netwire | 77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2

Analysis

max time kernel
143s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2023, 03:15

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General

Target
77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2.exe
Size 312KB
Sample230306-dr2yeahh8z
SHA256 77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2
MD5 df450053a3624d5a3ec698bbd0f36c73
SHA1 0b47abd8fafd93e3a511bccd02022e7ab970c267
SHA512 5ec462faf27b7dcd11eea2152d7c5d335024e596ebe1d7afb492897091f3262fb3e6be6df6e84966c0086c8596dd8d10e1bd230cad393778f940e8b6af6ccce9
SSDEEP 6144:WYa6AP1e4pG5Jy8Li7b/xxulxRv+lmIi7GMff56pw:WYqJQ5Jy8wklxROmT7GMIpw
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

netwire botnet persistence stealer

Malware Config

Extracted

Family

netwire

braboz.duckdns.org:1992

Attributes

activex_autorun
false
copy_executable
false
delete_original
false
host_id
prosession
lock_executable
false
offline_keylogger
false
password
golddigger
registry_autorun
false
use_mutex
false

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
2624	utofycuapq.exe
800	utofycuapq.exe

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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rnwgcuuqavf = "C:\\Users\\Admin\\AppData\\Roaming\\nscxhqmvfb\\kgpyeeni.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\utofycuapq.exe\" C:\\Users\\Admin\\AppData\\쭌"	utofycuapq.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2624 set thread context of 800	2624	utofycuapq.exe	86

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

System Information Discovery
T1082

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2624	utofycuapq.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 2624	4876	77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2.exe	85
PID 4876 wrote to memory of 2624	4876	77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2.exe	85
PID 4876 wrote to memory of 2624	4876	77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2.exe	85
PID 2624 wrote to memory of 800	2624	utofycuapq.exe	86
PID 2624 wrote to memory of 800	2624	utofycuapq.exe	86
PID 2624 wrote to memory of 800	2624	utofycuapq.exe	86
PID 2624 wrote to memory of 800	2624	utofycuapq.exe	86

C:\Users\Admin\AppData\Local\Temp\77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2.exe
"C:\Users\Admin\AppData\Local\Temp\77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe
  "C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe" C:\Users\Admin\AppData\Local\Temp\trrnr.c
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2624
- - C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe
    "C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe"
    3⤵
    - Executes dropped EXE
    PID:800

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

Replay Monitor

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Downloads

rqxtrq.d

Path C:\Users\Admin\AppData\Local\Temp\rqxtrq.d
Size 163KB
SHA256 84cb13a284559679d88809bdf0b8ac8e12f761e7a993fd866800619b9292e140
MD5 ed0d1740abcb6f94444c47913bb341c7
SHA1 28e621349c065d280f9742f2d707c323994e0c72
SHA512 4d2bff4e38cce2b67c65238231bef93bb611d746ea3cbde593461f226eb5404582d1c8979af0cfa79e8278485edcd9bd66d61127e35a0641001238ff82da7512
SSDEEP 3072:ucqKjFnVAEgPBsptErxTG1keIvVep6e8nQG/qF5jcS2FxallswINM9:RjFBgPBsfSG1kpvVKk5/qfcS2FQllsw3
MD5 SHA1 SHA512 SSDEEP

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trrnr.c

Path C:\Users\Admin\AppData\Local\Temp\trrnr.c
Size 7KB
SHA256 c71da89acfa2dcdfb385201ec7237312f62492561996d9ec61b495a29d85276a
MD5 f08788ddaf0f297f11eef7a9f709a479
SHA1 9ac5b634a406a2356028ed87ca1324451104c8e8
SHA512 40cc49a8e27dcc847f71a6a11f8765c7a82248e586334ff13dcf723b395320f1a8985b85549e92ebea312396ea810bf6c71b62b95cce20c4d1d158e867341407
SSDEEP 192:darcitQvArWiPvTGb9XfNMlIscX9xOKLfufnvUX7f5+:uCYrNPvToX99tEmmvsL5+
MD5 SHA1 SHA512 SSDEEP

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utofycuapq.exe

Path C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe
Size 15KB
SHA256 3c64a0eefd988fa695f4f43c8ab39b004b0931be52cfb283e82018dc8eb985ec
MD5 df00ae98086d6cf0f6578a472b8c530c
SHA1 4cbd7896af95054b8846d59dd280ae465371d582
SHA512 b8ffec91e72361788ec721d00edd8060c74a0e05b2a5ab6bd369d0ee354454f8c8fd9d867c75c8b01b02b7cf116c1f9849ba69516c34be8d44fc01f0ece074e1
SSDEEP 192:AddJ1bUrZD2ooHzMx+om3BAVEf/QvDtKHiPmoynO5sSxFOYB:STox4A3mI5sSf9
MD5 SHA1 SHA512 SSDEEP

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utofycuapq.exe

Path C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe
Size 15KB
SHA256 3c64a0eefd988fa695f4f43c8ab39b004b0931be52cfb283e82018dc8eb985ec
MD5 df00ae98086d6cf0f6578a472b8c530c
SHA1 4cbd7896af95054b8846d59dd280ae465371d582
SHA512 b8ffec91e72361788ec721d00edd8060c74a0e05b2a5ab6bd369d0ee354454f8c8fd9d867c75c8b01b02b7cf116c1f9849ba69516c34be8d44fc01f0ece074e1
SSDEEP 192:AddJ1bUrZD2ooHzMx+om3BAVEf/QvDtKHiPmoynO5sSxFOYB:STox4A3mI5sSf9
MD5 SHA1 SHA512 SSDEEP

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utofycuapq.exe

Path C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe
Size 15KB
SHA256 3c64a0eefd988fa695f4f43c8ab39b004b0931be52cfb283e82018dc8eb985ec
MD5 df00ae98086d6cf0f6578a472b8c530c
SHA1 4cbd7896af95054b8846d59dd280ae465371d582
SHA512 b8ffec91e72361788ec721d00edd8060c74a0e05b2a5ab6bd369d0ee354454f8c8fd9d867c75c8b01b02b7cf116c1f9849ba69516c34be8d44fc01f0ece074e1
SSDEEP 192:AddJ1bUrZD2ooHzMx+om3BAVEf/QvDtKHiPmoynO5sSxFOYB:STox4A3mI5sSf9
MD5 SHA1 SHA512 SSDEEP

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memory/800-143-0x0000000000400000-0x000000000042B000-memory.dmp

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memory/800-145-0x0000000000400000-0x000000000042B000-memory.dmp

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memory/800-146-0x0000000000400000-0x000000000042B000-memory.dmp

Download

memory/800-148-0x0000000000400000-0x000000000042B000-memory.dmp

Download

memory/2624-140-0x0000000001600000-0x0000000001602000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads