metamorpherrat | f8eb9b286a0d33e287568961f883aa9d1be6e9ec8cf5eee3a3a1a6b106d02f74

Analysis

max time kernel
140s
max time network
145s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:15

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General

Target

b9cfd0a072e3e0386a247f51c2191a65.exe
Size

78KB
MD5

b9cfd0a072e3e0386a247f51c2191a65
SHA1

88dac9c88aab956be038e06aaf7388605657c868
SHA256

6d6b0f0a08acaef445833b1a9347a17ef59928295dfdb5f20c9e6f629ac5dba0
SHA512

a7a12d2843fefa387b2e11466336360bf8fc02bdc86b38724a87ef42a6ad60c7e66ed227d56e8feb13314705a8ae35eab59e8d1608a37ba03a7b02ee3e10563a
SSDEEP

1536:EsHY6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQts9/Z1ik:EsHY53Ln7N041Qqhgs9/r

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

Deletes itself 1 IoCs

pid	Process
1104	tmpD411.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1104	tmpD411.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
3016	b9cfd0a072e3e0386a247f51c2191a65.exe
3016	b9cfd0a072e3e0386a247f51c2191a65.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpD411.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	b9cfd0a072e3e0386a247f51c2191a65.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	tmpD411.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	b9cfd0a072e3e0386a247f51c2191a65.exe
Token: SeDebugPrivilege	1104	tmpD411.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 1480	3016	b9cfd0a072e3e0386a247f51c2191a65.exe	31
PID 3016 wrote to memory of 1480	3016	b9cfd0a072e3e0386a247f51c2191a65.exe	31
PID 3016 wrote to memory of 1480	3016	b9cfd0a072e3e0386a247f51c2191a65.exe	31
PID 3016 wrote to memory of 1480	3016	b9cfd0a072e3e0386a247f51c2191a65.exe	31
PID 1480 wrote to memory of 2208	1480	vbc.exe	33
PID 1480 wrote to memory of 2208	1480	vbc.exe	33
PID 1480 wrote to memory of 2208	1480	vbc.exe	33
PID 1480 wrote to memory of 2208	1480	vbc.exe	33
PID 3016 wrote to memory of 1104	3016	b9cfd0a072e3e0386a247f51c2191a65.exe	34
PID 3016 wrote to memory of 1104	3016	b9cfd0a072e3e0386a247f51c2191a65.exe	34
PID 3016 wrote to memory of 1104	3016	b9cfd0a072e3e0386a247f51c2191a65.exe	34
PID 3016 wrote to memory of 1104	3016	b9cfd0a072e3e0386a247f51c2191a65.exe	34

C:\Users\Admin\AppData\Local\Temp\b9cfd0a072e3e0386a247f51c2191a65.exe
"C:\Users\Admin\AppData\Local\Temp\b9cfd0a072e3e0386a247f51c2191a65.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3016
- 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\1ji_wtpm.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1480
- - 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\RESD4CD.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcD4CC.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2208
- C:\Users\Admin\AppData\Local\Temp\tmpD411.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpD411.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b9cfd0a072e3e0386a247f51c2191a65.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1104

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\1ji_wtpm.0.vb

Filesize
15KB

MD5
58fb1207ecab060dbb9c23774d35577e

SHA1
61cd1178722b2584ca0663459040c29620669be2

SHA256
c203dcbfd86c3b3867c1abba287a9788be52d39a9cc5b3d3f3a136ebebb01826

SHA512
1d97f5333b1132504339964368aee55c4bed3c885cefba3bf5fb78f2d2d637e5ef002f23430592f5d3c182dcdd220b6ae5db6e4292bdf3c4839d7b5f45f5c447

Download Submit
C:\Users\Admin\AppData\Local\Temp\1ji_wtpm.cmdline

Filesize
266B

MD5
fd73b65f7a03c580567097aef4b0f724

SHA1
97b81ce90e394a8847ea100cd0deb3fc419adc9f

SHA256
a185633621c31a1fad4db74b219d682e9c166e35dbc1deb576fde21c3d8e4cc5

SHA512
c1a741b8540da7bd0f0835415c36a854a6803af2f611aa55ef3e060f9e0d4c9d12b10674c0a39e97da7875706818aabadd754ebeb99d7e27fb645b52df9a242f

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESD4CD.tmp

Filesize
1KB

MD5
099de3cc162f82538f41e5b624573b89

SHA1
7548d0a71dc2b8eafa91942a7db83e79da7d6dc7

SHA256
b8dc9ef350be4ac0c5467adc045df81baaadfcec03ff5a5ad1319a95bde8f7b5

SHA512
65c87eef58ff419a8dbf959e4e54adb1d16b0f8be553209f52d6e32f625ccf82503961834df4b6dec906101f13afffa77624f854dd5ec925566d0645a9469649

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD411.tmp.exe

Filesize
78KB

MD5
254559f5fd6760ef77920ed5d63b82c7

SHA1
b2df78aadfbc41ec4bfc1a08702dc2b824745d5a

SHA256
e34cfacf5dcdedf06edc62d711f479b070da921c290cb23dbdc5031ab479c11b

SHA512
611677ed274795b8dcca607e12705b4b72053e446e0d8f5f84799518e3bb8e82004ae80c01c8f09c12110952f0a44df06597d5e56dba3a2e163cbe7f843bf342

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcD4CC.tmp

Filesize
660B

MD5
f3c2747c721ce1e978a5605e1b6cbcb3

SHA1
3203dbac9aefca1b5390be8fa4b62b905d8cf7c3

SHA256
a99343529e7b997fd5e94b6d7f101db70e6133c0a70869235f4d69e389e718eb

SHA512
3468ec4516d4cca660b8747c709c013e2026d537a5e64216bf6040fc87e03a5aef6bd86afd343e8bfd81e9bfb6345e44d7992859e854acbcecc2e8f0c2a73b67

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/1480-8-0x0000000074DE0000-0x000000007538B000-memory.dmp

Filesize
5.7MB

Download
memory/1480-18-0x0000000074DE0000-0x000000007538B000-memory.dmp

Filesize
5.7MB

Download
memory/3016-0-0x0000000074DE1000-0x0000000074DE2000-memory.dmp

Filesize
4KB

Download
memory/3016-1-0x0000000074DE0000-0x000000007538B000-memory.dmp

Filesize
5.7MB

Download
memory/3016-2-0x0000000074DE0000-0x000000007538B000-memory.dmp

Filesize
5.7MB

Download
memory/3016-24-0x0000000074DE0000-0x000000007538B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads