vidar | 3b304c9645018a8d032b649931401efd2d0e73c7eaba630e3d4490b43ec37a59

General

Target

Video fragment of the movie script.exe
Size

86KB
MD5

3bd79a1f6d2ea0fddea3f8914b2a6a0c
SHA1

3ea3f44f81b3501e652b448a7dc33a8ee739772e
SHA256

332e6806eff846a2e6d0dc04a70d3503855dabfa83e6ec27f37e2d9103e80e51
SHA512

7bbb3f3af90443803f7689c973a64f894fb48bd744ab0c70af7dfa7c763354dc6f67a7fbb7053d38b0c6611b0aaa532e73eb2579c1445b8a31c573f8bf972a67
SSDEEP

1536:EU5EG5XI/6POYy6SAi11XFDwYVyjThxXeZBHl+YMk8iVbNuissy:95EG5XI/SOOQyYVF9l+DkvVp6

Score

10^/10

vidar discovery stealer

Malware Config

Signatures

Detect Vidar Stealer 4 IoCs

stealer

resource	yara_rule
behavioral2/memory/3056-16-0x0000000000C00000-0x0000000000E46000-memory.dmp	family_vidar_v7
behavioral2/memory/3056-21-0x0000000000C00000-0x0000000000E46000-memory.dmp	family_vidar_v7
behavioral2/memory/3056-23-0x0000000000C00000-0x0000000000E46000-memory.dmp	family_vidar_v7
behavioral2/memory/3056-24-0x0000000000C00000-0x0000000000E46000-memory.dmp	family_vidar_v7

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2456 set thread context of 1448	2456	Video fragment of the movie script.exe	82

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
5072	3056	WerFault.exe	92

System Location Discovery: System Language Discovery 1 TTPs 3 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	Video fragment of the movie script.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2456	Video fragment of the movie script.exe
2456	Video fragment of the movie script.exe
1448	cmd.exe
1448	cmd.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2456	Video fragment of the movie script.exe
1448	cmd.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2456 wrote to memory of 1448	2456	Video fragment of the movie script.exe	82
PID 2456 wrote to memory of 1448	2456	Video fragment of the movie script.exe	82
PID 2456 wrote to memory of 1448	2456	Video fragment of the movie script.exe	82
PID 2456 wrote to memory of 1448	2456	Video fragment of the movie script.exe	82
PID 1448 wrote to memory of 3056	1448	cmd.exe	92
PID 1448 wrote to memory of 3056	1448	cmd.exe	92
PID 1448 wrote to memory of 3056	1448	cmd.exe	92
PID 1448 wrote to memory of 3056	1448	cmd.exe	92
PID 1448 wrote to memory of 3056	1448	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\Video fragment of the movie script.exe
"C:\Users\Admin\AppData\Local\Temp\Video fragment of the movie script.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2456
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1448
- - C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3056
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 1716
      4⤵
      Program crash
      PID:5072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3056 -ip 3056
1⤵
PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\d1d46cf3

Filesize
873KB

MD5
da48194b47b597251539d448b331e920

SHA1
f456a4719d77ce8cd58ac92e6f8e1c2d2dccc686

SHA256
3adb1386c68ea11b6b281328ae4283ff28ff925dbd11587de7c43de5bc4e118d

SHA512
a3527bbe9596d66dfe17ae0b1fa7a59613c6ba9d5a5aa483434e8ebed884b8348a8188069f0b8291d4e813c47e7981cace73c334c1000ed7d022dc209a0fe5f3

Download Submit
memory/1448-7-0x00000000751C0000-0x000000007533B000-memory.dmp

Filesize
1.5MB

Download
memory/1448-14-0x00000000751C0000-0x000000007533B000-memory.dmp

Filesize
1.5MB

Download
memory/1448-12-0x00000000751C0000-0x000000007533B000-memory.dmp

Filesize
1.5MB

Download
memory/1448-11-0x00000000751C0000-0x000000007533B000-memory.dmp

Filesize
1.5MB

Download
memory/1448-9-0x00007FFDD3910000-0x00007FFDD3B05000-memory.dmp

Filesize
2.0MB

Download
memory/2456-4-0x00000000751C0000-0x000000007533B000-memory.dmp

Filesize
1.5MB

Download
memory/2456-5-0x00000000751C0000-0x000000007533B000-memory.dmp

Filesize
1.5MB

Download
memory/2456-0-0x00000000005D0000-0x00000000005E8000-memory.dmp

Filesize
96KB

Download
memory/2456-3-0x00000000751D2000-0x00000000751D3000-memory.dmp

Filesize
4KB

Download
memory/2456-2-0x00007FFDD3910000-0x00007FFDD3B05000-memory.dmp

Filesize
2.0MB

Download
memory/2456-1-0x00000000751C0000-0x000000007533B000-memory.dmp

Filesize
1.5MB

Download
memory/3056-15-0x00007FFDD3910000-0x00007FFDD3B05000-memory.dmp

Filesize
2.0MB

Download
memory/3056-16-0x0000000000C00000-0x0000000000E46000-memory.dmp

Filesize
2.3MB

Download
memory/3056-19-0x0000000000519000-0x000000000051A000-memory.dmp

Filesize
4KB

Download
memory/3056-20-0x0000000000430000-0x0000000000863000-memory.dmp

Filesize
4.2MB

Download
memory/3056-21-0x0000000000C00000-0x0000000000E46000-memory.dmp

Filesize
2.3MB

Download
memory/3056-23-0x0000000000C00000-0x0000000000E46000-memory.dmp

Filesize
2.3MB

Download
memory/3056-24-0x0000000000C00000-0x0000000000E46000-memory.dmp

Filesize
2.3MB

Download

Analysis

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