metamorpherrat | 1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f

General

Target

1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe
Size

78KB
MD5

a5e919be2b6ebbb8f6fb143298c3c141
SHA1

d64fbe58256e3c8e61231008f228d1ccce0cdc89
SHA256

1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f
SHA512

e38f837783d0bd8f00a0e01af25c50b5e3afd15bb7391a05f4b21138fa080446776fb8d971d8b3632c6568559a435aafb5e13f32614a2c634b676c4138d81df8
SSDEEP

1536:iWtHFo6JIfpJywt04wbje37TazckwzW4UfSqRovPtoY0BQtRr9/x1Pu:iWtHFoOIhJywQj2TLo4UJuXHhRr9/K

Score

10^/10

metamorpherrat discovery 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	1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe

Deletes itself 1 IoCs

pid	Process
716	tmp8E55.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
716	tmp8E55.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059
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	1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.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	tmp8E55.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4040	1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe
Token: SeDebugPrivilege	716	tmp8E55.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4040 wrote to memory of 2448	4040	1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe	84
PID 4040 wrote to memory of 2448	4040	1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe	84
PID 4040 wrote to memory of 2448	4040	1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe	84
PID 2448 wrote to memory of 4304	2448	vbc.exe	87
PID 2448 wrote to memory of 4304	2448	vbc.exe	87
PID 2448 wrote to memory of 4304	2448	vbc.exe	87
PID 4040 wrote to memory of 716	4040	1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe	89
PID 4040 wrote to memory of 716	4040	1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe	89
PID 4040 wrote to memory of 716	4040	1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe	89

C:\Users\Admin\AppData\Local\Temp\1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe
"C:\Users\Admin\AppData\Local\Temp\1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4040
- 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\ls0os32v.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2448
- - 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\RES8F7E.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcACDF74E6498F4711A93688B34E057C4.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4304
- C:\Users\Admin\AppData\Local\Temp\tmp8E55.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp8E55.tmp.exe" C:\Users\Admin\AppData\Local\Temp\1e1c24f07838641dc4dbf5be3897fa4ecda27d3bd9bd7db32eb98af15a96790f.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES8F7E.tmp

Filesize
1KB

MD5
1cbbe74d457916b4c684ce54e7cc2c6b

SHA1
b031707f451db3c83c692e23e638ea53b22c0be5

SHA256
e80a3effc0be75fc843994a53c13d1ce445500c0237f6bfd3e55825f41099cd3

SHA512
5ef4413b0ce61f363db5100cd83036556534d041dc17cb5756b1a0328e902d711c3c2e32858b02b20f40dc868642da389939512eedd411c6585315e2c73c060c

Download Submit
C:\Users\Admin\AppData\Local\Temp\ls0os32v.0.vb

Filesize
15KB

MD5
0cbc80c7393295d32b309b65b0723590

SHA1
cc3a4d86dc44d4dbae8f0fd3808a3b29451b0254

SHA256
597b38086795384fe09c28debcc6b1d0ac3614b5471f5c0b896fa5576e2504cc

SHA512
27f1f5c6b8d20f94a46e6152536d6e417c13bbedbf8a6ca4efe91be997802e594e716bec398d768cd8c8365f718c5970c9fbee90e4b5bb88e19201108cbb76b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\ls0os32v.cmdline

Filesize
266B

MD5
4fe8a2687665e58ad86330480b081082

SHA1
94c76f67185918506c78f75a0bbf7144de6c1833

SHA256
2fa895ac8f1d6da0e4e75d1fcc8382c74a5b49a627caccb9e057f5ae394a8b4a

SHA512
7f07949ca244ed8f7ff4d9a15ec8cf526d03207e88ea867d8ddc34642e615da675290022009d569031594f60f766eedb6f52eebf3425c976e1709a35ba80f3d6

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8E55.tmp.exe

Filesize
78KB

MD5
88dee95bb790639f18cc6936c0f88b39

SHA1
7a10e71be532ba47e24fc8dd2ae9954c7e4a4140

SHA256
db64abc17138e9e0b61ff7a85ad582fc2be5728d8bc060afd9726835c7f9d3cf

SHA512
2f74c6f7b39ea25a3f5198f3079ef377f6f27d9ab632f1f63363ac49ce5f514bd8efb428ebf837faa2bd04f520c30dda405b14d3b1dd6107a4b7b5939c2cb76b

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcACDF74E6498F4711A93688B34E057C4.TMP

Filesize
660B

MD5
1b731e2ee3974d446813cbeb2577bae5

SHA1
1ef84208e73cb10cb4e5ad1d93f9af93d3ab94d4

SHA256
80910c8da0a7856b5df539a5827e256a58383a3c01e8933b6af8a83a1fbf3f69

SHA512
e7d3a84138c674d4c43967911dbd52b6b4692b83ac1341007432409590345e1c89e7c16391ccc0ed991cb14d182eb8176a9622f6d40458e0d90b48021270b2d7

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

Filesize
62KB

MD5
8008b17644b64cea2613d47c30c6e9f4

SHA1
4cd2935358e7a306af6aac6d1c0e495535bd5b32

SHA256
fc343d0c2ee741f89cc4f187d7b6694397765e151dbc737052df4c19d7a36c55

SHA512
0c1161a8ebcc659ffd920f0607cc751ece0a0c918a8d3b8f8ca508ebc03b854c29bd0bdf1518922c4525a825f90ef3bca8c7540975d4ecab9182b9f0ce6880ea

Download Submit
memory/716-23-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/716-24-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/716-25-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/716-26-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/716-27-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2448-8-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2448-18-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/4040-2-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/4040-1-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/4040-22-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/4040-0-0x0000000074742000-0x0000000074743000-memory.dmp

Filesize
4KB

Download

Analysis

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