metasploit | c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8

General

Target

c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
Size

245KB
MD5

bf9385fcd89d544437da1fab25a4da2a
SHA1

1d9c6eaefbb2783ea96e5c344104dd2958678c2e
SHA256

c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8
SHA512

ed8507972e5c09e351013cec02adeac767cb43cfeee90e168aa5f63c08225626ab6e05e0614e84c97286b5023101c44317e6c188e960b9d1fcd644b4c9661dfd
SSDEEP

3072:Z6oWxCeelhuLpu4bji4bgtoAVq9iroHHrc36FBNTE43ZyUwDKKKKKKqH8T3ofHI:UxDBpu4bjiAMpIi7OBbHwDKKKKKK

Score

10^/10

metasploit backdoor evasion persistence trojan upx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Modifies firewall policy service 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	wmplt64.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmplt64.exe = "C:\\Windows\\SysWOW64\\wmplt64.exe:*:Enabled:Windows Media Protocal"	wmplt64.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List	wmplt64.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\wmplt64.exe = "C:\\Windows\\SysWOW64\\wmplt64.exe:*:Enabled:Windows Media Protocal"	wmplt64.exe

Executes dropped EXE 2 IoCs

pid	Process
1620	wmplt64.exe
952	wmplt64.exe

UPX packed file 11 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1460-55-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/1460-57-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/1460-58-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/1460-60-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/1460-64-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/1460-65-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/1460-66-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/1460-67-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/1460-86-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/952-87-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral1/memory/952-88-0x0000000000400000-0x0000000000464000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
952	wmplt64.exe

Loads dropped DLL 2 IoCs

pid	Process
1460	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
1460	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.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\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	wmplt64.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Media Protocal = "C:\\Windows\\SysWOW64\\wmplt64.exe"	wmplt64.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	wmplt64.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	wmplt64.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\wmplt64.exe	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
File created	C:\Windows\SysWOW64\wmplt64.exe	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
File opened for modification	C:\Windows\SysWOW64\	wmplt64.exe
File opened for modification	C:\Windows\SysWOW64\wmplt64.exe	wmplt64.exe
File opened for modification	C:\Windows\SysWOW64\	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1504 set thread context of 1460	1504	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	26
PID 1620 set thread context of 952	1620	wmplt64.exe	28

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 7 IoCs

pid	Process
1460	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
1460	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
952	wmplt64.exe
952	wmplt64.exe
952	wmplt64.exe
952	wmplt64.exe
952	wmplt64.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1460	1504	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	26
PID 1504 wrote to memory of 1460	1504	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	26
PID 1504 wrote to memory of 1460	1504	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	26
PID 1504 wrote to memory of 1460	1504	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	26
PID 1504 wrote to memory of 1460	1504	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	26
PID 1504 wrote to memory of 1460	1504	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	26
PID 1504 wrote to memory of 1460	1504	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	26
PID 1504 wrote to memory of 1460	1504	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	26
PID 1460 wrote to memory of 1620	1460	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	27
PID 1460 wrote to memory of 1620	1460	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	27
PID 1460 wrote to memory of 1620	1460	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	27
PID 1460 wrote to memory of 1620	1460	c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe	27
PID 1620 wrote to memory of 952	1620	wmplt64.exe	28
PID 1620 wrote to memory of 952	1620	wmplt64.exe	28
PID 1620 wrote to memory of 952	1620	wmplt64.exe	28
PID 1620 wrote to memory of 952	1620	wmplt64.exe	28
PID 1620 wrote to memory of 952	1620	wmplt64.exe	28
PID 1620 wrote to memory of 952	1620	wmplt64.exe	28
PID 1620 wrote to memory of 952	1620	wmplt64.exe	28
PID 1620 wrote to memory of 952	1620	wmplt64.exe	28
PID 952 wrote to memory of 1396	952	wmplt64.exe	14
PID 952 wrote to memory of 1396	952	wmplt64.exe	14

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1396
- C:\Users\Admin\AppData\Local\Temp\c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
  "C:\Users\Admin\AppData\Local\Temp\c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1504
- - C:\Users\Admin\AppData\Local\Temp\c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe
    "C:\Users\Admin\AppData\Local\Temp\c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8.exe"
    3⤵
    - Loads dropped DLL
    - Maps connected drives based on registry
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1460
  - - C:\Windows\SysWOW64\wmplt64.exe
      "C:\Windows\SysWOW64\wmplt64.exe" C:\Users\Admin\AppData\Local\Temp\C2E5CC~1.EXE
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:1620
    - - C:\Windows\SysWOW64\wmplt64.exe
        
        "C:\Windows\SysWOW64\wmplt64.exe" C:\Users\Admin\AppData\Local\Temp\C2E5CC~1.EXE
        5⤵
        Modifies firewall policy service
        Executes dropped EXE
        Deletes itself
        Adds Run key to start application
        Maps connected drives based on registry
        Drops file in System32 directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:952

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

2

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\wmplt64.exe

Filesize
245KB

MD5
bf9385fcd89d544437da1fab25a4da2a

SHA1
1d9c6eaefbb2783ea96e5c344104dd2958678c2e

SHA256
c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8

SHA512
ed8507972e5c09e351013cec02adeac767cb43cfeee90e168aa5f63c08225626ab6e05e0614e84c97286b5023101c44317e6c188e960b9d1fcd644b4c9661dfd

Download Submit
C:\Windows\SysWOW64\wmplt64.exe

Filesize
245KB

MD5
bf9385fcd89d544437da1fab25a4da2a

SHA1
1d9c6eaefbb2783ea96e5c344104dd2958678c2e

SHA256
c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8

SHA512
ed8507972e5c09e351013cec02adeac767cb43cfeee90e168aa5f63c08225626ab6e05e0614e84c97286b5023101c44317e6c188e960b9d1fcd644b4c9661dfd

Download Submit
C:\Windows\SysWOW64\wmplt64.exe

Filesize
245KB

MD5
bf9385fcd89d544437da1fab25a4da2a

SHA1
1d9c6eaefbb2783ea96e5c344104dd2958678c2e

SHA256
c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8

SHA512
ed8507972e5c09e351013cec02adeac767cb43cfeee90e168aa5f63c08225626ab6e05e0614e84c97286b5023101c44317e6c188e960b9d1fcd644b4c9661dfd

Download Submit
\Windows\SysWOW64\wmplt64.exe

Filesize
245KB

MD5
bf9385fcd89d544437da1fab25a4da2a

SHA1
1d9c6eaefbb2783ea96e5c344104dd2958678c2e

SHA256
c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8

SHA512
ed8507972e5c09e351013cec02adeac767cb43cfeee90e168aa5f63c08225626ab6e05e0614e84c97286b5023101c44317e6c188e960b9d1fcd644b4c9661dfd

Download Submit
\Windows\SysWOW64\wmplt64.exe

Filesize
245KB

MD5
bf9385fcd89d544437da1fab25a4da2a

SHA1
1d9c6eaefbb2783ea96e5c344104dd2958678c2e

SHA256
c2e5cca71e11404d3e99f9de1f0f789a990ffea56e8266a571e9f6ebb6151ba8

SHA512
ed8507972e5c09e351013cec02adeac767cb43cfeee90e168aa5f63c08225626ab6e05e0614e84c97286b5023101c44317e6c188e960b9d1fcd644b4c9661dfd

Download Submit
memory/952-88-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/952-87-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1396-89-0x0000000002540000-0x000000000255E000-memory.dmp

Filesize
120KB

Download
memory/1460-67-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1460-66-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1460-65-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1460-64-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1460-63-0x00000000768A1000-0x00000000768A3000-memory.dmp

Filesize
8KB

Download
memory/1460-54-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1460-60-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1460-86-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1460-58-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1460-57-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1460-55-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads