metamorpherrat | 4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275

General

Target

4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe
Size

78KB
MD5

7fcb227cf50a8a6d141a28f5baf6857b
SHA1

bbaeca896472b6a7d1e67a545e9b537ff522fd97
SHA256

4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275
SHA512

70301203754303b20ae3765be57c98cae6c15389e566ed6187df71bb3ce600ea74cb6d015dfbba57caa6e21c2b7a6e2704e42a120fab06ab6cbcdbae90a51328
SSDEEP

1536:iV58MLT8hn2Ep7WzPdVj6Ju8B3AZ242UdIAkD4x3HT4hPVoYdVQti6N9/u1L08:iV586E2EwR4uY41HyvYl9/f8

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
3020	tmpEA20.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
3020	tmpEA20.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe
2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\mscorsvc = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sortkey.exe\""	tmpEA20.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	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.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	tmpEA20.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe
Token: SeDebugPrivilege	3020	tmpEA20.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 2824	2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe	31
PID 2704 wrote to memory of 2824	2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe	31
PID 2704 wrote to memory of 2824	2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe	31
PID 2704 wrote to memory of 2824	2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe	31
PID 2824 wrote to memory of 2716	2824	vbc.exe	33
PID 2824 wrote to memory of 2716	2824	vbc.exe	33
PID 2824 wrote to memory of 2716	2824	vbc.exe	33
PID 2824 wrote to memory of 2716	2824	vbc.exe	33
PID 2704 wrote to memory of 3020	2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe	34
PID 2704 wrote to memory of 3020	2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe	34
PID 2704 wrote to memory of 3020	2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe	34
PID 2704 wrote to memory of 3020	2704	4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe	34

C:\Users\Admin\AppData\Local\Temp\4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe
"C:\Users\Admin\AppData\Local\Temp\4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2704
- 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\r6dufuwv.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2824
- - 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\RESEB3A.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcEB39.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2716
- C:\Users\Admin\AppData\Local\Temp\tmpEA20.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpEA20.tmp.exe" C:\Users\Admin\AppData\Local\Temp\4284e008cefe03ca70bb547b4c52592b3970996308a6462500c8fbaffe378275.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3020

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESEB3A.tmp

Filesize
1KB

MD5
46d5fcef91d06ad9ac1efe71b406cdf3

SHA1
817341210253c7a52fd899172da36fee6580cf83

SHA256
816579e1206b10e6027c3737fee6fe40dcec85ff61e978d0787588dd6f750d2e

SHA512
f04d740b64209d896fcb16602b7c8a99b7230cca882b7ca06bdcf0eb8d04542f0c9941074e4af199865eea91b0283f88b8832713d107340ed4353660e036dce0

Download Submit
C:\Users\Admin\AppData\Local\Temp\r6dufuwv.0.vb

Filesize
14KB

MD5
ac37aea28981d90585b285a5772b86b3

SHA1
a4ca453a5938be93b9763323afcf281092048495

SHA256
04f1266b943ae3f9a1bfd5f25659641506718c16740176185c901e7f895a5cdc

SHA512
8ce58b78b056a5baa35883b17b5929fe82edb4e78a002f76c538943df16e80911a413d13edd9527d09aa492b06952821be3bb5bebb543580d77be1fba25fe169

Download Submit
C:\Users\Admin\AppData\Local\Temp\r6dufuwv.cmdline

Filesize
266B

MD5
75ab11b49e984b8323e20b57102684fc

SHA1
25dbc77c6a8a3def548b67f0d4d524d2d5fdf420

SHA256
25dfd5e36f579aab02ad2161d32db3f84486a75b55d68f2f042ee4920467865e

SHA512
db39fc51a825614bf66669103580154a1c976f6352698780353d32b354e35d578302862abd049ae69c8b923157430f6c4fab4376b99307d405945609ba1ae6b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEA20.tmp.exe

Filesize
78KB

MD5
8b869619c4c62a6ad56de97a52d5a56d

SHA1
813af6706c1323d031b654aa0fb0afa989bea43b

SHA256
3970d54eaa31e8bf2dbf775c4ff88e073be38a6defcc9f175226605c133ab016

SHA512
918e83a8251b380fb13c51b7b17cc99fa71c7c956d44a10c7a60419a01ccf19948f3ba0e17a971bb4fb05cd8074ec284f07f1f10b003852b7fbe3233cb97aa2c

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcEB39.tmp

Filesize
660B

MD5
5aa482f127b5ad78f6b7e99f111b1951

SHA1
f5b85898d189599f7caf5faa2c2e5ddfea7c416a

SHA256
a7b78bf934d67f4c0dd33e8ee89759e7bfb85dd2c76e53a9e19d3c207aca8fae

SHA512
0ba1cf4a1089bfcc2b7159f4ae0351f90933336fe49d05ee9be59b8050d94af7bc481783eadbe3bb3671d2f79dfe4816f8bb467dc71798c00797ee8cf6fc63e0

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

Filesize
62KB

MD5
6870a276e0bed6dd5394d178156ebad0

SHA1
9b6005e5771bb4afb93a8862b54fe77dc4d203ee

SHA256
69db906941dec2a7f1748ea1d15a058751c77d851ce54ea9e2ebdf1d6c7ed4f4

SHA512
3b6f412d4bdf0939677ab6890a6417da6f737376e13375d2a60871de195aa14344b8340d254b819c850d75a443629cbf26f35533e07aaba9532fdc5284132809

Download Submit
memory/2704-0-0x00000000745A1000-0x00000000745A2000-memory.dmp

Filesize
4KB

Download
memory/2704-1-0x00000000745A0000-0x0000000074B4B000-memory.dmp

Filesize
5.7MB

Download
memory/2704-2-0x00000000745A0000-0x0000000074B4B000-memory.dmp

Filesize
5.7MB

Download
memory/2704-23-0x00000000745A0000-0x0000000074B4B000-memory.dmp

Filesize
5.7MB

Download
memory/2824-8-0x00000000745A0000-0x0000000074B4B000-memory.dmp

Filesize
5.7MB

Download
memory/2824-18-0x00000000745A0000-0x0000000074B4B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads