be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6

Analysis

max time kernel
134s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/10/2022, 13:25

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General

Target

be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6.exe
Size

124KB
MD5

90ec239735de51f8d62aac12709377b0
SHA1

97d44f1cf5a9b6f81e7d44957f7f62b04daded90
SHA256

be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6
SHA512

4d0393f7d1f8124d74406468f8fc370de660a093df338c169b6254fc5246b293cce1dbcd38aa4d966a1bc0708425658efc6eee7695b72e0acd7d83aa94c31257
SSDEEP

1536:uvU+vX/2wgRgB3XEL8FvqKWs+wEjdK4ED+BMn+B4FRHspJdgDewzqG:F+9gOB3m8FvqKBzEjNq+6DspJdgDZN

Score

4^/10

Malware Config

Signatures

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\Niko\IEXPLORE.EXE	be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6.exe
File opened for modification	C:\Program Files\Internet Explorer\Niko\IEXPLORE.EXE	be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6.exe

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
4920	reg.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 4584	1780	be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6.exe	83
PID 1780 wrote to memory of 4584	1780	be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6.exe	83
PID 1780 wrote to memory of 4584	1780	be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6.exe	83
PID 4584 wrote to memory of 4920	4584	cmd.exe	85
PID 4584 wrote to memory of 4920	4584	cmd.exe	85
PID 4584 wrote to memory of 4920	4584	cmd.exe	85
PID 4584 wrote to memory of 4836	4584	cmd.exe	86
PID 4584 wrote to memory of 4836	4584	cmd.exe	86
PID 4584 wrote to memory of 4836	4584	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6.exe
"C:\Users\Admin\AppData\Local\Temp\be78711f1256516ee24fd10aedd90f129776add13317514c9fb91a302a423ea6.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\Start.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4584
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Associations /v ModRiskFileTypes /t REG_SZ /d .exe /f
    3⤵
    - Modifies registry key
    PID:4920
- - C:\Windows\SysWOW64\gpupdate.exe
    gpupdate /force
    3⤵
    PID:4836

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Start.bat

Filesize
200B

MD5
9cedeb0b293d2b5491225ef3d9eb2a8b

SHA1
b607ef9bd319b6ec696c8dab8a314998d133298b

SHA256
3fc59706783a0778da9121da52a63e34e47c82f436d5b14943e14fb418fd4f08

SHA512
ec7d4544e32b1ea460895b1037a9eca2529eed45d6ee1644f83dfc4d4ad8f7c32a811ee4627bc6b243fb5d5c9e3e2b22060d6a2903692830ff1f114d2b9f3cfc

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