metamorpherrat | 4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43

General

Target

4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe
Size

78KB
MD5

5179c9c6ad63c61ba49cd65b2fbf8860
SHA1

0c86a4c9df098d8e4df7f0416259fadea6db93e7
SHA256

4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43
SHA512

32c312d6c3f463744811ee59f125f82e3118965393e1a5b3bd4a96387566edacf1c572bd6bbf83ed8b4ac49a5dd53f0de4f468275bdd1b4eebdf2ad3175452cb
SSDEEP

1536:gHFo6M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQteN9/81PB:gHFonhASyRxvhTzXPvCbW2UeN9/A

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe

Executes dropped EXE 1 IoCs

pid	Process
2420	tmp60EC.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp60EC.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	tmp60EC.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.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	2372	4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe
Token: SeDebugPrivilege	2420	tmp60EC.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 3308	2372	4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe	85
PID 2372 wrote to memory of 3308	2372	4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe	85
PID 2372 wrote to memory of 3308	2372	4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe	85
PID 3308 wrote to memory of 3284	3308	vbc.exe	87
PID 3308 wrote to memory of 3284	3308	vbc.exe	87
PID 3308 wrote to memory of 3284	3308	vbc.exe	87
PID 2372 wrote to memory of 2420	2372	4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe	88
PID 2372 wrote to memory of 2420	2372	4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe	88
PID 2372 wrote to memory of 2420	2372	4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe	88

C:\Users\Admin\AppData\Local\Temp\4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe
"C:\Users\Admin\AppData\Local\Temp\4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2372
- 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\pyr6o2t8.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3308
- - 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\RES61F6.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcD65C353811724421BE373E9095F57623.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3284
- C:\Users\Admin\AppData\Local\Temp\tmp60EC.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp60EC.tmp.exe" C:\Users\Admin\AppData\Local\Temp\4fdeaa8ce0efd2a0b39297ce2765950fb97411c4a8a74ed6353058dfaae0cf43N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2420

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\RES61F6.tmp

Filesize
1KB

MD5
a04cdbcd85990265a8bd8271e554848e

SHA1
9fef7955599e012033503c5f1ec269abd0372b97

SHA256
169ce4ec3bea87743df031b828180b963dc5502b86770fb8f2b2271ac01c0cdc

SHA512
771d38034b060f9ce5a51f4e358935460e77fab1356400201400e0d83a74483559ca72af139686f2578c779db3ff893accdf5050c50733ae225906c1e142d4ad

Download Submit
C:\Users\Admin\AppData\Local\Temp\pyr6o2t8.0.vb

Filesize
15KB

MD5
977ec3d72135a9edc7b20f8bbbe44935

SHA1
6918de5e3c44ceadab6c6c8a09e3b617cd3ffcab

SHA256
1af1d3aabe35f70383c94991202f13496b775707273eb32d14e6664c2092550f

SHA512
a224d41f149d08e12d717c54d4c1da03085ebeb972604ed6904c9ffcd4d5202941834e07c49dd96b581bbf4e87f35eae8fe1fc586f590edc660ff60f43101792

Download Submit
C:\Users\Admin\AppData\Local\Temp\pyr6o2t8.cmdline

Filesize
266B

MD5
792d45757533d82bcf18fd21cf5bfd62

SHA1
61e908d29dcdc2553037f89bc91486fbceae8dbb

SHA256
a02158621f93682547c41bbd1ab356532e874a08e6cd046ad906cb97346415d1

SHA512
857f5a1d73bc4b96aa008430767150ece3cdac56290068ec4b892af3c0f1296b66a5cddf7ce299037b78f4de66dc0eb6d09fb1be5b85b26a8aef2503365f9ae9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp60EC.tmp.exe

Filesize
78KB

MD5
32e86459ba19009b68fe19c0b18b385c

SHA1
b78b694c36f27eaeeb488ea5e20d7cd1b8ecc50f

SHA256
c5541fa11107cbcf1680208057d22b918ee2f8c37d2ac914c12e08188fcbb069

SHA512
33bbdf783ff1616fbaf19a9aea32502823859852f73d4e7e9aa25266bf42d74d907492af413f0c83d562214edb2423b11feb5f29780e49ab94e47f778fbd29b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcD65C353811724421BE373E9095F57623.TMP

Filesize
660B

MD5
232229a0aa7c02b435b3b5f596e93c51

SHA1
57c32d3aca961bd0bce0e7050829c02c1bd5b02b

SHA256
98ac6432faec2c8a2d88d2cb2791f5f23438b887f96cba9eafc242e96403426f

SHA512
653d8b2a32c0b0b1b972ea89cbd1822a0046efa39be214f12bec6033a72d7ee3da9eb2368173f41a93e54125f602192f50ab75e2963f2e9407a2516c30f00423

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2372-0-0x0000000074962000-0x0000000074963000-memory.dmp

Filesize
4KB

Download
memory/2372-2-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/2372-1-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/2372-22-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/2420-23-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/2420-24-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/2420-26-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/2420-27-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/2420-28-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/3308-8-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download
memory/3308-18-0x0000000074960000-0x0000000074F11000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads