metamorpherrat | 25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee

General

Target

25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
Size

78KB
MD5

bd1ef45cff3312a07216bd88378d4d20
SHA1

f4acabccf822f489b55041ab0d3208ac2a862796
SHA256

25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee
SHA512

21e63d9035eec796a1a477fd742aebe4302369d304380999dbd9ffe1ffae5398813be487b21576428dfb0add3cc3742d109bbfe1d26e3dd39c445c04150e8cf2
SSDEEP

1536:RPWV58AXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN619/to1QEQ:RPWV584SyRxvhTzXPvCbW2UG9/tAQ

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
2664	tmp6FB4.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp6FB4.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp6FB4.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
Token: SeDebugPrivilege	2664	tmp6FB4.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 1040	2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	29
PID 2236 wrote to memory of 1040	2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	29
PID 2236 wrote to memory of 1040	2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	29
PID 2236 wrote to memory of 1040	2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	29
PID 1040 wrote to memory of 2540	1040	vbc.exe	31
PID 1040 wrote to memory of 2540	1040	vbc.exe	31
PID 1040 wrote to memory of 2540	1040	vbc.exe	31
PID 1040 wrote to memory of 2540	1040	vbc.exe	31
PID 2236 wrote to memory of 2664	2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	32
PID 2236 wrote to memory of 2664	2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	32
PID 2236 wrote to memory of 2664	2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	32
PID 2236 wrote to memory of 2664	2236	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	32

C:\Users\Admin\AppData\Local\Temp\25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
"C:\Users\Admin\AppData\Local\Temp\25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2236
- 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\sj9j9yoe.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1040
- - 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\RES70AE.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc70AD.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2540
- C:\Users\Admin\AppData\Local\Temp\tmp6FB4.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp6FB4.tmp.exe" C:\Users\Admin\AppData\Local\Temp\25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2664

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\RES70AE.tmp

Filesize
1KB

MD5
fedae98c72464d01f3dd81b7ba59fa69

SHA1
77d0895ee30e8fa3e1cb214caeff8e6d892f6773

SHA256
d351db732ef99ac286f6673c24f62a7164bad39bd6a73df142a7f3b0c71a9134

SHA512
b3c812df127d75cfae92d7dbe1b041640d3019305c63db2798c2c3ba3998391f17a1ae6e082f9f5385f452f251f21be8dece3bc1dd017185f4f8cf7d2777bb0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\sj9j9yoe.0.vb

Filesize
14KB

MD5
0c8dce65c78f5f9724d6ab5a1aa0bace

SHA1
6dcddf9b59266d5bbb99b5b24ae47cdfd65bba5d

SHA256
867ea6b2842359d97e0f67f7dbcc1106c2622a0b106f62843c1e0021803a3ba6

SHA512
784db5f6581f0931f54123c7fbbb69a31b0c01bfcb98aeb098bb7ebfd4d4d6e77b523f63b7e1130e2c4863881c3d1a97a95057c64abcdb8eae2065b6c74e805a

Download Submit
C:\Users\Admin\AppData\Local\Temp\sj9j9yoe.cmdline

Filesize
266B

MD5
8233892588f946fa2254e7721715433c

SHA1
27f6451ee244e79caeece0f1d163dd72ba5a3b96

SHA256
8520a27f5e80d35e7d1fa7dba97d283f76a202c4917ac4b9e2b36c46c38963bf

SHA512
439d4a3ec43c80ec84caa1fd34f9155af75589efc22af422c61eb91b0410c5dcfb3d842e25f2cf37d31c28e8e2488aef432a66115a8ec459bf1aa893814246e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6FB4.tmp.exe

Filesize
78KB

MD5
67bf23f9bf030a2902ed53a8bea8ab62

SHA1
bf883f7236a9d78ed616bc7bf004911f08d22e1e

SHA256
b3a01e6cae64682d9d1ccaa5904206462771bcc9ed8daf1d7542dc3e5d5972a5

SHA512
3f11ad6d8e328a3019be9936fbb21490f1b843cd7db01780cba1866836c2edf37eec5d5e7758e4bfd9509607926834d7d519b97168a0882e95bb6c8069f46c54

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc70AD.tmp

Filesize
660B

MD5
9a591ad4c00284194aff51cb031d0ff2

SHA1
a7280537dc96ebdbf81d3e223d2469e4b9651392

SHA256
266220cfb6fb68e6036bff1cdf316874f2a4452970546fe697fe9abe870cb7a1

SHA512
f632065a99a9b09bf63812afe14c79bf71ea0e3034a59900a0040afc1fd992e68c5e00660d9b2dd329c8abd5337bca06e887b5fd5441a07b1f87aa70ea4c1884

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1040-8-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/1040-18-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2236-0-0x0000000074D11000-0x0000000074D12000-memory.dmp

Filesize
4KB

Download
memory/2236-2-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2236-1-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download
memory/2236-24-0x0000000074D10000-0x00000000752BB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads