metamorpherrat | 7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012ea

General

Target

7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe
Size

78KB
MD5

f01493130fc29ea00bc976e35c891050
SHA1

6edea3aef78ecfcce22d07cd19d7d297330bdfc2
SHA256

7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012ea
SHA512

732beb8a103b500697defb19ce11c5dbb836295ea0a50811ef0a63b0c5b024f7151aa479b4943261394024a9fc3c61efb68115f00815e0d1c7920ce82278ec08
SSDEEP

1536:jPy58wXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtN6O9/h1jn:jPy58oSyRxvY3md+dWWZyp9/P

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
2792	tmp9D58.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe
2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.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\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmp9D58.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	tmp9D58.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe
Token: SeDebugPrivilege	2792	tmp9D58.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 2004	2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe	30
PID 2492 wrote to memory of 2004	2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe	30
PID 2492 wrote to memory of 2004	2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe	30
PID 2492 wrote to memory of 2004	2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe	30
PID 2004 wrote to memory of 2400	2004	vbc.exe	32
PID 2004 wrote to memory of 2400	2004	vbc.exe	32
PID 2004 wrote to memory of 2400	2004	vbc.exe	32
PID 2004 wrote to memory of 2400	2004	vbc.exe	32
PID 2492 wrote to memory of 2792	2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe	33
PID 2492 wrote to memory of 2792	2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe	33
PID 2492 wrote to memory of 2792	2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe	33
PID 2492 wrote to memory of 2792	2492	7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe	33

C:\Users\Admin\AppData\Local\Temp\7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe
"C:\Users\Admin\AppData\Local\Temp\7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2492
- 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\xrwgifo0.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2004
- - 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\RES9EB0.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc9EAF.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2400
- C:\Users\Admin\AppData\Local\Temp\tmp9D58.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp9D58.tmp.exe" C:\Users\Admin\AppData\Local\Temp\7243e77b0a9d256e70c2a857d02345f77082c37c565a150763953195951012eaN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2792

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\RES9EB0.tmp

Filesize
1KB

MD5
bc518828cc6285e656900ad851790100

SHA1
212f0010cb133696c4630ae1f7ac96bd088e164d

SHA256
fc86267789b01e1333da76b91e4002ab4d1ce18e6a37adfc82930a7a610c60c6

SHA512
23d8f00f93ab896a6b8dca3f6184aeb2636d36b95b5ad828690d47c2ba30d3193f1ad6da404e693796d4318ce95e3a602696939001bb2608eba2bda2e71fe213

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9D58.tmp.exe

Filesize
78KB

MD5
e23851fa2d3441b6a5cd3395189979be

SHA1
4e8c0ccaa27529efd0dcb04ca071bea9f24b4635

SHA256
f72dd071c8b2ff2bb801248870e0c5ab7234d3d7f29b9884e55bf9d02ef924e7

SHA512
01656686e4d636c15621000de65230514a5146bf1cfb3aabf998c2947efac7be2684dd496229de78b77f84e84f45d436ae947f3ffca8241e5a7dd8781a3368b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc9EAF.tmp

Filesize
660B

MD5
a798d69516cf81a5499ac696f5f0ec2d

SHA1
408f8e3371aec552720d6cbc4608020329014f49

SHA256
0b02fc765af927cc434528c96481ab4dc247844ee78cee63ee030ef61de42e45

SHA512
97426e6f7771e234f2abb1f71a9e993ddab2429bacdad07c8a42c70e56e6fddd601a3961a4f502cc207429a6ba003de4b170815a9455470dffd0786c6ec58a3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\xrwgifo0.0.vb

Filesize
14KB

MD5
89e577959013f7d3f3cbeabe5ffe45de

SHA1
aa1ef2805d7efe5d82defb21950bc1ee1722666c

SHA256
ebcec0bb1d146ac47d4c55e443065fa28aedab6464b03d22aad17d711653dcf3

SHA512
4b63f897c012b194f60c43f5c419e9834069d3ce19d2cac9228323dbbf4c2204ebe21fdb9a4e5401988d92ad92eee431f27c3a42be8a487b0f4e01be07658784

Download Submit
C:\Users\Admin\AppData\Local\Temp\xrwgifo0.cmdline

Filesize
266B

MD5
ec341c51c2a3ed31b2e6562a7778f7ed

SHA1
7eb1a89d939ad2caddb57cb1ddeee3d94153b734

SHA256
8e3381cb6d7ed33186fc28b06928d1d08da82bc670e12c4421ff9c685d21621d

SHA512
c98cd54f2c689459405f3f1ea24e924b5448eede5b18d57b29b641e36e112764b7963a39be2622c51badf384cafe8a3275c8851d6fbb191356ae26c8c7f765f1

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/2004-8-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2004-18-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2492-0-0x0000000074631000-0x0000000074632000-memory.dmp

Filesize
4KB

Download
memory/2492-1-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2492-2-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2492-24-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads