zgrat | 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e

Resubmissions

05-05-2024 02:01

240505-cfwftaed23 10

03-03-2024 18:34

240303-w76kmseh68 10

03-03-2024 18:33

240303-w7jqwaeb8v 10

03-03-2024 18:30

240303-w5g49seg83 10

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
03-03-2024 18:30

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General

Target

2fa8c24b42f6542a290d85a9a3723e2a.exe
Size

328KB
MD5

2fa8c24b42f6542a290d85a9a3723e2a
SHA1

d7a518d0d6eae7732a59c6a7c397f0777d111255
SHA256

1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e
SHA512

764731d7ac9329083fc3a3db505b12c0a0f63ef3de3f07db80ebaab237a698b980961daaaa6b14b49ea63f93d5a848e81de6a50898c36f8609109c3ef70dc6db
SSDEEP

6144:3eY+jinF8jE9sKKegRcd2cS8ADT+5amtQuicddRp:fJf5vr9AuYOp

Score

10^/10

zgrat rat spyware stealer

Malware Config

Signatures

Detect ZGRat V1 2 IoCs

resource	yara_rule
behavioral1/memory/2360-0-0x0000000000DD0000-0x0000000000E24000-memory.dmp	family_zgrat_v1
behavioral1/memory/2360-2-0x0000000004D20000-0x0000000004D60000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2360 set thread context of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2596	2796	WerFault.exe	29

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	RegAsm.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2360 wrote to memory of 2796	2360	2fa8c24b42f6542a290d85a9a3723e2a.exe	29
PID 2796 wrote to memory of 2596	2796	RegAsm.exe	30
PID 2796 wrote to memory of 2596	2796	RegAsm.exe	30
PID 2796 wrote to memory of 2596	2796	RegAsm.exe	30
PID 2796 wrote to memory of 2596	2796	RegAsm.exe	30

C:\Users\Admin\AppData\Local\Temp\2fa8c24b42f6542a290d85a9a3723e2a.exe
"C:\Users\Admin\AppData\Local\Temp\2fa8c24b42f6542a290d85a9a3723e2a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2796 -s 1440
    3⤵
    - Program crash
    PID:2596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2360-0-0x0000000000DD0000-0x0000000000E24000-memory.dmp

Filesize
336KB

Download
memory/2360-1-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-2-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/2360-16-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-6-0x0000000002230000-0x0000000004230000-memory.dmp

Filesize
32.0MB

Download
memory/2796-9-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2796-7-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2796-8-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2796-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-12-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2796-5-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2796-15-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2796-18-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2796-19-0x0000000000560000-0x000000000057A000-memory.dmp

Filesize
104KB

Download