96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3

Analysis

max time kernel
156s
max time network
177s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/11/2022, 12:53

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General

Target

96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe
Size

30KB
MD5

b64a79adbb70de2e53fa4b266707c396
SHA1

4f24b96a01fc7e66d5de706ad975e2687eccdb2c
SHA256

96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3
SHA512

2a9d7d827a3a0398c44e269b9697147ad47ce10e70bc4b39c308f5424d5071f84275ad03986d4c834835a24341b78645201c54d8c7c353716de7f5cb7cfc83e1
SSDEEP

768:XEFp0oisprliByzlHaCdbqXpFmvJFDb/hbtvCoqGlP051hBARHIL9kQ:Xm/iByzl6ZCJFDbZMvmG6Q9r

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1272\\uffive92.exe"	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe

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-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\five922 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1272\\uffive92.exe"	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-1272\Desktop.ini	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-1272\\uffive92.exe"	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1348	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe
1348	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 2152	1348	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe	37
PID 1348 wrote to memory of 2152	1348	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe	37
PID 1348 wrote to memory of 2152	1348	96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2152
- C:\Users\Admin\AppData\Local\Temp\96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe
  "C:\Users\Admin\AppData\Local\Temp\96abd35b1f4c4f60433ad6b06cef47773d1aad267e5624ca9c3023bd6fca70c3.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Adds Run key to start application
  - Drops desktop.ini file(s)
  - Modifies WinLogon
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1348

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1348-132-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1348-133-0x0000000000690000-0x00000000006A5000-memory.dmp

Filesize
84KB

Download