12288:IcvCS1ED+vJf54ixpwnhc29JPFrAOwap6pPDtvQE7qct2d9/ax:IcvCEhrxChc0J9cLvPDtvQEftA9/a

Score

10^/10

zgrat agilenet evasion rat trojan

Malware Config

Signatures

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral1/memory/1580-26-0x0000000021950000-0x0000000021A52000-memory.dmp	family_zgrat_v1

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	garits.exe

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

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\garits.exe	Powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\garits.exe	Powershell.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

resource	yara_rule
behavioral1/memory/1580-11-0x000000001CE50000-0x000000001CF14000-memory.dmp	agile_net

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	garits.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	garits.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
1580	garits.exe
2608	Powershell.exe
1580	garits.exe
1580	garits.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1580	garits.exe
Token: SeDebugPrivilege	2608	Powershell.exe
Token: SeDebugPrivilege	1580	garits.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 2608	1580	garits.exe	28
PID 1580 wrote to memory of 2608	1580	garits.exe	28
PID 1580 wrote to memory of 2608	1580	garits.exe	28

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	garits.exe

C:\Users\Admin\AppData\Local\Temp\garits.exe
"C:\Users\Admin\AppData\Local\Temp\garits.exe"
1⤵
- UAC bypass
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1580
- C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -exec bypass -c Copy-Item 'C:\Users\Admin\AppData\Local\Temp\garits.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\garits.exe' -Force
  2⤵
  - Drops startup file
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1580-37-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-33-0x000000001EAD0000-0x000000001EB26000-memory.dmp

Filesize
344KB

Download
memory/1580-2-0x000000001BA10000-0x000000001BCF2000-memory.dmp

Filesize
2.9MB

Download
memory/1580-3-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-4-0x0000000000880000-0x000000000089C000-memory.dmp

Filesize
112KB

Download
memory/1580-5-0x000000001AC90000-0x000000001ACD8000-memory.dmp

Filesize
288KB

Download
memory/1580-6-0x0000000000860000-0x0000000000868000-memory.dmp

Filesize
32KB

Download
memory/1580-7-0x000000001B530000-0x000000001B5D6000-memory.dmp

Filesize
664KB

Download
memory/1580-8-0x00000000023F0000-0x0000000002424000-memory.dmp

Filesize
208KB

Download
memory/1580-9-0x000000001ACE0000-0x000000001AD2A000-memory.dmp

Filesize
296KB

Download
memory/1580-10-0x000000001AD30000-0x000000001AD46000-memory.dmp

Filesize
88KB

Download
memory/1580-11-0x000000001CE50000-0x000000001CF14000-memory.dmp

Filesize
784KB

Download
memory/1580-12-0x000000001C370000-0x000000001C416000-memory.dmp

Filesize
664KB

Download
memory/1580-14-0x000000001C370000-0x000000001C416000-memory.dmp

Filesize
664KB

Download
memory/1580-26-0x0000000021950000-0x0000000021A52000-memory.dmp

Filesize
1.0MB

Download
memory/1580-46-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-22-0x000000001EA30000-0x000000001EAD2000-memory.dmp

Filesize
648KB

Download
memory/1580-45-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-1-0x000007FEF5890000-0x000007FEF627C000-memory.dmp

Filesize
9.9MB

Download
memory/1580-44-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-32-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-29-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-43-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-30-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-31-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-41-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-35-0x000000001ED40000-0x000000001ED8C000-memory.dmp

Filesize
304KB

Download
memory/1580-34-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-42-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-36-0x000007FEF5890000-0x000007FEF627C000-memory.dmp

Filesize
9.9MB

Download
memory/1580-0-0x000000013F5D0000-0x000000013F6A8000-memory.dmp

Filesize
864KB

Download
memory/1580-38-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-39-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/1580-40-0x000000001C180000-0x000000001C200000-memory.dmp

Filesize
512KB

Download
memory/2608-27-0x000007FEECE20000-0x000007FEED7BD000-memory.dmp

Filesize
9.6MB

Download
memory/2608-28-0x00000000028CB000-0x0000000002932000-memory.dmp

Filesize
412KB

Download
memory/2608-25-0x00000000028C4000-0x00000000028C7000-memory.dmp

Filesize
12KB

Download
memory/2608-20-0x000000001B350000-0x000000001B632000-memory.dmp

Filesize
2.9MB

Download
memory/2608-24-0x000007FEECE20000-0x000007FEED7BD000-memory.dmp

Filesize
9.6MB

Download
memory/2608-21-0x00000000021C0000-0x00000000021C8000-memory.dmp

Filesize
32KB

Download