metamorpherrat | 4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53

General

Target

4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
Size

78KB
MD5

132924522d6f601fdd5c7b3a68108e1f
SHA1

fcde9697427c4adaefbacf41c376d19e1a1cc38c
SHA256

4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53
SHA512

0cdeeb277a1d2e8761c096a6d7cffe6dcb8461299d9099a72fe42269478d5e84458e0f6cf03544b6fa9fa8f4f6054e9536d0b5bd314e58a268ffd351e5927de1
SSDEEP

1536:K95jShvZv0kH9gDDtWzYCnJPeoYrGQtC6A9/f1T4:w5jShl0Y9MDYrm7I9/K

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
2660	tmpEF10.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.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\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpEF10.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	tmpEF10.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.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	2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
Token: SeDebugPrivilege	2660	tmpEF10.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 2936	2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	30
PID 2704 wrote to memory of 2936	2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	30
PID 2704 wrote to memory of 2936	2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	30
PID 2704 wrote to memory of 2936	2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	30
PID 2936 wrote to memory of 2764	2936	vbc.exe	32
PID 2936 wrote to memory of 2764	2936	vbc.exe	32
PID 2936 wrote to memory of 2764	2936	vbc.exe	32
PID 2936 wrote to memory of 2764	2936	vbc.exe	32
PID 2704 wrote to memory of 2660	2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	33
PID 2704 wrote to memory of 2660	2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	33
PID 2704 wrote to memory of 2660	2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	33
PID 2704 wrote to memory of 2660	2704	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	33

C:\Users\Admin\AppData\Local\Temp\4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
"C:\Users\Admin\AppData\Local\Temp\4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2704
- 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\xrw508yd.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2936
- - 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\RESF078.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcF077.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2764
- C:\Users\Admin\AppData\Local\Temp\tmpEF10.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpEF10.tmp.exe" C:\Users\Admin\AppData\Local\Temp\4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2660

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\RESF078.tmp

Filesize
1KB

MD5
36df58a2af54a84e528b1c32ed088ce6

SHA1
b1538e14ca89a54a6159f02ade0894236f2fc7ca

SHA256
b993e0aeabc38796a913231033ae5801f774dd175c467b3743169497654a4867

SHA512
167d29894056faef6f44c9de9b8c8aee6a4f41d669ed83024e1bc3ee9a444b8a3d4267916439a03d05b94dfdfc3b795e855fa87cd10e6e5009741baec5fffa0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEF10.tmp.exe

Filesize
78KB

MD5
116eaa75fb447d1704f8ae6506266e6e

SHA1
c07df06be1a7aa19ec31f386fd3c3c64bb6b7327

SHA256
deaebefd440f9f5d55ca5b523bbba4bfe46196669ac9760f90f3430870f102ae

SHA512
1efbe581cf8c9d740f0cd76a9304f3c222668e7612bf98c79aa90afd7e1988875a981989d381f16dd396814c4e7600fe765befdd795913e8c2b3dfe45f60f856

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcF077.tmp

Filesize
660B

MD5
43c689cea931f8e32b44ce14617a67fa

SHA1
31cfcb3c5247e563589729e0b49a5d700e37a1d4

SHA256
424933df513b4983855058f20cb9c3cf7b17ce63d21b2f0a57766fd1c9e6741e

SHA512
ed685e8d6cea04924b4cd04b0a83550697676c81875aaf337b7691d723bd3d77f680937807f644812b72393b522dbe897407bab459616a2d8e3ea2756eff2e1d

Download Submit
C:\Users\Admin\AppData\Local\Temp\xrw508yd.0.vb

Filesize
14KB

MD5
c5d0d699be637a2be34fe54b848ec8c0

SHA1
83dc80d93875cadf90f0a02216927baeae0a62ec

SHA256
f779945ba6563295d103a15f5730ed5b8a4a12230f265bb12c908411a27fe59c

SHA512
fb24f7fc254406cfc706d766eacb79f685f571471dd6ee28e1ded309bd5b0b4d2fe8a907b442322df16151d3969dfb2a6683e8f6dc0c893b0406a58feca623a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\xrw508yd.cmdline

Filesize
266B

MD5
6cae39b6b3d084e7d9eeb41148a885dd

SHA1
7f86927e8e6549446fe3f17e5c0e710348caeb5f

SHA256
757df513aa06842758126cdde611a6864c9e66344a250b1e654febc8e0f58a3e

SHA512
aeb990203a2c7a82ab6b5a6177af598321e1da9d5ae2cf070ca939ebcf83f29416337877921bad2f78c3cba085516470f9fc54acee822b8a273c8ef0a48c4af4

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/2704-0-0x0000000074601000-0x0000000074602000-memory.dmp

Filesize
4KB

Download
memory/2704-1-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2704-2-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2704-24-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2936-8-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2936-18-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads