b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf

Analysis

max time kernel
151s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 07:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
Size

134KB
MD5

1069182e2c103ba24a378a315a518350
SHA1

789586c8fa2fe7e07b7ed96397caa0f7519cb698
SHA256

b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf
SHA512

6991be0f264460a2b3666785aaced057cd2ac0878a5742801f2a8c985da6d357bb9e995b42f2b3bf174fac72bd06b56ddeba7045424b989f4a9f5ecf34acfe2a
SSDEEP

3072:Ct7Y0bEmiwaMkK6jqamDTxKfZh4sOX5lgLykTKirK8Qz:cIAZkljyvUOX5ssir

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4868	cmd.exe

Unexpected DNS network traffic destination 6 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	85.114.128.127
Destination IP	85.114.128.127
Destination IP	85.114.128.127
Destination IP	85.114.128.127
Destination IP	85.114.128.127
Destination IP	85.114.128.127

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Google Update = "\"C:\\Users\\Admin\\AppData\\Local\\Google\\Desktop\\Install\\{bfcb9398-bfb2-ca3f-1731-e604ea3da242}\\❤≸⋙\\Ⱒ☠⍨\\\u202eﯹ๛\\{bfcb9398-bfb2-ca3f-1731-e604ea3da242}\\GoogleUpdate.exe\" >"	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1316 set thread context of 4868	1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe	82

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
652	Process not Found
652	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
652	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
Token: SeDebugPrivilege	1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
Token: SeDebugPrivilege	1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
Token: SeDebugPrivilege	652	Process not Found

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
652	Process not Found

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1316 wrote to memory of 4868	1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe	82
PID 1316 wrote to memory of 4868	1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe	82
PID 1316 wrote to memory of 4868	1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe	82
PID 1316 wrote to memory of 4868	1316	b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe	82

C:\Users\Admin\AppData\Local\Temp\b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe
"C:\Users\Admin\AppData\Local\Temp\b21b479b325b655be2aca76a28ede2bdf402aad2016f4c4f7b3834a6c7b18dbf.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe"
  2⤵
  - Deletes itself
  PID:4868

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

Loading Replay Monitor...

Downloads

memory/652-136-0x0000000002E40000-0x0000000002E51000-memory.dmp

Filesize
68KB

Download
memory/1316-132-0x0000000001000000-0x000000000103E000-memory.dmp

Filesize
248KB

Download
memory/1316-135-0x0000000001000000-0x000000000103E000-memory.dmp

Filesize
248KB

Download