metamorpherrat | 6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d

General

Target

6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
Size

78KB
MD5

7c3127729be3e35452cd2221aa393a08
SHA1

86feb2b2de4b80ecf366d39e4ce18306028c5556
SHA256

6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d
SHA512

41b21498a7711d1c3a8a73e13cd9ec06d24af139753ecd6de17139e4b8ddb7246df88a83ae002e51f08baa4ad49732e92b06df6fe896ec24256fad948be98581
SSDEEP

1536:eRWtHF3M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQte/9/h1MG:eRWtHF8hASyRxvhTzXPvCbW2Ue/9/v

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
2744	tmpBEFB.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpBEFB.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	tmpBEFB.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
Token: SeDebugPrivilege	2744	tmpBEFB.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2160	2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	30
PID 2348 wrote to memory of 2160	2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	30
PID 2348 wrote to memory of 2160	2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	30
PID 2348 wrote to memory of 2160	2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	30
PID 2160 wrote to memory of 440	2160	vbc.exe	32
PID 2160 wrote to memory of 440	2160	vbc.exe	32
PID 2160 wrote to memory of 440	2160	vbc.exe	32
PID 2160 wrote to memory of 440	2160	vbc.exe	32
PID 2348 wrote to memory of 2744	2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	33
PID 2348 wrote to memory of 2744	2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	33
PID 2348 wrote to memory of 2744	2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	33
PID 2348 wrote to memory of 2744	2348	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	33

C:\Users\Admin\AppData\Local\Temp\6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
"C:\Users\Admin\AppData\Local\Temp\6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348
- 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\jykmwdne.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2160
- - 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\RESC0E0.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcC0DF.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:440
- C:\Users\Admin\AppData\Local\Temp\tmpBEFB.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpBEFB.tmp.exe" C:\Users\Admin\AppData\Local\Temp\6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2744

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\RESC0E0.tmp

Filesize
1KB

MD5
c50bb47ebbbcf344d0223a6de66ceeb7

SHA1
2283886484d3ba90136cca48f3c15bd1de6f321e

SHA256
8dda493331d45036a8e05687c9bc23bba6141584807cf7582c3b2fdbca395b1e

SHA512
d72ac57917c6c3fc4adfc49ef7b7fd8a7a3ff9fb74587a91dd3d47c2b634b4a4912eeeec5dc1129fab52e032974adeaa089250d1266f03ed833bec9cc3564d5a

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

Filesize
15KB

MD5
e5c7b92d71ab58d27977d255b9ee21e8

SHA1
075c8c543373b42243c20a7f0aeed7bed86f0b1d

SHA256
9c469a4b21a3f160a50b2fe43ce318e404fa808e34663848742fe6a8c68fbe18

SHA512
fae0931afbe052495366fb1927663bae20347b38c177bbfb507388a189220139debfbdab55eb3ba17237fd4b2c9e60a515de8d0a832ef70f17d90e4f4da4dda2

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

Filesize
266B

MD5
fdeb2a3f9d66237885b1a0d620929a98

SHA1
082503d3a3bcad8a5008dc0ad9092e80aea1de75

SHA256
9cfee6c4a8877b74228bed215cbab5c90a2e37cb4a8b93bcad6b040bbce5556d

SHA512
024290880f8129cad778675ac3e407ddb55aabb4f928a4989f63708a442cef5ed45e0113f3edaa271fb8900f3c7237d22fe62ff7237dbe91279866ab959cca5e

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

Filesize
78KB

MD5
5583c682ad808f37d0d1148a8ee79694

SHA1
d405f59498c267aef90475e2cb6655e505c7ace3

SHA256
b18d2a1a95c45f1b29507fb689dad9411488b64f0cdfbb76f5474e11f71515ab

SHA512
667ad76f89f53e5f8488629c057f2cfdb4c4d12c8e79d2cfa361bb4739ea3bd27dc1cc0dd80c54b90a431e633279e551f93cf7364c99b8ab5b7ebb8a6e16fbf3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcC0DF.tmp

Filesize
660B

MD5
e59f48a7e430ad008dd6a9a51558e2ab

SHA1
991dded111fcc08619ad67063f6c1b5ffde5005a

SHA256
96f2980f85b55adc55bb9578115c45f6eb041f4b5f4df2f43d4c9e7dfa7fee0e

SHA512
931569e7b8dc4ea9d019a3978a5eac11338d0fa3acf0e4605c27092244e6539262e188e1e81ca080b94dbb9d0b4d9d043a4638b28d8aea6d09aec078f750c527

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2160-8-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download
memory/2160-18-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download
memory/2348-0-0x0000000074361000-0x0000000074362000-memory.dmp

Filesize
4KB

Download
memory/2348-1-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download
memory/2348-2-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download
memory/2348-24-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads