b47d556f40c367f9f18b7f634cfc1f2d7227484748c0d8869e517e4ea7780112

Analysis

max time kernel
40s
max time network
32s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
03/05/2023, 18:07

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General

Target

file.exe
Size

37KB
MD5

e7c71fb9fd212f7b7630a6a841f7b676
SHA1

ad674b5c6f0277403948baa628879f41c095f18e
SHA256

b47d556f40c367f9f18b7f634cfc1f2d7227484748c0d8869e517e4ea7780112
SHA512

a16dd548b44a3543029aa77565872c9a3c0795a81703be8a755870ac6ef2bb5e9448b209b50d35d63e7e8b24b739ab91b02346e2ce817ffdd3bdf7efeb5d5673
SSDEEP

768:s/arALNDTL4Ib1viuQfyW9zVWv9wH2XYcV6Tizh:m5D3Bb1viu+L9smWh6Tiz

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1456	1136	WerFault.exe	21

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\ms-settings\Shell\Open	file.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\ms-settings\Shell\Open\command\DelegateExecute	file.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\ms-settings\Shell\Open\command\ = "powershell.exe -command Add-MpPreference -ExclusionPath C:\\"	file.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\ms-settings\Shell\Open\command	file.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\ms-settings	file.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\ms-settings\Shell	file.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1136	file.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1136 wrote to memory of 1456	1136	file.exe	28
PID 1136 wrote to memory of 1456	1136	file.exe	28
PID 1136 wrote to memory of 1456	1136	file.exe	28

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1136
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 1136 -s 1204
  2⤵
  - Program crash
  PID:1456

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1136-54-0x0000000000260000-0x000000000026E000-memory.dmp

Filesize
56KB

Download
memory/1136-55-0x000000001AEF0000-0x000000001AF70000-memory.dmp

Filesize
512KB

Download
memory/1136-56-0x000000001AEF0000-0x000000001AF70000-memory.dmp

Filesize
512KB

Download