e72b0bdfcde42b79c8b9266fc25c37d62a2c536d33c32eb6dcb4e2a17961f2ff

Analysis

max time kernel
54s
platform
windows11-21h2_x64
resource
win11-20240704-en
resource tags

arch:x64arch:x86image:win11-20240704-enlocale:en-usos:windows11-21h2-x64system
submitted
05-07-2024 04:32

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General

Target

newdcnyash/data/dotNET_Reactor.exe
Size

13.3MB
MD5

bd73df4cf427511993075f7a16e037a5
SHA1

63f116641b0655f53e93d62ae559d510ed5af134
SHA256

fa0a32d408a8df70ec44f3d2374b058f57b86ff49b8068b8c68f8505d3463970
SHA512

49ad63e65e1f6a454778c904727c948969145eb09457105093af463d933413a7d30437051c7ddb8ded0b46d38b2018a1a78c83af582ab6775bef870057a9dfc3
SSDEEP

393216:xfuP82nPJiP63TKZqkoPrSz4rkZD1K1fU:xqPIPgTxkqrV6YN

Score

7^/10

Malware Config

Signatures

.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

Processes:

resource yara_rule

behavioral14/memory/3972-2-0x0000000000590000-0x000000000183A000-memory.dmp net_reactor
Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs

Processes:

dotNET_Reactor.exe

pid process

3972 dotNET_Reactor.exe
3972 dotNET_Reactor.exe
3972 dotNET_Reactor.exe
3972 dotNET_Reactor.exe
3972 dotNET_Reactor.exe
3972 dotNET_Reactor.exe
3972 dotNET_Reactor.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

dotNET_Reactor.exe

pid process

3972 dotNET_Reactor.exe

resource	yara_rule
behavioral14/memory/3972-2-0x0000000000590000-0x000000000183A000-memory.dmp	net_reactor

pid	process
3972	dotNET_Reactor.exe
3972	dotNET_Reactor.exe
3972	dotNET_Reactor.exe
3972	dotNET_Reactor.exe
3972	dotNET_Reactor.exe
3972	dotNET_Reactor.exe
3972	dotNET_Reactor.exe

pid	process
3972	dotNET_Reactor.exe

C:\Users\Admin\AppData\Local\Temp\newdcnyash\data\dotNET_Reactor.exe
"C:\Users\Admin\AppData\Local\Temp\newdcnyash\data\dotNET_Reactor.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:3972

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3972-0-0x0000000000590000-0x000000000183A000-memory.dmp

Filesize
18.7MB

Download
memory/3972-1-0x0000000073E0E000-0x0000000073E0F000-memory.dmp

Filesize
4KB

Download
memory/3972-2-0x0000000000590000-0x000000000183A000-memory.dmp

Filesize
18.7MB

Download
memory/3972-3-0x0000000073E00000-0x00000000745B1000-memory.dmp

Filesize
7.7MB

Download
memory/3972-4-0x00000000070C0000-0x0000000007666000-memory.dmp

Filesize
5.6MB

Download
memory/3972-5-0x0000000006C90000-0x0000000006CF6000-memory.dmp

Filesize
408KB

Download
memory/3972-6-0x0000000007A50000-0x0000000007AE2000-memory.dmp

Filesize
584KB

Download
memory/3972-17-0x000000000B7F0000-0x000000000B7F8000-memory.dmp

Filesize
32KB

Download
memory/3972-19-0x000000000BD90000-0x000000000BD9E000-memory.dmp

Filesize
56KB

Download
memory/3972-18-0x000000000BDC0000-0x000000000BDF8000-memory.dmp

Filesize
224KB

Download
memory/3972-20-0x0000000073E00000-0x00000000745B1000-memory.dmp

Filesize
7.7MB

Download
memory/3972-21-0x0000000073E00000-0x00000000745B1000-memory.dmp

Filesize
7.7MB

Download
memory/3972-22-0x000000000CA90000-0x000000000CAD0000-memory.dmp

Filesize
256KB

Download
memory/3972-28-0x0000000000590000-0x000000000183A000-memory.dmp

Filesize
18.7MB

Download
memory/3972-30-0x0000000073E0E000-0x0000000073E0F000-memory.dmp

Filesize
4KB

Download
memory/3972-31-0x0000000073E00000-0x00000000745B1000-memory.dmp

Filesize
7.7MB

Download
memory/3972-32-0x0000000073E00000-0x00000000745B1000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads