metamorpherrat | 286e0821c9dff60f28f608fbc48788495e4fc25616f718991a9b1979fce08cac

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

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

Executes dropped EXE 1 IoCs

pid	Process
2408	tmpD0C7.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2392	b1be021a241291568911ceeb4c50d4db.exe
2392	b1be021a241291568911ceeb4c50d4db.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\""	tmpD0C7.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpD0C7.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b1be021a241291568911ceeb4c50d4db.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2392	b1be021a241291568911ceeb4c50d4db.exe
Token: SeDebugPrivilege	2408	tmpD0C7.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 836	2392	b1be021a241291568911ceeb4c50d4db.exe	31
PID 2392 wrote to memory of 836	2392	b1be021a241291568911ceeb4c50d4db.exe	31
PID 2392 wrote to memory of 836	2392	b1be021a241291568911ceeb4c50d4db.exe	31
PID 2392 wrote to memory of 836	2392	b1be021a241291568911ceeb4c50d4db.exe	31
PID 836 wrote to memory of 2660	836	vbc.exe	33
PID 836 wrote to memory of 2660	836	vbc.exe	33
PID 836 wrote to memory of 2660	836	vbc.exe	33
PID 836 wrote to memory of 2660	836	vbc.exe	33
PID 2392 wrote to memory of 2408	2392	b1be021a241291568911ceeb4c50d4db.exe	34
PID 2392 wrote to memory of 2408	2392	b1be021a241291568911ceeb4c50d4db.exe	34
PID 2392 wrote to memory of 2408	2392	b1be021a241291568911ceeb4c50d4db.exe	34
PID 2392 wrote to memory of 2408	2392	b1be021a241291568911ceeb4c50d4db.exe	34

C:\Users\Admin\AppData\Local\Temp\b1be021a241291568911ceeb4c50d4db.exe
"C:\Users\Admin\AppData\Local\Temp\b1be021a241291568911ceeb4c50d4db.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2392
- 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\rljkcivw.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:836
- - 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\RESD173.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcD172.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2660
- C:\Users\Admin\AppData\Local\Temp\tmpD0C7.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpD0C7.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b1be021a241291568911ceeb4c50d4db.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2408

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\RESD173.tmp

Filesize
1KB

MD5
5d25946936a7fa5fff0636948590f1f9

SHA1
e753490b2342f7935f1a69e2c395f809e2175c2c

SHA256
1ad2d0ef19889bf695fd3ce17504e6097f5c2f80223bd1bc6924e66df05d1dbc

SHA512
e2f40bb96e514104165e1cf8e9b3e7c96fde829cebe480b621520220cb1b8ad74198ee7e628422e4d6e2e9abeb1111c791c06a36525fc5c669d637d216bcfcac

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

Filesize
14KB

MD5
e05259ef8f77cb3670ef6b4a1e973f88

SHA1
d97f10879418bd9d195d60aa33fec9814d3694db

SHA256
c42cfc982300b90d277fee3f3f20d3b472333f666f94dec1de2df79a4ac16edc

SHA512
cb970a5b9e040cf48c7b615713302cb8194ff48bed756595e0795b4847a60cff98ca9668fdac2d3f90fc6deeb170b10ac7a370da85c72f1d87000be25f7bd9c2

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

Filesize
266B

MD5
2b712a6b3b5cb2647163421c1ebea9ba

SHA1
49a6a296a187a5e28e3bd977091cbbcc3eac3dd1

SHA256
4723657c0cfcfebc533b0bb59e719616d22ac9ffb66ec773db6ab8cc46252eb8

SHA512
ec1c46b97a803e89cececfb5e4ca0b8bcde501f0d100e28eeccf5791a367398af125df672e59f0c4a106ae14f0ab7b78e6f8455f5922e9762c4eecfa2c2ccd6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD0C7.tmp.exe

Filesize
78KB

MD5
a3fc98c9a889e0048720fea3b37bb606

SHA1
9276e6c636bb38508150d3b20f05fbb7c8295d2f

SHA256
1eb6752b04d70251d71f607a95444dac47620cbe8e6be8dd3c9073a3b66dd652

SHA512
3c34384bab19fc6a224bd4d44f416381d991c1a268f8890ba20c234c0a12d8afef9b90c1e530146ce20240cf12ae3bb7b7764c2f24ce4bfa5d008892ee119665

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcD172.tmp

Filesize
660B

MD5
c768d80eb032f51aeda21b0c60c27d70

SHA1
69fa897ea695f61ff1d846a18634cd8f72a92ece

SHA256
049af5a5345386067f87231faa0c714e542d386d8ab440f4a46d670d11b02910

SHA512
a67d4ea7b3124f355ff1483a6f95dd1c67c018c4de9e8d49def91d0cadd388d65dd9543d0b5bb8a354b1d854f6454598f6f54c0f99d5a8e9dd257373a247efec

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/836-8-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download
memory/836-18-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download
memory/2392-0-0x00000000747D1000-0x00000000747D2000-memory.dmp

Filesize
4KB

Download
memory/2392-1-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download
memory/2392-2-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download
memory/2392-24-0x00000000747D0000-0x0000000074D7B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads