vidar | 3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8

Analysis

max time kernel
293s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
29-04-2024 04:06

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General

Target

3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe
Size

1.5MB
MD5

d3103cc4ac56431453b9c22a2177e374
SHA1

3e794d4184f864d4c8619de4ed3dec17f2cd4422
SHA256

3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8
SHA512

3f8f22cada114e8a678bc899e27f928c6de14b5559d95f63db30e0eccf48425052219de48c4e68365b24d7b54397141275e9ee86d20a333fe55e11a3b0da24fb
SSDEEP

49152:5Bwu3RdHpvfGUPdf3nHsBA3Q+Ky6dmIGx8:5Bwu3F9x3M6dKynIGx8

Score

10^/10

vidar 7d75730f00face372e777892b477d0e5 stealer

Malware Config

Extracted

Family

vidar

Version

7.7

Botnet

7d75730f00face372e777892b477d0e5

https://t.me/newagev

https://steamcommunity.com/profiles/76561199631487327

Attributes

profile_id_v2
7d75730f00face372e777892b477d0e5

Signatures

Detect Vidar Stealer 6 IoCs

stealer

Processes:

resource	yara_rule
behavioral2/memory/2872-5-0x0000000003CB0000-0x0000000003DCB000-memory.dmp	family_vidar_v7
behavioral2/memory/428-12-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/428-14-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/428-8-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/428-17-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/428-19-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Executes dropped EXE 1 IoCs

Processes:

katEB5A.tmp

pid process

428 katEB5A.tmp

pid	process
428	katEB5A.tmp

Suspicious use of SetThreadContext 1 IoCs

Processes:

3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe

description	pid	process	target process
PID 2872 set thread context of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3544 428 WerFault.exe katEB5A.tmp

pid	pid_target	process	target process
3544	428	WerFault.exe	katEB5A.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe

description	pid	process	target process
PID 2872 wrote to memory of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp
PID 2872 wrote to memory of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp
PID 2872 wrote to memory of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp
PID 2872 wrote to memory of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp
PID 2872 wrote to memory of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp
PID 2872 wrote to memory of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp
PID 2872 wrote to memory of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp
PID 2872 wrote to memory of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp
PID 2872 wrote to memory of 428	2872	3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe	katEB5A.tmp

C:\Users\Admin\AppData\Local\Temp\3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe
"C:\Users\Admin\AppData\Local\Temp\3f1c1dd448330e147ee034c1909eda828338df37dd1f97f0ee922b455190bad8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2872

C:\Users\Admin\AppData\Local\Temp\katEB5A.tmp
C:\Users\Admin\AppData\Local\Temp\katEB5A.tmp
2⤵
- Executes dropped EXE
PID:428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 1608
3⤵
- Program crash
PID:3544

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\katEB5A.tmp
Filesize
861KB

MD5
66064dbdb70a5eb15ebf3bf65aba254b

SHA1
0284fd320f99f62aca800fb1251eff4c31ec4ed7

SHA256
6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795

SHA512
b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f

Download Submit
memory/428-12-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/428-14-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/428-8-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/428-17-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/428-19-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2872-0-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download
memory/2872-1-0x0000000000400000-0x000000000058D000-memory.dmp

Filesize
1.6MB

Download
memory/2872-3-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download
memory/2872-5-0x0000000003CB0000-0x0000000003DCB000-memory.dmp

Filesize
1.1MB

Download
memory/2872-13-0x0000000000400000-0x000000000058D000-memory.dmp

Filesize
1.6MB

Download