metasploit | 78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/12/2024, 08:00

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General

Target

78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe
Size

441KB
MD5

5c08ca135ff9d8316dd10845db00f635
SHA1

a24c9ccc818e192356169c409c265645e6f39824
SHA256

78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e
SHA512

a38b1c2db66416d96e966960ef394da048065f981d1386851581e43c579ebddc623bbfb4dac8a2079ddf1190ab3548e57a7b5abef6d0ca186aae438e84b0f9db
SSDEEP

6144:QZlBLpEu7eOhAF2QXcnzVRPYfmB8LVqv7IVuUmj+ZF6/BCrO6Kwc:QlpEu7eOhA7XcnzjYf+8LV2IVgj+Ep

Score

10^/10

metasploit backdoor discovery trojan upx

Malware Config

Extracted

Family

metasploit

Version

encoder/fnstenv_mov

Signatures

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

Executes dropped EXE 8 IoCs

pid	Process
2680	wplayer.exe
2832	wplayer.exe
2328	wplayer.exe
2776	wplayer.exe
288	wplayer.exe
2064	wplayer.exe
2408	wplayer.exe
3052	wplayer.exe

Loads dropped DLL 16 IoCs

pid	Process
2796	78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe
2796	78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe
2680	wplayer.exe
2680	wplayer.exe
2832	wplayer.exe
2832	wplayer.exe
2328	wplayer.exe
2328	wplayer.exe
2776	wplayer.exe
2776	wplayer.exe
288	wplayer.exe
288	wplayer.exe
2064	wplayer.exe
2064	wplayer.exe
2408	wplayer.exe
2408	wplayer.exe

Drops file in System32 directory 18 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File opened for modification	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File created	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File created	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File created	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File opened for modification	C:\Windows\SysWOW64\wplayer.exe	78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe
File opened for modification	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File opened for modification	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File created	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File created	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File created	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File opened for modification	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File opened for modification	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File created	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File created	C:\Windows\SysWOW64\wplayer.exe	78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe
File opened for modification	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File created	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe
File opened for modification	C:\Windows\SysWOW64\wplayer.exe	wplayer.exe

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2796-0-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/files/0x000e000000012275-4.dat	upx
behavioral1/memory/2680-12-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/2796-14-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/2680-15-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/2832-19-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/2328-23-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/2776-27-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/2776-28-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/288-32-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/288-33-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/2064-37-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/2408-41-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/3052-45-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral1/memory/3052-46-0x0000000000400000-0x00000000004AE000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wplayer.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 2680	2796	78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe	31
PID 2796 wrote to memory of 2680	2796	78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe	31
PID 2796 wrote to memory of 2680	2796	78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe	31
PID 2796 wrote to memory of 2680	2796	78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe	31
PID 2680 wrote to memory of 2832	2680	wplayer.exe	32
PID 2680 wrote to memory of 2832	2680	wplayer.exe	32
PID 2680 wrote to memory of 2832	2680	wplayer.exe	32
PID 2680 wrote to memory of 2832	2680	wplayer.exe	32
PID 2832 wrote to memory of 2328	2832	wplayer.exe	33
PID 2832 wrote to memory of 2328	2832	wplayer.exe	33
PID 2832 wrote to memory of 2328	2832	wplayer.exe	33
PID 2832 wrote to memory of 2328	2832	wplayer.exe	33
PID 2328 wrote to memory of 2776	2328	wplayer.exe	34
PID 2328 wrote to memory of 2776	2328	wplayer.exe	34
PID 2328 wrote to memory of 2776	2328	wplayer.exe	34
PID 2328 wrote to memory of 2776	2328	wplayer.exe	34
PID 2776 wrote to memory of 288	2776	wplayer.exe	35
PID 2776 wrote to memory of 288	2776	wplayer.exe	35
PID 2776 wrote to memory of 288	2776	wplayer.exe	35
PID 2776 wrote to memory of 288	2776	wplayer.exe	35
PID 288 wrote to memory of 2064	288	wplayer.exe	36
PID 288 wrote to memory of 2064	288	wplayer.exe	36
PID 288 wrote to memory of 2064	288	wplayer.exe	36
PID 288 wrote to memory of 2064	288	wplayer.exe	36
PID 2064 wrote to memory of 2408	2064	wplayer.exe	38
PID 2064 wrote to memory of 2408	2064	wplayer.exe	38
PID 2064 wrote to memory of 2408	2064	wplayer.exe	38
PID 2064 wrote to memory of 2408	2064	wplayer.exe	38
PID 2408 wrote to memory of 3052	2408	wplayer.exe	39
PID 2408 wrote to memory of 3052	2408	wplayer.exe	39
PID 2408 wrote to memory of 3052	2408	wplayer.exe	39
PID 2408 wrote to memory of 3052	2408	wplayer.exe	39

C:\Users\Admin\AppData\Local\Temp\78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe
"C:\Users\Admin\AppData\Local\Temp\78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2796
- C:\Windows\SysWOW64\wplayer.exe
  C:\Windows\system32\wplayer.exe 468 "C:\Users\Admin\AppData\Local\Temp\78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\wplayer.exe
    C:\Windows\system32\wplayer.exe 520 "C:\Windows\SysWOW64\wplayer.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2832
  - - C:\Windows\SysWOW64\wplayer.exe
      C:\Windows\system32\wplayer.exe 524 "C:\Windows\SysWOW64\wplayer.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2328
    - - C:\Windows\SysWOW64\wplayer.exe
        
        C:\Windows\system32\wplayer.exe 528 "C:\Windows\SysWOW64\wplayer.exe"
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2776
      - C:\Windows\SysWOW64\wplayer.exe
        
        C:\Windows\system32\wplayer.exe 532 "C:\Windows\SysWOW64\wplayer.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:288
        
        C:\Windows\SysWOW64\wplayer.exe
        
        C:\Windows\system32\wplayer.exe 536 "C:\Windows\SysWOW64\wplayer.exe"
        7⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2064
        
        C:\Windows\SysWOW64\wplayer.exe
        
        C:\Windows\system32\wplayer.exe 540 "C:\Windows\SysWOW64\wplayer.exe"
        8⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2408
        
        C:\Windows\SysWOW64\wplayer.exe
        
        C:\Windows\system32\wplayer.exe 544 "C:\Windows\SysWOW64\wplayer.exe"
        9⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        
        PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\SysWOW64\wplayer.exe

Filesize
441KB

MD5
5c08ca135ff9d8316dd10845db00f635

SHA1
a24c9ccc818e192356169c409c265645e6f39824

SHA256
78479f94f0e31b0c332314cf0c398dcffe9c2db6a1972b079957ac6a8be1810e

SHA512
a38b1c2db66416d96e966960ef394da048065f981d1386851581e43c579ebddc623bbfb4dac8a2079ddf1190ab3548e57a7b5abef6d0ca186aae438e84b0f9db

Download Submit
memory/288-32-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/288-33-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2064-37-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2328-23-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2408-41-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2680-12-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2680-15-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2776-27-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2776-28-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2796-0-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2796-14-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/2796-10-0x0000000002550000-0x00000000025FE000-memory.dmp

Filesize
696KB

Download
memory/2832-19-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/3052-45-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/3052-46-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download