zgrat | da2af0e7d40676f69d49f5b6ec82eb64f3fd2cd370d736e96440fed6865ee38e

Analysis

max time kernel
145s
max time network
149s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
18/01/2024, 04:00

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General

Target

6468ae8449e80445d3c4f0b673789472.exe
Size

9.1MB
MD5

6468ae8449e80445d3c4f0b673789472
SHA1

760633b121e509b6a5b3e719b01ba9a6f55af242
SHA256

da2af0e7d40676f69d49f5b6ec82eb64f3fd2cd370d736e96440fed6865ee38e
SHA512

af9047a043b71448ff6583ec71c6524799d8718a97c610d9c5d5db79222bb216560c7442302ddf85ccea3a156a034735ff28271a76eb98e382f9313a9c09d7d9
SSDEEP

49152:o6htfsL5dZuUhBr1VmdK6y8z48RoczikkqydkvKsEluo1sp257eFMIyuqq+HbVb9:c

Score

10^/10

zgrat persistence rat

Malware Config

Signatures

Detect ZGRat V1 35 IoCs

resource	yara_rule
behavioral1/memory/3040-5-0x0000000002BD0000-0x0000000002C56000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-21-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-35-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-53-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-69-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-67-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-65-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-63-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-61-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-59-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-57-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-55-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-51-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-49-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-47-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-45-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-43-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-41-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-39-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-37-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-33-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-31-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-29-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-27-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-25-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-23-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-19-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-17-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-15-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-13-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-11-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-9-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-7-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/3040-6-0x0000000002BD0000-0x0000000002C51000-memory.dmp	family_zgrat_v1
behavioral1/memory/2652-2532-0x000000001E690000-0x000000001ECD2000-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-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Bwtow = "\"C:\\Users\\Admin\\AppData\\Roaming\\Bwtow.exe\""	6468ae8449e80445d3c4f0b673789472.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3040 set thread context of 2652	3040	6468ae8449e80445d3c4f0b673789472.exe	30

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3040	6468ae8449e80445d3c4f0b673789472.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3040	6468ae8449e80445d3c4f0b673789472.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2652	3040	6468ae8449e80445d3c4f0b673789472.exe	30
PID 3040 wrote to memory of 2652	3040	6468ae8449e80445d3c4f0b673789472.exe	30
PID 3040 wrote to memory of 2652	3040	6468ae8449e80445d3c4f0b673789472.exe	30
PID 3040 wrote to memory of 2652	3040	6468ae8449e80445d3c4f0b673789472.exe	30
PID 3040 wrote to memory of 2652	3040	6468ae8449e80445d3c4f0b673789472.exe	30
PID 3040 wrote to memory of 2652	3040	6468ae8449e80445d3c4f0b673789472.exe	30
PID 3040 wrote to memory of 2652	3040	6468ae8449e80445d3c4f0b673789472.exe	30
PID 2652 wrote to memory of 1668	2652	6468ae8449e80445d3c4f0b673789472.exe	32
PID 2652 wrote to memory of 1668	2652	6468ae8449e80445d3c4f0b673789472.exe	32
PID 2652 wrote to memory of 1668	2652	6468ae8449e80445d3c4f0b673789472.exe	32

C:\Users\Admin\AppData\Local\Temp\6468ae8449e80445d3c4f0b673789472.exe
"C:\Users\Admin\AppData\Local\Temp\6468ae8449e80445d3c4f0b673789472.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Users\Admin\AppData\Local\Temp\6468ae8449e80445d3c4f0b673789472.exe
  C:\Users\Admin\AppData\Local\Temp\6468ae8449e80445d3c4f0b673789472.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2652
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /K & exit
    3⤵
    PID:1668

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2652-2528-0x000007FEF5EC0000-0x000007FEF68AC000-memory.dmp

Filesize
9.9MB

Download
memory/2652-2529-0x0000000140000000-0x000000014062A000-memory.dmp

Filesize
6.2MB

Download
memory/2652-2530-0x000007FEF5EC0000-0x000007FEF68AC000-memory.dmp

Filesize
9.9MB

Download
memory/2652-2531-0x000000001E1B0000-0x000000001E230000-memory.dmp

Filesize
512KB

Download
memory/2652-2532-0x000000001E690000-0x000000001ECD2000-memory.dmp

Filesize
6.3MB

Download
memory/2652-3225-0x000000001E1B0000-0x000000001E230000-memory.dmp

Filesize
512KB

Download
memory/3040-49-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-43-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-3-0x000007FEF5EC0000-0x000007FEF68AC000-memory.dmp

Filesize
9.9MB

Download
memory/3040-4-0x000000001FF70000-0x00000000205E2000-memory.dmp

Filesize
6.4MB

Download
memory/3040-5-0x0000000002BD0000-0x0000000002C56000-memory.dmp

Filesize
536KB

Download
memory/3040-21-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-35-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-53-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-69-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-67-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-65-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-63-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-135-0x000000001C6A0000-0x000000001C720000-memory.dmp

Filesize
512KB

Download
memory/3040-61-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-59-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-57-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-55-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-51-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-1-0x000007FEF5EC0000-0x000007FEF68AC000-memory.dmp

Filesize
9.9MB

Download
memory/3040-47-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-45-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-2-0x000000001C6A0000-0x000000001C720000-memory.dmp

Filesize
512KB

Download
memory/3040-41-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-39-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-37-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-33-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-31-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-29-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-27-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-25-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-23-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-19-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-17-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-15-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-13-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-11-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-9-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-7-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-6-0x0000000002BD0000-0x0000000002C51000-memory.dmp

Filesize
516KB

Download
memory/3040-0-0x00000000000B0000-0x00000000009CA000-memory.dmp

Filesize
9.1MB

Download
memory/3040-2515-0x00000000010E0000-0x00000000010E8000-memory.dmp

Filesize
32KB

Download
memory/3040-2519-0x000000001C6A0000-0x000000001C720000-memory.dmp

Filesize
512KB

Download
memory/3040-2521-0x000000001C6A0000-0x000000001C720000-memory.dmp

Filesize
512KB

Download
memory/3040-2527-0x000007FEF5EC0000-0x000007FEF68AC000-memory.dmp

Filesize
9.9MB

Download