metamorpherrat | 8268127f78ce2c543e0eab576c4496cb1bd179503ae2b07d4107ff05d879f400

General

Target

221aa910497fb791cf398ad9b1585350N.exe
Size

78KB
MD5

221aa910497fb791cf398ad9b1585350
SHA1

92778dbf4f441af13bb491f07d635eb6fc15936c
SHA256

8268127f78ce2c543e0eab576c4496cb1bd179503ae2b07d4107ff05d879f400
SHA512

ca648ef8826a846d06fd882e8c9e15d23a66e0b3c7f9c479689dfab037a82e74b02837dbe00f521878e231f6c52d3e8f9db8e7b2209c9d34dabf7ab6272d9e84
SSDEEP

1536:rV5jSVdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtN6U9/Gd1lc:rV5jSAn7N041Qqhgr9//

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	221aa910497fb791cf398ad9b1585350N.exe

Executes dropped EXE 1 IoCs

pid	Process
4880	tmpB0C2.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpB0C2.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	tmpB0C2.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	221aa910497fb791cf398ad9b1585350N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2468	221aa910497fb791cf398ad9b1585350N.exe
Token: SeDebugPrivilege	4880	tmpB0C2.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 4136	2468	221aa910497fb791cf398ad9b1585350N.exe	86
PID 2468 wrote to memory of 4136	2468	221aa910497fb791cf398ad9b1585350N.exe	86
PID 2468 wrote to memory of 4136	2468	221aa910497fb791cf398ad9b1585350N.exe	86
PID 4136 wrote to memory of 2092	4136	vbc.exe	89
PID 4136 wrote to memory of 2092	4136	vbc.exe	89
PID 4136 wrote to memory of 2092	4136	vbc.exe	89
PID 2468 wrote to memory of 4880	2468	221aa910497fb791cf398ad9b1585350N.exe	90
PID 2468 wrote to memory of 4880	2468	221aa910497fb791cf398ad9b1585350N.exe	90
PID 2468 wrote to memory of 4880	2468	221aa910497fb791cf398ad9b1585350N.exe	90

C:\Users\Admin\AppData\Local\Temp\221aa910497fb791cf398ad9b1585350N.exe
"C:\Users\Admin\AppData\Local\Temp\221aa910497fb791cf398ad9b1585350N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2468
- 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\v1epbcbj.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4136
- - 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\RESB1DB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB0A9B03AD29D4800AD18D534B1318F.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2092
- C:\Users\Admin\AppData\Local\Temp\tmpB0C2.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB0C2.tmp.exe" C:\Users\Admin\AppData\Local\Temp\221aa910497fb791cf398ad9b1585350N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

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

Scripting

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\RESB1DB.tmp

Filesize
1KB

MD5
2f1248c61cd0e5ac6250490498984632

SHA1
3d9cb7ccd83e39b06a72ac5c9298fd5bf29d9843

SHA256
0f4c8ed91a4b6dea38cb66b3c181a790818ec401442ecdf5e393417733c1d38e

SHA512
55fc8fe9380df696192c62bd56298638d0679216163ff598a94637717e061b46b423f96805b380fd273e214b21c53bfd5b2042240dc377a1caa8155e6114849d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB0C2.tmp.exe

Filesize
78KB

MD5
17f43bca4791256703d3b6951f6b1b13

SHA1
ed877bca49dc9af296dd65e807db4409c66f33e2

SHA256
3dc36ccaa8ad5c02474668d34e3b4a4f665b60f63af93516e7d4617373870a2c

SHA512
213de8a7e9b0ed184c1e61a5a6bf1d1d25f5fafeac3fd2b0bb813cd38a6dbbafbe3c21b43debeba7f5de1edd99a80304816898483325fa333016e1a7850d6a35

Download Submit
C:\Users\Admin\AppData\Local\Temp\v1epbcbj.0.vb

Filesize
14KB

MD5
1db1ff1f3463f2e34f90711eaca19596

SHA1
a51f91159a18f31e24335957f59f02ddf928e653

SHA256
af615ecd0bce56d9d60fe691d8b4ceed4c623351ca99c1341316fccb460dd6e9

SHA512
4c66e5acaa4f94f6c35ecba435327a9c1c350083bea243a6fee6d20178ff8c9224511a05c6d5ed1dd8d0d96836fdc0d4507d66154932e6c3cd93634113e0836d

Download Submit
C:\Users\Admin\AppData\Local\Temp\v1epbcbj.cmdline

Filesize
266B

MD5
c11f12965bae7ec1cc9c1f238ef56cd9

SHA1
3ef95059eec79ecb400f67f8f74e382c22e21a4f

SHA256
1f97d967aa602f492eeae849785a1023c2f2421ed5dbcc8017d240f26edd4edd

SHA512
03bf1d8ce93a4b0a890bf2feb193bf5953b97665568840c2611186c34d269467d6993431530b0df3de924526687e725be564cbf22160e24780a60867a3d5351a

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB0A9B03AD29D4800AD18D534B1318F.TMP

Filesize
660B

MD5
197205d94a5f5a2ea257495289340716

SHA1
739308c64ec9cb2c064c7f275cdf234eaeb989a4

SHA256
9ab8fd3e70c58b2f668eb95a605360d35dee9d14832b64179f9697d7b27c9576

SHA512
68a8b5597cd4d765cd5248145f4d1971104d614dcd976c8e3296d48996948a6a627fcc269288ab9aec8119c6a07b222d606660d61457582efa28a3d111253357

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2468-1-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download
memory/2468-2-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download
memory/2468-0-0x00000000746D2000-0x00000000746D3000-memory.dmp

Filesize
4KB

Download
memory/2468-22-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download
memory/4136-9-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download
memory/4136-18-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download
memory/4880-23-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download
memory/4880-24-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download
memory/4880-26-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download
memory/4880-27-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download
memory/4880-28-0x00000000746D0000-0x0000000074C81000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads