metamorpherrat | fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed

Analysis

max time kernel
163s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2024, 04:02

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General

Target
fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe
Size 78KB
Sample240409-el2k5aea83
SHA256 fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed
MD5 e91a02de0b2dc5dbd32526c2ff40c64c
SHA1 cd049bff8c73c51cc74e388f9c5fc2811a9add41
SHA512 4e6268b5f7fa83311e723c62a45c21e61d6c63a6fe560e6ab378b8b9ff13b63f618300a8567967ed0efa75d71f3a8cc2c21296da4dacc390cc58f5909e48038e
SSDEEP 1536:TWV5jSgdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtC6x9/uO18u:TWV5jSvn7N041Qqhgp9/B
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

metamorpherrat 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-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation	fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe

Executes dropped EXE 1 IoCs

pid	Process
4420	tmpBA09.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpBA09.tmp.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	452	fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe
Token: SeDebugPrivilege	4420	tmpBA09.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 452 wrote to memory of 1876	452	fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe	86
PID 452 wrote to memory of 1876	452	fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe	86
PID 452 wrote to memory of 1876	452	fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe	86
PID 1876 wrote to memory of 3416	1876	vbc.exe	89
PID 1876 wrote to memory of 3416	1876	vbc.exe	89
PID 1876 wrote to memory of 3416	1876	vbc.exe	89
PID 452 wrote to memory of 4420	452	fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe	90
PID 452 wrote to memory of 4420	452	fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe	90
PID 452 wrote to memory of 4420	452	fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe	90

C:\Users\Admin\AppData\Local\Temp\fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe
"C:\Users\Admin\AppData\Local\Temp\fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:452
- 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\hd8tmqzn.cmdline"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1876
- - 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\RESC747.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcAB385FBAF4FE470C9B1D4928BFF6F0AD.TMP"
    3⤵
    PID:3416
- C:\Users\Admin\AppData\Local\Temp\tmpBA09.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpBA09.tmp.exe" C:\Users\Admin\AppData\Local\Temp\fa05c038ef0dc5e87cc5f0cc602caefdeaa99cfc11bfb04b992acd7b3f5332ed.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:4420

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

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

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

RESC747.tmp

Path C:\Users\Admin\AppData\Local\Temp\RESC747.tmp
Size 1KB
SHA256 76501afec7d32194875495d9e41107d5ae3d4bde3a379dbe7a50f5bad35498a5
MD5 c066e29738d2c702dd862fa02fb24458
SHA1 2d8fab7605199619a9a70faa76489c917d92f0c6
SHA512 a7eae13a236cd22e715bdb93b06a273561765d2b36f6a6954b614b2a8b533af1f7051d4a52a21c5f63b511a6079a16b66c41e510abf2e95d1570fcaeb9c4e750
MD5 SHA1 SHA512

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hd8tmqzn.0.vb

Path C:\Users\Admin\AppData\Local\Temp\hd8tmqzn.0.vb
Size 14KB
SHA256 921eace047eac93c851092dcfdcc5b3ab94f31e5b2ac2217b1d8e699afc8df30
MD5 d70a4bbb8ad8e43ee19609220613bd09
SHA1 2566645959bf7aeac6d4f7dd02df1914afbeb4f8
SHA512 684f00628c618636a22c56e9e21a25f51587ea9586ba80e0a36eaf02b0a8871674556d3079c0d7c01917b1d65218c72afc100bea3ce77ce4cf3b4656a8d64e0a
SSDEEP 384:rVNW3NM4N3GNHVlnsNfWNecHb+E6NLzN7QZSN7eP:beMA3a1lsfKecHWLhq+m
MD5 SHA1 SHA512 SSDEEP

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hd8tmqzn.cmdline

Path C:\Users\Admin\AppData\Local\Temp\hd8tmqzn.cmdline
Size 266B
SHA256 80cb9fb938fcf7854fccc1f20c62d1c38e01d0142843306eed6b0fd36ad3a9f2
MD5 8a415e48759de433076405f153d0a898
SHA1 892daf245322f388ada2e151cfedfdad74161bc4
SHA512 80d22d6f3ceb35f2a3d170a0e6d8f163030457c5d0a0c2cc599f0bd65af3229e36cdfb08b620e74b68ec4a7f65ec063da67f1b93d322f7a31f21353d6bc356fc
MD5 SHA1 SHA512

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tmpBA09.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmpBA09.tmp.exe
Size 78KB
SHA256 6ff85e55937a53f6f8454c794746a37558674a5d148c791d53ce9bcb4789558e
MD5 4c15530316986ba7078c47936b3f7cfc
SHA1 18dfdbecbb1f259bb5b911ef465b7575ec970f67
SHA512 1a2178ae56105993be7d52c3b2442b3bec8ddfac5faf212634d0fa2cd0a63863394544daee429de18dda2ebd04855db7c98cf75b1e7c0175a318cb080630d6f4
SSDEEP 1536:qtHFo6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQt+9/V1ma:qtHFo53Ln7N041Qqhg+9/Z
MD5 SHA1 SHA512 SSDEEP

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vbcAB385FBAF4FE470C9B1D4928BFF6F0AD.TMP

Path C:\Users\Admin\AppData\Local\Temp\vbcAB385FBAF4FE470C9B1D4928BFF6F0AD.TMP
Size 660B
SHA256 d5e1451456c3a94886ea75936417c6f10b2a9def16589ea28568d6ef26796813
MD5 b8588d9b82ad456ba85ec88ff02f488d
SHA1 ad2922a10f03c1c22427ad99632ebaa9c871bd3a
SHA512 f450366ac1ef1f942bcb439a9f00781a39edc93906713148878f17f8730a724f588d5be09e82bba574c1e778b52dc0cca498a4636c583fe5c7e230efadc64f14
MD5 SHA1 SHA512

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zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430
MD5 aa4bdac8c4e0538ec2bb4b7574c94192
SHA1 ef76d834232b67b27ebd75708922adea97aeacce
SHA512 0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65
SSDEEP 1536:edy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtQ:pn7N041QqhgQ
MD5 SHA1 SHA512 SSDEEP

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memory/452-23-0x0000000074ED0000-0x0000000075481000-memory.dmp

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memory/452-2-0x00000000012E0000-0x00000000012F0000-memory.dmp

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memory/452-1-0x0000000074ED0000-0x0000000075481000-memory.dmp

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memory/452-0-0x0000000074ED0000-0x0000000075481000-memory.dmp

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memory/1876-8-0x0000000002680000-0x0000000002690000-memory.dmp

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memory/4420-21-0x0000000074ED0000-0x0000000075481000-memory.dmp

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memory/4420-22-0x0000000000F90000-0x0000000000FA0000-memory.dmp

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memory/4420-25-0x0000000000F90000-0x0000000000FA0000-memory.dmp

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memory/4420-26-0x0000000074ED0000-0x0000000075481000-memory.dmp

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memory/4420-27-0x0000000000F90000-0x0000000000FA0000-memory.dmp

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memory/4420-28-0x0000000000F90000-0x0000000000FA0000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads