metamorpherrat | 90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e

General

Target

90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
Size

78KB
MD5

7398657f6e29412c7b7b60fadd719f11
SHA1

615e1d808eecfc48cafc46645f99253326f56544
SHA256

90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e
SHA512

60a764f03ef44ab93027dd86a94329f604820a3ab5f8a37734394da6aea66e931f83645296e6187dcd2a6a309189bdbee3312046328d4404fe89a904bd0fcebd
SSDEEP

1536:dPCHY6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQt/9/B1Ar:dPCHY53Ln7N041Qqhg/9/2

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
2108	tmpC5AF.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpC5AF.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	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.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	tmpC5AF.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
Token: SeDebugPrivilege	2108	tmpC5AF.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 2496	1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	30
PID 1568 wrote to memory of 2496	1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	30
PID 1568 wrote to memory of 2496	1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	30
PID 1568 wrote to memory of 2496	1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	30
PID 2496 wrote to memory of 2060	2496	vbc.exe	32
PID 2496 wrote to memory of 2060	2496	vbc.exe	32
PID 2496 wrote to memory of 2060	2496	vbc.exe	32
PID 2496 wrote to memory of 2060	2496	vbc.exe	32
PID 1568 wrote to memory of 2108	1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	33
PID 1568 wrote to memory of 2108	1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	33
PID 1568 wrote to memory of 2108	1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	33
PID 1568 wrote to memory of 2108	1568	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	33

C:\Users\Admin\AppData\Local\Temp\90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
"C:\Users\Admin\AppData\Local\Temp\90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1568
- 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\nh1zqpsb.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2496
- - 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\RESC68B.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcC68A.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2060
- C:\Users\Admin\AppData\Local\Temp\tmpC5AF.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC5AF.tmp.exe" C:\Users\Admin\AppData\Local\Temp\90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2108

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\RESC68B.tmp

Filesize
1KB

MD5
31edbc0bfd30b74dacbdef427109b031

SHA1
3e49db75563465b53d32b4ed1c6a46668a68c6fa

SHA256
cf088fe3e0915b6ba1663da40f09a93476ec459fcbd357f5dd85f9a2d2513bf7

SHA512
cb32d46082f5a090be6fd6c2d3c99c9426c59a9ef0252e0d4c15c96b58bbca661c4b988599dd939d127d800c848a9fdb447b77c308f11648eaee55767a50caec

Download Submit
C:\Users\Admin\AppData\Local\Temp\nh1zqpsb.0.vb

Filesize
15KB

MD5
a2b78c4780e87bba708d91ba7f40d178

SHA1
f18f0494eab8dc32325ae13fdc4a66bf3eeb99eb

SHA256
11001309084a14ae2dff39adf3061a8ab007442fd5e3e0566a1ddbdd9625cbbc

SHA512
cd9dd43fac53feca1e66da5a6ace1299ee73d9cc007a5fe9ecc9c0c88c95293601070277b79dafa007f38d7dbbbdda706aaefdca34f2be62edbbd3c05cb7a5c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\nh1zqpsb.cmdline

Filesize
266B

MD5
4b07e90ab496c40473911414ddfb4d5c

SHA1
8bcbb5e84a81b3cde1dfa919e457e8ef8b47c4a8

SHA256
af7b0379dbc033cdafa4560021a0ca7bca5716ed4eadfa82b47023f2237d2454

SHA512
ce4bf00d4ef8903a700cdb4b014d996cc6acde5aeacac0f7d3b6cb123edbf10fd1848aa3cd55fcab192c7b51abb2478bfff9354d524c7f6615e9f3aed4acb058

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC5AF.tmp.exe

Filesize
78KB

MD5
c75df4602888297dede85defa921bdd2

SHA1
c7e92bf693fc76bcb6f9dd78dcfecb05b4d9ec01

SHA256
129c61f477102dccc25adf693476e32551562e46e6241d2e3fd77291e1595845

SHA512
d8e3ed741859b8194a8f6180893e78dc33635819dbe66a74628af4698d0168b32500279e28b29592f1b1230463377ce404f3f9d3d38b9e614903dac55c2cf0e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcC68A.tmp

Filesize
660B

MD5
90684c4cbf807b0517d587a8ddb392ef

SHA1
8cb49dbc29c5aeb8dfefcfd50aad058c8c07f1bf

SHA256
a70592ed92f5972f0d66df17f98a10dd59c5b9259d963f77701c2293bafd68a9

SHA512
e2639d59efee48811ba840281efc248ad9692c7b843baf0a6612d1a8c65d277829b356d1427e347591e7fe1ca79accf122816fbf550f25c7fdb7df935edc71ad

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/1568-0-0x0000000074671000-0x0000000074672000-memory.dmp

Filesize
4KB

Download
memory/1568-1-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/1568-2-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/1568-23-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/2496-8-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download
memory/2496-18-0x0000000074670000-0x0000000074C1B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads