zgrat | 3783e7365abe09c1b4fd896b059f741289c2221c6eb9fdfb8c0111da4898252a

Analysis

max time kernel
139s
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
03/02/2024, 22:48

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General

Target

e0deb2fc7bb606d0f2b1ef5f3ca8a857.exe
Size

417KB
MD5

e0deb2fc7bb606d0f2b1ef5f3ca8a857
SHA1

80d044a2b2802a52cfad8daf013d2b1e0ffd55c0
SHA256

3783e7365abe09c1b4fd896b059f741289c2221c6eb9fdfb8c0111da4898252a
SHA512

95287080b24ec8867c2f7dcae30f71e2351b7fe05d3ca7d1c9576c0e6663682e7337b45f1873bf94a1bcb43af91787b733b308e8d606803ec099c666cfcc5ab6
SSDEEP

12288:JoqhAjRgGB/9YilEgy844ZkG75tyR1hHVjvbRl:Joqa/B/9YV84mLvaLnb

Score

10^/10

zgrat persistence rat

Malware Config

Signatures

Detect ZGRat V1 34 IoCs

resource	yara_rule
behavioral2/memory/4688-3-0x0000000004980000-0x0000000004A54000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-4-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-5-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-7-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-9-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-11-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-13-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-15-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-17-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-19-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-21-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-25-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-23-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-27-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-29-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-31-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-33-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-35-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-37-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-39-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-41-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-43-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-45-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-47-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-49-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-51-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-53-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-55-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-57-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-59-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-61-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-63-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-67-0x0000000004980000-0x0000000004A4F000-memory.dmp	family_zgrat_v1
behavioral2/memory/4688-65-0x0000000004980000-0x0000000004A4F000-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-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e0deb2fc7bb606d0f2b1ef5f3ca8a857 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e0deb2fc7bb606d0f2b1ef5f3ca8a857.exe"	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3536	powershell.exe
3536	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4688	e0deb2fc7bb606d0f2b1ef5f3ca8a857.exe
Token: SeDebugPrivilege	3536	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 3536	4688	e0deb2fc7bb606d0f2b1ef5f3ca8a857.exe	90
PID 4688 wrote to memory of 3536	4688	e0deb2fc7bb606d0f2b1ef5f3ca8a857.exe	90
PID 4688 wrote to memory of 3536	4688	e0deb2fc7bb606d0f2b1ef5f3ca8a857.exe	90

C:\Users\Admin\AppData\Local\Temp\e0deb2fc7bb606d0f2b1ef5f3ca8a857.exe
"C:\Users\Admin\AppData\Local\Temp\e0deb2fc7bb606d0f2b1ef5f3ca8a857.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4688
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'e0deb2fc7bb606d0f2b1ef5f3ca8a857';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'e0deb2fc7bb606d0f2b1ef5f3ca8a857' -Value '"C:\Users\Admin\AppData\Local\Temp\e0deb2fc7bb606d0f2b1ef5f3ca8a857.exe"' -PropertyType 'String'
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3536

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gxmywf22.jou.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3536-6036-0x0000000006290000-0x00000000062AE000-memory.dmp

Filesize
120KB

Download
memory/3536-6045-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download
memory/3536-6041-0x00000000067A0000-0x00000000067C2000-memory.dmp

Filesize
136KB

Download
memory/3536-6040-0x0000000006750000-0x000000000676A000-memory.dmp

Filesize
104KB

Download
memory/3536-6039-0x0000000007450000-0x00000000074E6000-memory.dmp

Filesize
600KB

Download
memory/3536-6038-0x0000000002990000-0x00000000029A0000-memory.dmp

Filesize
64KB

Download
memory/3536-6042-0x0000000007AA0000-0x0000000008044000-memory.dmp

Filesize
5.6MB

Download
memory/3536-6037-0x00000000062B0000-0x00000000062FC000-memory.dmp

Filesize
304KB

Download
memory/3536-6029-0x0000000005CC0000-0x0000000006014000-memory.dmp

Filesize
3.3MB

Download
memory/3536-6017-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download
memory/3536-6023-0x0000000005430000-0x0000000005496000-memory.dmp

Filesize
408KB

Download
memory/3536-6022-0x0000000005190000-0x00000000051B2000-memory.dmp

Filesize
136KB

Download
memory/3536-6021-0x0000000005520000-0x0000000005B48000-memory.dmp

Filesize
6.2MB

Download
memory/3536-6020-0x0000000002990000-0x00000000029A0000-memory.dmp

Filesize
64KB

Download
memory/3536-6019-0x0000000002930000-0x0000000002966000-memory.dmp

Filesize
216KB

Download
memory/3536-6018-0x0000000002990000-0x00000000029A0000-memory.dmp

Filesize
64KB

Download
memory/4688-25-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-65-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-33-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-35-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-37-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-39-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-41-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-43-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-45-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-47-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-49-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-51-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-53-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-55-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-57-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-59-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-61-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-63-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-67-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-31-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-2734-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download
memory/4688-4039-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/4688-6016-0x0000000004DC0000-0x0000000004E26000-memory.dmp

Filesize
408KB

Download
memory/4688-29-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-27-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-23-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-0-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download
memory/4688-21-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-19-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-17-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-15-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-13-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-11-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-9-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-7-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-5-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-4-0x0000000004980000-0x0000000004A4F000-memory.dmp

Filesize
828KB

Download
memory/4688-3-0x0000000004980000-0x0000000004A54000-memory.dmp

Filesize
848KB

Download
memory/4688-2-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/4688-1-0x0000000000020000-0x000000000008E000-memory.dmp

Filesize
440KB

Download