metamorpherrat | 46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81

General

Target

46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe
Size

78KB
MD5

ebf1474d2a83176252bfcb948af8c175
SHA1

4f07e9560e3960257e099df00b06e0c6982bcda8
SHA256

46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81
SHA512

d1cdd8903151d0f523fc298563b9026c7fa580ec9caab33fed926a28639ab3d76ad59228a3c847df12babeee544e760f390927423da919c051f8e7eb10a62696
SSDEEP

1536:k5jSVdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQt96Y9/hD11F:k5jSAn7N041QqhgT9/hJ

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

Deletes itself 1 IoCs

pid	Process
2816	tmpB490.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2816	tmpB490.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe
2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.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\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpB490.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	tmpB490.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe
Token: SeDebugPrivilege	2816	tmpB490.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2388	2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe	30
PID 2384 wrote to memory of 2388	2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe	30
PID 2384 wrote to memory of 2388	2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe	30
PID 2384 wrote to memory of 2388	2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe	30
PID 2388 wrote to memory of 2028	2388	vbc.exe	32
PID 2388 wrote to memory of 2028	2388	vbc.exe	32
PID 2388 wrote to memory of 2028	2388	vbc.exe	32
PID 2388 wrote to memory of 2028	2388	vbc.exe	32
PID 2384 wrote to memory of 2816	2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe	33
PID 2384 wrote to memory of 2816	2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe	33
PID 2384 wrote to memory of 2816	2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe	33
PID 2384 wrote to memory of 2816	2384	46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe	33

C:\Users\Admin\AppData\Local\Temp\46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe
"C:\Users\Admin\AppData\Local\Temp\46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2384
- 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\mlbyigxw.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2388
- - 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\RESB54C.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB54B.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2028
- C:\Users\Admin\AppData\Local\Temp\tmpB490.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB490.tmp.exe" C:\Users\Admin\AppData\Local\Temp\46233658f6499adbb58501d286792830234e7a476c6739b9e6f0c72523ff0c81.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2816

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\RESB54C.tmp

Filesize
1KB

MD5
51123a5e7d69e5880e60e76994090af2

SHA1
c92e3339598756ddee74e5301f4672fcd4826e6c

SHA256
211af09723822a2980cbab7867465dbcbca7e2fb447a636d9bd8561d6c135b24

SHA512
d1b208a919ddd75e7996d546d6b06817e45a0ea0b30adad42d62b9fa534d5e48e1d546f9e1742ddcf74641d25033aaa13143404178d4631de9dd0fcf52cdcaa3

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

Filesize
14KB

MD5
79e39514f1a3e3c216feb032ca76a859

SHA1
ba0a9b4680fe1e6d04eb6fc67c2716041d2b648d

SHA256
998870dead7f2b10519dafab065ef53ac1b80f0aa06c6743dd659a19c6fe378b

SHA512
900f738213ad134d4d0729a1916dac923adae43b736084df0740ac5ae9bad15a31bc3b08a11b07db10c4343bb77706dcd4ceb20bd863a4ab10c88b13c2b939a5

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

Filesize
266B

MD5
1d99fb48ce72d8e5a3ea2c807da696b1

SHA1
bca8384d0fd6314690dffbe45fe49913d6d680da

SHA256
7cb5a5fe39cca6266c75ce41f8bdf2a2361cfee4f939dba3dbe850beb5a6cd30

SHA512
93d653d3aed9ed0e8f6e446e14dd4a83facf979bc4311d3f76e9f11204541e87518bd244c6cecfe2f56213b8d144661364a93d8a1ac4a0627cbf4e6b59c3a7a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB490.tmp.exe

Filesize
78KB

MD5
4c59cdb3b4f8ea4b549dadd46fbb79ea

SHA1
8b01a1ccc150038ebee1d04f7120fe6d7198b119

SHA256
95a1857889f602e3aa8c85634b3fff05f1e8f4f148af777a1b421c5eca12b168

SHA512
36c3a2bd2d5a649db066c2dc4f3d0575c9189aef448d17bac282c0aebc371cc91d82c5478c55040fd436e137ccda990d62c3fff277ed46a6d84fe7537352c5d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB54B.tmp

Filesize
660B

MD5
843294019d829c3ec22cf04a0e9daab0

SHA1
dc396654576d1498737010f8bee3d39780d87f0b

SHA256
e925e2a1cb94480c76c15df00a6b673ce1573c01fd0df1fb74dc219e3048ab3d

SHA512
750fa455485b9d5097cb2ed53bf2f719fbcc2311e49ece9a3e5fb6f1db5fec55d6d13c05fed5651765f85d589817aa1f8715632f84c3d15642ad83469b6b8eb7

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2384-0-0x0000000074FC1000-0x0000000074FC2000-memory.dmp

Filesize
4KB

Download
memory/2384-1-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-2-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-24-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2388-9-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2388-18-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads