metamorpherrat | 90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e

General

Target

90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
Size

78KB
MD5

7398657f6e29412c7b7b60fadd719f11
SHA1

615e1d808eecfc48cafc46645f99253326f56544
SHA256

90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e
SHA512

60a764f03ef44ab93027dd86a94329f604820a3ab5f8a37734394da6aea66e931f83645296e6187dcd2a6a309189bdbee3312046328d4404fe89a904bd0fcebd
SSDEEP

1536:dPCHY6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQt/9/B1Ar:dPCHY53Ln7N041Qqhg/9/2

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
1488	tmp868E.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmp868E.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	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.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	tmp868E.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
Token: SeDebugPrivilege	1488	tmp868E.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2956	2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	30
PID 2516 wrote to memory of 2956	2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	30
PID 2516 wrote to memory of 2956	2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	30
PID 2516 wrote to memory of 2956	2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	30
PID 2956 wrote to memory of 2756	2956	vbc.exe	32
PID 2956 wrote to memory of 2756	2956	vbc.exe	32
PID 2956 wrote to memory of 2756	2956	vbc.exe	32
PID 2956 wrote to memory of 2756	2956	vbc.exe	32
PID 2516 wrote to memory of 1488	2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	33
PID 2516 wrote to memory of 1488	2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	33
PID 2516 wrote to memory of 1488	2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	33
PID 2516 wrote to memory of 1488	2516	90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe	33

C:\Users\Admin\AppData\Local\Temp\90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
"C:\Users\Admin\AppData\Local\Temp\90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2516
- 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\40phndx1.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2956
- - 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\RES872B.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc872A.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2756
- C:\Users\Admin\AppData\Local\Temp\tmp868E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp868E.tmp.exe" C:\Users\Admin\AppData\Local\Temp\90fa4a03b9d36758c59a51702839a62cc1e551bf45ae32c07f29666de7a7bd5e.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1488

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\40phndx1.0.vb

Filesize
15KB

MD5
d50d4a7d13641c0d0c22582342123322

SHA1
68790dd94a9960ab6f372a0ba7cd0b10ae64fc12

SHA256
65e257a9b3fd372f2377e9c3d9f2ee95df9ef540e74df8140d5ed8dd780ee962

SHA512
babe2809a73bcd825ff9ffef2503910172f2cba91b10d6fbd75f726ff2809588565b186668efd161adcda1f3d45f43a2938a3cf479912d609cf26b90927afcc3

Download Submit
C:\Users\Admin\AppData\Local\Temp\40phndx1.cmdline

Filesize
266B

MD5
134dadd70fd03651d5a61a0a3548e63d

SHA1
6257600d97e637de46841eec06e2690d920063fd

SHA256
aed85d52385dd75e2b170168728e843c69e9d41798d043dec42719cf718d2673

SHA512
272ae15bddc1c4af915f7dd44d1bc3b4b3b50d4e0fdd245b304fe3190ef5fd664a94c38ea5d5d04a6c506fe9971e0110473990463c598f9a551c71613f95f722

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES872B.tmp

Filesize
1KB

MD5
cd7fc39d24ca0f7a056373cdaf887a80

SHA1
894f4f188aa641f4861d0140cb3c93a459dbdc01

SHA256
35e2acb8202eb7d821d182d50cdeb4b7170a12b5e8c40e37b40d0c4cf44a45f0

SHA512
4ce8bed9e946e6b81f14e1b0d9d38d206a455f009ab0dcd042d52bbb61f4dcebb8fc042778068930abca72c74ee0464ba7511cd2a20c03e80885e1cc9754ba9a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp868E.tmp.exe

Filesize
78KB

MD5
cfdc53fc02b892aac17d5552660163b6

SHA1
ccf58653ac2f7566743c2abe3722def437ac8120

SHA256
c7aad81d967cf717728e18193c3f4095ec24f83b86d5086f2ebaf7212925829f

SHA512
86c90d9d942956b1dd7df0e8d9e89ff73c85bfed1bfffb844f1743a71943b832adc49e20596bcde6e677628e887da0abf809f224e41d507b6c1a5cc8b7bc8d64

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc872A.tmp

Filesize
660B

MD5
218c704e2a4ac4bbc258096ba4c54729

SHA1
3290c082c5d1149cf611f41f456d7544840f3b87

SHA256
f0147a66d95fdcb6b2bf63e66cab5b3790b3a774c1f04e3baef48541ab46eee7

SHA512
aa9359c0d69fb4c5b7824939339508cc3ae07f1b27c4adbac31b5767a6733f86e772b59d720e158f0e47b68e23e442b05d00499cc1e2419a5b2305b2992dfc4c

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2516-0-0x0000000074411000-0x0000000074412000-memory.dmp

Filesize
4KB

Download
memory/2516-1-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/2516-2-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/2516-24-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/2956-8-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/2956-18-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads