331a562953f7da86fb6fc344a1c27c49051105177f8ff8661058d801d8f12802

Analysis

max time kernel
139s
max time network
152s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
16-06-2024 02:37

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General

Target

·À½Ù³Ö1.0.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\\240616187.dll"	·À½Ù³Ö1.0.exe

Executes dropped EXE 1 IoCs

pid	Process
3800	Remocte1.exe

Loads dropped DLL 3 IoCs

pid	Process
2896	·À½Ù³Ö1.0.exe
1152	svchost.exe
3800	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
4448	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2896	·À½Ù³Ö1.0.exe
2896	·À½Ù³Ö1.0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2896	·À½Ù³Ö1.0.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2896	·À½Ù³Ö1.0.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 1248	2896	·À½Ù³Ö1.0.exe	77
PID 2896 wrote to memory of 1248	2896	·À½Ù³Ö1.0.exe	77
PID 2896 wrote to memory of 1248	2896	·À½Ù³Ö1.0.exe	77
PID 1248 wrote to memory of 4448	1248	cmd.exe	79
PID 1248 wrote to memory of 4448	1248	cmd.exe	79
PID 1248 wrote to memory of 4448	1248	cmd.exe	79
PID 1152 wrote to memory of 3800	1152	svchost.exe	80
PID 1152 wrote to memory of 3800	1152	svchost.exe	80
PID 1152 wrote to memory of 3800	1152	svchost.exe	80

C:\Users\Admin\AppData\Local\Temp\·À½Ù³Ö1.0.exe
"C:\Users\Admin\AppData\Local\Temp\·À½Ù³Ö1.0.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:2896
- 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\·À½Ù³Ö1.0.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1248
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - Runs ping.exe
    PID:4448

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remocte1"
1⤵
PID:3844

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:1152
- C:\Windows\SysWOW64\Remocte1.exe
  C:\Windows\system32\Remocte1.exe "c:\users\admin\appdata\local\temp\240616187.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3800

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

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Downloads

C:\Windows\SysWOW64\Remocte1.exe

Filesize
59KB

MD5
f57886ace1ab4972b0308f69b1a0029c

SHA1
519b2a981cb522ed2b0901f9871f9aa9781a6cd5

SHA256
2be981b3686ee5e725583f5936f5f0a0992723cad784457f91d9d1d5a15a0852

SHA512
c2b3f016a8c3993771cd5709e469c9dedfa1dd35047691de5e853e2ad0ac025ec210fc6cb662c82d08f62e2c889e5060e796414a4eaf6a6c1719cdd7e5debdf8

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\Users\Admin\AppData\Local\Temp\240616187.dll

Filesize
25KB

MD5
7058a766ab64adf883745d749cd0319f

SHA1
52f41f3df9b376345e669cc445da51e4d0647a17

SHA256
e433fea139b4bc81961a73df3159211c6a20475d798d53bfd3c11b77850caa5b

SHA512
8452538215ad6a6a793fc820be306acb9a0412b63e679375c2f0c56c4ba95a2b45bcc8520bbfeca8b8489c660c5a6a861707dee54104d796a294148e8fc2047c

Download Submit