metamorpherrat | 80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/08/2024, 23:28

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General

Target
80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe
Size 78KB
Sample240810-3f2kyatelq
SHA256 80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca
MD5 c802b4205afac4a08c6f557a81945e9f
SHA1 fa110a055ec96832585ead355bd380d577aadecb
SHA512 0cf7812e3bcaffc44336c40c31fcd450877f0725082e81a25182ea0809034c1d506afdf626bfe82339aaf2b3bba4532a5e16f812011ce638ab6e71cb32d0d5f6
SSDEEP 1536:UuHFo6M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQte689/F317r:UuHFonhASyRxvhTzXPvCbW2Ue689/FZ
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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe

Executes dropped EXE 1 IoCs

pid	Process
996	tmp95E7.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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp95E7.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	80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.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	tmp95E7.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3468	80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe
Token: SeDebugPrivilege	996	tmp95E7.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3468 wrote to memory of 3956	3468	80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe	85
PID 3468 wrote to memory of 3956	3468	80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe	85
PID 3468 wrote to memory of 3956	3468	80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe	85
PID 3956 wrote to memory of 3624	3956	vbc.exe	88
PID 3956 wrote to memory of 3624	3956	vbc.exe	88
PID 3956 wrote to memory of 3624	3956	vbc.exe	88
PID 3468 wrote to memory of 996	3468	80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe	91
PID 3468 wrote to memory of 996	3468	80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe	91
PID 3468 wrote to memory of 996	3468	80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe	91

C:\Users\Admin\AppData\Local\Temp\80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe
"C:\Users\Admin\AppData\Local\Temp\80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3468
- 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\ezsrnbvx.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3956
- - 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\RES96A2.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8D405AFABA044B469C392C6DFEA5685E.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3624
- C:\Users\Admin\AppData\Local\Temp\tmp95E7.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp95E7.tmp.exe" C:\Users\Admin\AppData\Local\Temp\80edfb0ead390271de7d503785467111ef43f39e5433b589d8ad1cf64e1eabca.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:996

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

RES96A2.tmp

Path C:\Users\Admin\AppData\Local\Temp\RES96A2.tmp
Size 1KB
SHA256 a2b133d731200fdc01e150ee7fb66f6ef1e625be38f383c26b4a51a524545f13
MD5 bdbc74f824c90166a44c8969d72ab1b0
SHA1 04009da89139a20bce8f5c01fad41bb120310d36
SHA512 9e9a27d50a621eca2a30340badbc7ed56b428e1c779b8596b1ad54a171b7c4072e4caa6a9d323613548d29f8b52d58efbc05a3f6130b1960d7d1d6e63d0cdb11
MD5 SHA1 SHA512

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ezsrnbvx.0.vb

Path C:\Users\Admin\AppData\Local\Temp\ezsrnbvx.0.vb
Size 15KB
SHA256 66d3ed0462084f0dbd99dd2462cb154e476ba852c3eec629ede3c497c227cd16
MD5 2528ac2c9a60776855784d42ee83b4c9
SHA1 a4530d3791b6ab9d4cddd87ccfe88c4e091a561c
SHA512 dff2abd6867e9a78893d56d82ece7b4a225e256fdd34b1c7426a0d37bffb89fd47f328048ea1e80db7f81cf45def7724d056064255f3b5fefb0c7dea4270ed8a
SSDEEP 384:r6NvNWNnEdNKY5NqNfcHbYE6NzzN7QxSN7eP:CVKEPv2fcHIzhA+m
MD5 SHA1 SHA512 SSDEEP

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ezsrnbvx.cmdline

Path C:\Users\Admin\AppData\Local\Temp\ezsrnbvx.cmdline
Size 266B
SHA256 db8bfd02271760afb6d3911c01405dff46d652a0ca6bbfcf35b2ba277415efd8
MD5 3f8aa0f374418c6d1af9f318c1e06451
SHA1 048d6513897c9d86f87d10c210f6904174ad20f0
SHA512 67529385277ad3bd425c5de7c161655682a24697df72fa83fcfbfa54f19495dfe5accf8f3fe4a8b34c21a438cc301017328dab38d888caea104df272780c3743
MD5 SHA1 SHA512

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tmp95E7.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmp95E7.tmp.exe
Size 78KB
SHA256 391beac8f0fac3e11eb601176938dbb3098c3b78ab451b3de0c46279237e76ec
MD5 5679e39a420d1b46e64fb4071648255b
SHA1 3ff41618796cf4d55a47e51cf6e95dea25f488b4
SHA512 8108fb553172c99c9db190c58da0143991951d226785ed940f6333a2cd26b277fb8296fed306662e86a21361e9049ae15e7f488b59be12a4b55342de2d1cddf7
SSDEEP 1536:hc5jSsXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtC6D9/K1H3:hc5jSUSyRxvhTzXPvCbW2Ur9/I
MD5 SHA1 SHA512 SSDEEP

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vbc8D405AFABA044B469C392C6DFEA5685E.TMP

Path C:\Users\Admin\AppData\Local\Temp\vbc8D405AFABA044B469C392C6DFEA5685E.TMP
Size 660B
SHA256 4e9f38b312c18b5e730e96d8e014092d17459fc9f5a0b813e615f8e6bd4b419f
MD5 cd8eb56fde5e3014b8426f0ae7e3f377
SHA1 f5584245fc6c4ab82f1bca514f8dbdbaf6320b74
SHA512 7abe9fedb131e4a27b51ad013139344da831444bee7d7c0f3c8424de1c512eba972665dbec3ae3daf0a8608577441b8ab63b5822e1946c77c1d14370fc0a7d0b
MD5 SHA1 SHA512

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zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7
MD5 8fd8e054ba10661e530e54511658ac20
SHA1 72911622012ddf68f95c1e1424894ecb4442e6fd
SHA512 c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c
SSDEEP 1536:MXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtQ:0SyRxvhTzXPvCbW2UQ
MD5 SHA1 SHA512 SSDEEP

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memory/996-28-0x0000000074BA0000-0x0000000075151000-memory.dmp

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memory/996-27-0x0000000074BA0000-0x0000000075151000-memory.dmp

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memory/996-26-0x0000000074BA0000-0x0000000075151000-memory.dmp

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memory/996-23-0x0000000074BA0000-0x0000000075151000-memory.dmp

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memory/996-24-0x0000000074BA0000-0x0000000075151000-memory.dmp

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memory/3468-22-0x0000000074BA0000-0x0000000075151000-memory.dmp

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memory/3468-1-0x0000000074BA0000-0x0000000075151000-memory.dmp

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memory/3468-2-0x0000000074BA0000-0x0000000075151000-memory.dmp

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memory/3468-0-0x0000000074BA2000-0x0000000074BA3000-memory.dmp

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memory/3956-18-0x0000000074BA0000-0x0000000075151000-memory.dmp

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memory/3956-9-0x0000000074BA0000-0x0000000075151000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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