ca4727bd4e0147e0218ade8603dd6dca3c2d71dd800d4b65457528e944fc74b8

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12/12/2024, 17:37 UTC

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General

Target

EZView-1.9-uninst.exe
Size

53KB
MD5

462b7739861882c64ee2cac62a6502b8
SHA1

43cd0f1e3aa288f2586861ce74c2b0acf002ed76
SHA256

31d25ea3fac5e20b7dc60a9924e7cf212f58ed13cc355ca765b4085b0625f396
SHA512

43c7d71b7b2bd14a0f83b6372f8dc4e992e8a849171ced481417b29b265c32b7fe005d480b203207922ccfa6564800f9f2a203a9bbec7246b6526a25094306f9
SSDEEP

1536:6YHhhDWkSkWIGq4wjiKutgdLeAyNlOniksz4K:6KWAj/hjiKutceAliXcK

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2356	Un_A.exe

Executes dropped EXE 1 IoCs

pid	Process
2356	Un_A.exe

Loads dropped DLL 1 IoCs

pid	Process
516	EZView-1.9-uninst.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EZView-1.9-uninst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Un_A.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 516 wrote to memory of 2356	516	EZView-1.9-uninst.exe	31
PID 516 wrote to memory of 2356	516	EZView-1.9-uninst.exe	31
PID 516 wrote to memory of 2356	516	EZView-1.9-uninst.exe	31
PID 516 wrote to memory of 2356	516	EZView-1.9-uninst.exe	31

C:\Users\Admin\AppData\Local\Temp\EZView-1.9-uninst.exe
"C:\Users\Admin\AppData\Local\Temp\EZView-1.9-uninst.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:516
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

Filesize
53KB

MD5
462b7739861882c64ee2cac62a6502b8

SHA1
43cd0f1e3aa288f2586861ce74c2b0acf002ed76

SHA256
31d25ea3fac5e20b7dc60a9924e7cf212f58ed13cc355ca765b4085b0625f396

SHA512
43c7d71b7b2bd14a0f83b6372f8dc4e992e8a849171ced481417b29b265c32b7fe005d480b203207922ccfa6564800f9f2a203a9bbec7246b6526a25094306f9

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