1f2e39728d627019c482b270eabb614d39100ed910797c6884fc405ae6514412

Analysis

max time kernel
139s
max time network
148s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
11-06-2024 19:42

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General

Target

1.exe
Size

48KB
MD5

7f0bf23db6496335d9adf01fb50ec091
SHA1

92ba1a47b40306bf5e4027506c7683ab3577fb73
SHA256

1f2e39728d627019c482b270eabb614d39100ed910797c6884fc405ae6514412
SHA512

f62a8b136cec137784692547bb7259e36592dd474c16914683f872ab30f482d8acf6a2064c996515c1c99b3337c15b4d0c85fe971cd599c8e9aa54b5822f40df
SSDEEP

768:zynb12Aw5J6HC4kq5Jp9bjAzhyY55J+NStcEeUlyqgZl4p67ThPC:Ub1MsHz3JDwhyWr+N95OTga6I

Score

8^/10

persistence

Malware Config

Signatures

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remocte1\Parameters\ServiceDll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\240609171.dll"	1.exe

Executes dropped EXE 1 IoCs

pid	Process
340	Remocte1.exe

Loads dropped DLL 3 IoCs

pid	Process
1948	1.exe
4064	svchost.exe
340	Remocte1.exe

Creates a Windows Service
persistence

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Remocte1.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remocte1.exe	svchost.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
8	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1948	1.exe
1948	1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1948	1.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1948	1.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 1160	1948	1.exe	80
PID 1948 wrote to memory of 1160	1948	1.exe	80
PID 1948 wrote to memory of 1160	1948	1.exe	80
PID 1160 wrote to memory of 8	1160	cmd.exe	82
PID 1160 wrote to memory of 8	1160	cmd.exe	82
PID 1160 wrote to memory of 8	1160	cmd.exe	82
PID 4064 wrote to memory of 340	4064	svchost.exe	83
PID 4064 wrote to memory of 340	4064	svchost.exe	83
PID 4064 wrote to memory of 340	4064	svchost.exe	83

C:\Users\Admin\AppData\Local\Temp\1.exe
"C:\Users\Admin\AppData\Local\Temp\1.exe"
1⤵
- Sets DLL path for service in the registry
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\1.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1160
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - Runs ping.exe
    PID:8

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remocte1"
1⤵
PID:4820

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remocte1"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4064
- C:\Windows\SysWOW64\Remocte1.exe
  C:\Windows\system32\Remocte1.exe "c:\users\admin\appdata\local\temp\240609171.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:340

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

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\240609171.dll

Filesize
25KB

MD5
7058a766ab64adf883745d749cd0319f

SHA1
52f41f3df9b376345e669cc445da51e4d0647a17

SHA256
e433fea139b4bc81961a73df3159211c6a20475d798d53bfd3c11b77850caa5b

SHA512
8452538215ad6a6a793fc820be306acb9a0412b63e679375c2f0c56c4ba95a2b45bcc8520bbfeca8b8489c660c5a6a861707dee54104d796a294148e8fc2047c

Download Submit
C:\Windows\SysWOW64\Remocte1.exe

Filesize
40KB

MD5
22bb5bd901d8b25ac5b41edbb7d5053e

SHA1
8a935dd8d7e104fc553ff7e8b54a404f7b079334

SHA256
8dcaeeebef9b9f3d41d295db145ffb3850f309d089c08125c7fa7034db5fd80e

SHA512
cc3fb68fd6791a08e4a7d1a8db8d07cfcc8c9b9dceec10b53f0cb7ee86473303a19be4f23e379f84c59e02d0568e7c066e21cd1300f6032dac4ba52f609f62e7

Download Submit