ef1876bf583f57000a52b2879d1c49902715677331c1cc204c30294feb12e9f0

Analysis

max time kernel
142s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 01:38

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General

Target

404ebe64b33d2f01b100cc10ba84a97ac79107aac5a88948a3820161e11a86ae.exe
Size

196KB
MD5

b70aaa5c8c7dd1d5d57649b601127693
SHA1

745598aa07e6c4541747c57ad52e604a9cbbd02d
SHA256

404ebe64b33d2f01b100cc10ba84a97ac79107aac5a88948a3820161e11a86ae
SHA512

869e9b82b4ae1d72e91acaa36d9c077e604f731370ac8124a8d3c8b8cb9b3bd4041dafedcb2b7f3c86d3e4dbfb5bd1777d69e9de1ba0ce4c8404f9aeaecd9def
SSDEEP

3072:c29+hIl2epp1q5GWp1icKAArDZz4N9GhbkrNEk1wgXDnsZH4lLsEff/J:DwAwp0yN90QEhiwZH4lQEff/

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	404ebe64b33d2f01b100cc10ba84a97ac79107aac5a88948a3820161e11a86ae.exe

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
4596	reg.exe

Suspicious behavior: LoadsDriver 10 IoCs

pid	Process
4	Process not Found
4	Process not Found
4	Process not Found
4	Process not Found
4	Process not Found
656	Process not Found
4	Process not Found
4	Process not Found
4	Process not Found
4	Process not Found

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	408	cmstp.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4980 wrote to memory of 408	4980	404ebe64b33d2f01b100cc10ba84a97ac79107aac5a88948a3820161e11a86ae.exe	100
PID 4980 wrote to memory of 408	4980	404ebe64b33d2f01b100cc10ba84a97ac79107aac5a88948a3820161e11a86ae.exe	100
PID 408 wrote to memory of 4596	408	cmstp.exe	102
PID 408 wrote to memory of 4596	408	cmstp.exe	102
PID 408 wrote to memory of 4056	408	cmstp.exe	105
PID 408 wrote to memory of 4056	408	cmstp.exe	105
PID 4056 wrote to memory of 4292	4056	cmd.exe	106
PID 4056 wrote to memory of 4292	4056	cmd.exe	106

C:\Users\Admin\AppData\Local\Temp\404ebe64b33d2f01b100cc10ba84a97ac79107aac5a88948a3820161e11a86ae.exe
"C:\Users\Admin\AppData\Local\Temp\404ebe64b33d2f01b100cc10ba84a97ac79107aac5a88948a3820161e11a86ae.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4980
- C:\Windows\SYSTEM32\cmstp.exe
  cmstp.exe /s /su /ns 90ff0063-d143-484d-a0a6-51a6491b859e.inf
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:408
- - C:\Windows\SYSTEM32\reg.exe
    reg add HKLM\SYSTEM\CurrentControlSet\Services\RasMan\PPP\EAP\13 /v SelectSelfSignedCert /t REG_DWORD /d 1 /f
    3⤵
    - Modifies registry key
    PID:4596
- - C:\Windows\SYSTEM32\cmd.exe
    cmd.exe /c certutil -addstore root %APPDATA%\Microsoft\Network\Connections\Cm\90ff0063-d143-484d-a0a6-51a6491b859e\90ff0063-d143-484d-a0a6-51a6491b859e.cer
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4056
  - - C:\Windows\system32\certutil.exe
      certutil -addstore root C:\Users\Admin\AppData\Roaming\Microsoft\Network\Connections\Cm\90ff0063-d143-484d-a0a6-51a6491b859e\90ff0063-d143-484d-a0a6-51a6491b859e.cer
      4⤵
      PID:4292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads