metamorpherrat | c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415

General

Target

c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe
Size

78KB
MD5

c926938fb669ee9810423b42306c6bbc
SHA1

8cbd0e7215ae6b87f85502698f158f5528640918
SHA256

c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415
SHA512

d1d542cfdea974ea0ed61b10bc54282554511d3ec039ee31682c48d6721925079eece72b5f2aa51bd4a34225e4c79b34ca203cc4b50d2d2745b8bcbe169ac270
SSDEEP

1536:pPWtHF3M3xXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtc9/J1aS:pPWtHF83xSyRxvY3md+dWWZyc9/J

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
2288	tmpB55B.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe
2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmpB55B.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	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.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	tmpB55B.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe
Token: SeDebugPrivilege	2288	tmpB55B.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2076	2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe	30
PID 2148 wrote to memory of 2076	2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe	30
PID 2148 wrote to memory of 2076	2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe	30
PID 2148 wrote to memory of 2076	2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe	30
PID 2076 wrote to memory of 2352	2076	vbc.exe	32
PID 2076 wrote to memory of 2352	2076	vbc.exe	32
PID 2076 wrote to memory of 2352	2076	vbc.exe	32
PID 2076 wrote to memory of 2352	2076	vbc.exe	32
PID 2148 wrote to memory of 2288	2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe	33
PID 2148 wrote to memory of 2288	2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe	33
PID 2148 wrote to memory of 2288	2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe	33
PID 2148 wrote to memory of 2288	2148	c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe	33

C:\Users\Admin\AppData\Local\Temp\c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe
"C:\Users\Admin\AppData\Local\Temp\c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
- 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\cjhhoen5.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2076
- - 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\RESB710.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB700.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2352
- C:\Users\Admin\AppData\Local\Temp\tmpB55B.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB55B.tmp.exe" C:\Users\Admin\AppData\Local\Temp\c766907e1aa7f5b0a5d05663c8886a5581d8e5934e745eee53b24dcdc300f415.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2288

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\RESB710.tmp

Filesize
1KB

MD5
dacd6e195513b5dd395e1d6407428a7d

SHA1
edb51f2f448b6c6c6aaf9c0688a837754bb27e32

SHA256
6578e994a45f82d17e7336685e7c65f5ad1048ed5996ef6ddfb0d5ab7189fbbc

SHA512
1567a879039598b0dbbdd943d10798789aa1d095f5dc13eb1b75c61f2a94688be8b89b34425b072b0aad9ff582ca2ab0f064a4d89a09921d711a27620352191e

Download Submit
C:\Users\Admin\AppData\Local\Temp\cjhhoen5.0.vb

Filesize
15KB

MD5
7717496b5c2187925382cbb70566071d

SHA1
d67cb1da8a3ad055fc39a946db5e325db83ae7fa

SHA256
31aac4fafa8495d89dbe2de62442f17207baad495edf1418c4babf89ee64b5ed

SHA512
1ba661fc6850c10f2256605c6c60d16e2d1432e52445b456539e1ff73725eca984d7c8beb41a25ed8b97402a9de610badbf6c5d07c70db0a704c4810c2f8489e

Download Submit
C:\Users\Admin\AppData\Local\Temp\cjhhoen5.cmdline

Filesize
266B

MD5
8364529885735a04536a79984649923b

SHA1
52e4d6355310c4f9824914e53d57e523fa440ffc

SHA256
943fb44b886a6863a34d2c151012400fd0c13b790ce8006aef19ca7889b9b940

SHA512
2d40ff954bcf7c29f0fd4f166ff5ba0615d13741dbbb901b53ed7df65b582b5c94558080368e2ce705ea3bf6fcf689112a8a3cbd60b3e67eb6f9375a291f57e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB55B.tmp.exe

Filesize
78KB

MD5
3724c45c6e845bdac7560fd6eeae0e6e

SHA1
a36e39f272fe27b260e1dc144ea50e176752615a

SHA256
9e5e18acf42d0e634074264c9c58f183179bef6de9c728a2e2db18dba3353349

SHA512
af25349f0cf55be854d38879dd27de0e710285acd03418af9887529b6d123b110aa189ccedf1fdf8faf9c5c809f2e30fc2d1737ad4514dea1c97cb7e76d260d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB700.tmp

Filesize
660B

MD5
515eca68dab3c76a8e1af10b1c528f16

SHA1
15db143d5bfaa105f47e8b656a0485b766e858aa

SHA256
3355335ed9ae09dd14bab2c1dec0b76f04e15123a6aa8df3a5879bb605cd25ff

SHA512
2498bd5120450ea05cf69bf6bdbd1183a5e88333486278538b39b182f4440463b173466524c4e7456d217f891b80630ae1d19fa98ebdd296c8f069cbd8725a9d

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/2076-8-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2076-18-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2148-0-0x0000000074DD1000-0x0000000074DD2000-memory.dmp

Filesize
4KB

Download
memory/2148-1-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2148-2-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download
memory/2148-24-0x0000000074DD0000-0x000000007537B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads