metamorpherrat | 54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2e

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/10/2024, 01:40

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General

Target
54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe
Size 78KB
Sample241022-b3vmcs1flp
SHA256 54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2e
MD5 f4247435e512d54b0c1c20cd764a8750
SHA1 60912dfdeb34dffe7623d8676734160567d2b3a9
SHA512 7ca7436464d6ea2b88f50921b3f176bf9bb2a6d3a0ffe7ab6e6249173bf44ad5ed4f9d853b45c51cea34919c542c66fbef750518e11d263e1dc44bded7832f40
SSDEEP 1536:Q58Vdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtC6P9/F1+g:Q58An7N041Qqhgn9/f
MD5 SHA1 SHA512 SSDEEP

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe

Executes dropped EXE 1 IoCs

pid	Process
2440	tmpC9C8.tmp.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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpC9C8.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	tmpC9C8.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1360	54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe
Token: SeDebugPrivilege	2440	tmpC9C8.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1360 wrote to memory of 4000	1360	54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe	85
PID 1360 wrote to memory of 4000	1360	54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe	85
PID 1360 wrote to memory of 4000	1360	54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe	85
PID 4000 wrote to memory of 5008	4000	vbc.exe	87
PID 4000 wrote to memory of 5008	4000	vbc.exe	87
PID 4000 wrote to memory of 5008	4000	vbc.exe	87
PID 1360 wrote to memory of 2440	1360	54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe	90
PID 1360 wrote to memory of 2440	1360	54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe	90
PID 1360 wrote to memory of 2440	1360	54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe	90

C:\Users\Admin\AppData\Local\Temp\54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe
"C:\Users\Admin\AppData\Local\Temp\54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1360
- 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\cspp3eh4.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4000
- - 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\RESCAE1.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcBFDD2E2923D43FB8B7D8CAC3D9E553B.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5008
- C:\Users\Admin\AppData\Local\Temp\tmpC9C8.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC9C8.tmp.exe" C:\Users\Admin\AppData\Local\Temp\54c420ae2f2b9361205135bd71f0e7cfb3f61a0ddada7842d0a4b47083a02d2eN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2440

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

Query Registry

T1012

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

RESCAE1.tmp

Path C:\Users\Admin\AppData\Local\Temp\RESCAE1.tmp
Size 1KB
SHA256 e940b947838eecca844a74251f8f85318d68abd297e3f2e2579b5e319909d8d8
MD5 2be3ab40e1be6cc67bd9f7bbefe8115e
SHA1 341b98e39cbebab6dbb3522f5e1f61e00426c5e3
SHA512 3664f130f44b60816a4aa39216adc0946b8e51889d5aa8c81861f4e8e163356ade321e14c2e81b325a178bd130c8042be6752b52263ef059e583c6e0cd70012f
MD5 SHA1 SHA512

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cspp3eh4.0.vb

Path C:\Users\Admin\AppData\Local\Temp\cspp3eh4.0.vb
Size 14KB
SHA256 795ad865844b9b36f65bbf39f832e91195b45d111c3c18c901a1d5cdab30095f
MD5 6309b96de89a235e15a116f03a9017fe
SHA1 68134a42b3487a9fced926d4f1a76236c11e518e
SHA512 11fa291577e9296357b337779417e5fa406bea497b56407734e3148f6507276ac69c1962b8587c2b30e4c17a0fa2aad08c266a39dba45b22fd51bc37e06d3c2d
SSDEEP 384:rd8NymENwMGDN2NEVln7NLN2cHb+E6NLzN7QZSN7eP:GymkwMwqYlJ52cHWLhq+m
MD5 SHA1 SHA512 SSDEEP

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cspp3eh4.cmdline

Path C:\Users\Admin\AppData\Local\Temp\cspp3eh4.cmdline
Size 266B
SHA256 42918ba8a3119581747d286839651806cefc8af99fe87cc268e3afef41394426
MD5 ae8375d363f4e8809925e5cf61fd38e5
SHA1 dfe63f0db831aa53b09ba99bd5f382a1f956facb
SHA512 2354e858d82b23d019f2f8ce4d7b3ba02fcf471f99005681e0953b0c2c594547e37d1a6c42a1712bc6e72f18d72f8baf91d4fe3fa093adcbae51b35e09bc2751
MD5 SHA1 SHA512

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tmpC9C8.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmpC9C8.tmp.exe
Size 78KB
SHA256 14670eee84ac300a69e56a6a079ce628e79d4aedf7419343c5cea36953e979cd
MD5 50c548f34edfeaafd5150cf15175383a
SHA1 979ca332a41c8ba57f0ec317a1712d3a0003a2e5
SHA512 fef1943088ddce226d00f28e82fd150dcb8817423a84d00f4920c20f5f938bb4935e3ff5b2e9338456a992ec195fba59df42f14d86f59fe2946d6489ee97b632
SSDEEP 1536:WCHY6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtL9/Kd1nH:WCHY53Ln7N041QqhgL9/0
MD5 SHA1 SHA512 SSDEEP

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vbcBFDD2E2923D43FB8B7D8CAC3D9E553B.TMP

Path C:\Users\Admin\AppData\Local\Temp\vbcBFDD2E2923D43FB8B7D8CAC3D9E553B.TMP
Size 660B
SHA256 67354c9143e163f298ac631201ef395b4b6f039648371e4ef16a589b3d6501dc
MD5 95a0d0a869f58f67588f73e48cbccee3
SHA1 636b38a4f1b98a2b3a552cddb7b60c88fee8a015
SHA512 5eab805ff4fbcbffed669535019f6055766b2cdfaeefcfc3e1fe29cea8adcb1c8edc9cccc79672e76837548a9585948aa32e289fa3a7c1e1bef3b9545cdef568
MD5 SHA1 SHA512

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zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430
MD5 aa4bdac8c4e0538ec2bb4b7574c94192
SHA1 ef76d834232b67b27ebd75708922adea97aeacce
SHA512 0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65
SSDEEP 1536:edy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtQ:pn7N041QqhgQ
MD5 SHA1 SHA512 SSDEEP

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memory/1360-22-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/1360-1-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/1360-2-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/1360-0-0x0000000074B22000-0x0000000074B23000-memory.dmp

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memory/2440-23-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/2440-24-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/2440-25-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/2440-27-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/2440-28-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/2440-29-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/4000-18-0x0000000074B20000-0x00000000750D1000-memory.dmp

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memory/4000-9-0x0000000074B20000-0x00000000750D1000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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