metamorpherrat | c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219e

General

Target

c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe
Size

78KB
MD5

7eec8047ab601bd58f2c3bb8c8567d50
SHA1

4e68de6596162bf302c33712c013d4ab98957fdb
SHA256

c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219e
SHA512

23a960119a828a0d1a17ab20fd092ce1565796877a1a60c1012ecff7b37ce7440b76bd15c61d3b79248e80a976fedf47500e2a92407a0b18d4e54733e062585c
SSDEEP

1536:EzWV59XT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQt96CV9/JN1uN:qWV5tSyRxvY3md+dWWZyfV9/Ja

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
2952	tmp872A.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe
2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmp872A.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	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.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	tmp872A.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe
Token: SeDebugPrivilege	2952	tmp872A.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2052	2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe	28
PID 2412 wrote to memory of 2052	2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe	28
PID 2412 wrote to memory of 2052	2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe	28
PID 2412 wrote to memory of 2052	2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe	28
PID 2052 wrote to memory of 2260	2052	vbc.exe	30
PID 2052 wrote to memory of 2260	2052	vbc.exe	30
PID 2052 wrote to memory of 2260	2052	vbc.exe	30
PID 2052 wrote to memory of 2260	2052	vbc.exe	30
PID 2412 wrote to memory of 2952	2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe	31
PID 2412 wrote to memory of 2952	2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe	31
PID 2412 wrote to memory of 2952	2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe	31
PID 2412 wrote to memory of 2952	2412	c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe	31

C:\Users\Admin\AppData\Local\Temp\c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe
"C:\Users\Admin\AppData\Local\Temp\c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2412
- 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\1edqymlr.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2052
- - 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\RES8805.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8804.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2260
- C:\Users\Admin\AppData\Local\Temp\tmp872A.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp872A.tmp.exe" C:\Users\Admin\AppData\Local\Temp\c35ed95ba7840798c78c686fb075697d21b3b3d4a88c58be68493b12d237219eN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2952

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\1edqymlr.0.vb

Filesize
14KB

MD5
4dd2965a801a55e2ae7d42ac585a5a96

SHA1
9c576d9fe9d87977b04fff9c4a0fbb50f38c653f

SHA256
867e25475885fe17a6995924e35af88d92f56f80892444f4e635a851567d3980

SHA512
8d4b9591c06a19134ab2969ca9d18e0f8b29c44193729b9a95240ddc39f3f11ca5c40457a5ff2fda1986c05192c2e514d654692ed640a0446d2972fe4ffc6515

Download Submit
C:\Users\Admin\AppData\Local\Temp\1edqymlr.cmdline

Filesize
266B

MD5
0d2d1c418bc937b9a65088f67c8ffd3a

SHA1
aef1978586a050c84303ea363453ce946e23b143

SHA256
0507c7fbdc895c532d6813ef21a06ff6c19af75d2bbdbacd41d0beadee7015d8

SHA512
5c2e039ef62e0a0067a9a849a2acc44b6a7732aa3c6abc770185b28fa07414f119c94c76c3e2cf6043841f7cf37a8e2c85a72d0e0adfb3b332ec049494f98f0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES8805.tmp

Filesize
1KB

MD5
0bba484d55d7c7d12df7bc9b335dfdd7

SHA1
8644d1e7eb0c4c003de0e23ecddf8233878ff708

SHA256
135231d7216f9f2f3eecb0610ce3144018aa2800b9cf2dd4e1059e022183916e

SHA512
60d7766a7802742ddaa302fbc036852264dae2e786bb52c2eafaddd3f1959937082338644bab5e0b722cf01bf11fba6af2d4af9e319be1c3894791f477e80dc0

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp872A.tmp.exe

Filesize
78KB

MD5
a31cca23abc76e98fdb919de65b3b548

SHA1
232ad3c28a75e53b448351584aa463a56d99cdcc

SHA256
8d40c5af7b6da969370573ce70f2abfcba670128c95ab0f5914f9fb5ec8c6e1c

SHA512
d3ccfa316a5491c67a27eafe1cd17e3700684be635f414a02b5e8a4f7592b0cfa8f46b8f7ac69cebe112a40d02be3aa0c10529acd3d0991874b029f2307eb288

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc8804.tmp

Filesize
660B

MD5
8c3bc4e4dcd5cde48b4d6b1c87e40f95

SHA1
5628fd38afec753396e5fb44d98b3205661444c8

SHA256
c178f4cc32f4f58e15bd6af8ee6945c7377548332a9594c5cf9732bd5f5fefd2

SHA512
d373be90ced3a9b80a60e5d6b12e5abb7400edc620d3f468572df6543681084b1b743155505f078a9151dfb1ca1351640669e7996825bff1087565fbfcb90f38

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/2052-8-0x0000000074BF0000-0x000000007519B000-memory.dmp

Filesize
5.7MB

Download
memory/2052-18-0x0000000074BF0000-0x000000007519B000-memory.dmp

Filesize
5.7MB

Download
memory/2412-0-0x0000000074BF1000-0x0000000074BF2000-memory.dmp

Filesize
4KB

Download
memory/2412-1-0x0000000074BF0000-0x000000007519B000-memory.dmp

Filesize
5.7MB

Download
memory/2412-3-0x0000000074BF0000-0x000000007519B000-memory.dmp

Filesize
5.7MB

Download
memory/2412-24-0x0000000074BF0000-0x000000007519B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads