metamorpherrat | 0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677

General

Target

0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe
Size

78KB
MD5

a594e7da4c6fac8895052aeb377aedf5
SHA1

db6c769a57bdfeba85039618219cf2ad01281356
SHA256

0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677
SHA512

f74e75a09b5b100d962974fe9d39e5bf1a9b5bd0fd0ba812c8e440e73fa3194d921f4b65b4b9c4f07784758ac5728668d29bf8a419874d774d46922b7fa7d202
SSDEEP

1536:bPy589dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtC6u9/Z21KEY:bPy58on7N041QqhgW9/Z8Y

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
2212	tmpC929.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe
2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpC929.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	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.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	tmpC929.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe
Token: SeDebugPrivilege	2212	tmpC929.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 2352	2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe	30
PID 2568 wrote to memory of 2352	2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe	30
PID 2568 wrote to memory of 2352	2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe	30
PID 2568 wrote to memory of 2352	2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe	30
PID 2352 wrote to memory of 1800	2352	vbc.exe	32
PID 2352 wrote to memory of 1800	2352	vbc.exe	32
PID 2352 wrote to memory of 1800	2352	vbc.exe	32
PID 2352 wrote to memory of 1800	2352	vbc.exe	32
PID 2568 wrote to memory of 2212	2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe	33
PID 2568 wrote to memory of 2212	2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe	33
PID 2568 wrote to memory of 2212	2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe	33
PID 2568 wrote to memory of 2212	2568	0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe	33

C:\Users\Admin\AppData\Local\Temp\0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe
"C:\Users\Admin\AppData\Local\Temp\0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2568
- 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\f4cemrsy.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2352
- - 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\RESCC84.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcCC73.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1800
- C:\Users\Admin\AppData\Local\Temp\tmpC929.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC929.tmp.exe" C:\Users\Admin\AppData\Local\Temp\0521b6344c04d8c0a3ba1912c4d382bd158cfdda17c5d9f89df79eca24ef1677.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2212

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\RESCC84.tmp

Filesize
1KB

MD5
40af4a7cb5467bfca00b478a30482bc1

SHA1
c43de291e91d5da8708a9952907a207bcb6ca41d

SHA256
0d69ee43ee5aa8bf2f0ecc48adc3bfa8a5dfc39c303e09d7b0bb2e45c056dc64

SHA512
509d8b9fc51f8f9bb192fb9a343680fb0ded9db9b2efd0d96821c9148e8c5d3c256c9dedb4b475b8a8b0baa5081d7ecc5dc2cb3a15594fe13157484f1f37ab52

Download Submit
C:\Users\Admin\AppData\Local\Temp\f4cemrsy.0.vb

Filesize
14KB

MD5
8e59e370cd0ad3601b6e8e7f96b4be93

SHA1
df5654c445737d0ecc3cb48122fcb860aa381659

SHA256
5e5c3f59dcac9ba3fba3a3ea21251545485edb9809caa5d2a039e2ccc5bd4476

SHA512
92aded66d0f564851fd3011ac38dc323f03d366ceb021e19800e0534bf6d758c4e591d753cd18c74c2e3862bd65678c52a0fa97d0e95bdd2a8848a6a1cd49897

Download Submit
C:\Users\Admin\AppData\Local\Temp\f4cemrsy.cmdline

Filesize
266B

MD5
a0b05c01ad40bcb8d1dad5b11b80ddf1

SHA1
76e7fdb5ab1218030f1c31cdb2107680cbdeeae0

SHA256
e7bd0fa84388d96cec439a6368b15222be6522a80e1dd11762c197fc19067e07

SHA512
6dff4717d8c04d34b5e198bea8092e813d5a2cfdc825295d7f56743efb177b6d181b5fadaa2cdb4acf1d6d2495f2a91b90a0f69f836b43136900a9184644eb1e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC929.tmp.exe

Filesize
78KB

MD5
8a0bd6d4731ef6da3bcc1505149f4dfc

SHA1
c2970bd6badaa634780732c099b03513d4f7c2d5

SHA256
2d16a7914d270aaefccc1c28496faac8f74864919fcd00a850f14cf56884d38b

SHA512
e78ca4440ccc2225239be78af45a0fe10d9dfe2928dad6ee8b38b80b6fb17b2ddfb76f7aa11781009e122884c4734b8ea084463576eef747ead54217d26918ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcCC73.tmp

Filesize
660B

MD5
4fff597af646278339d90c025b1677bc

SHA1
75c3ed8fcbf92bc8baae051f7b05dc9c520e494a

SHA256
167bc4fa0f55518b708d3d83e2a10a45773accccd40c009acd75e2eac5ef8f11

SHA512
71e842dbb3b044d7566332702cb96d8d35f46ccf0c8dc2fe6734108bc6f44bdfdc250018e2d7d69bd3f3641723092f3d0dac43c775565666f10aab3f85043c8a

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2352-8-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2352-18-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2568-0-0x0000000074B31000-0x0000000074B32000-memory.dmp

Filesize
4KB

Download
memory/2568-1-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2568-2-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2568-24-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads