metamorpherrat | f8eb9b286a0d33e287568961f883aa9d1be6e9ec8cf5eee3a3a1a6b106d02f74

Analysis

max time kernel
141s
max time network
159s
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

b9eb72c6666c879fe3b7532bbf050b72.exe
Size

78KB
MD5

b9eb72c6666c879fe3b7532bbf050b72
SHA1

8d35f944aa44bfd898c51b9645ba98f33298d458
SHA256

989b61ad0d18110a3b953a90885bc9a1f4dadec6a5958d43890e9189506719bc
SHA512

8b8665064c587332405648d578865d63e6edcc504045ef71f2e9cdfed9bb626053cbb543d2fd0bdb037f99b22c49c9c9fe0eae46c65d5154b896567dd3f22f71
SSDEEP

1536:LHFo6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtRb9/o1bM:LHFo53Ln7N041QqhgRb9/9

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-1-5-21-3342763580-2723508992-2885672917-1000\Control Panel\International\Geo\Nation	b9eb72c6666c879fe3b7532bbf050b72.exe

Deletes itself 1 IoCs

pid	Process
1824	tmp5F08.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1824	tmp5F08.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-1-5-21-3342763580-2723508992-2885672917-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmp5F08.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	b9eb72c6666c879fe3b7532bbf050b72.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	tmp5F08.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5180	b9eb72c6666c879fe3b7532bbf050b72.exe
Token: SeDebugPrivilege	1824	tmp5F08.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5180 wrote to memory of 4224	5180	b9eb72c6666c879fe3b7532bbf050b72.exe	88
PID 5180 wrote to memory of 4224	5180	b9eb72c6666c879fe3b7532bbf050b72.exe	88
PID 5180 wrote to memory of 4224	5180	b9eb72c6666c879fe3b7532bbf050b72.exe	88
PID 4224 wrote to memory of 5080	4224	vbc.exe	90
PID 4224 wrote to memory of 5080	4224	vbc.exe	90
PID 4224 wrote to memory of 5080	4224	vbc.exe	90
PID 5180 wrote to memory of 1824	5180	b9eb72c6666c879fe3b7532bbf050b72.exe	91
PID 5180 wrote to memory of 1824	5180	b9eb72c6666c879fe3b7532bbf050b72.exe	91
PID 5180 wrote to memory of 1824	5180	b9eb72c6666c879fe3b7532bbf050b72.exe	91

C:\Users\Admin\AppData\Local\Temp\b9eb72c6666c879fe3b7532bbf050b72.exe
"C:\Users\Admin\AppData\Local\Temp\b9eb72c6666c879fe3b7532bbf050b72.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5180
- 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\ofxyk5y9.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4224
- - 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\RES606F.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB1E0DB7F3A3249FBB3761483E6FFEF56.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5080
- C:\Users\Admin\AppData\Local\Temp\tmp5F08.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp5F08.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b9eb72c6666c879fe3b7532bbf050b72.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1824

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\RES606F.tmp

Filesize
1KB

MD5
69e0bdd15e741a959c0c05744d998c0c

SHA1
ad761ebe62e11b33c7e82ded9c314075e1824e60

SHA256
1a9e2a0d2db1e9cb8c1f5106931056f4b10975a0d0c690f03a35e6942b95acad

SHA512
ef2e7de716060b896aaf5a416d10496ca9452372b97d0b5de47170605307844ebd55dab78040ab5feba672d422fa7de17452dc430779ba855e4f3ee7a2230374

Download Submit
C:\Users\Admin\AppData\Local\Temp\ofxyk5y9.0.vb

Filesize
15KB

MD5
eb0dd971ec63bc5c5cce15a48cf11522

SHA1
5aa150a5922391ea19e8100786e616538fc5eab6

SHA256
29eb097c8499050d1500d55ba1c0226d52b1cb675fdac42e9bda9d95414454d3

SHA512
f66d51a95942c11d0b86c14f5c3274aae7e8d627fcddbb3a97b74eafd8d02e602d57323cd216d898fa2e50bda6f2c609af9f4cbf705e433f2b42b108ad1a8dc1

Download Submit
C:\Users\Admin\AppData\Local\Temp\ofxyk5y9.cmdline

Filesize
266B

MD5
19063928db287bf531be21f71eae113b

SHA1
57df70a486c548d96f2c09dbaac5960d3c466059

SHA256
1f2aa445bae82b2f54cd771770f1f53d08ab84d99758b8b7745e97b96acb6914

SHA512
49bad3e3327cb1c89af91ce0712b4335c2b1c72df8e396aa53af144cb4c08b3e805704e97b5bde0cc7c7403c97d23099d74a57cfc379715c3f078d267f9db371

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5F08.tmp.exe

Filesize
78KB

MD5
b1f42ecd8343392c07e5f5c5490b0aec

SHA1
f4ad58eb294a3b235cde7135aee17763384d7523

SHA256
ff7d3e103ece96ee9594c9f7dbf72bc72e49779f36af44129cc33c2773c0476d

SHA512
7ed36c7c163ac182c76b26aaf4895fb9cb182aff74c8396d651421875dc550e127b6adcad7950e79741e92d9b936ef477600d5f1a4cc9079c99790662891a8d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB1E0DB7F3A3249FBB3761483E6FFEF56.TMP

Filesize
660B

MD5
c94fb8371113e743d5b5deb56682fc74

SHA1
dd93afc64400bd5db835d0f6ab74b7a92d29c9fe

SHA256
93814f36380c5d0db86e7d40c6c96a8b8c6bbd091ad87f3993044bb22127e2a5

SHA512
0f64a77bfaf39f066823bfa0aa5c5078e7f62b9fc330575a365480e09493b9cc9427b8461efe3e7ecf1d5a4d38132bb16b635699feeaa18d9dde13b9ee2e2623

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/1824-23-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/1824-24-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/1824-25-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/1824-27-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/1824-28-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/1824-29-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/4224-9-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/4224-18-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/5180-2-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/5180-1-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/5180-22-0x0000000074BE0000-0x0000000075191000-memory.dmp

Filesize
5.7MB

Download
memory/5180-0-0x0000000074BE2000-0x0000000074BE3000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads