metamorpherrat | d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5a

General

Target

d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe
Size

78KB
MD5

92e31cdf5b80c13dd2ce3eb15a26e140
SHA1

6fc45160397fded95b5a6b989013cf42d28cc4bf
SHA256

d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5a
SHA512

d98bca07a3792308fa3eb433ae664cd80559f28c815b2d2b6f80c6677c07cac0621624e43cbe8cc58b31243a0772cc1e431041bb337c0093b8b9d16aef77964e
SSDEEP

1536:7Py58eXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN629/m1YB:7Py58WSyRxvhTzXPvCbW2UZ9/X

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

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe

Deletes itself 1 IoCs

pid	Process
4920	tmp88F6.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
4920	tmp88F6.tmp.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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp88F6.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	d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.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	tmp88F6.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4768	d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe
Token: SeDebugPrivilege	4920	tmp88F6.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 3892	4768	d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe	82
PID 4768 wrote to memory of 3892	4768	d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe	82
PID 4768 wrote to memory of 3892	4768	d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe	82
PID 3892 wrote to memory of 5056	3892	vbc.exe	84
PID 3892 wrote to memory of 5056	3892	vbc.exe	84
PID 3892 wrote to memory of 5056	3892	vbc.exe	84
PID 4768 wrote to memory of 4920	4768	d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe	85
PID 4768 wrote to memory of 4920	4768	d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe	85
PID 4768 wrote to memory of 4920	4768	d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe	85

C:\Users\Admin\AppData\Local\Temp\d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe
"C:\Users\Admin\AppData\Local\Temp\d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4768
- 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\jtcmnksc.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3892
- - 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\RES8A7D.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc12A917AAEC674067909ECBB8DA8F581A.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5056
- C:\Users\Admin\AppData\Local\Temp\tmp88F6.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp88F6.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d9aa41b41a2ee065685cafbb1843a4d97f08352a8199009657b88d6007535b5aN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4920

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

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\RES8A7D.tmp

Filesize
1KB

MD5
993e4b759f0fb2e5d33627f47cb35dbe

SHA1
320f0f80805569e8fbcf29e3fb7b0d4051f2416b

SHA256
097b57726aff91f65ef691a816a3e61eb698d83dc6d3a0f18f8ef3fa1deb3d65

SHA512
31904fe8eaa22eec2f916e526402f866cf1bf4f0f34ab81eb043c8a2d9755278e23087ca7d5688b669e6ed62aac2f88baf46680a54d46ec87cb0e34c3db946ae

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

Filesize
14KB

MD5
0b4a6dfe39b9ffa83ac045e4467ffc96

SHA1
747f4533c3d3658b868396c2456d8649833bffb8

SHA256
5e4f4bf47ffeed1707af15e32fc907f0bde17887677b860e5adb9b8cdeee7b5a

SHA512
0b8e26564c72aa587ec3157d2efcf1aa9778fcda332e7dc22d0c58cce9b8ee6b8fb357d72f4d8560f657dce28513fd1d5c2a932610fb4d28e0e90a8086a5b317

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

Filesize
266B

MD5
ca688f737483faba8d77403cdecb6e61

SHA1
70c96bae08c429ccfd5576a8e42828bd14a2d3d6

SHA256
a695c60947451c7a3d53294ebf064378c2955904971ba03c0a067b2952c05aac

SHA512
165c98efbfe95ee07ccd40b903b336b6fd5df8aeabc41538429483b39da0513b3c375acf6b80256d2b3e2ee2998b85536c04bee961cad898ee8ddcab891320ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp88F6.tmp.exe

Filesize
78KB

MD5
3f0c5771a1c4e6fadd36f0a495935477

SHA1
6e04684d0c8acb79e2b51f034205f8149cb1bc95

SHA256
db571ecd37c4b391bee9c17031910f0503fef3c6b65d3e50cdbe8426213ad150

SHA512
9c8ac720b69588a173f1f20db1579b827aa92f17ad8e26938ab9df3e93763c00b3db9cd7aedd88ca8fa02f68079dc5f96fdc301857c5287e360f79c1e2e2c460

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc12A917AAEC674067909ECBB8DA8F581A.TMP

Filesize
660B

MD5
d7abf01b039a3ae9062f6bf1466ee2d7

SHA1
b4d65cb4cca25e649de4b1d35a371ce58f034189

SHA256
e0e8c5f8d3aa1650ec1bcd0e3d90443761d9ac9f506c21a0450ffcb05d0ee0a6

SHA512
1dbd4c615719afb62ab1bdf88d834e8f0b9644b7a0c74cdd992c3931183986b38b994af26c9f694af4d8ccb44048d61173aa70ee8ead0ce44062392ca6f0a29a

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/3892-8-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/3892-18-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4768-0-0x0000000074A62000-0x0000000074A63000-memory.dmp

Filesize
4KB

Download
memory/4768-2-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4768-1-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4768-22-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4920-23-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4920-24-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4920-26-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4920-27-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4920-28-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads