vidar | 0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390

Analysis

max time kernel
151s
max time network
159s
platform
windows7_x64
resource
win7-20220414-en
submitted
29-05-2022 15:28

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General

Target

0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe
Size

3.6MB
MD5

4908a5269ae50153f27efe258828e4f8
SHA1

00c7bc3f6e0e6180366b2ecb2dc9655a13c5fc43
SHA256

0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390
SHA512

4979dcd29e7b4757b40ce3a1f88edc39deeed8a3e731361688c6c56fe76e753da522eb4b1c6e0c5bb1f11eee387129f12b9f129810fdebaff5deea820367e757

Score

10^/10

vidar 231 discovery spyware stealer suricata

Malware Config

Extracted

Family

vidar

Version

9.6

Botnet

231

http://iloveshaus.com/

Attributes

profile_id
231

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata

Vidar Stealer 2 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/952-66-0x0000000000400000-0x00000000004E4000-memory.dmp	family_vidar
behavioral1/memory/952-99-0x0000000000400000-0x00000000004E4000-memory.dmp	family_vidar

Executes dropped EXE 2 IoCs

Processes:

busshost.exeYTLoader.exe

pid process

952 busshost.exe
1832 YTLoader.exe

pid	process
952	busshost.exe
1832	YTLoader.exe

Loads dropped DLL 8 IoCs

Processes:

0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exeWerFault.exe

pid	process
1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe
1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe
1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe
1956	WerFault.exe
1956	WerFault.exe
1956	WerFault.exe
1956	WerFault.exe
1956	WerFault.exe

Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

8 ip-api.com

flow	ioc
8	ip-api.com

Drops file in Program Files directory 4 IoCs

Processes:

0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\LetsSee!\YTLoader.exe	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe
File opened for modification	C:\Program Files (x86)\LetsSee!\busshost.exe	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe
File opened for modification	C:\Program Files (x86)\LetsSee!\Uninstall.exe	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe
File created	C:\Program Files (x86)\LetsSee!\Uninstall.ini	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1956 1832 WerFault.exe YTLoader.exe

pid	pid_target	process	target process
1956	1832	WerFault.exe	YTLoader.exe

Checks processor information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

YTLoader.exebusshost.exe

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

YTLoader.exe

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

busshost.exe

pid process

952 busshost.exe
952 busshost.exe
952 busshost.exe
952 busshost.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

YTLoader.exe

description pid process

Token: SeDebugPrivilege 1832 YTLoader.exe

pid	process
952	busshost.exe
952	busshost.exe
952	busshost.exe
952	busshost.exe

description	pid	process
Token: SeDebugPrivilege	1832	YTLoader.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exeYTLoader.exe

description	pid	process	target process
PID 1472 wrote to memory of 952	1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe	busshost.exe
PID 1472 wrote to memory of 952	1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe	busshost.exe
PID 1472 wrote to memory of 952	1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe	busshost.exe
PID 1472 wrote to memory of 952	1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe	busshost.exe
PID 1472 wrote to memory of 1832	1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe	YTLoader.exe
PID 1472 wrote to memory of 1832	1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe	YTLoader.exe
PID 1472 wrote to memory of 1832	1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe	YTLoader.exe
PID 1472 wrote to memory of 1832	1472	0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe	YTLoader.exe
PID 1832 wrote to memory of 1956	1832	YTLoader.exe	WerFault.exe
PID 1832 wrote to memory of 1956	1832	YTLoader.exe	WerFault.exe
PID 1832 wrote to memory of 1956	1832	YTLoader.exe	WerFault.exe
PID 1832 wrote to memory of 1956	1832	YTLoader.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe
"C:\Users\Admin\AppData\Local\Temp\0e0846dd849ea31683a9607fec8abb978d8d76e9cea4c74f8dbb82a5174e2390.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1472

C:\Program Files (x86)\LetsSee!\busshost.exe
"C:\Program Files (x86)\LetsSee!\busshost.exe"
2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:952

C:\Program Files (x86)\LetsSee!\YTLoader.exe
"C:\Program Files (x86)\LetsSee!\YTLoader.exe"
2⤵
- Executes dropped EXE
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 1084
3⤵
- Loads dropped DLL
- Program crash
PID:1956

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\LetsSee!\YTLoader.exe
Filesize
3.0MB

MD5
adc9db2753fa3daa6a8156254ba2a5f1

SHA1
50ff27e2e1c4acc35768b93b73c03f7630027f04

SHA256
f8cc40321301d39f03eaa48d42cbbb2e953b694dc13ccf9d986032c621223fde

SHA512
5f7fca8da622035f3a83e562d727ccdd842d623ec376f93c75c3218bddd970c34a9efc66a33cfd6e52a398fa2ed090b890d05aecef53f65a22917d50d31a1195

