metamorpherrat | ec9fa98b9c0a55ad5d3b51bf6148b6e2041d1a14c36b4ad98caa9438bc3854e9

Analysis

max time kernel
140s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:18

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General

Target

ffc0421deeff7949183a7fbc2e55850b.exe
Size

78KB
MD5

ffc0421deeff7949183a7fbc2e55850b
SHA1

5b888b2bf9e78a7c4c1eababc2446b748278c72c
SHA256

55d9d11da5706ae89bb9891ea49eb9c86b1bc7e253d7bd3cd5d4ce6c28a91a4c
SHA512

c2bb1eb1353ec4903555dac8371ac1740739f5a56976e81c5d6c904047f38c039bd6e302b889278663ddd66f63407f54601ea261919e3155fb8849dc6c35712c
SSDEEP

1536:dHY6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtM9/Q1GI:dHY53Ln7N041QqhgM9/m

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
2568	tmpEBA6.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2692	ffc0421deeff7949183a7fbc2e55850b.exe
2692	ffc0421deeff7949183a7fbc2e55850b.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpEBA6.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	ffc0421deeff7949183a7fbc2e55850b.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	tmpEBA6.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2692	ffc0421deeff7949183a7fbc2e55850b.exe
Token: SeDebugPrivilege	2568	tmpEBA6.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 2700	2692	ffc0421deeff7949183a7fbc2e55850b.exe	31
PID 2692 wrote to memory of 2700	2692	ffc0421deeff7949183a7fbc2e55850b.exe	31
PID 2692 wrote to memory of 2700	2692	ffc0421deeff7949183a7fbc2e55850b.exe	31
PID 2692 wrote to memory of 2700	2692	ffc0421deeff7949183a7fbc2e55850b.exe	31
PID 2700 wrote to memory of 1740	2700	vbc.exe	33
PID 2700 wrote to memory of 1740	2700	vbc.exe	33
PID 2700 wrote to memory of 1740	2700	vbc.exe	33
PID 2700 wrote to memory of 1740	2700	vbc.exe	33
PID 2692 wrote to memory of 2568	2692	ffc0421deeff7949183a7fbc2e55850b.exe	34
PID 2692 wrote to memory of 2568	2692	ffc0421deeff7949183a7fbc2e55850b.exe	34
PID 2692 wrote to memory of 2568	2692	ffc0421deeff7949183a7fbc2e55850b.exe	34
PID 2692 wrote to memory of 2568	2692	ffc0421deeff7949183a7fbc2e55850b.exe	34

C:\Users\Admin\AppData\Local\Temp\ffc0421deeff7949183a7fbc2e55850b.exe
"C:\Users\Admin\AppData\Local\Temp\ffc0421deeff7949183a7fbc2e55850b.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2692
- 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\x2nyf07x.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - 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\RESEC53.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcEC52.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1740
- C:\Users\Admin\AppData\Local\Temp\tmpEBA6.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpEBA6.tmp.exe" C:\Users\Admin\AppData\Local\Temp\ffc0421deeff7949183a7fbc2e55850b.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2568

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\RESEC53.tmp

Filesize
1KB

MD5
530d7b0f494a0c693e1065f80a727fc2

SHA1
d0f6f608b0df26307c0bab7436d96681f7ad3e03

SHA256
9a900b10c953d04360bd642eb47405ef26902ea74735a70409f64bf441f80dc9

SHA512
62a95bd8bca314d95e06053c1495c930a96864d42834593600a7ab59d57b13e5cfdd598d36a408db06c4b2e4de2d77ffa1e6d223b8d9b50351a900d8ee685fce

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcEC52.tmp

Filesize
660B

MD5
e8e7b48f21d3aadd4c9f3bf3dcef614d

SHA1
5c77ddcc72d8a16281a84cca6270a8d78de780d9

SHA256
ef5b5275b9f12810932e196f2223f8920d32aa433f154f088d8149b84e76af50

SHA512
47e10f8a062248c8599f17572159666a04724ce9e63bc34c91c69fa082934547421aca940f37648c7392dc5ea8155561a689e3c93aabfb89dd172d031091abf7

Download Submit
C:\Users\Admin\AppData\Local\Temp\x2nyf07x.0.vb

Filesize
15KB

MD5
088eaeebc21710fb70be7e092a13933c

SHA1
58f89d36dd0a522c16463202a6f930ea6841f5c6

SHA256
1e04ca229ad36f476a00a5b7d1d681d5bca41e2bbbc8e1d593d726f1e6dff44d

SHA512
39b43af82f17eb4703fb82e2fa70f566e5cf181535c0df1bd2ee4e91892cf6ae8225c453f1a461870016a059d8d4866a21aaf59fa2c1a3e20c1479f24204d42d

Download Submit
C:\Users\Admin\AppData\Local\Temp\x2nyf07x.cmdline

Filesize
266B

MD5
98946842ff86b2d3187ada11bed13556

SHA1
9c8b2983bf0457bb65cbecb971dfc8be12cb9a25

SHA256
6cbe05cee8cf20674a7c0a6048b00be82ac0807a7a31cd08f84fba8d82a1b408

SHA512
4adb3299a1d0adb93dd38fd902172d6841a57034ccc913b943015f359d919ebcc3166f341cf200878fb596e6e78e7d4f65605ee9b92f4d6dc6d8e65bb508b1b9

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
\Users\Admin\AppData\Local\Temp\tmpEBA6.tmp.exe

Filesize
78KB

MD5
5718ea067d80822f5d14c1c7434a8a67

SHA1
7e9a0bc4d63f469de836e40cf472d9c7e52a6bab

SHA256
5ff4eeded140081ccfc797534c1f10402ad316b6d61ae120e4c69245d8b3f94e

SHA512
6e33fe09a1155e1803fa61d1ab124b3941f9fa578fb8f78754fae233a5a12e6be872d0af07eec0a6d7108f7f6b121cb62e8726f1bbc4e045f46b992f8b8161f1

Download Submit
memory/2692-0-0x0000000074A21000-0x0000000074A22000-memory.dmp

Filesize
4KB

Download
memory/2692-1-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2692-2-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2692-24-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2700-8-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2700-18-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads