metamorpherrat | 5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d

General

Target

5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe
Size

78KB
MD5

cbc8b8f41ccac7371e1e8c987900ef98
SHA1

dc8319f56aa110cef5323b171cd7a800ccacf404
SHA256

5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d
SHA512

cb587c04d55a366fcf91a9b82c5852a24c734b3c88b60aca9a2ef3982fa833c4171e7fd3c24e1443bc4cc088df471d612976b5bd843fdd07ca7bff015b1ab2ed
SSDEEP

1536:cRWtHH638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQte6S9/R1Db:cRWtHa3Ln7N041Qqhge6S9/b

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
2272	tmpD9BC.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2272	tmpD9BC.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe
2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpD9BC.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	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.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	tmpD9BC.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe
Token: SeDebugPrivilege	2272	tmpD9BC.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 2472	2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe	31
PID 2464 wrote to memory of 2472	2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe	31
PID 2464 wrote to memory of 2472	2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe	31
PID 2464 wrote to memory of 2472	2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe	31
PID 2472 wrote to memory of 2500	2472	vbc.exe	33
PID 2472 wrote to memory of 2500	2472	vbc.exe	33
PID 2472 wrote to memory of 2500	2472	vbc.exe	33
PID 2472 wrote to memory of 2500	2472	vbc.exe	33
PID 2464 wrote to memory of 2272	2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe	34
PID 2464 wrote to memory of 2272	2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe	34
PID 2464 wrote to memory of 2272	2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe	34
PID 2464 wrote to memory of 2272	2464	5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe	34

C:\Users\Admin\AppData\Local\Temp\5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe
"C:\Users\Admin\AppData\Local\Temp\5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2464
- 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\zrewpsip.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2472
- - 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\RESDAC6.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcDAC5.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2500
- C:\Users\Admin\AppData\Local\Temp\tmpD9BC.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpD9BC.tmp.exe" C:\Users\Admin\AppData\Local\Temp\5452a9050bb25e2631dd9642370fc05c9a7e5cca312b9505dbf3760f3515dd4d.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2272

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\RESDAC6.tmp

Filesize
1KB

MD5
cb522d641ae7c3f8cb7a0af9add38c4c

SHA1
b81a5bd7f313b7a229969339aeb8ffdfde6e43ee

SHA256
8799592e1f0509fbd215c97ac08af77f8fe32db336454e2df738208ec858c4fa

SHA512
a5e449b536415908abcfbb975d570f342bb24b0167dbe9284c51710ba6b566dc537ed5f5802c01ce64cfb0da46ad172a721a34ec5d298bf88b1c5eee4bbe9bdd

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD9BC.tmp.exe

Filesize
78KB

MD5
4246c7f6570ddf2bbca82943d34f45e8

SHA1
d7c951d1f530ca3a95d7627138fef6be7b2bff00

SHA256
8d79f6e264598e3031642d15cdb94658485d4efc110aee5ffd7cb27f360eb9db

SHA512
cca0bb92afe5daf62343d93431952f37ccef32c5eca466b868d4b3138ed29e0017f27a4b15cb9fa9d137ebe159f924b8dbce4305a0f9de351d62ba545cc662a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcDAC5.tmp

Filesize
660B

MD5
64debf9a55ddd6dcac386b644f305c31

SHA1
2307e7674a18a8e5e862280ec71c9b1c960e279d

SHA256
1de00bbe151a4718827f7eb73b0716dca74232551569ddb2a18c95bde25812d6

SHA512
9a38bdeefc57fe33f46e266ab88701e5f6f10dd49969d838efe2ca7f982b8fbe6b166a9d6df25004f4b496ecd5eed8df102cf4e0dbb6d8d6aa7236f279ea7dba

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

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

Filesize
15KB

MD5
59b5d07ed161fc3d7094be3de6779652

SHA1
d61dff2b669a727d98ca30a06be87a3b99d9bbd5

SHA256
c2074ad786e18c70b1e11eaf4b8e906c3ed4a44302148ded5368e7d2ebadf746

SHA512
fae0cf9c2a68d92cf3476a41d3b08d8768e7b60ca9d3c58b9061795dfeaaa80f6d2016228c265cb18831a414bb384f08480ec1fe577d5dc293942295f4afd412

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

Filesize
266B

MD5
e43ac3e755552adccaa239c6fc72a5af

SHA1
722377d04a9da7c887b738ceb45d2dcadf1495b7

SHA256
a07661e2dd1651ed6b3f7a455f5c9b8e567557f97104d98fb74e9625a4abc5ad

SHA512
be76a9b4bb1b909ec2de8f325521a6a76485953aaed313ec299fc113233fd9e1331b584e495226a0b312a4c2abff33d1cc8e478f939b4c085b9b07ea47dace9f

Download Submit
memory/2464-0-0x0000000074FD1000-0x0000000074FD2000-memory.dmp

Filesize
4KB

Download
memory/2464-1-0x0000000074FD0000-0x000000007557B000-memory.dmp

Filesize
5.7MB

Download
memory/2464-2-0x0000000074FD0000-0x000000007557B000-memory.dmp

Filesize
5.7MB

Download
memory/2464-24-0x0000000074FD0000-0x000000007557B000-memory.dmp

Filesize
5.7MB

Download
memory/2472-8-0x0000000074FD0000-0x000000007557B000-memory.dmp

Filesize
5.7MB

Download
memory/2472-18-0x0000000074FD0000-0x000000007557B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads