metamorpherrat | 67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0db

General

Target

67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe
Size

78KB
MD5

6765843c164456a996ff1c44c0780b40
SHA1

fb450fa240cf0bfcf9c9c616f8c0b5564c956d63
SHA256

67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0db
SHA512

76db7335634ee65f0b2c2aa16f7e6e9774084bb81fad09645876577af6a1a641297dcee0e915d18499fc1330179a86eb25f45aafb11c98a826856aa5c0435c71
SSDEEP

1536:ry5jqXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQt96/9/11vZ:ry5jSSyRxvhTzXPvCbW2Uk9/5

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
2840	tmp3B1D.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe
2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp3B1D.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	tmp3B1D.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe
Token: SeDebugPrivilege	2840	tmp3B1D.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2768 wrote to memory of 2928	2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	30
PID 2768 wrote to memory of 2928	2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	30
PID 2768 wrote to memory of 2928	2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	30
PID 2768 wrote to memory of 2928	2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	30
PID 2928 wrote to memory of 2140	2928	vbc.exe	32
PID 2928 wrote to memory of 2140	2928	vbc.exe	32
PID 2928 wrote to memory of 2140	2928	vbc.exe	32
PID 2928 wrote to memory of 2140	2928	vbc.exe	32
PID 2768 wrote to memory of 2840	2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	33
PID 2768 wrote to memory of 2840	2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	33
PID 2768 wrote to memory of 2840	2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	33
PID 2768 wrote to memory of 2840	2768	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	33

C:\Users\Admin\AppData\Local\Temp\67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe
"C:\Users\Admin\AppData\Local\Temp\67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2768
- 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\w1ob6mwi.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2928
- - 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\RES3BE9.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc3BE8.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2140
- C:\Users\Admin\AppData\Local\Temp\tmp3B1D.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp3B1D.tmp.exe" C:\Users\Admin\AppData\Local\Temp\67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2840

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\RES3BE9.tmp

Filesize
1KB

MD5
8d80d35379d3cec8b7c8a944f90977e8

SHA1
510881d5224e527b893a9cf9da734122a34cbbec

SHA256
816bec75ddbc9aa6371ed61077a4b65d1686aeb1dbf21053d286e37f08fb2d8d

SHA512
a63f71962e19b5bef38eac0dd7d5717f42f774607a3cde75427d331a2b089ae2d4ddda2b7c8767633ce8d0ce8585832f3a5aeb87a9e83f34f7d06e1e44014fd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3B1D.tmp.exe

Filesize
78KB

MD5
a68e2cd2112e6f90e28185c4291bc4c8

SHA1
6e6e25800839e48e013c3ae021d2087090d8af13

SHA256
e1799ee31ae6de086a68605ce6e1455b3574726701993ea0a315caf0500799b2

SHA512
e957aec421294147932a9c1fa1832746faedeef15dad0aee774057b897d847951949448288892c457944b4a9e031566b1fb92f46dd6e28fde797e179b4d3d35e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc3BE8.tmp

Filesize
660B

MD5
084adcc1ad62912808ae4cc6a54be6ab

SHA1
6b0a1d1764ef8c0866a9aeb3e14f1b69630f1229

SHA256
e71882aeb39405315ababb30dbc353a7005217e1f59e393018825cda967663da

SHA512
a9801c960516922ae1cff9658796801e2ec2d1fffd5d53efbb49cdd4dec61358ed75c1392ce3136fcb5d6082d80e05de46ac69d808c376e306664df383b1868e

Download Submit
C:\Users\Admin\AppData\Local\Temp\w1ob6mwi.0.vb

Filesize
14KB

MD5
00e4b3177563c422c2b2af52d14bca0d

SHA1
f2da60d693a4502665dbf36d3b09987ecf377854

SHA256
d193e213a5dcb93a9ca65319be6e7981ce79261b72754f2824a93514d7eb5915

SHA512
730344fadf973ce51e5cfbc3003e28cf82abfa377535bab564be43f46c119c2d3e4ed08566358bf609768db6da39172588622ec70611032250ae7642a4b478ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\w1ob6mwi.cmdline

Filesize
266B

MD5
1493fc31736ac09979697fd646871a56

SHA1
73eb004ed1c59318d09f04fd16256b08163e6221

SHA256
54a15b4f5e645b1d8755fe67b9bf2471aac3bffb02a6d61e7c06548b2ef185ec

SHA512
5998195e11140a83b04912c81333668b6d4531a9d647b3dac1f6229a35c87754bcb99be7a0198bdf92c3524dc99e1ef70ceafa99a7ea4ba815f2f96e0559553b

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2768-0-0x0000000074C81000-0x0000000074C82000-memory.dmp

Filesize
4KB

Download
memory/2768-1-0x0000000074C80000-0x000000007522B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-2-0x0000000074C80000-0x000000007522B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-24-0x0000000074C80000-0x000000007522B000-memory.dmp

Filesize
5.7MB

Download
memory/2928-8-0x0000000074C80000-0x000000007522B000-memory.dmp

Filesize
5.7MB

Download
memory/2928-18-0x0000000074C80000-0x000000007522B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads