zgrat | b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2024 01:37

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General

Target

b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Size

2.4MB
MD5

2c9f8873126d4837e4dec1e9b93fac9e
SHA1

e22b3ed42f3c8ed0bdd7348b0842dce4f668598a
SHA256

b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825
SHA512

274245a76fb355bd09043db77cf5dda5221bd8a8db0fd592427a1ad7ef9e836d7120c20c44621476095ee2f0eb786881422a4b97ffdc4d2d856bbc0dd427d53a
SSDEEP

49152:jGPXfEWljxz11fwzg1fHwaDybx1K4rRqwtSdpIcTQEBo:6PXp71fwc1fHwaUxRtwIQvBo

Score

10^/10

zgrat persistence rat

Malware Config

Signatures

Detect ZGRat V1 35 IoCs

resource	yara_rule
behavioral2/memory/4508-2-0x0000000004F20000-0x000000000516C000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-12-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-16-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-42-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-44-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-54-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-68-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-66-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-64-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-62-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-60-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-58-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-56-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-52-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-50-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-48-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-46-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-40-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-38-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-36-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-34-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-30-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-26-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-32-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-28-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-24-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-22-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-18-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-14-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-10-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-8-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-20-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-5-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4508-6-0x0000000004F20000-0x0000000005166000-memory.dmp	family_zgrat_v1
behavioral2/memory/4772-4896-0x0000000000400000-0x00000000004B0000-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-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pvfziy = "C:\\Users\\Admin\\AppData\\Roaming\\Pvfziy.exe"	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4508 set thread context of 4772	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe	93

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeDebugPrivilege	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeDebugPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeBackupPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeBackupPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeBackupPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeBackupPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeBackupPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeBackupPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
Token: SeSecurityPrivilege	4772	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 4772	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe	93
PID 4508 wrote to memory of 4772	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe	93
PID 4508 wrote to memory of 4772	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe	93
PID 4508 wrote to memory of 4772	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe	93
PID 4508 wrote to memory of 4772	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe	93
PID 4508 wrote to memory of 4772	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe	93
PID 4508 wrote to memory of 4772	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe	93
PID 4508 wrote to memory of 4772	4508	b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe	93

C:\Users\Admin\AppData\Local\Temp\b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
"C:\Users\Admin\AppData\Local\Temp\b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Users\Admin\AppData\Local\Temp\b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe
  "C:\Users\Admin\AppData\Local\Temp\b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4772

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b32f0dffd8659a8a2669864edf56c7e4bd369405d3e38daa01360ca2fc1e6825.exe.log

Filesize
805B

MD5
58a9108e39c2ea50e65c23be3a9407cf

SHA1
fb21f7b9330aa1a77080a3243b81b49035102d7b

SHA256
6049be83020702896a539b5c8c13270add224d7b91b3ee0bebc328791b74a84b

SHA512
93804ee8a4560503e47c07f5fa4a959e23355a01aba406c103d339debc9b2b1d20a345cdbb8d8069dac97b9151f228cf559ac3dde1500e3484fba1a4126842bf

Download Submit
memory/4508-0-0x000000007488E000-0x000000007488F000-memory.dmp

Filesize
4KB

Download
memory/4508-1-0x00000000000E0000-0x0000000000354000-memory.dmp

Filesize
2.5MB

Download
memory/4508-2-0x0000000004F20000-0x000000000516C000-memory.dmp

Filesize
2.3MB

Download
memory/4508-3-0x0000000005720000-0x0000000005CC4000-memory.dmp

Filesize
5.6MB

Download
memory/4508-4-0x0000000005210000-0x00000000052A2000-memory.dmp

Filesize
584KB

Download
memory/4508-12-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-16-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-42-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-44-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-54-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-68-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-66-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-64-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-62-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-60-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-58-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-56-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-52-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-50-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-48-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-46-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-40-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-38-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-36-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-34-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-30-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-26-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-32-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-28-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-24-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-22-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-18-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-14-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-10-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-8-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-20-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-5-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-6-0x0000000004F20000-0x0000000005166000-memory.dmp

Filesize
2.3MB

Download
memory/4508-4885-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/4508-4886-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/4508-4887-0x00000000052F0000-0x0000000005378000-memory.dmp

Filesize
544KB

Download
memory/4508-4888-0x0000000005380000-0x00000000053CC000-memory.dmp

Filesize
304KB

Download
memory/4508-4889-0x0000000005400000-0x0000000005454000-memory.dmp

Filesize
336KB

Download
memory/4508-4893-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/4772-4895-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/4772-4896-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/4772-4897-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/4772-4898-0x0000000005B80000-0x0000000005B8A000-memory.dmp

Filesize
40KB

Download
memory/4772-4899-0x0000000008E60000-0x0000000009478000-memory.dmp

Filesize
6.1MB

Download
memory/4772-4900-0x0000000008AE0000-0x0000000008BEA000-memory.dmp

Filesize
1.0MB

Download
memory/4772-4901-0x0000000008A20000-0x0000000008A32000-memory.dmp

Filesize
72KB

Download
memory/4772-4902-0x0000000008A80000-0x0000000008ABC000-memory.dmp

Filesize
240KB

Download
memory/4772-4903-0x0000000008BF0000-0x0000000008C3C000-memory.dmp

Filesize
304KB

Download
memory/4772-4904-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads