metamorpherrat | 55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3

General

Target

55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe
Size

78KB
MD5

66020e028ac3694a7acaa956b628cb40
SHA1

7bb256e3fc795c3f656dec60a0bad7f51b29b943
SHA256

55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3
SHA512

a4c827be2a3a3ccd6c11ec6dd32e9636f7f07bb27fa171566c07b089df699dc4edd68bedc8e68784a91d0b2e555f5fb60af512a0e3510ed5f9a7b3a01397ecae
SSDEEP

1536:vtPWV5j4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty6P9/l2MC1jT:VPWV5jASyRxvhTzXPvCbW2U39/l2ME

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
2752	tmp9434.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe
1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp9434.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	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.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	tmp9434.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe
Token: SeDebugPrivilege	2752	tmp9434.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1076 wrote to memory of 2396	1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	30
PID 1076 wrote to memory of 2396	1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	30
PID 1076 wrote to memory of 2396	1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	30
PID 1076 wrote to memory of 2396	1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	30
PID 2396 wrote to memory of 2800	2396	vbc.exe	32
PID 2396 wrote to memory of 2800	2396	vbc.exe	32
PID 2396 wrote to memory of 2800	2396	vbc.exe	32
PID 2396 wrote to memory of 2800	2396	vbc.exe	32
PID 1076 wrote to memory of 2752	1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	33
PID 1076 wrote to memory of 2752	1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	33
PID 1076 wrote to memory of 2752	1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	33
PID 1076 wrote to memory of 2752	1076	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	33

C:\Users\Admin\AppData\Local\Temp\55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe
"C:\Users\Admin\AppData\Local\Temp\55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1076
- 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\hyad6voe.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - 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\RES953E.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc953D.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2800
- C:\Users\Admin\AppData\Local\Temp\tmp9434.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp9434.tmp.exe" C:\Users\Admin\AppData\Local\Temp\55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2752

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\RES953E.tmp

Filesize
1KB

MD5
bda12f2a24ab826d08954297ede2a9b6

SHA1
add171ca75d71b355e2f7aa0f3d70e06394e854a

SHA256
c52f5eaa2a3d70ad752fbcb2cf5b4483a4178cc9c42012f49e541115aa98c4d9

SHA512
8152bbdb6ff7c9cab730a315520c1c48a5d90b0b4e53885f05b9968607abfeaf33f8285aa7c65dd3b29baf017bacb4a943b2b1d08c86aa168a5e529776e5e7ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\hyad6voe.0.vb

Filesize
14KB

MD5
2cb97f9d1467c28473eb48bd8e702704

SHA1
798d2eb96b82838bf6e7bb9e93cd62e016f7d75c

SHA256
0a005842f93b777c42224b5c96de468333b4537280e1df01a842dfd9c13fb704

SHA512
d39eb43746cc296633ab21d0fce3f0fd32eb0af9aa7b31b5fa20d200316cf63b0ab7b4ac226128eb51181aced985612efa2b1b81a59da5beeef809c5d878f94b

Download Submit
C:\Users\Admin\AppData\Local\Temp\hyad6voe.cmdline

Filesize
266B

MD5
c6b243a4f8a009515b34bcbbfc0bb607

SHA1
a3c882f5e6eb4b19b9ac3c9118eb4d9bf6ebf2db

SHA256
6d89335e98f4dd2d5679c00800ff8601c5add526883e7605243bd2b5312e97f9

SHA512
909a2569edd7332e504c01cddba47059b1f2bbe740deb790d37d8594ec2c086c7621a80583f9fe5734eff055d791c1597cd1732d33d56880ae9ec1f0474f1dcc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9434.tmp.exe

Filesize
78KB

MD5
14f0356abc648cc3437783070a5ea0fc

SHA1
1a0ab268d30c7a32f9119903227bfade20592efb

SHA256
c4459b5e761ac3f6fdb5a044f811d686255d466849b86acb23b354ded16b5398

SHA512
201c6afea68c0333e5b7422d421667a0da6ac1582942a38fd44ce0982f0a2b8fb201a1ca6005bf570789779dd34f9e49d9e343826dc00912f954ba7de913b7ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc953D.tmp

Filesize
660B

MD5
ec3d91c5fac55256cf82bef967d78b94

SHA1
78a03a0d0f53a75f96ccd3bf0aa60fa4184377b7

SHA256
6c99e6e6a1f7f2c52b127ac531726797bc58733115d7ab3ff949fa8c8f5eab30

SHA512
90c407e0a668ad683121870e051231bc671d502fcddb9fc9ee0b95ff759664b1868084daaa1d6f0f9ad1439c8965f19a673c91f35f12caf8b2dd811ec791b95d

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1076-0-0x0000000074D51000-0x0000000074D52000-memory.dmp

Filesize
4KB

Download
memory/1076-1-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/1076-2-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/1076-24-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/2396-8-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/2396-18-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads