metamorpherrat | 433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92ac

General

Target

433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe
Size

78KB
MD5

cfe6ac06bb6a68282f85501256dd9f10
SHA1

f12fa1d8fd6ac173c268447d5eecc7a19512d722
SHA256

433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92ac
SHA512

192f6d12ab6eed250be89914706fbee692a853c74dd6c3ed17dbe6091178d37aa2729ef01f68f2ceca3b09dc3ba7716f39518bd4bd4500836d080d7e0273bed4
SSDEEP

1536:UPCHFo6M7t/vZv0kH9gDDtWzYCnJPeoYrGQt49/Ix15F:UPCHFonh/l0Y9MDYrm749/I3

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe

Executes dropped EXE 1 IoCs

pid	Process
3100	tmp9C9E.tmp.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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmp9C9E.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	433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.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	tmp9C9E.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3008	433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe
Token: SeDebugPrivilege	3100	tmp9C9E.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 4676	3008	433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe	84
PID 3008 wrote to memory of 4676	3008	433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe	84
PID 3008 wrote to memory of 4676	3008	433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe	84
PID 4676 wrote to memory of 696	4676	vbc.exe	87
PID 4676 wrote to memory of 696	4676	vbc.exe	87
PID 4676 wrote to memory of 696	4676	vbc.exe	87
PID 3008 wrote to memory of 3100	3008	433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe	90
PID 3008 wrote to memory of 3100	3008	433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe	90
PID 3008 wrote to memory of 3100	3008	433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe	90

C:\Users\Admin\AppData\Local\Temp\433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe
"C:\Users\Admin\AppData\Local\Temp\433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3008
- 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\s1_xn_v4.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4676
- - 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\RES9E05.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcE7D11BDEEB314F93A36B66897D4DD4C.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:696
- C:\Users\Admin\AppData\Local\Temp\tmp9C9E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp9C9E.tmp.exe" C:\Users\Admin\AppData\Local\Temp\433f9e08450c865408992f95fc352ecaefdd393e45180860da2013da0d4a92acN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3100

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

Query Registry

1

T1012

System Information Discovery

2

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\RES9E05.tmp

Filesize
1KB

MD5
c2374b346a0a0531d08a508e24174a06

SHA1
ca8e1785545043a88bba8d3363a8e87aade1816a

SHA256
51bc6e5a1a6648e0907d5da7e352527138282ef90141350154d3e0ffd7326ce3

SHA512
ea54d9ed1c4f62bc45e4e266151771d495e85c6d9feba5f87120cf00a2ffa86e968f06af9e171006f165b8a6f565703a07ec3f2f78502c971bf6e39e5f16a45f

Download Submit
C:\Users\Admin\AppData\Local\Temp\s1_xn_v4.0.vb

Filesize
15KB

MD5
c8cc6c5c5e1ea6ed44e5a8c7b99b9dfe

SHA1
484fa8206f2db66672ea7579bbf0a14416f73c3b

SHA256
6394d9dd25c7a3c4a3ad62e57bc7b7aeff6e64682d218ea0e0f7f0d355b8acdf

SHA512
2d926a9ed8c74caabd696c8c06470755a7d4d35aa93b2090d24515a313e93cf35570262e2e8044eaedba97be11668413f30170e58eeec7f258c931987182ee26

Download Submit
C:\Users\Admin\AppData\Local\Temp\s1_xn_v4.cmdline

Filesize
266B

MD5
4414b16a946a49e5a9e75d93c3177233

SHA1
a74a1d76f00dead5a2b46b5574105bbf63fc61f7

SHA256
03d98f9b5e15d1aa141214b3656f9192ef72543f1ebdcfff855038587489c05e

SHA512
6dcbd0b233c5fa6bb4704cc92d2f52d9c5baf18b2503835519235e6382b05a1e3a5aeba6a562545389a24d992d6efd1acfb269a0f28efcdd4838cbfca13e881b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9C9E.tmp.exe

Filesize
78KB

MD5
9823ab51fddc6f4fc5e382adb5141837

SHA1
0cd2ee1f63115b466f5f408485cc2150320ed342

SHA256
b64239b14dd3d2854c3bf8c2aa4f3fe42adcf79ce11121306bab771e135439ec

SHA512
19984b74980873ca4d7814b4d5846b4d81cf4bbf26d463ef1e5a1b6a5914bab41229b2715ab0661227029a939106a23c5e3c8be6aa0e61b83847ca697ef56bad

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcE7D11BDEEB314F93A36B66897D4DD4C.TMP

Filesize
660B

MD5
d2dfb37d1f9bfafb92e65c4f512ef2fe

SHA1
63cc2b57d646260443d9d89ac74cee368c4e34e8

SHA256
bce8cac60a3009f58fc5a7b656fbb562b490a219d9cf8dfd6a674072315cf5a2

SHA512
8d50bce97129f48276fba0b2d16d44a08268e945151c1e8bbe9d27d468e26fb4c28a79dbaa752072e837851154c0a088a956721039091592b17e3b151d4f75cc

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/3008-0-0x0000000075372000-0x0000000075373000-memory.dmp

Filesize
4KB

Download
memory/3008-2-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3008-1-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3008-22-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3100-23-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3100-24-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3100-25-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3100-27-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3100-28-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3100-29-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3100-30-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/3100-31-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/4676-18-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download
memory/4676-8-0x0000000075370000-0x0000000075921000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads