metamorpherrat | f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a

General

Target

f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe
Size

78KB
MD5

4a3c91beb7649857fe449363a31dbb26
SHA1

1d62115f261128f4b23a60bc96eaf79b5cb0801f
SHA256

f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a
SHA512

30ee1dda010a3e861860e188ba7127f2a2d86669b5f419366edcefe3f0d0b8bb4d721be4d557cc68c245211ad3ac5207c249f1fa453e6b7f3b33d8cbc289f100
SSDEEP

1536:EPCHH638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQt1X9/a1o0:EPCHa3Ln7N041Qqhg1X9/C

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
2148	tmpECFE.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2148	tmpECFE.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe
2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpECFE.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	tmpECFE.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.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	2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe
Token: SeDebugPrivilege	2148	tmpECFE.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2796	2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe	31
PID 2248 wrote to memory of 2796	2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe	31
PID 2248 wrote to memory of 2796	2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe	31
PID 2248 wrote to memory of 2796	2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe	31
PID 2796 wrote to memory of 2756	2796	vbc.exe	33
PID 2796 wrote to memory of 2756	2796	vbc.exe	33
PID 2796 wrote to memory of 2756	2796	vbc.exe	33
PID 2796 wrote to memory of 2756	2796	vbc.exe	33
PID 2248 wrote to memory of 2148	2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe	34
PID 2248 wrote to memory of 2148	2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe	34
PID 2248 wrote to memory of 2148	2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe	34
PID 2248 wrote to memory of 2148	2248	f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe	34

C:\Users\Admin\AppData\Local\Temp\f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe
"C:\Users\Admin\AppData\Local\Temp\f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2248
- 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\mvr9skxn.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2796
- - 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\RESEE46.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcEE45.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2756
- C:\Users\Admin\AppData\Local\Temp\tmpECFE.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpECFE.tmp.exe" C:\Users\Admin\AppData\Local\Temp\f5ff276195ae5dc152b945ee085ea6158da8a9c1bb758450d407658d7c54761a.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2148

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESEE46.tmp

Filesize
1KB

MD5
05b83214308ef87d6446e64cf669dff1

SHA1
04760f72852b2cdc9712731754372f5d0b44f822

SHA256
b00b0b6aeffda77eb5dea2f9d9fe97653748bd0d544c4af290c935ed38befbfc

SHA512
83aec78b7bb166ec8f31ab62af04892728b353e1d1f20f7d4972d5be015c51a2a6021b5ced29fde2decac624823d27d7d9ed1b5f802dc8acf9fc5de1076a93aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\mvr9skxn.0.vb

Filesize
15KB

MD5
5dd82547aa345035c1d59303d0a23b4e

SHA1
50163e9b55c1942a5b59b50170b9fbc3fa25b422

SHA256
b2100c822709959720b8ba7eb809b9a3196bafbd1a4cfbfe90ac4a8d242cdcec

SHA512
c81b08f186924eaf568000b87b1679e4c99b668de776685db293eae8a7bcf14c1394e478b162846165ceec3e44471afeb1020a9fcfef19ea3b22179451a80483

Download Submit
C:\Users\Admin\AppData\Local\Temp\mvr9skxn.cmdline

Filesize
266B

MD5
f57ce7ef942126f7b77acca719690b13

SHA1
140cfe3eb6078766080dae042f934fa23247db43

SHA256
bc2152c3070d16fbf5cc7b71850ba663b37cd90719718c574eba0e20eed782a1

SHA512
7bb85e76014e7c9b4a76ab24a8729b5b2b1008581d64bad563bedef3e9bfd8fb8efb75fa652cc37e3bc776701632282572e74109495aeb9318f7eef08f113f27

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

Filesize
78KB

MD5
a8e18186f5f169077cb1c90b0a92b518

SHA1
6ecb6041c9c896ade7c4acef5a6f8c7e013f5a2c

SHA256
79214164b51febd9060881c6a33c4853a87637ea82ab8b1699755a17cf359f98

SHA512
39672b1fa5bbde7d8c761ec2d953e790c2705082fc239f393357ecd9bbfd4992c76436e8a7f963d8335c21cc8e80686bc907870c9dd16e9fc3db9545431dfffc

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcEE45.tmp

Filesize
660B

MD5
4354cb779e65801ab9c18091ac3475e8

SHA1
34b6831140d6bb5d67b211f45c422f46678e9e18

SHA256
2d19cd85acfe034a89f9855b3e2ca9711c5cdc8cd172285ca53fbffca5aa8ce5

SHA512
d1bc6af96b6d30afd3c72bebe14cac0a378338d496d3752e609b426e2e10da3d91fbc7f944f5956e5a4d1eccf112ffe2017b19bee31f33c9c1a3a6998ec873cf

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2248-0-0x0000000074321000-0x0000000074322000-memory.dmp

Filesize
4KB

Download
memory/2248-1-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/2248-2-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/2248-23-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/2796-8-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download
memory/2796-18-0x0000000074320000-0x00000000748CB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads