vidar | f218ff57753dedadb3cdd2d616fe802cc336031629d10e9c6b07e0e7a4e04a81

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2025, 18:03

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General

Target

JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe
Size

2.9MB
MD5

71683ed2086bceb4febaa870ff3dc90b
SHA1

add97aa9fb26f64c81df5df1b932f0bff630525c
SHA256

f218ff57753dedadb3cdd2d616fe802cc336031629d10e9c6b07e0e7a4e04a81
SHA512

38fde3cc45ec175414ec318a519b9e8f8a9af05bef6b44a920ec89b77e3dbfc80d107d30d733c3caefdbbc0a6a8f071473d149ce9c563c759001aeb9931b0b19
SSDEEP

49152:RXy2gkTkvSaY0q8/df24onCU6qmS3W6bts/OYTDJVV9M+XcwDhC3Mlb:I2dTcSa+8/N2+1oBb6/rTD/PM9wDM

Score

10^/10

vidar 932 discovery evasion stealer trojan

Malware Config

Extracted

Family

vidar

Version

41.4

Botnet

932

https://mas.to/@sslam

Attributes

profile_id
932

Signatures

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

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe

Vidar Stealer 3 IoCs

stealer

resource	yara_rule
behavioral2/memory/4848-3-0x0000000000400000-0x0000000000B40000-memory.dmp	family_vidar
behavioral2/memory/4848-4-0x0000000000400000-0x0000000000B40000-memory.dmp	family_vidar
behavioral2/memory/4848-12-0x0000000000400000-0x0000000000B40000-memory.dmp	family_vidar

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4848	JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4188	4848	WerFault.exe	82

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	JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4848	JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe
4848	JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71683ed2086bceb4febaa870ff3dc90b.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4848
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 1320
  2⤵
  - Program crash
  PID:4188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4848 -ip 4848
1⤵
PID:4336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4848-0-0x0000000000400000-0x0000000000B40000-memory.dmp

Filesize
7.2MB

Download
memory/4848-1-0x00000000777E4000-0x00000000777E6000-memory.dmp

Filesize
8KB

Download
memory/4848-2-0x0000000000400000-0x0000000000B40000-memory.dmp

Filesize
7.2MB

Download
memory/4848-3-0x0000000000400000-0x0000000000B40000-memory.dmp

Filesize
7.2MB

Download
memory/4848-4-0x0000000000400000-0x0000000000B40000-memory.dmp

Filesize
7.2MB

Download
memory/4848-5-0x0000000000401000-0x00000000004BA000-memory.dmp

Filesize
740KB

Download
memory/4848-12-0x0000000000400000-0x0000000000B40000-memory.dmp

Filesize
7.2MB

Download