metamorpherrat | d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578

General

Target

d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe
Size

78KB
MD5

b16ad650cc6eba3617f5bcb383ec8230
SHA1

03557d34425747d10443e8de3ab981b6071a13c4
SHA256

d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578
SHA512

713981e35c07752440424559f616436651a43ebbf9d703f0b35b5671b4a81f577086719d48e0efebdbbbdb42ce357715c43b918abef42f46ab75214db4377573
SSDEEP

1536:qWtHY6M3xXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQtc49/81JE:qWtHYn3xSyRxvY3md+dWWZyc49/D

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

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	d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe

Deletes itself 1 IoCs

pid	Process
3204	tmpBAC4.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
3204	tmpBAC4.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\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmpBAC4.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpBAC4.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1980	d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe
Token: SeDebugPrivilege	3204	tmpBAC4.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 4940	1980	d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe	83
PID 1980 wrote to memory of 4940	1980	d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe	83
PID 1980 wrote to memory of 4940	1980	d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe	83
PID 4940 wrote to memory of 3972	4940	vbc.exe	87
PID 4940 wrote to memory of 3972	4940	vbc.exe	87
PID 4940 wrote to memory of 3972	4940	vbc.exe	87
PID 1980 wrote to memory of 3204	1980	d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe	89
PID 1980 wrote to memory of 3204	1980	d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe	89
PID 1980 wrote to memory of 3204	1980	d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe	89

C:\Users\Admin\AppData\Local\Temp\d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe
"C:\Users\Admin\AppData\Local\Temp\d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1980
- 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\57ptjmg_.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4940
- - 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\RESBC3B.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc1CF7A19E948B44CFA1D3C85EAEAFFB3.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3972
- C:\Users\Admin\AppData\Local\Temp\tmpBAC4.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpBAC4.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d538b9218e152a11be44a5aa1cc7013cc85a303f8aee6f3abfd103f784160578N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3204

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\57ptjmg_.0.vb

Filesize
15KB

MD5
35f415f3c05754b9907c9d0022e25d1b

SHA1
9c3c6bbc3ff9f1fb43947c987f6d6738c06c65c9

SHA256
90a6395579fb8b6ef8d5b9151a244cb5c5118d5407b9374f81e9c4f91f9db8c4

SHA512
42050171973a49b851d1e16ea4033b971fa0d21b33e5e93f3a0bf7984264b34511ae1e821707310b095caf11ea97163360fa214ea255f3b37b4f5952620bc87c

Download Submit
C:\Users\Admin\AppData\Local\Temp\57ptjmg_.cmdline

Filesize
266B

MD5
fc16dbb8b14b33c59f4d4ff53145eb3e

SHA1
7db418adb37e29955293a88c3c5a58b3d6550e1f

SHA256
b606542aa6d7e31cade417bc936b4a1478824812d2f7bb7ab978cd35ada95865

SHA512
4aa67c7998988187f055f252012c144c665a16a677de7ab0ae4d1d1f5f78e6076507cc7febe8320b8ffab91b682bfb78a33582998b46e4d2e043a1f8721e4687

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESBC3B.tmp

Filesize
1KB

MD5
a6cabe5abb44b28b7afc24bc3970607b

SHA1
3d5b8f047c43a18c57e1849f5d62fb6231f4a41b

SHA256
909cce9037bc30fd4fdaa8677d7a5bfd283ef05127080d59a862340153261a2a

SHA512
5ee295fa27dc532408123221a8f79be6e0dbb934d9fa86fe46e25c0f56e223731d3801e056facfb9956568eb3bb9b810b288f20234544546fbaaf8e106dd1396

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBAC4.tmp.exe

Filesize
78KB

MD5
0c4f3f153c91c5d01c742c7131f7754a

SHA1
3eea330888938e1e7cb2de4185f0014e8c00c6a8

SHA256
f2b8a1e1874965f651eb38543671fd0e0420990c7c3395fea636824a8aed14c7

SHA512
912bea9fcbc75238f2401c8f09d70b225b5636dc38b1d772eafb70cb175f8ae997292520fe1901fd08ab2436593801b340c1e97d6bb3fb8c39588686d3f6eae4

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc1CF7A19E948B44CFA1D3C85EAEAFFB3.TMP

Filesize
660B

MD5
51e23923614b5501ce0bee80eced4bb4

SHA1
e34b774d08a7e1fff237772fdd1e32942a35a46e

SHA256
cf40d935ec4a78cfecec3b764f3de9bc29c8967dd3d417041ab4fade4070c513

SHA512
10df60ba9a2c5c3f460b38b824e1ba13151272495a03545ebc178671ef7251e5194b4182ee74106e9c3454ac60917e33734786fd70bbac54677b72c525508c0f

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/1980-22-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/1980-0-0x00000000752B2000-0x00000000752B3000-memory.dmp

Filesize
4KB

Download
memory/1980-1-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/1980-2-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/3204-23-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/3204-24-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/3204-26-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/3204-27-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/3204-28-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/3204-29-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/3204-30-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/4940-9-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/4940-18-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads