vidar | ed49e852356fc64effbbe3e2d4cc8ea5b9d79b77fa08133b942e3ef3403b34ff

Analysis

max time kernel
149s
max time network
151s
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 12:48

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General

Target

JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe
Size

1.2MB
MD5

63c40028125acefa332aaa57ae8938eb
SHA1

9c889a7d6703b17937e4f7e471251387d5fe6d53
SHA256

ed49e852356fc64effbbe3e2d4cc8ea5b9d79b77fa08133b942e3ef3403b34ff
SHA512

b6f038eaae9aa423eac90a2d6f80545c345a2e13dc7c15d76fe03d117830969c34897be9c7288d93d642bee76f51a0c1ccd0e6e09bbbf55543ceea7fcef507ea
SSDEEP

24576:deeuI73ROoGgF9Wu6lqlJ39o16PFViLxmaJ9spcGHcd3fV2ZpGw1bB:dpuI73T59Pwk9xPDcNGIPV2Hr1

Score

10^/10

vidar discovery stealer

Malware Config

Signatures

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

Vidar Stealer 2 IoCs

stealer

resource	yara_rule
behavioral2/memory/3028-3-0x000000001C1E0000-0x000000001C2BC000-memory.dmp	family_vidar
behavioral2/files/0x000b000000023b64-8.dat	family_vidar

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe

Executes dropped EXE 1 IoCs

pid	Process
2352	build.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2620	2352	WerFault.exe	84

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	build.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2352	3028	JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe	84
PID 3028 wrote to memory of 2352	3028	JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe	84
PID 3028 wrote to memory of 2352	3028	JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63c40028125acefa332aaa57ae8938eb.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Users\Admin\AppData\Local\Temp\build.exe
  "C:\Users\Admin\AppData\Local\Temp\build.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2352
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 1824
    3⤵
    - Program crash
    PID:2620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 2352 -ip 2352
1⤵
PID:4788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\build.exe

Filesize
848KB

MD5
eafba1017e94765780d8a5b182d4c325

SHA1
7968d32aa44d2c66dc670841d86ef8dba376128f

SHA256
0d50080d7267c71894ccfd698c1ef6369cf2b1b182f903c6b8cbab8e1fb524e3

SHA512
31ff0f70cafc20e71cbe4e574b4c1460dbb77e85815339bbe191b41c771da1faa201f5fc95ab10a9b8e707df590431060e7c9d7cb8c15bd275523e1d78be2aaa

Download Submit
memory/3028-0-0x00007FFBB9E73000-0x00007FFBB9E75000-memory.dmp

Filesize
8KB

Download
memory/3028-1-0x0000000000550000-0x000000000067A000-memory.dmp

Filesize
1.2MB

Download
memory/3028-2-0x000000001C710000-0x000000001C8B2000-memory.dmp

Filesize
1.6MB

Download
memory/3028-3-0x000000001C1E0000-0x000000001C2BC000-memory.dmp

Filesize
880KB

Download