netwire | 77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2

General

Target

df450053a3624d5a3ec698bbd0f36c73.exe
Size

312KB
MD5

df450053a3624d5a3ec698bbd0f36c73
SHA1

0b47abd8fafd93e3a511bccd02022e7ab970c267
SHA256

77d866ee2219b110e1999464f0d0c4913f4ad1d2b8dd4e2ca456da22cc18b9f2
SHA512

5ec462faf27b7dcd11eea2152d7c5d335024e596ebe1d7afb492897091f3262fb3e6be6df6e84966c0086c8596dd8d10e1bd230cad393778f940e8b6af6ccce9
SSDEEP

6144:WYa6AP1e4pG5Jy8Li7b/xxulxRv+lmIi7GMff56pw:WYqJQ5Jy8wklxROmT7GMIpw

Score

10^/10

netwire botnet persistence stealer

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

Processes:

utofycuapq.exeutofycuapq.exe

pid process

1924 utofycuapq.exe
3484 utofycuapq.exe

pid	process
1924	utofycuapq.exe
3484	utofycuapq.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

utofycuapq.exe

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\\L"	utofycuapq.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

utofycuapq.exe

description pid process target process

PID 1924 set thread context of 3484 1924 utofycuapq.exe utofycuapq.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4520 3484 WerFault.exe utofycuapq.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

utofycuapq.exe

pid process

1924 utofycuapq.exe
1924 utofycuapq.exe

description	pid	process	target process
PID 1924 set thread context of 3484	1924	utofycuapq.exe	utofycuapq.exe

pid	pid_target	process	target process
4520	3484	WerFault.exe	utofycuapq.exe

pid	process
1924	utofycuapq.exe
1924	utofycuapq.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

df450053a3624d5a3ec698bbd0f36c73.exeutofycuapq.exe

description	pid	process	target process
PID 4244 wrote to memory of 1924	4244	df450053a3624d5a3ec698bbd0f36c73.exe	utofycuapq.exe
PID 4244 wrote to memory of 1924	4244	df450053a3624d5a3ec698bbd0f36c73.exe	utofycuapq.exe
PID 4244 wrote to memory of 1924	4244	df450053a3624d5a3ec698bbd0f36c73.exe	utofycuapq.exe
PID 1924 wrote to memory of 3484	1924	utofycuapq.exe	utofycuapq.exe
PID 1924 wrote to memory of 3484	1924	utofycuapq.exe	utofycuapq.exe
PID 1924 wrote to memory of 3484	1924	utofycuapq.exe	utofycuapq.exe
PID 1924 wrote to memory of 3484	1924	utofycuapq.exe	utofycuapq.exe

C:\Users\Admin\AppData\Local\Temp\df450053a3624d5a3ec698bbd0f36c73.exe
"C:\Users\Admin\AppData\Local\Temp\df450053a3624d5a3ec698bbd0f36c73.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4244

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:1924

C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe
"C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe"
3⤵
- Executes dropped EXE
PID:3484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 452
4⤵
- Program crash
PID:4520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3484 -ip 3484
1⤵
PID:3260

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\rqxtrq.d
Filesize
163KB

MD5
ed0d1740abcb6f94444c47913bb341c7

SHA1
28e621349c065d280f9742f2d707c323994e0c72

SHA256
84cb13a284559679d88809bdf0b8ac8e12f761e7a993fd866800619b9292e140

SHA512
4d2bff4e38cce2b67c65238231bef93bb611d746ea3cbde593461f226eb5404582d1c8979af0cfa79e8278485edcd9bd66d61127e35a0641001238ff82da7512

Download Submit
C:\Users\Admin\AppData\Local\Temp\trrnr.c
Filesize
7KB

MD5
f08788ddaf0f297f11eef7a9f709a479

SHA1
9ac5b634a406a2356028ed87ca1324451104c8e8

SHA256
c71da89acfa2dcdfb385201ec7237312f62492561996d9ec61b495a29d85276a

SHA512
40cc49a8e27dcc847f71a6a11f8765c7a82248e586334ff13dcf723b395320f1a8985b85549e92ebea312396ea810bf6c71b62b95cce20c4d1d158e867341407

Download Submit
C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe
Filesize
15KB

MD5
df00ae98086d6cf0f6578a472b8c530c

SHA1
4cbd7896af95054b8846d59dd280ae465371d582

SHA256
3c64a0eefd988fa695f4f43c8ab39b004b0931be52cfb283e82018dc8eb985ec

SHA512
b8ffec91e72361788ec721d00edd8060c74a0e05b2a5ab6bd369d0ee354454f8c8fd9d867c75c8b01b02b7cf116c1f9849ba69516c34be8d44fc01f0ece074e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe
Filesize
15KB

MD5
df00ae98086d6cf0f6578a472b8c530c

SHA1
4cbd7896af95054b8846d59dd280ae465371d582

SHA256
3c64a0eefd988fa695f4f43c8ab39b004b0931be52cfb283e82018dc8eb985ec

SHA512
b8ffec91e72361788ec721d00edd8060c74a0e05b2a5ab6bd369d0ee354454f8c8fd9d867c75c8b01b02b7cf116c1f9849ba69516c34be8d44fc01f0ece074e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\utofycuapq.exe
Filesize
15KB

MD5
df00ae98086d6cf0f6578a472b8c530c

SHA1
4cbd7896af95054b8846d59dd280ae465371d582

SHA256
3c64a0eefd988fa695f4f43c8ab39b004b0931be52cfb283e82018dc8eb985ec

SHA512
b8ffec91e72361788ec721d00edd8060c74a0e05b2a5ab6bd369d0ee354454f8c8fd9d867c75c8b01b02b7cf116c1f9849ba69516c34be8d44fc01f0ece074e1

Download Submit
memory/3484-142-0x0000000000530000-0x000000000055B000-memory.dmp

Filesize
172KB

Download
memory/3484-148-0x0000000000530000-0x000000000055B000-memory.dmp

Filesize
172KB

Download
memory/3484-153-0x0000000000530000-0x000000000055B000-memory.dmp

Filesize
172KB

Download

Analysis

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