metamorpherrat | 8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2024, 00:22

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General

Target
8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe
Size 78KB
Sample241014-apd7satejb
SHA256 8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3
MD5 7bfbe9f42a7aa4e975f7946d44b3260f
SHA1 35b0151f326b99687a8344c5af9e3fb431499ec9
SHA512 7b8d5113fc2642541da57bef8cc7f53eaab22dc0f7c25c93f274ebf9ee17395912e494ebe86b3804547f5677a9bcf2d493a4fdee2f6dbd5501c628d848ea89f1
SSDEEP 1536:9RWtHF3M7t/vZv0kH9gDDtWzYCnJPeoYrGQtRk9/O1GD:9RWtHF8h/l0Y9MDYrm7Rk9/H
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe

Executes dropped EXE 1 IoCs

pid	Process
1468	tmp8F6F.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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmp8F6F.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	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.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	tmp8F6F.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4940	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe
Token: SeDebugPrivilege	1468	tmp8F6F.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4940 wrote to memory of 1888	4940	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	84
PID 4940 wrote to memory of 1888	4940	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	84
PID 4940 wrote to memory of 1888	4940	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	84
PID 1888 wrote to memory of 5044	1888	vbc.exe	88
PID 1888 wrote to memory of 5044	1888	vbc.exe	88
PID 1888 wrote to memory of 5044	1888	vbc.exe	88
PID 4940 wrote to memory of 1468	4940	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	89
PID 4940 wrote to memory of 1468	4940	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	89
PID 4940 wrote to memory of 1468	4940	8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe	89

C:\Users\Admin\AppData\Local\Temp\8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe
"C:\Users\Admin\AppData\Local\Temp\8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4940
- 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\i6aa6z4j.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1888
- - 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\RES90A7.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc7F2ECFAE26274B51B0E1CD71E8A847B6.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5044
- C:\Users\Admin\AppData\Local\Temp\tmp8F6F.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp8F6F.tmp.exe" C:\Users\Admin\AppData\Local\Temp\8153087dbc258f47556148be5da4f5aab0c12ef0a884b6cdab6eff3a8cef45b3.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1468

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

RES90A7.tmp

Path C:\Users\Admin\AppData\Local\Temp\RES90A7.tmp
Size 1KB
SHA256 e0a190c310aa03fcd11da6226fdd15a4fb593124e5025f9bceafa27319418cde
MD5 c5a582d771e451547365298b2df1150c
SHA1 1b118f7e821f2cc6bd5740085883280be3da8729
SHA512 9e105f685deb18b1eb976019124902262cb72a5ac4b4d9a42dd9bc0c4eac482a733d880be703c9f8f84aa8be27da0f76ebb2ce543c545ccfae683b8d2d855405
MD5 SHA1 SHA512

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i6aa6z4j.0.vb

Path C:\Users\Admin\AppData\Local\Temp\i6aa6z4j.0.vb
Size 15KB
SHA256 8f6f85d37e8065073463d64a0a43ca7bc0f16998b3910ea31de468bf8a31a5e0
MD5 46210dcdf64f59936184b09fdf8d5217
SHA1 71ed9ae5bec5e3da33f39b759aa3f5e4ae450ae7
SHA512 cd24bad9cdd8236c42dfd068fe7da5d684707c1492e0afa10c5b9fb6e9b1eb03dd3858d1d9faf734ea256947805824049a26ad0285d9ca718581f0795e37e929
SSDEEP 384:rLiNBNA7vZNVNbeuWHNhpNJcHbnE6NVzN7QtSN7eP:Hu70znWthjJcHPVhM+m
MD5 SHA1 SHA512 SSDEEP

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i6aa6z4j.cmdline

Path C:\Users\Admin\AppData\Local\Temp\i6aa6z4j.cmdline
Size 266B
SHA256 5cb9f9f7dbf5043e01d4c3a39711e52af1b6ef1284698dde7b9f213d037493f3
MD5 b18798094659bc0f18ab59b328699572
SHA1 97d16cf19fc030889dbd2c722965e4a4abb8a924
SHA512 7d6952e432ba28defda8e1dcb0990e631c9526b10db2c5024fd819d9373f85e4c942f8857e35ffc912749367b28f082a233fdbba4306bd6a2467a9b1bb40fdc1
MD5 SHA1 SHA512

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tmp8F6F.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmp8F6F.tmp.exe
Size 78KB
SHA256 91b7b2098002a382e112d4860839d102ead2c0bef23e9782ee3aa24b8b6cd0ef
MD5 f31bfd229f5af6283dc0d47b0b68541f
SHA1 1a45ac90f33c2f8967b889a23fb78c9cccda61cc
SHA512 622417fc8d450a71eda9c386b9c76e96e9b9f4c0eeaa57f79c0b6fe5204fb1e3d55764f31a4dd67b285c89242346a129e82fef35a432865bc006e51c72eae2a2
SSDEEP 1536:DPWV584vZv0kH9gDDtWzYCnJPeoYrGQt96u9/LG1yN:DPWV584l0Y9MDYrm7p9/Ld
MD5 SHA1 SHA512 SSDEEP

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vbc7F2ECFAE26274B51B0E1CD71E8A847B6.TMP

Path C:\Users\Admin\AppData\Local\Temp\vbc7F2ECFAE26274B51B0E1CD71E8A847B6.TMP
Size 660B
SHA256 c71dc7c3d16f5e775715f040a4ab33536bae9d9d25983a7c63bf457e76b7c043
MD5 bf7b737b6b11c2ae4789bc2e1e4801f6
SHA1 f5b8f4c1ab17f12139beed65eefe7e6d56441aa0
SHA512 e51f694fc443682a59fb2ef056e2621f055ca8724e92165e24ebeaf425481255c91266f469d8bbbd9a146b71bdc70c13a07bea5506e4fbde473e02634dbe819d
MD5 SHA1 SHA512

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zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e
MD5 8b25b4d931908b4c77ce6c3d5b9a2910
SHA1 88b65fd9733484c8f8147dad9d0896918c7e37c7
SHA512 6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d
SSDEEP 768:xm0bvH5oKbT+rDfQH3tgDAcWRb1hyPsu8GbjYbzy9Jpk5n0oxpBXPsdmioYrJyGy:bvZv0kH9gDDtWzYCnJPeoYrGQtQ
MD5 SHA1 SHA512 SSDEEP

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memory/1468-23-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/1468-24-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/1468-26-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/1468-27-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/1468-28-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/1468-29-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/1468-30-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/1888-8-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/1888-18-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/4940-2-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/4940-1-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/4940-22-0x0000000074EF0000-0x00000000754A1000-memory.dmp

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memory/4940-0-0x0000000074EF2000-0x0000000074EF3000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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