metamorpherrat | 8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3

General

Target

8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe
Size

78KB
MD5

7bfbe9f42a7aa4e975f7946d44b3260f
SHA1

35b0151f326b99687a8344c5af9e3fb431499ec9
SHA256

8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3
SHA512

7b8d5113fc2642541da57bef8cc7f53eaab22dc0f7c25c93f274ebf9ee17395912e494ebe86b3804547f5677a9bcf2d493a4fdee2f6dbd5501c628d848ea89f1
SSDEEP

1536:9RWtHF3M7t/vZv0kH9gDDtWzYCnJPeoYrGQtRk9/O1GD:9RWtHF8h/l0Y9MDYrm7Rk9/H

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

Deletes itself 1 IoCs

pid	Process
1468	tmpB04C.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1468	tmpB04C.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe
1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.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\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpB04C.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	tmpB04C.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.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	1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe
Token: SeDebugPrivilege	1468	tmpB04C.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 1140	1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	30
PID 1800 wrote to memory of 1140	1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	30
PID 1800 wrote to memory of 1140	1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	30
PID 1800 wrote to memory of 1140	1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	30
PID 1140 wrote to memory of 2092	1140	vbc.exe	32
PID 1140 wrote to memory of 2092	1140	vbc.exe	32
PID 1140 wrote to memory of 2092	1140	vbc.exe	32
PID 1140 wrote to memory of 2092	1140	vbc.exe	32
PID 1800 wrote to memory of 1468	1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	33
PID 1800 wrote to memory of 1468	1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	33
PID 1800 wrote to memory of 1468	1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	33
PID 1800 wrote to memory of 1468	1800	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	33

C:\Users\Admin\AppData\Local\Temp\8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe
"C:\Users\Admin\AppData\Local\Temp\8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1800
- 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\ghmyiunj.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1140
- - 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\RESB1A4.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB1A3.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2092
- C:\Users\Admin\AppData\Local\Temp\tmpB04C.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB04C.tmp.exe" C:\Users\Admin\AppData\Local\Temp\8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1468

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\RESB1A4.tmp

Filesize
1KB

MD5
105f7edb163cbdf6280e76d1baaaf25b

SHA1
1526b7a5e07d53dfe97b4c2925afbb99aebd7b7f

SHA256
f238770d36fa3e55866e4b63e6dc791620b1cf55d55ee66f52f8c8cfdf0bdc13

SHA512
3a58a430a7665a50aa6580890e65e930a8c2aca2e0f774c2bc7fb55b1f6e4deb307bf2510688316033a57626e356954eadf2e49a4432942adf0054f2afd66934

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

Filesize
15KB

MD5
c42a219809a3fee5fe373134f5079575

SHA1
2c58fbc9203fa6039006fa98640555094a007662

SHA256
331a296cea49aa601bced607a81082d10f9f2e057a02b009ac280aa3ed406150

SHA512
070c4be2d5d96481a225e5aca38eb4a53cd227a43ee5bb71ced193f6472174bcf4c9966cf1481dc4dd62ec21e5ab24792b342f9a8d0ba24f0a43ab880128d735

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

Filesize
266B

MD5
964faebabf0ea399ec92440391464dec

SHA1
093dc184af310799d1754c65ff168032516d9fae

SHA256
fdba8a48de7dfcf34ce61b7fe6fe9c71ea9dca7ea6f8ff11bc10c9ee3cc4144c

SHA512
fb2b5e4924afcbd61f12fffdb73b95bb8b934ca78c3cd189ea3acc09a970cea29153148810cf9411f6dae44763eba89e1ae4c97bc874487d4c44e5f766d4796f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB04C.tmp.exe

Filesize
78KB

MD5
4c6faf26adb24e1b98cff769a707b6bb

SHA1
e59d7b8ee59e5dc1a1b4f6811d236838405f26bc

SHA256
1383c10bdc54299851389f44ad9de3da23c7c706abe63e049d0fa9f179e63dc8

SHA512
31ddaf303cabc9f4ff64c73e2b4ede5ce85d40dd9461ce1ee26fa251007666ef9d0d116fbd22ec3703b50c1a167b804da1b5b2d03131e80ef047bf8d368c5ba9

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB1A3.tmp

Filesize
660B

MD5
162b3065e6b5fcccd9955d9432bef9cf

SHA1
cc3e9fae0cab7db88f723641577c9e39701b6497

SHA256
848ac5e550cd4a86a1a6f371967a5341bcced2ff45aa4671aa1b31252d6e0334

SHA512
45bf5b09dc964a31859467821473c70edf01f471c510b9171504c8400cffd70d6bed5fe49db71792c9bc07e9c9e841388a7e05890a0d575e50b45f6ded60c9bf

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/1140-8-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/1140-18-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/1800-0-0x00000000741A1000-0x00000000741A2000-memory.dmp

Filesize
4KB

Download
memory/1800-1-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/1800-2-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/1800-24-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads