metamorpherrat | 778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333

General

Target

778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe
Size

78KB
MD5

3f56b6ad1a343b053fa4f3015c474a70
SHA1

b4ed60488fc6008dd173332abd2c09cd22ffaf0a
SHA256

778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333
SHA512

e9f35a469e7bc4a5fa5111284a8536597ecf6b0a907d7f4ce87cc6c77e78afb9eed1770d1c5d9f3564a9a77b439150337aa9c61e195272992bd37837a2ebae39
SSDEEP

1536:sFtHY6uaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qtmn9/n1L:wtHYI3ZAtWDDILJLovbicqOq3o+nmn9J

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

Executes dropped EXE 1 IoCs

pid	Process
2888	tmpA785.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe
2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpA785.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	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.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	tmpA785.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe
Token: SeDebugPrivilege	2888	tmpA785.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2080	2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe	30
PID 2600 wrote to memory of 2080	2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe	30
PID 2600 wrote to memory of 2080	2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe	30
PID 2600 wrote to memory of 2080	2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe	30
PID 2080 wrote to memory of 2736	2080	vbc.exe	32
PID 2080 wrote to memory of 2736	2080	vbc.exe	32
PID 2080 wrote to memory of 2736	2080	vbc.exe	32
PID 2080 wrote to memory of 2736	2080	vbc.exe	32
PID 2600 wrote to memory of 2888	2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe	33
PID 2600 wrote to memory of 2888	2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe	33
PID 2600 wrote to memory of 2888	2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe	33
PID 2600 wrote to memory of 2888	2600	778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe	33

C:\Users\Admin\AppData\Local\Temp\778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe
"C:\Users\Admin\AppData\Local\Temp\778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2600
- 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\byywkac2.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2080
- - 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\RESA8DE.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA8DD.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2736
- C:\Users\Admin\AppData\Local\Temp\tmpA785.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA785.tmp.exe" C:\Users\Admin\AppData\Local\Temp\778753a4c2b98c4fa00eecdb7c4d4923e31f17e90857f7c340ff988404008333N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

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

Scripting

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\RESA8DE.tmp

Filesize
1KB

MD5
f94b57aa95e121ed79b632ed1dae6e63

SHA1
0e38563c294f4ed33393b681a3b4caefd3d03fe6

SHA256
3b9dc68131c5030cd5f3e844e2f00a024116b6c8c986aeba9d0ef395f49fbcaf

SHA512
6278a4e8c860888b6efacd0b00d66e261576630953c948727b64890fea07ded5708e84ec6d1c8637ad07cca3e4be63cc5714e7d226065ec32399bf7d2f4fb422

Download Submit
C:\Users\Admin\AppData\Local\Temp\byywkac2.0.vb

Filesize
15KB

MD5
fab9efd9d1b25f73af2c5e574253475e

SHA1
cf55dcf47ad6d2e1d5624f126511a2dafc011f5c

SHA256
21be3d7a95f97cc8f81dbafc17c73daf8bb2d1ee39f67a2cf34c436ce776057f

SHA512
08cb2cc2cdfdbbe7f00cc0989fa40e29549de0086449944f4ba2b8eb1ceba3d38fb7e90f18b6ddf4fdee8d6b03e22f10fbaef51ac81abbe7bb6012d93fb277c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\byywkac2.cmdline

Filesize
266B

MD5
b91bbfa0d07178c2a2c8c10707b8839b

SHA1
d0743022b0afd4d65664aaf9f61965fbd67c3b78

SHA256
59dac6b23591e9eab07ca2286a56175aa22e6411ca70ff8babc8a1e2f419023d

SHA512
f93953e4a51595357a518c80810733ced76043932de9c972f7f9238fac3457b2591545bc682ebb098bfcf6b86f49a05ef558eace2e5e55229b4643518469b9f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA785.tmp.exe

Filesize
78KB

MD5
76d8e183f5f42a88281a3538ccbb6eab

SHA1
bc03b1bc5672287014040eed380ef819104f4b22

SHA256
359f1f9fa1f8679c1188273269a20e09054958f82a7a396400b1b25c14d2521e

SHA512
6af72c636c8de65e3a83ed83f9c8c32dc04c697f39eb68d2456c8d90c12c1e4ce07ff6865b1f57fdfef2cc9103b07e68c83e592697dc79e305ce16c62a7cd53e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA8DD.tmp

Filesize
660B

MD5
c4a7ac453bca50575524a0df70292329

SHA1
cd9b5d4214217e357bd6932d94679feaebfa1608

SHA256
9b95c43ec985023622a429a6d443e1097806a79db615445cb41f376c9db9b382

SHA512
e84f8e5f75a3c8675bbaf27794424cbccd00d8b74d7fea4825d218c8994b4a0228e91c5ebd119d936b11a8848737c8b39d8ddd375ab74641aa1b194d9bc4d9de

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2080-8-0x0000000074F60000-0x000000007550B000-memory.dmp

Filesize
5.7MB

Download
memory/2080-18-0x0000000074F60000-0x000000007550B000-memory.dmp

Filesize
5.7MB

Download
memory/2600-0-0x0000000074F61000-0x0000000074F62000-memory.dmp

Filesize
4KB

Download
memory/2600-1-0x0000000074F60000-0x000000007550B000-memory.dmp

Filesize
5.7MB

Download
memory/2600-4-0x0000000074F60000-0x000000007550B000-memory.dmp

Filesize
5.7MB

Download
memory/2600-24-0x0000000074F60000-0x000000007550B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads