metamorpherrat | 8d4b33f016a0358ab33a61a53be27b775979a15719e2168d66bae6a7a598d2e1

Analysis

max time kernel
140s
max time network
152s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:16

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General

Target

cbc319d8078c6c134b5cc6d67a9d587c.exe
Size

78KB
MD5

cbc319d8078c6c134b5cc6d67a9d587c
SHA1

b5e270722fa7c5bbdd68c0e3f4f2420b6ff23740
SHA256

087d6ff0e85c4c64aea33a0951a565a5815c9b0c04b24ab2ebc65fa704b140fe
SHA512

e34c31e6896b35913f3018274ad54a2d8f316a656a2abcc8e34849d8070490debeaca1faf651931da5c4c3505296ed1fe2520b423197440c6ccb3fbb1dd2fe1d
SSDEEP

1536:rCHFo6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQt/9/d12H:rCHFo53Ln7N041Qqhg/9/g

Score

10^/10

metamorpherrat discovery persistence rat stealer trojan

Malware Config

Signatures

MetamorpherRAT
Metamorpherrat is a hacking tool that has been around for a while since 2013.
trojan rat stealer metamorpherrat
Metamorpherrat family
metamorpherrat

Executes dropped EXE 1 IoCs

pid	Process
2756	tmpE6C6.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2544	cbc319d8078c6c134b5cc6d67a9d587c.exe
2544	cbc319d8078c6c134b5cc6d67a9d587c.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpE6C6.tmp.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	cbc319d8078c6c134b5cc6d67a9d587c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpE6C6.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2544	cbc319d8078c6c134b5cc6d67a9d587c.exe
Token: SeDebugPrivilege	2756	tmpE6C6.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 3020	2544	cbc319d8078c6c134b5cc6d67a9d587c.exe	29
PID 2544 wrote to memory of 3020	2544	cbc319d8078c6c134b5cc6d67a9d587c.exe	29
PID 2544 wrote to memory of 3020	2544	cbc319d8078c6c134b5cc6d67a9d587c.exe	29
PID 2544 wrote to memory of 3020	2544	cbc319d8078c6c134b5cc6d67a9d587c.exe	29
PID 3020 wrote to memory of 2828	3020	vbc.exe	31
PID 3020 wrote to memory of 2828	3020	vbc.exe	31
PID 3020 wrote to memory of 2828	3020	vbc.exe	31
PID 3020 wrote to memory of 2828	3020	vbc.exe	31
PID 2544 wrote to memory of 2756	2544	cbc319d8078c6c134b5cc6d67a9d587c.exe	32
PID 2544 wrote to memory of 2756	2544	cbc319d8078c6c134b5cc6d67a9d587c.exe	32
PID 2544 wrote to memory of 2756	2544	cbc319d8078c6c134b5cc6d67a9d587c.exe	32
PID 2544 wrote to memory of 2756	2544	cbc319d8078c6c134b5cc6d67a9d587c.exe	32

C:\Users\Admin\AppData\Local\Temp\cbc319d8078c6c134b5cc6d67a9d587c.exe
"C:\Users\Admin\AppData\Local\Temp\cbc319d8078c6c134b5cc6d67a9d587c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\nkqefb4q.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESE763.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcE762.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2828
- C:\Users\Admin\AppData\Local\Temp\tmpE6C6.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpE6C6.tmp.exe" C:\Users\Admin\AppData\Local\Temp\cbc319d8078c6c134b5cc6d67a9d587c.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESE763.tmp

Filesize
1KB

MD5
e91a0894fc31fe98b3f7497bc7f347c2

SHA1
a6d663cd8fbef063ce52e88f18a2e460e82ef4e1

SHA256
8bd649f39195c252294309f42c40ab26b6a9828d4cf4243632d8ca892a8b1a27

SHA512
5938d4221c4de077a85cc70a4e4c11b53407b67d989eff716ad4be22f2f35b49798868cf217c2282010c2883df23d734ef2d7181473177bb9265f4edf2de1f23

Download Submit
C:\Users\Admin\AppData\Local\Temp\nkqefb4q.0.vb

Filesize
15KB

MD5
fb83ea25d0ef058e718749e862ee9da1

SHA1
ee6ce8140fe47dbea31cab3782b4f82ad84417fc

SHA256
ab10fc713eabab42b6d3a6cc9851eccb9166f7b4c703679f86a4c39dd8df9823

SHA512
070a021cfacba61a338bd106906d6b220b89d6cb02978c83f3fda1bca61ef63b3f479ce757a5c7171dc8d883d82d986d23e08ea36c1bb72dad6e5ffc5cbb9cd3

Download Submit
C:\Users\Admin\AppData\Local\Temp\nkqefb4q.cmdline

Filesize
266B

MD5
64bdde2e5afb5e695637e6804b30b2d5

SHA1
6ccd4daefcd8aea8463632372c578a9799ee4e9a

SHA256
80e0026d6715131a82b3b7817e816be1b34946a9183568cb957d1521802cb31d

SHA512
54435833f28daef8afc76b96f310cedb74fc68dc40b2d5f73bc741f15b160f043ccc6b55ff166c3293cbc23bfb4223d49fdc94c04070c4c0b3e96b85114abdeb

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE6C6.tmp.exe

Filesize
78KB

MD5
db01a7583ce96332eaa20647426b64c2

SHA1
5ddfb16597dac8d99bdbec6aa8215976905042f2

SHA256
4daaa6c64103a806042c9658afe7308173214382019a15e0986a1b8da696cafb

SHA512
02afb7b34790c01acbf4d645b43dc36e0fc005606ff28eb358142bfbf0b86883e39319213f6c4448f8dfb7b9966007b219dbb29b87cd52c10bb917f9aef9a56b

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcE762.tmp

Filesize
660B

MD5
b99169d2ce7ed26fc8fd322c9f1099d4

SHA1
a0ab219a1d440329a205151d96c7dfa0690561de

SHA256
c44effe90412354b51376ccf71c32805ba4e5874b4034779dfed09c306d97c03

SHA512
cd20a85d127cac1af088b24c91c54a0e498f5d406ac3bbc47d3f865fb3c322ae65cb49374191776b13427d70b6d02f603c41b55f948d551fdd64699936b43a7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2544-0-0x0000000073D81000-0x0000000073D82000-memory.dmp

Filesize
4KB

Download
memory/2544-1-0x0000000073D80000-0x000000007432B000-memory.dmp

Filesize
5.7MB

Download
memory/2544-2-0x0000000073D80000-0x000000007432B000-memory.dmp

Filesize
5.7MB

Download
memory/2544-24-0x0000000073D80000-0x000000007432B000-memory.dmp

Filesize
5.7MB

Download
memory/3020-8-0x0000000073D80000-0x000000007432B000-memory.dmp

Filesize
5.7MB

Download
memory/3020-18-0x0000000073D80000-0x000000007432B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads