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

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe

Deletes itself 1 IoCs

pid	Process
1712	tmpA0F3.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1712	tmpA0F3.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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpA0F3.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	tmpA0F3.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1756	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe
Token: SeDebugPrivilege	1712	tmpA0F3.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 4996	1756	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	83
PID 1756 wrote to memory of 4996	1756	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	83
PID 1756 wrote to memory of 4996	1756	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	83
PID 4996 wrote to memory of 4212	4996	vbc.exe	85
PID 4996 wrote to memory of 4212	4996	vbc.exe	85
PID 4996 wrote to memory of 4212	4996	vbc.exe	85
PID 1756 wrote to memory of 1712	1756	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	86
PID 1756 wrote to memory of 1712	1756	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	86
PID 1756 wrote to memory of 1712	1756	55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe	86

C:\Users\Admin\AppData\Local\Temp\55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe
"C:\Users\Admin\AppData\Local\Temp\55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1756
- 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\hcfxuxii.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4996
- - 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\RESA325.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc7101DE70CEE14EB29874271CA48ED5D.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4212
- C:\Users\Admin\AppData\Local\Temp\tmpA0F3.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA0F3.tmp.exe" C:\Users\Admin\AppData\Local\Temp\55096d039cf9ae68d27a8bf5b25b7cfff65e18a0e4a4f2342593d489cf27a8d3N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1712

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESA325.tmp

Filesize
1KB

MD5
40df623f0aee0a1adeef0efebf00eda0

SHA1
6691e478ca1b36b7c2f9574c2a744ef969b21f81

SHA256
244d47ba012c82079467f76069954c90b57a0533ae35499f4340bb5f557187d1

SHA512
fbc7afa2c001efa45ea01f6df68e2e5c6fbf23a624dd1c7d90458c6bc62670aee5c5488a26411994a63c27e4029d28b4411428cce282154dddd7c60658d0d5b9

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

Filesize
14KB

MD5
4f99c5e23c9d151b41c99097e6095fb2

SHA1
d3f15284cf72e776617b1edb24962e00d4c3b382

SHA256
dfd0d5ccf82f71b35ea6358bdd9a262b33c150f74534e0fe8e0a752ed0cba2a7

SHA512
bef6bd207077a95ac475566ccf7b616862c6c27126f38db409749e8a74365781b0675eeed6f4be8e15ccd54ba189247a2c79441d690b2b41944df3e88d644999

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

Filesize
266B

MD5
b56d9046da010e44686951db62601ca1

SHA1
b3c202781c64ce1d1a8ab77a47e3b6ba0d8c1643

SHA256
e4436f81174e66b1b4e08e8fbcad98625434c12f9fbc65d19cc3658bff5ca514

SHA512
25b21697512203f2d7a5c4868eeb193f3c91f98c9b6c337044793dd2d8045702e9a773699d1a354c9036fe778bfee5320d3144d1e47144059a119a1f99eab123

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA0F3.tmp.exe

Filesize
78KB

MD5
eb26dceec1da5f8d4817895794cfecaa

SHA1
7876643c0992f026d97c29bb94c5772d51aeec40

SHA256
8676878f4d7998830b161bcbe274824db16a4a48c59f14cc2029cefef6514d62

SHA512
6739c3c468692117ae079d1040f6821c6ae0ebd07507071b578ef36f14fbd6f3d34673d04be009e3df07cfad99abf1fec05e2c6a180906ec415cc6653191c4e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc7101DE70CEE14EB29874271CA48ED5D.TMP

Filesize
660B

MD5
6df52ec0089222d1a56d72ff49ffdefa

SHA1
c36e4f2e2728be9d803fef69b2b32965bdc27808

SHA256
3927cd43e825c1fa6964e910fceea310c10d922005a65e83dbf6fca481d7fee9

SHA512
f0d0ca352db3251b339a86159210b78a55716528d98cdb31491a246f4f1c8d39008fca46fd57be36583940b5b48eba461f5d895690e1d50a345262e5cbcad33a

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1712-23-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1712-28-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1712-27-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1712-26-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1712-24-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1756-22-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1756-0-0x0000000074712000-0x0000000074713000-memory.dmp

Filesize
4KB

Download
memory/1756-2-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/1756-1-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/4996-18-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download
memory/4996-8-0x0000000074710000-0x0000000074CC1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads