metamorpherrat | 8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d

General

Target

8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe
Size

78KB
MD5

5c5a19cf726d11843e5ee1e5c80b3dc2
SHA1

6f08a081dadc5178be6d4f235b0cbf799131bb9a
SHA256

8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d
SHA512

6dcbff743ef74ff8015fc40dfef6b5556cb0d41c1387dc7b419d84e1d70c8665acb8b94fbec14640c5ee78a5c8da7c6b8309f437c0d1b10da5ed6baab64a725d
SSDEEP

1536:G58vXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtN6F9/131/U:G58PSyRxvY3md+dWWZye9/U

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

Processes:

tmp6D63.tmp.exe

pid process

2716 tmp6D63.tmp.exe

pid	process
2716	tmp6D63.tmp.exe

Loads dropped DLL 2 IoCs

Processes:

8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe

pid	process
3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe
3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.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

Processes:

tmp6D63.tmp.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmp6D63.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

Processes:

8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exevbc.execvtres.exetmp6D63.tmp.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.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	tmp6D63.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exetmp6D63.tmp.exe

description	pid	process
Token: SeDebugPrivilege	3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe
Token: SeDebugPrivilege	2716	tmp6D63.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exevbc.exe

description	pid	process	target process
PID 3012 wrote to memory of 3024	3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe	vbc.exe
PID 3012 wrote to memory of 3024	3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe	vbc.exe
PID 3012 wrote to memory of 3024	3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe	vbc.exe
PID 3012 wrote to memory of 3024	3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe	vbc.exe
PID 3024 wrote to memory of 2964	3024	vbc.exe	cvtres.exe
PID 3024 wrote to memory of 2964	3024	vbc.exe	cvtres.exe
PID 3024 wrote to memory of 2964	3024	vbc.exe	cvtres.exe
PID 3024 wrote to memory of 2964	3024	vbc.exe	cvtres.exe
PID 3012 wrote to memory of 2716	3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe	tmp6D63.tmp.exe
PID 3012 wrote to memory of 2716	3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe	tmp6D63.tmp.exe
PID 3012 wrote to memory of 2716	3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe	tmp6D63.tmp.exe
PID 3012 wrote to memory of 2716	3012	8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe	tmp6D63.tmp.exe

C:\Users\Admin\AppData\Local\Temp\8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe
"C:\Users\Admin\AppData\Local\Temp\8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3012
- 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\i6e7h1sp.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3024
- - 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\RES6E8C.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc6E8B.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2964
- C:\Users\Admin\AppData\Local\Temp\tmp6D63.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp6D63.tmp.exe" C:\Users\Admin\AppData\Local\Temp\8a4d6138ab5751bdf110ca246ddbb916a3e0509d3d4a7ca38f68def1dc40601d.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2716

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\RES6E8C.tmp

Filesize
1KB

MD5
059a599e6f8d5c1ac1002024685cae38

SHA1
68dd4c659b235abaf77b862be8f914fab49b6170

SHA256
ba037ed80d9f03e39181960e89479e5cae05e39ae6142b8abe7791a0ee9bb47f

SHA512
70ec29725240b2c48b6a996b9f5c3c9312fb30446432df1564a40e253b4e134308da1321cafe7421886ed32d4636381552380b3d7442440f68065a366df2091d

Download Submit
C:\Users\Admin\AppData\Local\Temp\i6e7h1sp.0.vb

Filesize
14KB

MD5
e1965564babcd1484ccc4326e9291367

SHA1
cb59932b899ed0efc7def9b989ad1726700353ec

SHA256
0ab76807703e7c0e4137740cef5fdef8bdf6e20447bc4aa74fb8065b798c3cd5

SHA512
ef5d5e6a2fd8e5152e55a209c875fe3d6208b420269d1a00120417eb5c51579245fe989880710bbe24c68ea41fdf8fd0a183489c949e2537b7f742cdbabf3b48

Download Submit
C:\Users\Admin\AppData\Local\Temp\i6e7h1sp.cmdline

Filesize
266B

MD5
aa96878f846a2f5d04f4f1d6ddd54824

SHA1
cecca4e0b1bacbfbab678999cdc6998b67e208c1

SHA256
c36c06ac91518dc52a8fd877eff39e3057838b89fc2270ca07dfef3234655eb4

SHA512
e6f9c4ac91d93ec0991b7e6f1451de3031d69c14969479eed53115594226761a532407cc161868fc37c623bf627786f9f4cd554f7cb638ee497f2e6699540976

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6D63.tmp.exe

Filesize
78KB

MD5
5440927ea92521b03bcc84b344bee317

SHA1
a7b24a124d2e3b10434ef5eebea4d06fa86be125

SHA256
ecb1a23225f29e05875698fc21419502785e06ab9b1d5c16cc3150549b0a7893

SHA512
2433c52e8060d592bcc142dee6968cd771cacfbb5f1b45de437419025e107e0f8c11f72cb135514755bbcbe0c36dccbf2f1a23e8ce5ecf1ac4eb5a4d3cff5b38

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc6E8B.tmp

Filesize
660B

MD5
c7f58119c48c78589b8ba517e6a08df0

SHA1
9b380a603a0eb9eed5ae4c0fdf7165e32e715c58

SHA256
9fa113f49e99e9ae07d3edc08d653dcedbd91059a333cd5477ef3151cf3bc893

SHA512
c81777af1c371bb3749f4d5905eaa9b6ff49719d898e3b42f1bdf94f9a1522f399441152349c43b8e9d90eec0cae5e317cc253ee0f9bc493dfd5d6cdf1e59f42

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/3012-0-0x0000000073D71000-0x0000000073D72000-memory.dmp

Filesize
4KB

Download
memory/3012-1-0x0000000073D70000-0x000000007431B000-memory.dmp

Filesize
5.7MB

Download
memory/3012-2-0x0000000073D70000-0x000000007431B000-memory.dmp

Filesize
5.7MB

Download
memory/3012-24-0x0000000073D70000-0x000000007431B000-memory.dmp

Filesize
5.7MB

Download
memory/3024-8-0x0000000073D70000-0x000000007431B000-memory.dmp

Filesize
5.7MB

Download
memory/3024-18-0x0000000073D70000-0x000000007431B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads