metasploit | 31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58

General

Target

31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe
Size

252KB
MD5

da4f4dec3704164ff1e0e867aee71140
SHA1

7d6f0bbd394694beb29b51c42afe2c72d2448dc5
SHA256

31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58
SHA512

f37aae7f0c913ac14cc7f5654a6bd0081c2be295fdf971180f3d678d4a29bea9f4f0fd22cc0ebe27fc90ba480c82df95f1da8ee36a2bc683a4c85d500cbc3d29
SSDEEP

6144:YCKpK87npwHLVYSE/A8xsTfr3F/MxObu3O+ObuBc/27777777777777777777775:KpT7MYS21xIfr3ZMh77777777777777v

Score

10^/10

metasploit backdoor discovery 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
Metasploit family
metasploit

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2164 set thread context of 2124	2164	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	30

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2124-6-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2124-13-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2124-12-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2124-10-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2124-5-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2124-3-0x0000000000400000-0x0000000000463000-memory.dmp	upx
behavioral1/memory/2124-15-0x0000000000400000-0x0000000000463000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2904	2124	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2124	2164	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	30
PID 2164 wrote to memory of 2124	2164	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	30
PID 2164 wrote to memory of 2124	2164	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	30
PID 2164 wrote to memory of 2124	2164	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	30
PID 2164 wrote to memory of 2124	2164	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	30
PID 2164 wrote to memory of 2124	2164	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	30
PID 2164 wrote to memory of 2124	2164	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	30
PID 2164 wrote to memory of 2124	2164	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	30
PID 2124 wrote to memory of 2904	2124	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	31
PID 2124 wrote to memory of 2904	2124	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	31
PID 2124 wrote to memory of 2904	2124	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	31
PID 2124 wrote to memory of 2904	2124	31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe	31

C:\Users\Admin\AppData\Local\Temp\31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe
"C:\Users\Admin\AppData\Local\Temp\31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Users\Admin\AppData\Local\Temp\31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe
  "C:\Users\Admin\AppData\Local\Temp\31ad99ec6f28588bdf59bc54f6c392423fed3274352bec062f89ffabbfda3f58N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 140
    3⤵
    - Program crash
    PID:2904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2124-6-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2124-13-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2124-12-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2124-10-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2124-5-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2124-3-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2124-1-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2124-15-0x0000000000400000-0x0000000000463000-memory.dmp

Filesize
396KB

Download
memory/2164-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2164-9-0x0000000000220000-0x0000000000273000-memory.dmp

Filesize
332KB

Download
memory/2164-8-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

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