netwire | 376510f81da04b06b0ea217c5cf45b7798459f50a7162dc09737faaefd8a4232

Analysis

max time kernel
47s
max time network
129s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
07/02/2023, 09:41

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General

Target
Proof of Payment.exe
Size 6KB
Sample230207-lnrx2aah53
SHA256 376510f81da04b06b0ea217c5cf45b7798459f50a7162dc09737faaefd8a4232
MD5 043487225e3f9b3e4c203e74d9ea5262
SHA1 9eabb7c17cf1bd6ae8d18612d14447c2bed4b77f
SHA512 0cf417017856c16a605f2ec69d1bec846b08442b3bd6f9bce7b63246908953d8b44545a69c9beef8d11d40211cac0934a49946ea263c61d375b0c6725da6c862
SSDEEP 96:2Sv26u0DjhVa6nScDjDtLr0G86kxNlTzNt:/26nbScvOJHxv1
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

netwire botnet persistence rat stealer

Malware Config

Extracted

Family

netwire

212.193.30.230:3363

Attributes

activex_autorun
false
copy_executable
false
delete_original
false
host_id
HostId-%Rand%
keylogger_dir
%AppData%\Logs\
lock_executable
false
offline_keylogger
true
password
Password@2
registry_autorun
false
use_mutex
false

Signatures

NetWire RAT payload 9 IoCs

rat

resource	yara_rule
behavioral1/memory/884-68-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral1/memory/884-69-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral1/memory/884-70-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral1/memory/884-72-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral1/memory/884-73-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral1/memory/884-74-0x000000000040242D-mapping.dmp	netwire
behavioral1/memory/884-77-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral1/memory/884-78-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral1/memory/884-79-0x0000000000400000-0x0000000000433000-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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ijeaygls = "\"C:\\Users\\Admin\\AppData\\Roaming\\Bokuh\\Ijeaygls.exe\""	Proof of Payment.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1740 set thread context of 884	1740	Proof of Payment.exe	30

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1500	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1740	Proof of Payment.exe
Token: SeDebugPrivilege	1500	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 1500	1740	Proof of Payment.exe	28
PID 1740 wrote to memory of 1500	1740	Proof of Payment.exe	28
PID 1740 wrote to memory of 1500	1740	Proof of Payment.exe	28
PID 1740 wrote to memory of 1500	1740	Proof of Payment.exe	28
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30
PID 1740 wrote to memory of 884	1740	Proof of Payment.exe	30

C:\Users\Admin\AppData\Local\Temp\Proof of Payment.exe
"C:\Users\Admin\AppData\Local\Temp\Proof of Payment.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1500
- C:\Users\Admin\AppData\Local\Temp\Proof of Payment.exe
  "C:\Users\Admin\AppData\Local\Temp\Proof of Payment.exe"
  2⤵
  PID:884

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

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Downloads

memory/884-73-0x0000000000400000-0x0000000000433000-memory.dmp

Download

memory/884-66-0x0000000000400000-0x0000000000433000-memory.dmp

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memory/884-79-0x0000000000400000-0x0000000000433000-memory.dmp

Download

memory/884-78-0x0000000000400000-0x0000000000433000-memory.dmp

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memory/884-77-0x0000000000400000-0x0000000000433000-memory.dmp

Download

memory/884-63-0x0000000000400000-0x0000000000433000-memory.dmp

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memory/884-72-0x0000000000400000-0x0000000000433000-memory.dmp

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memory/884-64-0x0000000000400000-0x0000000000433000-memory.dmp

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memory/884-70-0x0000000000400000-0x0000000000433000-memory.dmp

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memory/884-69-0x0000000000400000-0x0000000000433000-memory.dmp

Download

memory/884-68-0x0000000000400000-0x0000000000433000-memory.dmp

Download

memory/1500-60-0x000000006ECF0000-0x000000006F29B000-memory.dmp

Download

memory/1500-62-0x000000006ECF0000-0x000000006F29B000-memory.dmp

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memory/1500-61-0x000000006ECF0000-0x000000006F29B000-memory.dmp

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memory/1740-55-0x0000000074FA1000-0x0000000074FA3000-memory.dmp

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memory/1740-54-0x0000000001150000-0x0000000001158000-memory.dmp

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memory/1740-57-0x0000000000770000-0x000000000078A000-memory.dmp

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memory/1740-56-0x0000000005AB0000-0x0000000005B60000-memory.dmp

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