netwire | d736c5b2ae27af1aee10c2dbdecfdc42dde2addb52b2994f3e1d57c7bc97fbfe

General

Target

dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe
Size

2.4MB
MD5

dc794c6baef5fa590421ac67e3d08a4b
SHA1

3362ee2afdb1cf40830a8e3e3ec2dde1eb0887a0
SHA256

d736c5b2ae27af1aee10c2dbdecfdc42dde2addb52b2994f3e1d57c7bc97fbfe
SHA512

08133ba467a25450a303323ddc21ac0697a75bf42ee80994dcc89161c1d7b03e3a9960c782d2126522076c115404492cf7490e5cbe979e1c2ba8baa895227cf6
SSDEEP

49152:2JGhVJmzCDq35LO3mIp07KtjgRk0oqRuwSCFVPB9ZhhqDF8xLt9QQfBcWqeR+jl2:2gjLW8OjQ1a7

Score

10^/10

netwire botnet discovery execution rat stealer

Malware Config

Extracted

Family

netwire

C2

venezia-pl.myq-see.com:3737

Attributes

activex_autorun
false
copy_executable
false
delete_original
false
host_id
February-2021
keylogger_dir
%AppData%\Logs\
lock_executable
false
mutex
bQkxKHhm
offline_keylogger
true
password
ALANKA121
registry_autorun
false
use_mutex
true

Signatures

NetWire RAT payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/1568-26-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral2/memory/1568-27-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral2/memory/1568-29-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral2/memory/1568-40-0x0000000000400000-0x0000000000433000-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

Beds Protector Packer 1 IoCs

Detects Beds Protector packer used to load .NET malware.

resource	yara_rule
behavioral2/memory/4664-5-0x0000000004EF0000-0x0000000005158000-memory.dmp	beds_protector

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Drivers.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Drivers.exe	Powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4664 set thread context of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2584	Powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2584	Powershell.exe
2584	Powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2584	Powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4664 wrote to memory of 2584	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	93
PID 4664 wrote to memory of 2584	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	93
PID 4664 wrote to memory of 2584	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	93
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95
PID 4664 wrote to memory of 1568	4664	dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4664
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Drivers.exe'
  2⤵
  - Drops startup file
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2584
- C:\Users\Admin\AppData\Local\Temp\dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\dc794c6baef5fa590421ac67e3d08a4b_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1568

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4356,i,16316361669272684588,6171287487746154806,262144 --variations-seed-version --mojo-platform-channel-handle=3776 /prefetch:8
1⤵
PID:3916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ilmjuxwm.zwp.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1568-40-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1568-29-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1568-27-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/1568-26-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2584-7-0x0000000002B90000-0x0000000002BC6000-memory.dmp

Filesize
216KB

Download
memory/2584-12-0x00000000055A0000-0x0000000005606000-memory.dmp

Filesize
408KB

Download
memory/2584-39-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2584-8-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2584-9-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/2584-10-0x0000000005620000-0x0000000005C48000-memory.dmp

Filesize
6.2MB

Download
memory/2584-11-0x0000000005400000-0x0000000005422000-memory.dmp

Filesize
136KB

Download
memory/2584-31-0x00000000065E0000-0x000000000662C000-memory.dmp

Filesize
304KB

Download
memory/2584-13-0x0000000005C50000-0x0000000005CB6000-memory.dmp

Filesize
408KB

Download
memory/2584-35-0x0000000006A50000-0x0000000006A72000-memory.dmp

Filesize
136KB

Download
memory/2584-23-0x0000000005E80000-0x00000000061D4000-memory.dmp

Filesize
3.3MB

Download
memory/2584-34-0x00000000069F0000-0x0000000006A0A000-memory.dmp

Filesize
104KB

Download
memory/2584-33-0x00000000075B0000-0x0000000007646000-memory.dmp

Filesize
600KB

Download
memory/2584-30-0x0000000006530000-0x000000000654E000-memory.dmp

Filesize
120KB

Download
memory/4664-24-0x0000000004C30000-0x0000000004C46000-memory.dmp

Filesize
88KB

Download
memory/4664-2-0x0000000005260000-0x0000000005804000-memory.dmp

Filesize
5.6MB

Download
memory/4664-32-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4664-3-0x0000000004D50000-0x0000000004DE2000-memory.dmp

Filesize
584KB

Download
memory/4664-5-0x0000000004EF0000-0x0000000005158000-memory.dmp

Filesize
2.4MB

Download
memory/4664-6-0x0000000005810000-0x00000000058AC000-memory.dmp

Filesize
624KB

Download
memory/4664-4-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/4664-0-0x00000000744BE000-0x00000000744BF000-memory.dmp

Filesize
4KB

Download
memory/4664-1-0x0000000000070000-0x00000000002E4000-memory.dmp

Filesize
2.5MB

Download

Analysis

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