metamorpherrat | a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2

General

Target

a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe
Size

78KB
MD5

48cb801e22778f2bcb604511d8cb1010
SHA1

d131055e05f7dd79e85b28142b665b1175fb6a1e
SHA256

a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2
SHA512

f03ceb8c608f3c9714ea082225f7de0721feb72300e6de5311bd80bc8c5b8954f0795a967662d81cd87ba0b3c0eb7315603b9ad03469fe3d0df5a7255a93b63a
SSDEEP

1536:xy5jVvZv0kH9gDDtWzYCnJPeoYrGQt961M9/O1qw:xy5jVl0Y9MDYrm7GM9/s

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

Executes dropped EXE 1 IoCs

pid	Process
2752	tmp8259.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe
2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmp8259.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp8259.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe
Token: SeDebugPrivilege	2752	tmp8259.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2112	2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe	30
PID 2096 wrote to memory of 2112	2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe	30
PID 2096 wrote to memory of 2112	2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe	30
PID 2096 wrote to memory of 2112	2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe	30
PID 2112 wrote to memory of 2924	2112	vbc.exe	32
PID 2112 wrote to memory of 2924	2112	vbc.exe	32
PID 2112 wrote to memory of 2924	2112	vbc.exe	32
PID 2112 wrote to memory of 2924	2112	vbc.exe	32
PID 2096 wrote to memory of 2752	2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe	33
PID 2096 wrote to memory of 2752	2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe	33
PID 2096 wrote to memory of 2752	2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe	33
PID 2096 wrote to memory of 2752	2096	a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe	33

C:\Users\Admin\AppData\Local\Temp\a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe
"C:\Users\Admin\AppData\Local\Temp\a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2096
- 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\ec5_ulnj.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2112
- - 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\RES8335.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8334.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2924
- C:\Users\Admin\AppData\Local\Temp\tmp8259.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp8259.tmp.exe" C:\Users\Admin\AppData\Local\Temp\a8292e7f6ebbec53825af1141df019ff186ce49aaba04b4be18831398aad2fa2N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2752

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\RES8335.tmp

Filesize
1KB

MD5
ef40e8705a006921d43bed9e1baf3d85

SHA1
e61f6126001cead26d20ed6f69df1c3a876fcff4

SHA256
110de0658f1ab2f74a68cec1e5177f38fecc44b5111be37292d037247883f67c

SHA512
6a8ffb9fcaaf78f75c8e47f68aaafa87e576f73de759c49722c9aa66430be1c30d1a7b70cff2814ecc0f3fd21232c8000ebc76b2980f5a70a89f4e4cb2047e64

Download Submit
C:\Users\Admin\AppData\Local\Temp\ec5_ulnj.0.vb

Filesize
14KB

MD5
5f9b7fe646bd3b0f72c5e4dbb31449f5

SHA1
1e297c7a26f5a7cdf64d84eb505bca230b865706

SHA256
bf8c4a19d14e3886c5935a71cfdb04dcd749272ba784b81eac48ac375c10df53

SHA512
ce617e478011ee1b0a075d5616d4a3374ef6347287d9f221428cd4d22a7a29b8420c1cd6eab181f82b97b24ea5334fa3625b2c8fe1784947d0eace4759058cad

Download Submit
C:\Users\Admin\AppData\Local\Temp\ec5_ulnj.cmdline

Filesize
266B

MD5
e2415afe135dc7850142a81eb2fe4460

SHA1
45f176931f2b761473b8f92eeaf1a2d0518a8529

SHA256
983ca650be54f3595c74b8a2e026a40d506201448e72f5f778f18f82347c2166

SHA512
cb2e581fdd156801d8d0df8ecef790e3eaeed525caaec92ed7017eca9fd2fdcf70b852c28e5852b9a16f7b49c292da125c53c259466598648325e93708a39039

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8259.tmp.exe

Filesize
78KB

MD5
7f213a32b4d2bc11ebd70c88009c411a

SHA1
ba3f44c5ba3cb5849ecc4f07cdf6ebaae0981cd8

SHA256
1261b7dd89526af39fa26b34a53f1c9eb35b38ec6d33f9e4985a136a83545677

SHA512
f7d9eb646490d8f9e1f91203b854c0eecc3a782f54754ac0c4ce8313d9325865700f6d87fda21055b3c6267c24b29e06d93207d1116f209a5d03fff80c0e1329

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc8334.tmp

Filesize
660B

MD5
6b6c0ee52149f4fc640a71557e7682df

SHA1
6c65ead8820df8d43610184193bc389d22673e35

SHA256
e37d7d364144a8ea558d7709cfc1c758f84dccc0963ef1ef882b64598d07059e

SHA512
4ce7eddeb26157faf2c7a238802738c635fb308ee4ddfa4a8308c8967a7507fe2bd6e1c47d84d360cfef625d50010239089862422061ec5a4aad8f2cbe77ba15

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/2096-0-0x00000000749F1000-0x00000000749F2000-memory.dmp

Filesize
4KB

Download
memory/2096-1-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download
memory/2096-2-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download
memory/2096-24-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download
memory/2112-8-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download
memory/2112-18-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads