metamorpherrat | d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fd

General

Target

d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe
Size

78KB
MD5

d18581d8c088ecdc4d11f2f209110530
SHA1

7ba7500ef0e928fe1c793d53daf2cf3f15ad24f9
SHA256

d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fd
SHA512

a918dd599c3e4ff5a9e6fc864f528275e895ff9369c1d7a74fd01b6b860435dd4a918fc235e94bbd53b28fdb3f8ddf76dd0f78cfc803b318b2b20fa242bbff64
SSDEEP

1536:iRy5jSNdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQt26tu9/NB1gI:iRy5jSYn7N041QqhgA9/j

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-1-5-21-100612193-3312047696-905266872-1000\Control Panel\International\Geo\Nation	d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe

Deletes itself 1 IoCs

pid	Process
2552	tmpA009.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2552	tmpA009.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-1-5-21-100612193-3312047696-905266872-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpA009.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	tmpA009.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1056	d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe
Token: SeDebugPrivilege	2552	tmpA009.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1056 wrote to memory of 3004	1056	d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe	87
PID 1056 wrote to memory of 3004	1056	d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe	87
PID 1056 wrote to memory of 3004	1056	d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe	87
PID 3004 wrote to memory of 2932	3004	vbc.exe	89
PID 3004 wrote to memory of 2932	3004	vbc.exe	89
PID 3004 wrote to memory of 2932	3004	vbc.exe	89
PID 1056 wrote to memory of 2552	1056	d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe	90
PID 1056 wrote to memory of 2552	1056	d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe	90
PID 1056 wrote to memory of 2552	1056	d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe	90

C:\Users\Admin\AppData\Local\Temp\d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe
"C:\Users\Admin\AppData\Local\Temp\d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1056
- 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\ytdrnfsa.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - 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\RESA103.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcD81FF874C04E4DD3BE97481E436EA535.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2932
- C:\Users\Admin\AppData\Local\Temp\tmpA009.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA009.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d634aba57ad5af9941837a8b7504dfbfd662579275d131d68d00d4753d8847fdN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2552

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\RESA103.tmp

Filesize
1KB

MD5
0311e370a2c64589f6cb7694adf54882

SHA1
48f66e178de5635fbfd0ee43e7ee4b82141e5650

SHA256
84cf5f615f50c33e8131870a02d2c9200a77f786296f26911848c08b8693a691

SHA512
924d51c9bdba6a0b31f2b94b454294877c5592f196d6bc47b16e6f8e85c618b7e843d2cf681d2344a9f5172eb744b15fe2af9573fc9dc541b59fff03d6458b87

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA009.tmp.exe

Filesize
78KB

MD5
703e32d7602f577e70d005fb0bd69295

SHA1
ba4ca60172ef04283f30bafd0ab9b6dc3c9e6ab2

SHA256
0fb8171299264b59bc6970fb42ff2eb3fd5a44b437ee9c0a1a225cd42ef6cce2

SHA512
4823c08a3f8c3fff09fec7c15e4ee744b99992ef87b7cd1cc3a768d6e87faea5a5b8f175aaf596ac06ac7540c2511c48abc8d585324d3ddd526ae3e7ef8b182c

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcD81FF874C04E4DD3BE97481E436EA535.TMP

Filesize
660B

MD5
20eed9f9325b3491c420a6ab5234aa80

SHA1
ae896cc867fcb29dcdc278b2a009d8bea824a64e

SHA256
eb3de11a373fd6db96ec64d3f9dfecfc7b7e8c8f9d2d4ebab93fe990d0cdd0b5

SHA512
0ae25bca9b1198f768d35daa55e0bbcd051fd3dbe216ee10303e1393d1f3ccd14606ce49dd1e373d4387bd97a1dc91db1c0c0b0a5912c0e3aaf6c44e7f80e278

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

Filesize
14KB

MD5
5cbd8a50b073fbac7ff5638a3ee6abf1

SHA1
eefa775ce7cd0fc5c4868fa7871af5cfa2ca65cb

SHA256
d687a9bd641b6f1c9792b4b012dce6c7e4bedb85e30a6492a9d94a7134f9e724

SHA512
f17df6b45f14f71fd96e377d1b9caaac3148ae341474ec69cfc40d5b7a80873c6f59eaeae7527e7b6f304d68a075c463d41cf12a7302d94e3698ad24a189b931

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

Filesize
266B

MD5
f5cd1608d5a7021cff7a933f2f5e51b8

SHA1
3b9152d7cbd53d5ea5053f48aa28b1220956ba5a

SHA256
8d6cf3f82cf3df08497c37440a21bcc279f3ad35be56ee3cd65fa2272791d5dc

SHA512
b964603abd27ce07d7f290f5040d7e2afcad90de5b58666a79cfbef6322f03196b8eaaa2def014e9197efaeb9e0a67dcea94bad884d0c2386e4d803f93b13628

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/1056-0-0x00007FFF114F0000-0x00007FFF116E5000-memory.dmp

Filesize
2.0MB

Download
memory/1056-19-0x00007FFF114F0000-0x00007FFF116E5000-memory.dmp

Filesize
2.0MB

Download
memory/2552-20-0x00007FFF114F0000-0x00007FFF116E5000-memory.dmp

Filesize
2.0MB

Download
memory/2552-22-0x00007FFF114F0000-0x00007FFF116E5000-memory.dmp

Filesize
2.0MB

Download
memory/3004-6-0x00007FFF114F0000-0x00007FFF116E5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads