stealc | 159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
30-06-2024 20:07

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General

Target

159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe
Size

2.2MB
MD5

dee45b3ad0c841d54049061df5775ec0
SHA1

6fcbcf0d362d83ac346576ec8ba66b0cb3f1b4fd
SHA256

159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c
SHA512

df3adca29d98c6bacbb9ecec498425f72a722aab2f187231689f5b7b959d8fa8b561ff0846ee0c8a495b204e6445305bbe56063672512f27369adba3e39978f2
SSDEEP

49152:qpjNvr9ySAOmw4FHHO+SASagXkJr4MDkUwm:qpjNp7p4FHH8n5A

Score

10^/10

stealc vidar discovery spyware 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 10 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/2904-2-0x0000000003300000-0x0000000003410000-memory.dmp	family_vidar_v7
behavioral1/memory/2704-24-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2704-17-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2704-15-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2704-19-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2704-23-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2704-172-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2704-193-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2704-230-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral1/memory/2704-252-0x0000000000400000-0x0000000000648000-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:

kat13B0.tmp

pid process

2704 kat13B0.tmp
Loads dropped DLL 2 IoCs

Processes:

159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe

pid process

2904 159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe
2904 159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Suspicious use of SetThreadContext 1 IoCs

Processes:

159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe

description pid process target process

PID 2904 set thread context of 2704 2904 159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe kat13B0.tmp

pid	process
2704	kat13B0.tmp

pid	process
2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe
2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe

description	pid	process	target process
PID 2904 set thread context of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

kat13B0.tmp

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	kat13B0.tmp
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	kat13B0.tmp

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

kat13B0.tmp

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	kat13B0.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	kat13B0.tmp
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	kat13B0.tmp

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

kat13B0.tmp

pid process

2704 kat13B0.tmp
2704 kat13B0.tmp

pid	process
2704	kat13B0.tmp
2704	kat13B0.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe

description	pid	process	target process
PID 2904 wrote to memory of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp
PID 2904 wrote to memory of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp
PID 2904 wrote to memory of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp
PID 2904 wrote to memory of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp
PID 2904 wrote to memory of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp
PID 2904 wrote to memory of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp
PID 2904 wrote to memory of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp
PID 2904 wrote to memory of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp
PID 2904 wrote to memory of 2704	2904	159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe	kat13B0.tmp

C:\Users\Admin\AppData\Local\Temp\159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\159e547225b9f035bf95279055d66810149fa93debea660766552008271e3e5c_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2904

C:\Users\Admin\AppData\Local\Temp\kat13B0.tmp
C:\Users\Admin\AppData\Local\Temp\kat13B0.tmp
2⤵
- Executes dropped EXE
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:2704

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

MD5
3f1ab866c4ed7d748e1c366e4ab6d3a4

SHA1
e7bb4194cb4f3cf87fdb0ef8206be66549487dc1

SHA256
730f8c1dbbfc9ceeec5e55f98b790ccb602a04309c85f9bcb5d758db1351def0

SHA512
786f7fec24a10197f11f452b3e9394cda66c446a6a99d269a2d872b5c2763d04d6320c6656364ba0dde092226f5689c96b3817fbfd2fc9cf50d22ae46b05c520

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar21CA.tmp
Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\kat13B0.tmp
Filesize
861KB

MD5
66064dbdb70a5eb15ebf3bf65aba254b

SHA1
0284fd320f99f62aca800fb1251eff4c31ec4ed7

SHA256
6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795

SHA512
b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f

Download Submit
memory/2704-19-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-23-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-252-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-17-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-15-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-11-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-230-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-24-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-13-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-9-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-215-0x00000000276E0000-0x000000002793F000-memory.dmp

Filesize
2.4MB

Download
memory/2704-172-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2704-193-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2904-2-0x0000000003300000-0x0000000003410000-memory.dmp

Filesize
1.1MB

Download
memory/2904-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2904-21-0x0000000000400000-0x0000000000635000-memory.dmp

Filesize
2.2MB

Download