netwire | 3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16

Analysis

max time kernel
188s
max time network
45s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 01:10

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General

Target

3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe
Size

1.0MB
MD5

8513be3014a970ac96eef8c3036212a8
SHA1

eaf580722c505062936a0fc92a9377dadec68c13
SHA256

3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16
SHA512

0f73d6091545399fc140cc2737c42ac8cb88c29ceb1e8cfaef119b815f4f52e1736608e52ee6228662701fe335bcc873f364c6d7168305fd3958845790381787
SSDEEP

24576:Ztb20pk0CqT5TBWgNQ7aeiVtYD0l1OY8Dhrr1d6A:qHg5tQ7aeqYAsd5

Score

10^/10

netwire botnet persistence rat stealer upx

Malware Config

Signatures

NetWire RAT payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/844-64-0x0000000000400000-0x0000000000421000-memory.dmp	netwire
behavioral1/memory/844-65-0x0000000000400000-0x0000000000421000-memory.dmp	netwire

Netwire
Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.
botnet stealer netwire

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/844-57-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/844-61-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/844-63-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/844-64-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/844-65-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\Service = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\Service.exe"	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2020 set thread context of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\.Identifier	RegAsm.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework\v2.0.50727\.Identifier	RegAsm.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28
PID 2020 wrote to memory of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28
PID 2020 wrote to memory of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28
PID 2020 wrote to memory of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28
PID 2020 wrote to memory of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28
PID 2020 wrote to memory of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28
PID 2020 wrote to memory of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28
PID 2020 wrote to memory of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28
PID 2020 wrote to memory of 844	2020	3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe	28

C:\Users\Admin\AppData\Local\Temp\3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe
"C:\Users\Admin\AppData\Local\Temp\3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - Drops file in Windows directory
  PID:844

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/844-55-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/844-57-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/844-61-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/844-63-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/844-64-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/844-65-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2020-54-0x0000000076411000-0x0000000076413000-memory.dmp

Filesize
8KB

Download