zgrat | 2a173059e9f7d1147a60ebf89e4991592d55d66b551ec9a89397eabf1b0b8bfd

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
13-05-2024 23:02

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General

Target

Paypal Receipt Generator.exe
Size

355KB
MD5

81dc2cf4677a380a4572f61a14cd204c
SHA1

3a4d5b396cdf3c560159792a8608f934d44ee1b1
SHA256

2a173059e9f7d1147a60ebf89e4991592d55d66b551ec9a89397eabf1b0b8bfd
SHA512

20ec7ab40301bf858dd2b49fe22a3342b31960c21f897ab4d967454dae018b15ccfc8bccc6579354017319605ecdad15cb77afe9e59559ec0af41bf021c491fa
SSDEEP

6144:ElFhgyS7ovkgfyIUcVq1/U4OpTqUlqIWIVehKRy+zAaS:iyaHUH/PTP0Ry+E

Score

10^/10

zgrat rat

Malware Config

Signatures

Detect ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2260-1-0x0000000001260000-0x00000000012C0000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

Processes:

resource	yara_rule
behavioral1/memory/2260-1-0x0000000001260000-0x00000000012C0000-memory.dmp	net_reactor

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

System Information Discovery
T1082

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2608	2260	WerFault.exe	27

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Paypal Receipt Generator.exe

description	pid	Process
Token: SeDebugPrivilege	2260	Paypal Receipt Generator.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

Paypal Receipt Generator.exe

description	pid	Process	procid_target
PID 2260 wrote to memory of 2608	2260	Paypal Receipt Generator.exe	28
PID 2260 wrote to memory of 2608	2260	Paypal Receipt Generator.exe	28
PID 2260 wrote to memory of 2608	2260	Paypal Receipt Generator.exe	28
PID 2260 wrote to memory of 2608	2260	Paypal Receipt Generator.exe	28

C:\Users\Admin\AppData\Local\Temp\Paypal Receipt Generator.exe
"C:\Users\Admin\AppData\Local\Temp\Paypal Receipt Generator.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 1296
  2⤵
  - Program crash
  PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2260-0-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/2260-1-0x0000000001260000-0x00000000012C0000-memory.dmp

Filesize
384KB

Download
memory/2260-2-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2260-3-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2260-4-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/2260-5-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2260-6-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2260-7-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download