stealc | 2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386

Analysis

max time kernel
4s
max time network
126s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 02:25

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General

Target

2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe
Size

1.5MB
MD5

2caed22795610a2fd497bb3987ed4150
SHA1

ded13e9bd1675e323db7f81a3c74b56c26935165
SHA256

2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386
SHA512

9f71541cd89f4b7cdf9aa4b3bd1d2facf10b096c34705d1a0654611841127762a6cb766dfe4f1df8c5d80cb508d6232689f85282b1af40b13637c9442e00d93a
SSDEEP

24576:KK9MHjif9I1K3gBlsXbvLbLUJ70Uj654koEBETT2f1Y+TSXjk:K/jwa1KQl+bH4JbjzzEBETT29YMST

Score

10^/10

stealc vidar stealer

Malware Config

Extracted

Family

vidar

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Signatures

Detect Vidar Stealer 17 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/2924-1-0x0000000002DE0000-0x0000000002EF0000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-17-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-23-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-18-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-22-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-15-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-157-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-176-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-204-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-231-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-223-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-250-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-251-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-425-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-444-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-463-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2236-482-0x0000000000400000-0x0000000000648000-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
Executes dropped EXE 1 IoCs

Processes:

kat97AD.tmp

pid process

2236 kat97AD.tmp
Loads dropped DLL 2 IoCs

Processes:

2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe

pid process

2924 2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe
2924 2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe

description pid process target process

PID 2924 set thread context of 2236 2924 2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe kat97AD.tmp
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1720 timeout.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

kat97AD.tmp

pid process

2236 kat97AD.tmp

pid	process
2236	kat97AD.tmp

pid	process
2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe
2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe

description	pid	process	target process
PID 2924 set thread context of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp

pid	process
1720	timeout.exe

pid	process
2236	kat97AD.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe

description	pid	process	target process
PID 2924 wrote to memory of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp
PID 2924 wrote to memory of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp
PID 2924 wrote to memory of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp
PID 2924 wrote to memory of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp
PID 2924 wrote to memory of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp
PID 2924 wrote to memory of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp
PID 2924 wrote to memory of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp
PID 2924 wrote to memory of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp
PID 2924 wrote to memory of 2236	2924	2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe	kat97AD.tmp

C:\Users\Admin\AppData\Local\Temp\2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\2e878455dd4269631bffb2825bf72e8524ad139afdfab1cc7763496df822b386_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2924

C:\Users\Admin\AppData\Local\Temp\kat97AD.tmp
C:\Users\Admin\AppData\Local\Temp\kat97AD.tmp
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2236

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat97AD.tmp" & rd /s /q "C:\ProgramData\IIIECAAKECFH" & exit
3⤵
PID:1416

C:\Windows\SysWOW64\timeout.exe
timeout /t 10
4⤵
- Delays execution with timeout.exe
PID:1720

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
342B

MD5
64b517fc8f66dbca805d6a839c8d9096

SHA1
5ff0464b9d377255404edd7163ec1dd5548484a9

SHA256
746d77f61f79c5413c3ea9518af21f3ac0d87878a3f05b33fded94258e2665f7

SHA512
fab67fee539b70e6309de720cf9e2aeb1d6230cde8ef453d6088caae7ddea8ade47415ddaf2c33848cadcf6220b0e7a981da826b464fa93ed2fb174962520544

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabA739.tmp
Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA7AA.tmp
Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
\Users\Admin\AppData\Local\Temp\kat97AD.tmp
Filesize
861KB

MD5
66064dbdb70a5eb15ebf3bf65aba254b

SHA1
0284fd320f99f62aca800fb1251eff4c31ec4ed7

SHA256
6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795

SHA512
b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f

Download Submit
memory/2236-18-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-157-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-482-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-9-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-22-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-15-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-13-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-11-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-23-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-17-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-463-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-444-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-176-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-196-0x0000000027370000-0x00000000275CF000-memory.dmp

Filesize
2.4MB

Download
memory/2236-204-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-231-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-223-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-250-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-251-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2236-425-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2924-20-0x0000000000400000-0x0000000000590000-memory.dmp

Filesize
1.6MB

Download
memory/2924-1-0x0000000002DE0000-0x0000000002EF0000-memory.dmp

Filesize
1.1MB

Download
memory/2924-0-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download