vidar | ca0c0ca69ece78e8d1dcb7b1064a8d76a95a50025b2ea82d907dd9e27b532b8d

General

Target

file.exe
Size

2.9MB
MD5

a27435d71d3c86e923a81fd66d5118bf
SHA1

9d4ed8fb149d0dc4de28e41e66ac17b849b8fcbd
SHA256

ca0c0ca69ece78e8d1dcb7b1064a8d76a95a50025b2ea82d907dd9e27b532b8d
SHA512

670b7ef2f6a139cd01909e3f385ddf855fb61589b9ec0d6aa001abbe773705e8e4b10edd9bc23734ae61e8b0e8d7e8e13e9011e0c22979a1dc5a20b91715a890
SSDEEP

49152:yUwJvVQThRGeWlW6Bj68c5xI5hH0sIacQXfJgiE5VmJsQQlObhPk0zzxcXG+ojxo:nwzQT7obB3hDJpEmJwU1PXzqXx

Score

10^/10

vidar 813 evasion spyware stealer themida trojan

Malware Config

Extracted

Family

vidar

Version

2.5

Botnet

813

Attributes

profile_id
813

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:

file.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ file.exe
Downloads MZ/PE file

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	file.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:

file.exe

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

Executes dropped EXE 1 IoCs

Processes:

17125333403547803972.exe

pid process

768 17125333403547803972.exe
Loads dropped DLL 6 IoCs

Processes:

jsc.exe

pid process

1128 jsc.exe
1128 jsc.exe
1128 jsc.exe
1128 jsc.exe
1128 jsc.exe
1128 jsc.exe

pid	process
768	17125333403547803972.exe

pid	process
1128	jsc.exe
1128	jsc.exe
1128	jsc.exe
1128	jsc.exe
1128	jsc.exe
1128	jsc.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1784-54-0x0000000000390000-0x00000000009D2000-memory.dmp	themida
behavioral1/memory/1784-62-0x0000000000390000-0x00000000009D2000-memory.dmp	themida

Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

file.exe

description ioc process

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

Processes:

file.exe

pid process

1784 file.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

file.exe

description pid process target process

PID 1784 set thread context of 1128 1784 file.exe jsc.exe

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

pid	process
1784	file.exe

description	pid	process	target process
PID 1784 set thread context of 1128	1784	file.exe	jsc.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

jsc.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	jsc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	jsc.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1248 timeout.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

file.exejsc.exe

pid process

1784 file.exe
1784 file.exe
1128 jsc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

file.exe

description pid process

Token: SeDebugPrivilege 1784 file.exe

pid	process
1248	timeout.exe

pid	process
1784	file.exe
1784	file.exe
1128	jsc.exe

description	pid	process
Token: SeDebugPrivilege	1784	file.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

file.exejsc.execmd.exe

description	pid	process	target process
PID 1784 wrote to memory of 1120	1784	file.exe	mscorsvw.exe
PID 1784 wrote to memory of 1120	1784	file.exe	mscorsvw.exe
PID 1784 wrote to memory of 1120	1784	file.exe	mscorsvw.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1784 wrote to memory of 1128	1784	file.exe	jsc.exe
PID 1128 wrote to memory of 768	1128	jsc.exe	17125333403547803972.exe
PID 1128 wrote to memory of 768	1128	jsc.exe	17125333403547803972.exe
PID 1128 wrote to memory of 768	1128	jsc.exe	17125333403547803972.exe
PID 1128 wrote to memory of 768	1128	jsc.exe	17125333403547803972.exe
PID 1128 wrote to memory of 904	1128	jsc.exe	cmd.exe
PID 1128 wrote to memory of 904	1128	jsc.exe	cmd.exe
PID 1128 wrote to memory of 904	1128	jsc.exe	cmd.exe
PID 1128 wrote to memory of 904	1128	jsc.exe	cmd.exe
PID 904 wrote to memory of 1248	904	cmd.exe	timeout.exe
PID 904 wrote to memory of 1248	904	cmd.exe	timeout.exe
PID 904 wrote to memory of 1248	904	cmd.exe	timeout.exe
PID 904 wrote to memory of 1248	904	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.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 use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1784

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe"
2⤵
PID:1120

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1128

C:\ProgramData\17125333403547803972.exe
"C:\ProgramData\17125333403547803972.exe"
3⤵
- Executes dropped EXE
PID:768

