vidar | f09c16eea97b9e4733ad58653a92b7f4a1ce00556a91ca83d2013153f6ff0e59

General

Target

Setup.exe
Size

370.9MB
MD5

caceb6578e7a4d3011ea97c9d1a693c0
SHA1

9d161e2ec7ecad49fed29e43fd8b04afad11e11d
SHA256

f09c16eea97b9e4733ad58653a92b7f4a1ce00556a91ca83d2013153f6ff0e59
SHA512

5200fb2d9a7654145977e1fbba6a9a77ba026e50523614111a0bfdd0a1eb63043546ee90ec38774aaeeeefdb8fd71e5c9be24d8463fc9bd540b3c15eca49fcdd
SSDEEP

98304:PSZWVxMgSBX6E1BwA26/JQtm111+kZNyLwd/nM2Stzv//PK3cS6i7zsnBW:qW2Hz726xQUakZNy8VMDVv/cr68ABW

Score

10^/10

vidar 1281 evasion stealer themida trojan

Malware Config

Extracted

Family

vidar

Version

53.3

Botnet

1281

C2

http://185.53.46.199:80

http://77.75.230.119:80

http://5.252.23.43:80

Attributes

profile_id
1281

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Setup.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Setup.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Setup.exe

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

Processes:

Setup.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Setup.exe

Themida packer 9 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/4356-132-0x0000000000420000-0x000000000108E000-memory.dmp	themida
behavioral2/memory/4356-133-0x0000000000420000-0x000000000108E000-memory.dmp	themida
behavioral2/memory/4356-138-0x0000000000420000-0x000000000108E000-memory.dmp	themida
behavioral2/memory/4356-139-0x0000000000420000-0x000000000108E000-memory.dmp	themida
behavioral2/memory/4356-140-0x0000000000420000-0x000000000108E000-memory.dmp	themida
behavioral2/memory/4356-141-0x0000000000420000-0x000000000108E000-memory.dmp	themida
behavioral2/memory/4356-143-0x0000000000420000-0x000000000108E000-memory.dmp	themida
behavioral2/memory/4356-144-0x0000000000420000-0x000000000108E000-memory.dmp	themida
behavioral2/memory/4356-145-0x0000000000420000-0x000000000108E000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Setup.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Setup.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Setup.exe

pid process

4356 Setup.exe

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

pid	process
4356	Setup.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

msedge.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe

Modifies registry class 1 IoCs

Processes:

msedge.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ msedge.exe
Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Setup.exemsedge.exemsedge.exe

pid process

4356 Setup.exe
4356 Setup.exe
4356 Setup.exe
4356 Setup.exe
4084 msedge.exe
4084 msedge.exe
1004 msedge.exe
1004 msedge.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

Processes:

msedge.exe

pid process

1004 msedge.exe
1004 msedge.exe
1004 msedge.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	msedge.exe

pid	process
4356	Setup.exe
4356	Setup.exe
4356	Setup.exe
4356	Setup.exe
4084	msedge.exe
4084	msedge.exe
1004	msedge.exe
1004	msedge.exe

Suspicious use of FindShellTrayWindow 18 IoCs

Processes:

msedge.exe

pid	process
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe

Suspicious use of SendNotifyMessage 16 IoCs

Processes:

msedge.exe

pid	process
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe
1004	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

msedge.exe

description	pid	process	target process
PID 1004 wrote to memory of 4412	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 4412	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 2428	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 4084	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 4084	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe
PID 1004 wrote to memory of 1988	1004	msedge.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.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
- Suspicious behavior: EnumeratesProcesses
PID:4356

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
1⤵
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1004

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x118,0x11c,0x120,0xf4,0x124,0x7ff8ccd946f8,0x7ff8ccd94708,0x7ff8ccd94718
2⤵
PID:4412

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2176,11974686358881645736,13296271563072822087,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2284 /prefetch:2
2⤵
PID:2428

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2176,11974686358881645736,13296271563072822087,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2336 /prefetch:3
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4084

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2176,11974686358881645736,13296271563072822087,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2744 /prefetch:8
2⤵
PID:1988

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2176,11974686358881645736,13296271563072822087,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3756 /prefetch:1
2⤵
PID:3720

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2176,11974686358881645736,13296271563072822087,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4320 /prefetch:1
2⤵
PID:1256

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2176,11974686358881645736,13296271563072822087,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4352 /prefetch:1
2⤵
PID:3428

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2176,11974686358881645736,13296271563072822087,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5328 /prefetch:8
2⤵
PID:5076

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2176,11974686358881645736,13296271563072822087,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5844 /prefetch:8
2⤵
PID:1260

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2176,11974686358881645736,13296271563072822087,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5872 /prefetch:1
2⤵
PID:4728

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4300

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\??\pipe\LOCAL\crashpad_1004_ZMOOSSFCNHXVILGH
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/1256-157-0x0000000000000000-mapping.dmp

Download
memory/1260-163-0x0000000000000000-mapping.dmp

Download
memory/1988-153-0x0000000000000000-mapping.dmp

Download
memory/2428-149-0x0000000000000000-mapping.dmp

Download
memory/3428-159-0x0000000000000000-mapping.dmp

Download
memory/3720-155-0x0000000000000000-mapping.dmp

Download
memory/4084-150-0x0000000000000000-mapping.dmp

Download
memory/4356-142-0x0000000077080000-0x0000000077223000-memory.dmp

Filesize
1.6MB

Download
memory/4356-132-0x0000000000420000-0x000000000108E000-memory.dmp

Filesize
12.4MB

Download
memory/4356-146-0x0000000077080000-0x0000000077223000-memory.dmp

Filesize
1.6MB

Download
memory/4356-133-0x0000000000420000-0x000000000108E000-memory.dmp

Filesize
12.4MB

Download
memory/4356-144-0x0000000000420000-0x000000000108E000-memory.dmp

Filesize
12.4MB

Download
memory/4356-143-0x0000000000420000-0x000000000108E000-memory.dmp

Filesize
12.4MB

Download
memory/4356-141-0x0000000000420000-0x000000000108E000-memory.dmp

Filesize
12.4MB

Download
memory/4356-145-0x0000000000420000-0x000000000108E000-memory.dmp

Filesize
12.4MB

Download
memory/4356-140-0x0000000000420000-0x000000000108E000-memory.dmp

Filesize
12.4MB

Download
memory/4356-139-0x0000000000420000-0x000000000108E000-memory.dmp

Filesize
12.4MB

Download
memory/4356-138-0x0000000000420000-0x000000000108E000-memory.dmp

Filesize
12.4MB

Download
memory/4412-147-0x0000000000000000-mapping.dmp

Download
memory/4728-165-0x0000000000000000-mapping.dmp

Download
memory/5076-161-0x0000000000000000-mapping.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads