metamorpherrat | 286e0821c9dff60f28f608fbc48788495e4fc25616f718991a9b1979fce08cac

Analysis

max time kernel
139s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 06:15

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General

Target

b1be021a241291568911ceeb4c50d4db.exe
Size

78KB
MD5

b1be021a241291568911ceeb4c50d4db
SHA1

09745bff096e30f3f85fbfdbc32b405391f3af25
SHA256

a5b5c9778aead01cd31a0726a8c5f167ebb4882ab391bb615a0c3a1039546a03
SHA512

49c4cc40205dfcd89a958c54110b336eacd48454bcb915ebd60a1b9f07c415cb4604c8d67a4d8811c6829ed8c11d85cc15fd9de3afa5a1f088c53cce955c1b88
SSDEEP

1536:aRWV5jMdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtC6N9/gj1Un:aRWV5j7n7N041Qqhg19/x

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

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-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation	b1be021a241291568911ceeb4c50d4db.exe

Deletes itself 1 IoCs

pid	Process
2556	tmp5890.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2556	tmp5890.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-1-5-21-308834014-1004923324-1191300197-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmp5890.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	b1be021a241291568911ceeb4c50d4db.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	tmp5890.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5816	b1be021a241291568911ceeb4c50d4db.exe
Token: SeDebugPrivilege	2556	tmp5890.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5816 wrote to memory of 5520	5816	b1be021a241291568911ceeb4c50d4db.exe	89
PID 5816 wrote to memory of 5520	5816	b1be021a241291568911ceeb4c50d4db.exe	89
PID 5816 wrote to memory of 5520	5816	b1be021a241291568911ceeb4c50d4db.exe	89
PID 5520 wrote to memory of 5784	5520	vbc.exe	91
PID 5520 wrote to memory of 5784	5520	vbc.exe	91
PID 5520 wrote to memory of 5784	5520	vbc.exe	91
PID 5816 wrote to memory of 2556	5816	b1be021a241291568911ceeb4c50d4db.exe	92
PID 5816 wrote to memory of 2556	5816	b1be021a241291568911ceeb4c50d4db.exe	92
PID 5816 wrote to memory of 2556	5816	b1be021a241291568911ceeb4c50d4db.exe	92

C:\Users\Admin\AppData\Local\Temp\b1be021a241291568911ceeb4c50d4db.exe
"C:\Users\Admin\AppData\Local\Temp\b1be021a241291568911ceeb4c50d4db.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5816
- 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\a1yohf6e.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5520
- - 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\RES5AA3.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc5643FF9B2BB6409D80926B843847DCD3.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5784
- C:\Users\Admin\AppData\Local\Temp\tmp5890.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp5890.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b1be021a241291568911ceeb4c50d4db.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2556

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

C:\Users\Admin\AppData\Local\Temp\RES5AA3.tmp

Filesize
1KB

MD5
c4a6068bfd111d10642ecfd0219ba5b5

SHA1
1b8a5128e1de11f3a4943a16bf711ee08efc5e61

SHA256
bc794e7a129c0aff719a07c33ef3cc316bc37007503f11137f8f76c3f89db774

SHA512
5fda8bcba5ad233840afd4af9222875e8a544226d6345e5b83775ac49c5f7ef985e7557c16487d1c937873152843427eafc1b0ab01c61aa9cd1125310f43e519

Download Submit
C:\Users\Admin\AppData\Local\Temp\a1yohf6e.0.vb

Filesize
14KB

MD5
87dfaef281feca1fcb204ec231aeeb64

SHA1
b15942e130b5e9595517c741d87ec8d6dff0c460

SHA256
1dd8c04e83840c42e192ed1bcc9de572a09ddb6efdd6db96d491a9aceee163a9

SHA512
c28429d976e2a919dc05f04ac4d3832acff4a9b0ff4683567ef1e915feb0a123949756ee61c1f2bb32f81de622e1deb795e3e0ce4c9245301cdd5557962a3c05

Download Submit
C:\Users\Admin\AppData\Local\Temp\a1yohf6e.cmdline

Filesize
266B

MD5
ea464fb2ccf7caccf2bb2c6142a1dc6d

SHA1
2debef345d7b53192fec75378c7fb8b5f0b6ecda

SHA256
a8e6890bc7f8a4448f9b890880663eddf11f67e057d23a934de0efbaf849e9c0

SHA512
ad309e93655b3f886fca6e31b77f4dbe9fd283b846afcbca37b3af1860c78df448b7173f5adc3206eb171d365e2bcd15e94351c279677ed9ff5fe337f775eca7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5890.tmp.exe

Filesize
78KB

MD5
3892631431f9e24065f3d4273c230088

SHA1
3d6ac7d86ccf2f0c5dff060c24f5b38f84f20bc5

SHA256
ef51b65ce977328080c05137d2176ebc4c8b67c10fd1d02dfa6fd2616d1bbaae

SHA512
6709aaaa1ea2288423cc2a0ecfffc75d9617913cda9b1489e4dcfbb6e639cdd1d09691692f84345f16ab1c2dfc194a6f65252cf5fed6b20ca623794582598597

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc5643FF9B2BB6409D80926B843847DCD3.TMP

Filesize
660B

MD5
6baa14e3f5102cc0636a239f02ed5196

SHA1
654fe0836246f27babfe385df066ca55440d2282

SHA256
5d68227a924c11396d49e51a64523d73a3b62c3f916bfb48f229b4d8f887062f

SHA512
c9f9fe702ba7be5b38f76e673bb71992705cbe32adbaf60e117ad4bf7edea1ed8b0202b3c79dc350f60fd7bd3fcd33273c32787b58ed0d43c3ea7beba55f1327

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2556-23-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/2556-28-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/2556-27-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/2556-26-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/2556-24-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/5520-9-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/5520-18-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/5816-22-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/5816-1-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/5816-2-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/5816-0-0x0000000074752000-0x0000000074753000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads