vidar | d4eaff6dd12f0f387f370a14181bd36e5fe43516ccda05ebc204e77050ec7880

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27-09-2024 16:08

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General

Target

fab8d545f9d0069f1095d4c255fc7c94_JaffaCakes118.exe
Size

669KB
MD5

fab8d545f9d0069f1095d4c255fc7c94
SHA1

8f7ae4957c28f718c3def7c78fe52824c2870ad2
SHA256

d4eaff6dd12f0f387f370a14181bd36e5fe43516ccda05ebc204e77050ec7880
SHA512

2631fd9d398999e8e42184a2097280b223fa079bde271cb7dc451b52bcd7991659f65211a2991f4e1e3513f7ea8c4876199909f4d4001ac30ca5863d8a318ca3
SSDEEP

12288:P5yYLWD0I9D66KcddYyQ9vw91Dm9glv3wXf2EG7A0diw5s1E7/c6saYeqQcY:ET0IgpcdZ8vUDLlTc67/c6+V

Score

10^/10

vidar 916 discovery stealer

Malware Config

Extracted

Family

vidar

Version

41.2

Botnet

916

https://mas.to/@serg4325

Attributes

profile_id
916

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar

Vidar Stealer 5 IoCs

stealer

resource	yara_rule
behavioral1/memory/2640-2-0x0000000000A50000-0x0000000000B26000-memory.dmp	family_vidar
behavioral1/memory/2640-3-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2640-20-0x0000000000A50000-0x0000000000B26000-memory.dmp	family_vidar
behavioral1/memory/2640-22-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2640-21-0x0000000000400000-0x00000000008D7000-memory.dmp	family_vidar

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2640	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fab8d545f9d0069f1095d4c255fc7c94_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2792	2640	fab8d545f9d0069f1095d4c255fc7c94_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2792	2640	fab8d545f9d0069f1095d4c255fc7c94_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2792	2640	fab8d545f9d0069f1095d4c255fc7c94_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2792	2640	fab8d545f9d0069f1095d4c255fc7c94_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\fab8d545f9d0069f1095d4c255fc7c94_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fab8d545f9d0069f1095d4c255fc7c94_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2640 -s 1308
  2⤵
  - Program crash
  PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2640-1-0x0000000000950000-0x0000000000A50000-memory.dmp

Filesize
1024KB

Download
memory/2640-2-0x0000000000A50000-0x0000000000B26000-memory.dmp

Filesize
856KB

Download
memory/2640-3-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2640-19-0x0000000000950000-0x0000000000A50000-memory.dmp

Filesize
1024KB

Download
memory/2640-20-0x0000000000A50000-0x0000000000B26000-memory.dmp

Filesize
856KB

Download
memory/2640-22-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2640-21-0x0000000000400000-0x00000000008D7000-memory.dmp

Filesize
4.8MB

Download