zgrat | a288da382514561779cdd4412bc86378698b0dbbdfc80619113a2b1f068649a5

General

Target

689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
Size

856KB
MD5

72f2460abc3ae41fff469e110f3eaff3
SHA1

066ba1993f24e959b03edef4940d1b5ee9f5e18a
SHA256

689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf
SHA512

7627f7b0cfc2ca14e788b840601edc5460b36c8e386d39b2eda2283600e192a9c83b1f5fec93ef7eff0a9e54d80ab523780149fae65116a9af77753e8b01fcc8
SSDEEP

12288:7c8K/isRopeArTI4C8ilPYO0bJm1hEpA4kpNOxJNWBfTgtfBjLkvGpMeUPDpVU13:vK/LRopDTI4VOcHxJobgVRJww6k

Score

10^/10

zgrat persistence rat

Malware Config

Signatures

Detect ZGRat V1 35 IoCs

Processes:

resource	yara_rule
behavioral1/memory/856-2-0x00000000048C0000-0x0000000004998000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-3-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-6-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-4-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-10-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-8-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-14-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-16-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-12-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-22-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-20-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-18-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-26-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-32-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-30-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-28-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-24-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-34-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-42-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-48-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-46-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-44-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-40-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-38-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-36-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-50-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-52-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-54-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-58-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-60-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-64-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-66-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-62-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-56-0x00000000048C0000-0x0000000004992000-memory.dmp	family_zgrat_v1
behavioral1/memory/856-935-0x0000000004A50000-0x0000000004A90000-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

Processes:

689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\Pymeprhzzxj = "C:\\Users\\Admin\\AppData\\Roaming\\Pymeprhzzxj.exe"	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe

description	pid	process	target process
PID 856 set thread context of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2524 powershell.exe

pid	process
2524	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
Token: SeDebugPrivilege	2524	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe

pid process

2604 689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe

pid	process
2604	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe

C:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
"C:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:856

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwANgA4ADkAZQBmADEAZAAyADkAYwAyADYAMwBmADcAOABjADkANgAyADYAZQAwADAANQAwADAAOQA4ADMAZQAyADUAOAA5AGQAMgA4ADAANgA4AGEANwAyAGYAYQBkAGIAYQA5AGEANABiADAANABiADcAZQBhAGYAYgBjAGEAZgAuAGUAeABlADsAIABBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAHIAbwBjAGUAcwBzACAANgA4ADkAZQBmADEAZAAyADkAYwAyADYAMwBmADcAOABjADkANgAyADYAZQAwADAANQAwADAAOQA4ADMAZQAyADUAOAA5AGQAMgA4ADAANgA4AGEANwAyAGYAYQBkAGIAYQA5AGEANABiADAANABiADcAZQBhAGYAYgBjAGEAZgAuAGUAeABlADsAQQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABSAG8AYQBtAGkAbgBnAFwAUAB5AG0AZQBwAHIAaAB6AHoAeABqAC4AZQB4AGUAOwAgAEEAZABkAC0ATQBwAFAAcgBlAGYAZQByAGUAbgBjAGUAIAAtAEUAeABjAGwAdQBzAGkAbwBuAFAAcgBvAGMAZQBzAHMAIABQAHkAbQBlAHAAcgBoAHoAegB4AGoALgBlAHgAZQA=
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2524

C:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
C:\Users\Admin\AppData\Local\Temp\689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
2⤵
- Suspicious use of SetWindowsHookEx
PID:2604

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\ProgramData\remcos\logs.dat
Filesize
144B

MD5
7883009f3fe68f634ddae962a32ed792

SHA1
c8d65f2f39cf167b74f0d5d88dd6ee450b3a5e0d

SHA256
20ac250f14fd4fdc56a7cff698c1c17f421b6018e613be26c1153ca2bcd4ba64

SHA512
e2db41ec7cf04e6fac47c5ab4235e31612e604bf28f1bbd2b7085cdcd87d8018af3494d34aae54046f52fc3c4d5e888770947d9355a152533a2066f8ea802410

Download Submit
memory/856-46-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-56-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-3-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-6-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-4-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-10-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-8-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-14-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-16-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-12-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-22-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-20-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-18-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-26-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-32-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-30-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-44-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-24-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-34-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-42-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-48-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-0-0x0000000000C80000-0x0000000000D5C000-memory.dmp

Filesize
880KB

Download
memory/856-38-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-1-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/856-28-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-36-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-50-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-52-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-54-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-58-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-60-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-64-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-66-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-62-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/856-2-0x00000000048C0000-0x0000000004998000-memory.dmp

Filesize
864KB

Download
memory/856-935-0x0000000004A50000-0x0000000004A90000-memory.dmp

Filesize
256KB

Download
memory/856-936-0x0000000000890000-0x0000000000891000-memory.dmp

Filesize
4KB

Download
memory/856-938-0x0000000000A80000-0x0000000000ACC000-memory.dmp

Filesize
304KB

Download
memory/856-937-0x0000000004710000-0x000000000477E000-memory.dmp

Filesize
440KB

Download
memory/856-953-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/856-40-0x00000000048C0000-0x0000000004992000-memory.dmp

Filesize
840KB

Download
memory/2524-963-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/2524-965-0x00000000024E0000-0x0000000002520000-memory.dmp

Filesize
256KB

Download
memory/2524-964-0x00000000024E0000-0x0000000002520000-memory.dmp

Filesize
256KB

Download
memory/2524-962-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/2524-966-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download

description	pid	process	target process
PID 856 wrote to memory of 2524	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	powershell.exe
PID 856 wrote to memory of 2524	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	powershell.exe
PID 856 wrote to memory of 2524	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	powershell.exe
PID 856 wrote to memory of 2524	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	powershell.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe
PID 856 wrote to memory of 2604	856	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe	689ef1d29c263f78c9626e00500983e2589d28068a72fadba9a4b04b7eafbcaf.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads