91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a

General

Target

91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a.exe
Size

93KB
MD5

c83d2d468f682d130bdc0bdb22b914c2
SHA1

70d094e459f3b59412fc11be2e6142d666138817
SHA256

91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a
SHA512

b5e019195589f505437bc2fa7b35f9d94df6f1c3e4d15731e893d0a84299785f2aac000a3a4959665644b819ea4c6737f72daffd522cb427747a0b08a9f35aa2
SSDEEP

1536:Hh9jFJr6+Uu8WPg1pM2uH2DYdqz9EINY3t:/xZ6+H8W0pM2uH2DYQzVat

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1120	windows.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1724	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecc7c8c51c0850c1ec247c7fd3602f20.exe	windows.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ecc7c8c51c0850c1ec247c7fd3602f20.exe	windows.exe

Loads dropped DLL 1 IoCs

pid	Process
1444	91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ecc7c8c51c0850c1ec247c7fd3602f20 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windows.exe\" .."	windows.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ecc7c8c51c0850c1ec247c7fd3602f20 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windows.exe\" .."	windows.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1120	windows.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1120	windows.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1444 wrote to memory of 1120	1444	91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a.exe	27
PID 1444 wrote to memory of 1120	1444	91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a.exe	27
PID 1444 wrote to memory of 1120	1444	91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a.exe	27
PID 1444 wrote to memory of 1120	1444	91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a.exe	27
PID 1120 wrote to memory of 1724	1120	windows.exe	28
PID 1120 wrote to memory of 1724	1120	windows.exe	28
PID 1120 wrote to memory of 1724	1120	windows.exe	28
PID 1120 wrote to memory of 1724	1120	windows.exe	28

C:\Users\Admin\AppData\Local\Temp\91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a.exe
"C:\Users\Admin\AppData\Local\Temp\91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1444
- C:\Users\Admin\AppData\Local\Temp\windows.exe
  "C:\Users\Admin\AppData\Local\Temp\windows.exe"
  2⤵
  - Executes dropped EXE
  - Drops startup file
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1120
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\windows.exe" "windows.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1724

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\windows.exe

Filesize
93KB

MD5
c83d2d468f682d130bdc0bdb22b914c2

SHA1
70d094e459f3b59412fc11be2e6142d666138817

SHA256
91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a

SHA512
b5e019195589f505437bc2fa7b35f9d94df6f1c3e4d15731e893d0a84299785f2aac000a3a4959665644b819ea4c6737f72daffd522cb427747a0b08a9f35aa2

Download Submit
C:\Users\Admin\AppData\Local\Temp\windows.exe

Filesize
93KB

MD5
c83d2d468f682d130bdc0bdb22b914c2

SHA1
70d094e459f3b59412fc11be2e6142d666138817

SHA256
91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a

SHA512
b5e019195589f505437bc2fa7b35f9d94df6f1c3e4d15731e893d0a84299785f2aac000a3a4959665644b819ea4c6737f72daffd522cb427747a0b08a9f35aa2

Download Submit
\Users\Admin\AppData\Local\Temp\windows.exe

Filesize
93KB

MD5
c83d2d468f682d130bdc0bdb22b914c2

SHA1
70d094e459f3b59412fc11be2e6142d666138817

SHA256
91417d383e8b10afe9cd444b204ae826d8cd7848c97c1c2a14025c273a251c9a

SHA512
b5e019195589f505437bc2fa7b35f9d94df6f1c3e4d15731e893d0a84299785f2aac000a3a4959665644b819ea4c6737f72daffd522cb427747a0b08a9f35aa2

Download Submit
memory/1120-62-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/1120-64-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/1444-54-0x0000000075D71000-0x0000000075D73000-memory.dmp

Filesize
8KB

Download
memory/1444-61-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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