Download Submit
C:\Program Files (x86)\LetsSee!\YTLoader.exe
Filesize
3.0MB

MD5
adc9db2753fa3daa6a8156254ba2a5f1

SHA1
50ff27e2e1c4acc35768b93b73c03f7630027f04

SHA256
f8cc40321301d39f03eaa48d42cbbb2e953b694dc13ccf9d986032c621223fde

SHA512
5f7fca8da622035f3a83e562d727ccdd842d623ec376f93c75c3218bddd970c34a9efc66a33cfd6e52a398fa2ed090b890d05aecef53f65a22917d50d31a1195

Download Submit
C:\Program Files (x86)\LetsSee!\busshost.exe
Filesize
606KB

MD5
e46f9d9dacf450b08aaf7ffa451aafc4

SHA1
35f639c0eaff214a34e41250585c1c121f52d279

SHA256
a8dc269f0b8b8b7b4b2f57b6a85fa85290803d5373031db7b283a51f0a1d3360

SHA512
03a80ccf4f673c9715d44c2c83f3d0963ad3a5ac28c70e49a4629d15da9d5a381ebdf05323dcfd092c9dd7c3ba30b6fa56c32612f3e0015569c34b3e6b0e9eda

Download Submit
\Program Files (x86)\LetsSee!\YTLoader.exe
Filesize
3.0MB

MD5
adc9db2753fa3daa6a8156254ba2a5f1

SHA1
50ff27e2e1c4acc35768b93b73c03f7630027f04

SHA256
f8cc40321301d39f03eaa48d42cbbb2e953b694dc13ccf9d986032c621223fde

SHA512
5f7fca8da622035f3a83e562d727ccdd842d623ec376f93c75c3218bddd970c34a9efc66a33cfd6e52a398fa2ed090b890d05aecef53f65a22917d50d31a1195

Download Submit
\Program Files (x86)\LetsSee!\YTLoader.exe
Filesize
3.0MB

MD5
adc9db2753fa3daa6a8156254ba2a5f1

SHA1
50ff27e2e1c4acc35768b93b73c03f7630027f04

SHA256
f8cc40321301d39f03eaa48d42cbbb2e953b694dc13ccf9d986032c621223fde

SHA512
5f7fca8da622035f3a83e562d727ccdd842d623ec376f93c75c3218bddd970c34a9efc66a33cfd6e52a398fa2ed090b890d05aecef53f65a22917d50d31a1195

Download Submit
\Program Files (x86)\LetsSee!\YTLoader.exe
Filesize
3.0MB

MD5
adc9db2753fa3daa6a8156254ba2a5f1

SHA1
50ff27e2e1c4acc35768b93b73c03f7630027f04

SHA256
f8cc40321301d39f03eaa48d42cbbb2e953b694dc13ccf9d986032c621223fde

SHA512
5f7fca8da622035f3a83e562d727ccdd842d623ec376f93c75c3218bddd970c34a9efc66a33cfd6e52a398fa2ed090b890d05aecef53f65a22917d50d31a1195

Download Submit
\Program Files (x86)\LetsSee!\YTLoader.exe
Filesize
3.0MB

MD5
adc9db2753fa3daa6a8156254ba2a5f1

SHA1
50ff27e2e1c4acc35768b93b73c03f7630027f04

SHA256
f8cc40321301d39f03eaa48d42cbbb2e953b694dc13ccf9d986032c621223fde

SHA512
5f7fca8da622035f3a83e562d727ccdd842d623ec376f93c75c3218bddd970c34a9efc66a33cfd6e52a398fa2ed090b890d05aecef53f65a22917d50d31a1195

Download Submit
\Program Files (x86)\LetsSee!\YTLoader.exe
Filesize
3.0MB

MD5
adc9db2753fa3daa6a8156254ba2a5f1

SHA1
50ff27e2e1c4acc35768b93b73c03f7630027f04

SHA256
f8cc40321301d39f03eaa48d42cbbb2e953b694dc13ccf9d986032c621223fde

SHA512
5f7fca8da622035f3a83e562d727ccdd842d623ec376f93c75c3218bddd970c34a9efc66a33cfd6e52a398fa2ed090b890d05aecef53f65a22917d50d31a1195

Download Submit
\Program Files (x86)\LetsSee!\YTLoader.exe
Filesize
3.0MB

MD5
adc9db2753fa3daa6a8156254ba2a5f1

SHA1
50ff27e2e1c4acc35768b93b73c03f7630027f04

SHA256
f8cc40321301d39f03eaa48d42cbbb2e953b694dc13ccf9d986032c621223fde

SHA512
5f7fca8da622035f3a83e562d727ccdd842d623ec376f93c75c3218bddd970c34a9efc66a33cfd6e52a398fa2ed090b890d05aecef53f65a22917d50d31a1195

Download Submit
\Program Files (x86)\LetsSee!\busshost.exe
Filesize
606KB

MD5
e46f9d9dacf450b08aaf7ffa451aafc4

SHA1
35f639c0eaff214a34e41250585c1c121f52d279

SHA256
a8dc269f0b8b8b7b4b2f57b6a85fa85290803d5373031db7b283a51f0a1d3360

SHA512
03a80ccf4f673c9715d44c2c83f3d0963ad3a5ac28c70e49a4629d15da9d5a381ebdf05323dcfd092c9dd7c3ba30b6fa56c32612f3e0015569c34b3e6b0e9eda

Download Submit
\Program Files (x86)\LetsSee!\busshost.exe
Filesize
606KB

MD5
e46f9d9dacf450b08aaf7ffa451aafc4

SHA1
35f639c0eaff214a34e41250585c1c121f52d279

SHA256
a8dc269f0b8b8b7b4b2f57b6a85fa85290803d5373031db7b283a51f0a1d3360

SHA512
03a80ccf4f673c9715d44c2c83f3d0963ad3a5ac28c70e49a4629d15da9d5a381ebdf05323dcfd092c9dd7c3ba30b6fa56c32612f3e0015569c34b3e6b0e9eda

Download Submit
memory/952-65-0x0000000001C40000-0x0000000001D40000-memory.dmp

Filesize
1024KB

Download
memory/952-97-0x0000000001C40000-0x0000000001D40000-memory.dmp

Filesize
1024KB

Download
memory/952-66-0x0000000000400000-0x00000000004E4000-memory.dmp

Filesize
912KB

Download
memory/952-57-0x0000000000000000-mapping.dmp

Download
memory/952-99-0x0000000000400000-0x00000000004E4000-memory.dmp

Filesize
912KB

Download
memory/1472-54-0x0000000074F21000-0x0000000074F23000-memory.dmp

Filesize
8KB

Download
memory/1832-68-0x0000000072430000-0x00000000737BF000-memory.dmp

Filesize
19.6MB

Download
memory/1832-91-0x000000006EBC0000-0x000000006ECBC000-memory.dmp

Filesize
1008KB

Download
memory/1832-76-0x00000000052F0000-0x000000000574A000-memory.dmp

Filesize
4.4MB

Download
memory/1832-77-0x0000000073AE0000-0x0000000073CD4000-memory.dmp

Filesize
2.0MB

Download
memory/1832-78-0x0000000000360000-0x0000000000370000-memory.dmp

Filesize
64KB

Download
memory/1832-79-0x0000000000370000-0x000000000037A000-memory.dmp

Filesize
40KB

Download
memory/1832-80-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1832-81-0x0000000000420000-0x000000000042A000-memory.dmp

Filesize
40KB

Download
memory/1832-82-0x0000000000430000-0x0000000000438000-memory.dmp

Filesize
32KB

Download
memory/1832-83-0x0000000000560000-0x000000000056E000-memory.dmp

Filesize
56KB

Download
memory/1832-84-0x0000000000570000-0x0000000000578000-memory.dmp

Filesize
32KB

Download
memory/1832-85-0x0000000000580000-0x0000000000588000-memory.dmp

Filesize
32KB

Download
memory/1832-86-0x0000000000590000-0x0000000000598000-memory.dmp

Filesize
32KB

Download
memory/1832-87-0x00000000005A0000-0x00000000005A8000-memory.dmp

Filesize
32KB

Download
memory/1832-88-0x00000000007B0000-0x00000000007B8000-memory.dmp

Filesize
32KB

Download
memory/1832-89-0x00000000007C0000-0x00000000007C8000-memory.dmp

Filesize
32KB

Download
memory/1832-90-0x000000006E480000-0x000000006EBBE000-memory.dmp

Filesize
7.2MB

Download
memory/1832-75-0x000000006EF80000-0x0000000070287000-memory.dmp

Filesize
19.0MB

Download
memory/1832-106-0x0000000073AE0000-0x0000000073CD4000-memory.dmp

Filesize
2.0MB

Download
memory/1832-73-0x0000000070290000-0x0000000070E3E000-memory.dmp

Filesize
11.7MB

Download
memory/1832-72-0x0000000000220000-0x000000000022A000-memory.dmp

Filesize
40KB

Download
memory/1832-71-0x0000000070E40000-0x0000000071233000-memory.dmp

Filesize
3.9MB

Download
memory/1832-70-0x0000000071240000-0x0000000071A20000-memory.dmp

Filesize
7.9MB

Download
memory/1832-69-0x0000000071A20000-0x0000000072430000-memory.dmp

Filesize
10.1MB

Download
memory/1832-67-0x0000000000C00000-0x0000000000F08000-memory.dmp

Filesize
3.0MB

Download
memory/1832-60-0x0000000000000000-mapping.dmp

Download
memory/1832-100-0x0000000072430000-0x00000000737BF000-memory.dmp

Filesize
19.6MB

Download
memory/1832-102-0x0000000070E40000-0x0000000071233000-memory.dmp

Filesize
3.9MB

Download
memory/1832-101-0x0000000071240000-0x0000000071A20000-memory.dmp

Filesize
7.9MB

Download
memory/1832-103-0x0000000071A20000-0x0000000072430000-memory.dmp

Filesize
10.1MB

Download
memory/1832-104-0x0000000070290000-0x0000000070E3E000-memory.dmp

Filesize
11.7MB

Download
memory/1832-105-0x000000006EF80000-0x0000000070287000-memory.dmp

Filesize
19.0MB

Download
memory/1956-92-0x0000000000000000-mapping.dmp

Download