metamorpherrat | 89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da

General

Target

89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe
Size

78KB
MD5

fe728f00f45d82a7f0d5494a3e34699b
SHA1

44eb0c478edb1c0f1faacea0843f0481ba3a39cf
SHA256

89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da
SHA512

031d752ab87c8910c9064cb950f114fb253099e514a1d18b165f5d59e2bf8a39f798a1e1399bd086a68b1751c742510cdd0f4c7841ae67c644da16697277e008
SSDEEP

1536:nRWtHF3rdELT8hn2Ep7WzPdVj6Ju8B3AZ242UdIAkD4x3HT4hPVoYdVQtLM9/R45:nRWtHFbdSE2EwR4uY41HyvYLM9/up

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
2996	tmpB22F.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe
772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\mscorsvc = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sortkey.exe\""	tmpB22F.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpB22F.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe
Token: SeDebugPrivilege	2996	tmpB22F.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 772 wrote to memory of 2416	772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe	30
PID 772 wrote to memory of 2416	772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe	30
PID 772 wrote to memory of 2416	772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe	30
PID 772 wrote to memory of 2416	772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe	30
PID 2416 wrote to memory of 2320	2416	vbc.exe	32
PID 2416 wrote to memory of 2320	2416	vbc.exe	32
PID 2416 wrote to memory of 2320	2416	vbc.exe	32
PID 2416 wrote to memory of 2320	2416	vbc.exe	32
PID 772 wrote to memory of 2996	772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe	33
PID 772 wrote to memory of 2996	772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe	33
PID 772 wrote to memory of 2996	772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe	33
PID 772 wrote to memory of 2996	772	89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe	33

C:\Users\Admin\AppData\Local\Temp\89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe
"C:\Users\Admin\AppData\Local\Temp\89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:772
- 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\58sacw2j.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2416
- - 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\RESB388.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB377.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2320
- C:\Users\Admin\AppData\Local\Temp\tmpB22F.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB22F.tmp.exe" C:\Users\Admin\AppData\Local\Temp\89ce79c4ddb6d9f7177bddd4888d8b65c380a66f8dc1ce7805cf6c23aa1855da.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2996

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\58sacw2j.0.vb

Filesize
15KB

MD5
8faac7877b9777b97789e74d9e824752

SHA1
c79537240d581b40bce4b62d486f8f9ae4a16418

SHA256
b8eb9d4e1ea96e7084c9a60bff22094118fbf10c05f7cad240397268b486520c

SHA512
db7ac165d3d4d7dffbd7d88133a0c1155714bd05ab5a916998ca34fd501c4117dbeb2673a83d5ab6bce17a59a04298ff5fec164a62b5a3771cd5d04dcbbb8068

Download Submit
C:\Users\Admin\AppData\Local\Temp\58sacw2j.cmdline

Filesize
266B

MD5
4e19661410e4c7df6a05cf32b44d8675

SHA1
f00570f5596aa790a3d07579c1691190b01c20ce

SHA256
f52a3e7771da3e279290dbce4ff154d778605ea13baae03af4fd358b4a1cfe88

SHA512
83b78422140b6984b2a8942bedd18d79dc66513a0c17da19bafa99d8f220298b056146308654d341bdc8a21597f634e2618ad0b8bdd0238c9dbdc41e69f83f39

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESB388.tmp

Filesize
1KB

MD5
3052578f984ac9209c26ca0b5e616af3

SHA1
996cc7172fe2a411d1fd7544b840c31945a7ed27

SHA256
e885e402a4a1dcc87560d0775d250028829002489e7908a5536e8ec7d5bd2702

SHA512
f5c7ba753b37dfe5188f3692e9b08a94ec8a99994e8db4178381136127b3dcf88ed182fd75c9080276a095ca9811abf2899ea622fabc7c9c9d6f3e2cd2d84225

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB22F.tmp.exe

Filesize
78KB

MD5
86c19faeb169234146174aed46c99f6c

SHA1
2d0183438ac4d6e9e0f2b2f181ecfd25629280c8

SHA256
3438a0abdfa94b986ccf6cb1971aad9b391e26e62b005e7c5d7fb4312254255c

SHA512
81d8fc1216ed39e21158df7a175b328bcac5070bdbb5718788cc2798dff2918aab69350b12a76d77ead9c373d92af950f5e6af31fb006a0b4959a332bfa5c2b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB377.tmp

Filesize
660B

MD5
3f6bf6e9d174db158e9a71c46e577b58

SHA1
ab89f53b5bacd34184be1b635a5630102c57e6c0

SHA256
4954d89e19793cb51c89f3d904d06e31583ac451370019af2e16bd11c7f0896f

SHA512
24a1c8320ec9e181c40fcabeb9a76f4303398c1ed74410165bc2d4d987940d11d814a67d140c8913e47a1e6624926b67ee7873eb31013a3392a52521df9f15b4

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

Filesize
62KB

MD5
6870a276e0bed6dd5394d178156ebad0

SHA1
9b6005e5771bb4afb93a8862b54fe77dc4d203ee

SHA256
69db906941dec2a7f1748ea1d15a058751c77d851ce54ea9e2ebdf1d6c7ed4f4

SHA512
3b6f412d4bdf0939677ab6890a6417da6f737376e13375d2a60871de195aa14344b8340d254b819c850d75a443629cbf26f35533e07aaba9532fdc5284132809

Download Submit
memory/772-0-0x0000000074C71000-0x0000000074C72000-memory.dmp

Filesize
4KB

Download
memory/772-1-0x0000000074C70000-0x000000007521B000-memory.dmp

Filesize
5.7MB

Download
memory/772-2-0x0000000074C70000-0x000000007521B000-memory.dmp

Filesize
5.7MB

Download
memory/772-23-0x0000000074C70000-0x000000007521B000-memory.dmp

Filesize
5.7MB

Download
memory/2416-8-0x0000000074C70000-0x000000007521B000-memory.dmp

Filesize
5.7MB

Download
memory/2416-18-0x0000000074C70000-0x000000007521B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads