89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524

General

Target

89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe
Size

280KB
MD5

18421225a0105d49f19e510a4ad9c156
SHA1

92383ac38aa68631140f907bc69eecaa71c59a91
SHA256

89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524
SHA512

3561a45b109521fd845059fc741e961341729c4006180c43008033833db4a29c181becb8bf90f245f3eea0d7aff83b009b486a970cba8b6cb553322cd804745f
SSDEEP

6144:2AQBgjp8gzXdi1w+ChxeQI73lbgeHlNgA:2AQBgjp8p1w+ChxeQITFgeAA

Score

10^/10

evasion persistence spyware stealer

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	viaji.exe

Executes dropped EXE 1 IoCs

pid	Process
1020	viaji.exe

Loads dropped DLL 2 IoCs

pid	Process
1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe
1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe

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

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\viaji = "C:\\Users\\Admin\\viaji.exe /k"	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\	viaji.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\viaji = "C:\\Users\\Admin\\viaji.exe /x"	viaji.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.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

pid	pid_target	Process	procid_target
268	1952	WerFault.exe	18

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe
1020	viaji.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe
1020	viaji.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 1020	1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe	28
PID 1952 wrote to memory of 1020	1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe	28
PID 1952 wrote to memory of 1020	1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe	28
PID 1952 wrote to memory of 1020	1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe	28
PID 1952 wrote to memory of 268	1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe	29
PID 1952 wrote to memory of 268	1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe	29
PID 1952 wrote to memory of 268	1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe	29
PID 1952 wrote to memory of 268	1952	89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe	29

C:\Users\Admin\AppData\Local\Temp\89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe
"C:\Users\Admin\AppData\Local\Temp\89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Users\Admin\viaji.exe
  "C:\Users\Admin\viaji.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1020
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1952 -s 780
  2⤵
  - Program crash
  PID:268

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\viaji.exe

Filesize
280KB

MD5
18421225a0105d49f19e510a4ad9c156

SHA1
92383ac38aa68631140f907bc69eecaa71c59a91

SHA256
89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524

SHA512
3561a45b109521fd845059fc741e961341729c4006180c43008033833db4a29c181becb8bf90f245f3eea0d7aff83b009b486a970cba8b6cb553322cd804745f

Download Submit
C:\Users\Admin\viaji.exe

Filesize
280KB

MD5
18421225a0105d49f19e510a4ad9c156

SHA1
92383ac38aa68631140f907bc69eecaa71c59a91

SHA256
89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524

SHA512
3561a45b109521fd845059fc741e961341729c4006180c43008033833db4a29c181becb8bf90f245f3eea0d7aff83b009b486a970cba8b6cb553322cd804745f

Download Submit
\Users\Admin\viaji.exe

Filesize
280KB

MD5
18421225a0105d49f19e510a4ad9c156

SHA1
92383ac38aa68631140f907bc69eecaa71c59a91

SHA256
89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524

SHA512
3561a45b109521fd845059fc741e961341729c4006180c43008033833db4a29c181becb8bf90f245f3eea0d7aff83b009b486a970cba8b6cb553322cd804745f

Download Submit
\Users\Admin\viaji.exe

Filesize
280KB

MD5
18421225a0105d49f19e510a4ad9c156

SHA1
92383ac38aa68631140f907bc69eecaa71c59a91

SHA256
89be8cc89abe4572da597e3b04978d23d94ea95e65b5fb9d99fafef80523f524

SHA512
3561a45b109521fd845059fc741e961341729c4006180c43008033833db4a29c181becb8bf90f245f3eea0d7aff83b009b486a970cba8b6cb553322cd804745f

Download Submit
memory/268-65-0x0000000000000000-mapping.dmp

Download
memory/1020-59-0x0000000000000000-mapping.dmp

Download
memory/1952-56-0x0000000075981000-0x0000000075983000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads