stealc | 12ca25e6461fd5a1178fdc0a4b23cfa88225dec174fbd48ff6587a50b24d5a38

General

Target

#)#NEw_SetUp_33778_P@$$Key#(#/New-Setup.exe
Size

316KB
MD5

c637e5ecf625b72f4bef9d28cd81d612
SHA1

a2c1329d290e508ee9fd0eb81e7f25d57e450f8c
SHA256

111c56593668be63e1e0c79a2d33d9e2d49cdf0c5100663c72045bc6b76e9fe6
SHA512

727d78bab4fab3674eec92ca5f07df6a0095ab3b973dd227c599c70e8493592bb53bb9208cc6270713283ef0065acfad3203ddcf4dcb6d43f8727f09ceaaf2e4
SSDEEP

6144:VzsRSKkhKKXDD2mTLGxelHJ+SBae3VFpSX:6VkhZWEGxelH0SBtfpS

Score

10^/10

stealc vidar stealer

Malware Config

Extracted

Family

stealc

rc4.plain

Signatures

Detect Vidar Stealer 2 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/2772-28-0x00000000008B0000-0x0000000000FFB000-memory.dmp	family_vidar_v7
behavioral1/memory/2772-35-0x00000000008B0000-0x0000000000FFB000-memory.dmp	family_vidar_v7

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Loads dropped DLL 7 IoCs

Processes:

netsh.execoml.au3WerFault.exe

pid process

2592 netsh.exe
2772 coml.au3
2556 WerFault.exe
2556 WerFault.exe
2556 WerFault.exe
2556 WerFault.exe
2556 WerFault.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

New-Setup.exe

description pid process target process

PID 2344 set thread context of 2592 2344 New-Setup.exe netsh.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2556 2772 WerFault.exe coml.au3
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

New-Setup.exenetsh.exe

pid process

2344 New-Setup.exe
2344 New-Setup.exe
2592 netsh.exe
2592 netsh.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

New-Setup.exenetsh.exe

pid process

2344 New-Setup.exe
2592 netsh.exe

pid	process
2592	netsh.exe
2772	coml.au3
2556	WerFault.exe
2556	WerFault.exe
2556	WerFault.exe
2556	WerFault.exe
2556	WerFault.exe

description	pid	process	target process
PID 2344 set thread context of 2592	2344	New-Setup.exe	netsh.exe

pid	pid_target	process	target process
2556	2772	WerFault.exe	coml.au3

pid	process
2344	New-Setup.exe
2344	New-Setup.exe
2592	netsh.exe
2592	netsh.exe

pid	process
2344	New-Setup.exe
2592	netsh.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

New-Setup.exenetsh.execoml.au3

description	pid	process	target process
PID 2344 wrote to memory of 2592	2344	New-Setup.exe	netsh.exe
PID 2344 wrote to memory of 2592	2344	New-Setup.exe	netsh.exe
PID 2344 wrote to memory of 2592	2344	New-Setup.exe	netsh.exe
PID 2344 wrote to memory of 2592	2344	New-Setup.exe	netsh.exe
PID 2344 wrote to memory of 2592	2344	New-Setup.exe	netsh.exe
PID 2592 wrote to memory of 2772	2592	netsh.exe	coml.au3
PID 2592 wrote to memory of 2772	2592	netsh.exe	coml.au3
PID 2592 wrote to memory of 2772	2592	netsh.exe	coml.au3
PID 2592 wrote to memory of 2772	2592	netsh.exe	coml.au3
PID 2592 wrote to memory of 2772	2592	netsh.exe	coml.au3
PID 2592 wrote to memory of 2772	2592	netsh.exe	coml.au3
PID 2772 wrote to memory of 2556	2772	coml.au3	WerFault.exe
PID 2772 wrote to memory of 2556	2772	coml.au3	WerFault.exe
PID 2772 wrote to memory of 2556	2772	coml.au3	WerFault.exe
PID 2772 wrote to memory of 2556	2772	coml.au3	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\#)#NEw_SetUp_33778_P@$$Key#(#\New-Setup.exe
"C:\Users\Admin\AppData\Local\Temp\#)#NEw_SetUp_33778_P@$$Key#(#\New-Setup.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2344

C:\Windows\SysWOW64\netsh.exe
C:\Windows\SysWOW64\netsh.exe
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2592

C:\Users\Admin\AppData\Local\Temp\coml.au3
C:\Users\Admin\AppData\Local\Temp\coml.au3
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 148
4⤵
- Loads dropped DLL
- Program crash
PID:2556

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\b208bdef
Filesize
6.8MB

MD5
fbbe1dafdc68168c6b8f4df8c6309e0a

SHA1
9c018433587dfbc6d1b9e3cb5c0fb0532fe5cfff

SHA256
e1e8326f1aff7cb59575c7c5eb0d01fc13dbdf57329666a3e1f8dd39de73d646

SHA512
ca5976c82072ff840397691a75b4439c25b0f11d857c97ce9d103284a75ad7575ec2438384208a06780664685104172cfb03611ee534864a55d9b4facb72104e

Download Submit
\Users\Admin\AppData\Local\Temp\coml.au3
Filesize
872KB

MD5
c56b5f0201a3b3de53e561fe76912bfd

SHA1
2a4062e10a5de813f5688221dbeb3f3ff33eb417

SHA256
237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

SHA512
195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

Download Submit
memory/2344-13-0x000007FEF5BA1000-0x000007FEF5BB9000-memory.dmp

Filesize
96KB

Download
memory/2344-10-0x000007FEF5BB8000-0x000007FEF5BB9000-memory.dmp

Filesize
4KB

Download
memory/2344-11-0x000007FEF5BA1000-0x000007FEF5BB9000-memory.dmp

Filesize
96KB

Download
memory/2592-15-0x0000000077540000-0x00000000776E9000-memory.dmp

Filesize
1.7MB

Download
memory/2592-17-0x0000000073840000-0x00000000739B4000-memory.dmp

Filesize
1.5MB

Download
memory/2592-18-0x000000007384E000-0x0000000073850000-memory.dmp

Filesize
8KB

Download
memory/2592-22-0x0000000073840000-0x00000000739B4000-memory.dmp

Filesize
1.5MB

Download
memory/2592-26-0x0000000073840000-0x00000000739B4000-memory.dmp

Filesize
1.5MB

Download
memory/2772-25-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2772-24-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2772-28-0x00000000008B0000-0x0000000000FFB000-memory.dmp

Filesize
7.3MB

Download
memory/2772-35-0x00000000008B0000-0x0000000000FFB000-memory.dmp

Filesize
7.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads