netwire | 1006ff92e3892ac95548a7fc0764deeaa0078ff153dcd6053d889cf9aad19f4b

Analysis

max time kernel
156s
max time network
169s
platform
windows10_x64
resource
win10v20210408
submitted
30/08/2021, 07:12

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General

Target
1006ff92e3892ac95548a7fc0764deeaa0078ff153dcd6053d889cf9aad19f4b.exe
Size 1.3MB
Sample210830-4l282rf2t6
SHA256 1006ff92e3892ac95548a7fc0764deeaa0078ff153dcd6053d889cf9aad19f4b
MD5 4eb5b6684c39595331f022a4265b8fb8
SHA1 5e90672889ecc1dd530d140ddb956f54c5be0f4b
SHA512 96b9a874467b2bfe8d870c394c05793e69c1b63661558c0187b7cd8febab136c4fad191c3363299dad74da5806e5061ef8a6b83a93cd78c79f13e0b6d82871bf
MD5 SHA1 SHA512

Score

10^/10

netwire botnet persistence stealer upx

Malware Config

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
2536	test.exe
216	Host.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000200000001ab22-117.dat	upx
behavioral2/files/0x000200000001ab22-116.dat	upx
behavioral2/files/0x000100000001ab2c-119.dat	upx
behavioral2/files/0x000100000001ab2c-120.dat	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-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	Host.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\NetWire = "C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe"	Host.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3728 wrote to memory of 2180	3728	1006ff92e3892ac95548a7fc0764deeaa0078ff153dcd6053d889cf9aad19f4b.exe	74
PID 3728 wrote to memory of 2180	3728	1006ff92e3892ac95548a7fc0764deeaa0078ff153dcd6053d889cf9aad19f4b.exe	74
PID 3728 wrote to memory of 2180	3728	1006ff92e3892ac95548a7fc0764deeaa0078ff153dcd6053d889cf9aad19f4b.exe	74
PID 2180 wrote to memory of 2536	2180	cmd.exe	77
PID 2180 wrote to memory of 2536	2180	cmd.exe	77
PID 2180 wrote to memory of 2536	2180	cmd.exe	77
PID 2536 wrote to memory of 216	2536	test.exe	78
PID 2536 wrote to memory of 216	2536	test.exe	78
PID 2536 wrote to memory of 216	2536	test.exe	78

C:\Users\Admin\AppData\Local\Temp\1006ff92e3892ac95548a7fc0764deeaa0078ff153dcd6053d889cf9aad19f4b.exe
"C:\Users\Admin\AppData\Local\Temp\1006ff92e3892ac95548a7fc0764deeaa0078ff153dcd6053d889cf9aad19f4b.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3728
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c test.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2180
- - C:\Users\Admin\AppData\Local\Temp\test.exe
    test.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:2536
  - - C:\Users\Admin\AppData\Roaming\Install\Host.exe
      "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      PID:216

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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