54ce7a04b71a1bbdfcfd0bf46bd1f138dee5d4554e21192d1f98d0e02694f351

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2022, 21:53

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General

Target

Trojan-Ransom.Win32.Blocker.exe
Size

159KB
MD5

dc5c71aef24a5899f63c3f9c15993697
SHA1

2905771c826c7d9f183c73d6e97c990c022f1ef8
SHA256

54ce7a04b71a1bbdfcfd0bf46bd1f138dee5d4554e21192d1f98d0e02694f351
SHA512

f2ed34207c9f8381fcd0069c268dc3bdd4a1f7d57ea339362f23522c1157d6a9ec8c2489c5a2cca90b4213a3ed91182f94cfd45c04750d74851fdca7b1ac9f02
SSDEEP

3072:QXKzYpRZUWtMLQ3qn8JZFHWFxxxIwL0OgYe3Wwiku:QXk2RPWQ3q8/OxjL0o3Hku

Score

7^/10

persistence

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\681de19.exe	explorer.exe

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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\681de1 = "C:\\681de19\\681de19.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*81de1 = "C:\\681de19\\681de19.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\681de19 = "C:\\Users\\Admin\\AppData\\Roaming\\681de19.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*81de19 = "C:\\Users\\Admin\\AppData\\Roaming\\681de19.exe"	explorer.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
5064	Trojan-Ransom.Win32.Blocker.exe
3588	explorer.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5064 wrote to memory of 3588	5064	Trojan-Ransom.Win32.Blocker.exe	81
PID 5064 wrote to memory of 3588	5064	Trojan-Ransom.Win32.Blocker.exe	81
PID 5064 wrote to memory of 3588	5064	Trojan-Ransom.Win32.Blocker.exe	81
PID 3588 wrote to memory of 5092	3588	explorer.exe	82
PID 3588 wrote to memory of 5092	3588	explorer.exe	82
PID 3588 wrote to memory of 5092	3588	explorer.exe	82

C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Blocker.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Blocker.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5064
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\syswow64\explorer.exe"
  2⤵
  - Drops startup file
  - Adds Run key to start application
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3588
- - C:\Windows\SysWOW64\svchost.exe
    -k netsvcs
    3⤵
    PID:5092

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3588-136-0x0000000001200000-0x0000000001220000-memory.dmp

Filesize
128KB

Download
memory/5064-132-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/5064-133-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/5092-138-0x0000000000960000-0x0000000000980000-memory.dmp

Filesize
128KB

Download
memory/5092-139-0x0000000000960000-0x0000000000980000-memory.dmp

Filesize
128KB

Download