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe" & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:904

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
4⤵
- Delays execution with timeout.exe
PID:1248

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

3

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\17125333403547803972.exe
Filesize
6.6MB

MD5
900d27e6128c54af6b69cf16612ef16b

SHA1
e21cfcd4e5767612b050ae2fed4868480af4ea1a

SHA256
01e388da881c2c5b5689b1c9919ee092ffd24b269e5760159c75b5478d1e4b58

SHA512
d4e7feedbe5294093ca4bab47c1285e3bfec493e4fd93289b355e2e056b486fe3addaa132cb03d9db86367a24d8b9129a172d1588c3bbe6abed4cbbbf67ddc5f

Download Submit
\ProgramData\17125333403547803972.exe
Filesize
6.6MB

MD5
900d27e6128c54af6b69cf16612ef16b

SHA1
e21cfcd4e5767612b050ae2fed4868480af4ea1a

SHA256
01e388da881c2c5b5689b1c9919ee092ffd24b269e5760159c75b5478d1e4b58

SHA512
d4e7feedbe5294093ca4bab47c1285e3bfec493e4fd93289b355e2e056b486fe3addaa132cb03d9db86367a24d8b9129a172d1588c3bbe6abed4cbbbf67ddc5f

Download Submit
\ProgramData\17125333403547803972.exe
Filesize
6.6MB

MD5
900d27e6128c54af6b69cf16612ef16b

SHA1
e21cfcd4e5767612b050ae2fed4868480af4ea1a

SHA256
01e388da881c2c5b5689b1c9919ee092ffd24b269e5760159c75b5478d1e4b58

SHA512
d4e7feedbe5294093ca4bab47c1285e3bfec493e4fd93289b355e2e056b486fe3addaa132cb03d9db86367a24d8b9129a172d1588c3bbe6abed4cbbbf67ddc5f

Download Submit
\ProgramData\17125333403547803972.exe
Filesize
6.6MB

MD5
900d27e6128c54af6b69cf16612ef16b

SHA1
e21cfcd4e5767612b050ae2fed4868480af4ea1a

SHA256
01e388da881c2c5b5689b1c9919ee092ffd24b269e5760159c75b5478d1e4b58

SHA512
d4e7feedbe5294093ca4bab47c1285e3bfec493e4fd93289b355e2e056b486fe3addaa132cb03d9db86367a24d8b9129a172d1588c3bbe6abed4cbbbf67ddc5f

Download Submit
\ProgramData\17125333403547803972.exe
Filesize
6.6MB

MD5
900d27e6128c54af6b69cf16612ef16b

SHA1
e21cfcd4e5767612b050ae2fed4868480af4ea1a

SHA256
01e388da881c2c5b5689b1c9919ee092ffd24b269e5760159c75b5478d1e4b58

SHA512
d4e7feedbe5294093ca4bab47c1285e3bfec493e4fd93289b355e2e056b486fe3addaa132cb03d9db86367a24d8b9129a172d1588c3bbe6abed4cbbbf67ddc5f

Download Submit
\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/768-91-0x0000000000000000-mapping.dmp

Download
memory/904-93-0x0000000000000000-mapping.dmp

Download
memory/1128-61-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/1128-58-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/1128-66-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/1128-67-0x00000000511D0000-0x00000000512C3000-memory.dmp

Filesize
972KB

Download
memory/1128-64-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/1128-94-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/1128-65-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

Filesize
8KB

Download
memory/1128-59-0x0000000000432A3C-mapping.dmp

Download
memory/1248-95-0x0000000000000000-mapping.dmp

Download
memory/1784-54-0x0000000000390000-0x00000000009D2000-memory.dmp

Filesize
6.3MB

Download
memory/1784-57-0x000000001C250000-0x000000001C314000-memory.dmp

Filesize
784KB

Download
memory/1784-56-0x000007FEFB641000-0x000007FEFB643000-memory.dmp

Filesize
8KB

Download
memory/1784-55-0x0000000076DC0000-0x0000000076F69000-memory.dmp

Filesize
1.7MB

Download
memory/1784-62-0x0000000000390000-0x00000000009D2000-memory.dmp

Filesize
6.3MB

Download
memory/1784-63-0x0000000076DC0000-0x0000000076F69000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads