metamorpherrat | b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7

General

Target

b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe
Size

78KB
MD5

31142bfbf1a11d7bb0fc781e4a150f60
SHA1

39802862cf1fc6fca6b3246fa54aec81ff585e62
SHA256

b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7
SHA512

0275f5dabaeae487d7adc597717358ab3d9e56446372aa7e0f16f9cce96eb478c3616c9b70dbbf8ed330b2b377e18a0ebd8a2e664c7e377e46e3967292d0e8b1
SSDEEP

1536:auHY6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQte89/5V1LE:auHY53Ln7N041Qqhge89/5I

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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe

Deletes itself 1 IoCs

pid	Process
1304	tmp9CEC.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1304	tmp9CEC.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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmp9CEC.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	b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.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	tmp9CEC.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4788	b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe
Token: SeDebugPrivilege	1304	tmp9CEC.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4788 wrote to memory of 4272	4788	b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe	83
PID 4788 wrote to memory of 4272	4788	b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe	83
PID 4788 wrote to memory of 4272	4788	b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe	83
PID 4272 wrote to memory of 3820	4272	vbc.exe	85
PID 4272 wrote to memory of 3820	4272	vbc.exe	85
PID 4272 wrote to memory of 3820	4272	vbc.exe	85
PID 4788 wrote to memory of 1304	4788	b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe	86
PID 4788 wrote to memory of 1304	4788	b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe	86
PID 4788 wrote to memory of 1304	4788	b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe	86

C:\Users\Admin\AppData\Local\Temp\b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe
"C:\Users\Admin\AppData\Local\Temp\b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4788
- 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\u6sdejfm.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4272
- - 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\vbc7698449A1DE84166934DF483AF933647.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3820
- C:\Users\Admin\AppData\Local\Temp\tmp9CEC.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp9CEC.tmp.exe" C:\Users\Admin\AppData\Local\Temp\b3ef4701f85b953d37bb7c01d3e5d883fd48e5b42b1778c3ac154d439eefbdb7N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1304

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES9E05.tmp

Filesize
1KB

MD5
fe8a24a413d2dca2ac8d6581fc4aef3e

SHA1
d6483b6c2b24d73b56fb64dcfa16b242ba76fbff

SHA256
dd6a7477c345294e41d370a29d2e7b5756594fff1200cb4c2d90f381906cf0c9

SHA512
30c23c4df741e15c88c87edf53bb3dea335c5be5bd32068ae7a5a5b34b681a1b84b39479585e275a61dad6e6a798b84d18943765afbab565bad46066558f5a0c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9CEC.tmp.exe

Filesize
78KB

MD5
6b75c0e7270557ee5d132f472f4ecd2e

SHA1
c8b40a02efc4a46d179a60b8c107c0224fbe2b44

SHA256
b70d61e2f060549f2d5850e8386b96be04f93e134e4c497a44e8573d1dcaf811

SHA512
944825b88fa2dbd70b75f408935e3dff98699e4ab77ef9398efb60b9cdea52175767b0dd2695f85f71056fdabc4848d3f3018e0be892ba6eacf41da2468b7c34

Download Submit
C:\Users\Admin\AppData\Local\Temp\u6sdejfm.0.vb

Filesize
15KB

MD5
d3b1fed69047618539ab5d8f970c3843

SHA1
189c9bc7b8fbe89a8d563d59a86da946c2980867

SHA256
98452ad1914ac55df1e7f194227613857eedcac5caf5f3ee4283a95bfe603876

SHA512
c08a7c7a82f2c0a2db9bedc599a062fd4aa0e760e30f00ec82075e4536fa2dddfc1ca1e780bc9a0d48170b7b16e1513a43f7f629059455aa1528e1321823ea27

Download Submit
C:\Users\Admin\AppData\Local\Temp\u6sdejfm.cmdline

Filesize
266B

MD5
c19ce3e820cc26272b1c9bb4180fc15d

SHA1
e7dc8faef6e2669da8bdf4c7839e84d7a6e6c554

SHA256
6ab7a76566bb29729979116599239d363a7150bfa19e8dd1357b1c8f3b33b544

SHA512
932ea04ff7635df1f1df199158aed22e474dba73329e79504edb0f2dc29f352cdd613483a168504a69144c5c87f873a500539e470b50e8646858acd51d06a43e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc7698449A1DE84166934DF483AF933647.TMP

Filesize
660B

MD5
34ac69021cce114c418f8456cf7a3d46

SHA1
d3f60b056b4a38b08bf609b3f1db8f870b43c399

SHA256
5246e2dc339d7ca20e9465a3513c551bb13675132936d664499888019ad7a455

SHA512
5ecb76b336ddee4180b3826a992dbea4fc417e8f4a721d52df8d9461ab3d0a700a8305a1a99796a3723b4be37f18792fa825d0b3f29c7e0775c0b74778de794f

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/1304-24-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1304-23-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1304-26-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1304-27-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1304-28-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4272-8-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4272-18-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4788-2-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4788-1-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4788-22-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/4788-0-0x0000000074872000-0x0000000074873000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads