metamorpherrat | 6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997e

General

Target

6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe
Size

78KB
MD5

659332d68d7d5a0f9fa45611b7312580
SHA1

679f923bc3ec9171088ba18f454d1d6f107ff6b2
SHA256

6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997e
SHA512

e119aa745416bd7ba91e70f86fe39a791b6da0f136691a9b2c76de12eeba82664a89b256d38f877a68aa46f7e290cebac831129b32cbb43761db724ebcb6f7af
SSDEEP

1536:Ey5j5dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtC6yM9/R170:Ey5jkn7N041QqhgR9/0

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
1784	tmp4BA0.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe
2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.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\""	tmp4BA0.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	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.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	tmp4BA0.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe
Token: SeDebugPrivilege	1784	tmp4BA0.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 2896	2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe	30
PID 2728 wrote to memory of 2896	2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe	30
PID 2728 wrote to memory of 2896	2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe	30
PID 2728 wrote to memory of 2896	2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe	30
PID 2896 wrote to memory of 3004	2896	vbc.exe	32
PID 2896 wrote to memory of 3004	2896	vbc.exe	32
PID 2896 wrote to memory of 3004	2896	vbc.exe	32
PID 2896 wrote to memory of 3004	2896	vbc.exe	32
PID 2728 wrote to memory of 1784	2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe	33
PID 2728 wrote to memory of 1784	2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe	33
PID 2728 wrote to memory of 1784	2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe	33
PID 2728 wrote to memory of 1784	2728	6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe	33

C:\Users\Admin\AppData\Local\Temp\6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe
"C:\Users\Admin\AppData\Local\Temp\6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2728
- 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\1fdhsfkd.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2896
- - 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\RES4DE3.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc4DE2.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3004
- C:\Users\Admin\AppData\Local\Temp\tmp4BA0.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp4BA0.tmp.exe" C:\Users\Admin\AppData\Local\Temp\6a313739780629466334608cf77be0a4595746789f897c3f02da9743715d997eN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1784

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\1fdhsfkd.0.vb

Filesize
14KB

MD5
0e01454849c6c3f3109a2c536ef5cceb

SHA1
db908f23d28d55a1d8cb02f23050c3700fe1b075

SHA256
d2097f46dd1bd52e4f426a7baa61b4a26449fa6528ee078d925b6aadc1726025

SHA512
51aa9afbe321d252b4b6f88b16f81a6fd1ba6803b4229af3da1b50807d755d32daa7c07f0bac9b6e61ed2f65b486db0709e0316428d8cd22dc5b709c27fa71de

Download Submit
C:\Users\Admin\AppData\Local\Temp\1fdhsfkd.cmdline

Filesize
266B

MD5
dbc6fbcf85264955ea68938096b1721c

SHA1
1dfa4b7e7174ddc4f47c9d15efa1af13d7b7f050

SHA256
cfc022b5e40e9d0dbd3c2f7c1f81941c80eea30e9d0e9ea4b55230b9b6085d26

SHA512
d70728ec15e3a763e1de67ef0c5e1b15b3995607e2fd4cc584eb857b860d15517b744b657edd37d9e13f2cdd23bc18441ad2a94d934808c022e6ec20dd927b6d

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES4DE3.tmp

Filesize
1KB

MD5
015831ed22acc5903b20a73a99824892

SHA1
54e2b80f03f2ed953a25106428ff77928771065a

SHA256
bd1a46b2dabde0771005dc4e6c303642080b1214882166f7c0183b5e46457f79

SHA512
ba4108ef7be99c361aa4983f2e54ff2db18dc301cf269f2e6c1537512bd849b61dc4374be7bc0c6a6e4366dc6cccfd94dc39cc041bef67e32391cfc6775075ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4BA0.tmp.exe

Filesize
78KB

MD5
1a01cde90fa409ccdbd159822d23766a

SHA1
f80d1875013e89d4e58f38fc0378aabf77dc8ac4

SHA256
c5497e300de3778601342ecc9ebb2d43089ba08f7242bf268c45e316d34a58dd

SHA512
f0f65a684c64f688835affccc9eed36e52307af44ccf489d09e5ae556e9307f32a0235c26256ec901caa618afc0a67901a0b5f5deda2a407f38e1e40535264d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc4DE2.tmp

Filesize
660B

MD5
6352d55dc320797b709703ec9a778342

SHA1
2823ff126a8d82b2d6a6926d517e3c4f46871575

SHA256
83b00bab2ea18c2b8e0c42fac6703c023f85eba5eb42b248f6b442d8bf9c2916

SHA512
df7646a802bf99c02d1bfc9f1f6cca6a037903649c9d75e9198c43d607b5488292e5163b1965eb5cdf08f821d8969b6d6ae54a978304f02a13b02199480d0ebc

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2728-0-0x00000000746A1000-0x00000000746A2000-memory.dmp

Filesize
4KB

Download
memory/2728-1-0x00000000746A0000-0x0000000074C4B000-memory.dmp

Filesize
5.7MB

Download
memory/2728-2-0x00000000746A0000-0x0000000074C4B000-memory.dmp

Filesize
5.7MB

Download
memory/2728-24-0x00000000746A0000-0x0000000074C4B000-memory.dmp

Filesize
5.7MB

Download
memory/2896-8-0x00000000746A0000-0x0000000074C4B000-memory.dmp

Filesize
5.7MB

Download
memory/2896-18-0x00000000746A0000-0x0000000074C4B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads