metamorpherrat | bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29

General

Target

bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe
Size

78KB
MD5

515f5aa5c46c1c48438b3f42b2be2500
SHA1

7d6c74e89f10d3ae98824e2e671447d9ca31b742
SHA256

bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29
SHA512

98973dfa6d36ea08797a2dae5e88f388ae0ef16d301bbdaa024b784492fb5e24b1f4f3dd04a2eee6655bde562ec346ad2594e46c8ae7fc6dabf2db3e781bab97
SSDEEP

1536:vXe5TAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qti6/d9/v11/:Pe5TAtWDDILJLovbicqOq3o+nHd9/n

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
2176	tmpB4CE.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe
2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpB4CE.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	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.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	tmpB4CE.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe
Token: SeDebugPrivilege	2176	tmpB4CE.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2384	2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe	30
PID 2104 wrote to memory of 2384	2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe	30
PID 2104 wrote to memory of 2384	2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe	30
PID 2104 wrote to memory of 2384	2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe	30
PID 2384 wrote to memory of 2096	2384	vbc.exe	32
PID 2384 wrote to memory of 2096	2384	vbc.exe	32
PID 2384 wrote to memory of 2096	2384	vbc.exe	32
PID 2384 wrote to memory of 2096	2384	vbc.exe	32
PID 2104 wrote to memory of 2176	2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe	33
PID 2104 wrote to memory of 2176	2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe	33
PID 2104 wrote to memory of 2176	2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe	33
PID 2104 wrote to memory of 2176	2104	bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe	33

C:\Users\Admin\AppData\Local\Temp\bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe
"C:\Users\Admin\AppData\Local\Temp\bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2104
- 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\ht7kdwux.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - 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\RESB5C9.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB5C8.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2096
- C:\Users\Admin\AppData\Local\Temp\tmpB4CE.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB4CE.tmp.exe" C:\Users\Admin\AppData\Local\Temp\bf6217ed686b4cbc862d33df7b1ae360af8e624c7c4eb643a3ab86a668839e29N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2176

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESB5C9.tmp

Filesize
1KB

MD5
ce0e0144c39c19bf50b34440105dab06

SHA1
6d7348574010730daa2a4d013d27595a8c3db2d6

SHA256
eefef90e155830939e12f2a9a72dd1f201f55694c4292ac23bebc057ccf4bfa6

SHA512
d5e58ffd67c3374fb27adf45ec010b99037998f1f77586b3f672df63243ec721f773a3119276cef88335d819ab074f21b32c1f2736d71d17f582520c645d877d

Download Submit
C:\Users\Admin\AppData\Local\Temp\ht7kdwux.0.vb

Filesize
14KB

MD5
d31bc47af4a42c7e67c28f76023c8ac6

SHA1
0b55974bf4a4406fe646c293a1bbd2651779a97e

SHA256
7bad6c3d5745946c7dc6449669fc8e463efa5403161ebabef8babbeee5bd880d

SHA512
471f0b923e9b14b421077e77d896fd4160ec805664d28f62659ae263c08d409ec03fac84afd56de9d0dce3a8b98f7f99e8120f9fcd8d9c2e75ff19358ebb36a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\ht7kdwux.cmdline

Filesize
266B

MD5
8670db93c1e4d5d27229232acff52f92

SHA1
f144ff34d3a2a9a64a9ffbea0e2b182fe51d6cf1

SHA256
4cd9d483a49a92742b66594cb91bc1c927c846f2d6b7bbeb07eca3c7cb69e222

SHA512
84620174a88c8da24dc9e6873918f9dcccd82eb695a4351358507293b27e5af48762ddf70b59258c767bb03d5f9ae8e688aab427d6d8737103cc3c0338c975d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB4CE.tmp.exe

Filesize
78KB

MD5
8a4d80536acba5ecf5de2748a80ebe14

SHA1
fb5a87689c80f2e9c4a6f46979095980411816ba

SHA256
456c56c736d4b1841ae3f6906299c38cf483a3c7b6fcc10136aa3d94e8597693

SHA512
9f167f098b72cd2f3d745564706255737b14ef485bba1b54aa0d3b31628981ded56727730e597fd4d2b8f71fb233214eaaddc5e9d2d683e44063bcc458dc85d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB5C8.tmp

Filesize
660B

MD5
697fb00ff42d4ef862520acba023b28a

SHA1
d4bc821ed3f91f66cc087a0a4231d11b5837e65f

SHA256
fdda99436577421a11b6db14d4ebdd5d077c926b509d9af4d97d351927ae6646

SHA512
daf00e7a14840e46a0f47e00dd2f8a1d5d655ec1fe60b6666abf9a2a31ab3e17098fa92263325cd7a4b9d7cbf286cbd77989412a4b5f635d0800d98e6895604b

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2104-0-0x00000000744F1000-0x00000000744F2000-memory.dmp

Filesize
4KB

Download
memory/2104-1-0x00000000744F0000-0x0000000074A9B000-memory.dmp

Filesize
5.7MB

Download
memory/2104-2-0x00000000744F0000-0x0000000074A9B000-memory.dmp

Filesize
5.7MB

Download
memory/2104-24-0x00000000744F0000-0x0000000074A9B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-8-0x00000000744F0000-0x0000000074A9B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-18-0x00000000744F0000-0x0000000074A9B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads