b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96

Analysis

max time kernel
139s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 01:23

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General

Target

b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe
Size

125KB
MD5

20072e4a3a2090e5911903781d92c992
SHA1

e709630fc7e9b211c02726097ee8182467fa738d
SHA256

b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96
SHA512

4144f7efbe8eb8070696841df628b8b853740cbda13acc9b6e4ec9ddbb5431ac14f64d06d61656c2eecb468e4f270d692090bd970b7adc7fe411a759204ca181
SSDEEP

3072:Lnk0QpFZyOSAYZRx6iDrhLOUpGky7G96VXRs8e8zdrOAcFH/614:Lnk0lrTL96VqQpONwa

Score

6^/10

persistence

Malware Config

Signatures

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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Updates = "D:\\Updates.exe"	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\software\microsoft\windows\currentversion\run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Backup = "D:\\Backup.exe"	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\software\microsoft\windows\currentversion\run	reg.exe

Modifies registry key 1 TTPs 2 IoCs

Modify Registry

T1112

pid	Process
4792	reg.exe
3556	reg.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1064	b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 3472	1064	b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe	79
PID 1064 wrote to memory of 3472	1064	b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe	79
PID 1064 wrote to memory of 3472	1064	b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe	79
PID 1064 wrote to memory of 2436	1064	b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe	81
PID 1064 wrote to memory of 2436	1064	b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe	81
PID 1064 wrote to memory of 2436	1064	b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe	81
PID 3472 wrote to memory of 3556	3472	cmd.exe	84
PID 3472 wrote to memory of 3556	3472	cmd.exe	84
PID 3472 wrote to memory of 3556	3472	cmd.exe	84
PID 2436 wrote to memory of 4792	2436	cmd.exe	83
PID 2436 wrote to memory of 4792	2436	cmd.exe	83
PID 2436 wrote to memory of 4792	2436	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe
"C:\Users\Admin\AppData\Local\Temp\b8faa9bc8e452121f27c820c56736dc14f7f2d6b1e47a58f110aea24bf3d8e96.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Windows\SysWOW64\cmd.exe
  cmd /c reg add HKCU\software\microsoft\windows\currentversion\run /v Updates /t REG_SZ /d D:\Updates.exe /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3472
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\software\microsoft\windows\currentversion\run /v Updates /t REG_SZ /d D:\Updates.exe /f
    3⤵
    - Adds Run key to start application
    - Modifies registry key
    PID:3556
- C:\Windows\SysWOW64\cmd.exe
  cmd /c reg add HKCU\software\microsoft\windows\currentversion\run /v Backup /t REG_SZ /d D:\Backup.exe /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2436
- - C:\Windows\SysWOW64\reg.exe
    reg add HKCU\software\microsoft\windows\currentversion\run /v Backup /t REG_SZ /d D:\Backup.exe /f
    3⤵
    - Adds Run key to start application
    - Modifies registry key
    PID:4792

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

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Downloads

memory/1064-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

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memory/1064-139-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads