95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b

General

Target

95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
Size

228KB
MD5

70491582e2f585f49e445c92b6e5ce20
SHA1

f5ab02ab8c465324fe43f221de3177b1cf91a6cb
SHA256

95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b
SHA512

d73c89340f05dd2385bd82e88ba19ecb19c1a2c997139b0a39919c11a582a5d6c4ece501985b11f81378375f5abb9adc97fbc8ac4b47a75a38fe57c228b4fb89
SSDEEP

6144:1LoOYQfQolHQDinWTZqAukQJ3aCynEMOgL8y6Ero:t0nDinWTYAukQJ3pynEMOgL8y6R

Score

10^/10

evasion persistence

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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	viihep.exe

Executes dropped EXE 1 IoCs

pid	Process
904	viihep.exe

Loads dropped DLL 2 IoCs

pid	Process
108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe

Adds Run key to start application 2 TTPs 9 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\viihep = "C:\\Users\\Admin\\viihep.exe /f"	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\viihep = "C:\\Users\\Admin\\viihep.exe /h"	viihep.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\viihep = "C:\\Users\\Admin\\viihep.exe /d"	viihep.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\	viihep.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\viihep = "C:\\Users\\Admin\\viihep.exe /j"	viihep.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\viihep = "C:\\Users\\Admin\\viihep.exe /x"	viihep.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\viihep = "C:\\Users\\Admin\\viihep.exe /f"	viihep.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\viihep = "C:\\Users\\Admin\\viihep.exe /m"	viihep.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	viihep.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	viihep.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe

Drops autorun.inf file 1 TTPs 1 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	C:\Users\Admin\c\autorun.inf	viihep.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe
904	viihep.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
904	viihep.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 108 wrote to memory of 904	108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe	27
PID 108 wrote to memory of 904	108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe	27
PID 108 wrote to memory of 904	108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe	27
PID 108 wrote to memory of 904	108	95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe	27

C:\Users\Admin\AppData\Local\Temp\95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe
"C:\Users\Admin\AppData\Local\Temp\95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:108
- C:\Users\Admin\viihep.exe
  "C:\Users\Admin\viihep.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Maps connected drives based on registry
  - Drops autorun.inf file
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:904

Network

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

1

T1091

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

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\viihep.exe

Filesize
228KB

MD5
70491582e2f585f49e445c92b6e5ce20

SHA1
f5ab02ab8c465324fe43f221de3177b1cf91a6cb

SHA256
95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b

SHA512
d73c89340f05dd2385bd82e88ba19ecb19c1a2c997139b0a39919c11a582a5d6c4ece501985b11f81378375f5abb9adc97fbc8ac4b47a75a38fe57c228b4fb89

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

Filesize
228KB

MD5
70491582e2f585f49e445c92b6e5ce20

SHA1
f5ab02ab8c465324fe43f221de3177b1cf91a6cb

SHA256
95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b

SHA512
d73c89340f05dd2385bd82e88ba19ecb19c1a2c997139b0a39919c11a582a5d6c4ece501985b11f81378375f5abb9adc97fbc8ac4b47a75a38fe57c228b4fb89

Download Submit
\Users\Admin\viihep.exe

Filesize
228KB

MD5
70491582e2f585f49e445c92b6e5ce20

SHA1
f5ab02ab8c465324fe43f221de3177b1cf91a6cb

SHA256
95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b

SHA512
d73c89340f05dd2385bd82e88ba19ecb19c1a2c997139b0a39919c11a582a5d6c4ece501985b11f81378375f5abb9adc97fbc8ac4b47a75a38fe57c228b4fb89

Download Submit
\Users\Admin\viihep.exe

Filesize
228KB

MD5
70491582e2f585f49e445c92b6e5ce20

SHA1
f5ab02ab8c465324fe43f221de3177b1cf91a6cb

SHA256
95ce6a04e26d4adf72b63c0c84ab04f27d34175d923d8450d590940374b5d13b

SHA512
d73c89340f05dd2385bd82e88ba19ecb19c1a2c997139b0a39919c11a582a5d6c4ece501985b11f81378375f5abb9adc97fbc8ac4b47a75a38fe57c228b4fb89

Download Submit
memory/108-56-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads