metamorpherrat | f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115f

General

Target

f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe
Size

78KB
MD5

0e6596b3209273042786b0da91593250
SHA1

f4dfbe814f931ec000ece9d9d390e21491815949
SHA256

f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115f
SHA512

83a4e62690553d09cab50c6c8fac07d80d377f9875c51e71ae563e24d6fa066e8af64a8cf1469418f7849d756977eba9475390270ff8acdf36588d339addd943
SSDEEP

1536:8A5jSAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qti6Y9/D1Wv:Z5jSAtWDDILJLovbicqOq3o+nw9/y

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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe

Deletes itself 1 IoCs

pid	Process
220	tmpBA28.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
220	tmpBA28.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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpBA28.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpBA28.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5036	f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe
Token: SeDebugPrivilege	220	tmpBA28.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 228	5036	f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe	84
PID 5036 wrote to memory of 228	5036	f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe	84
PID 5036 wrote to memory of 228	5036	f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe	84
PID 228 wrote to memory of 3412	228	vbc.exe	88
PID 228 wrote to memory of 3412	228	vbc.exe	88
PID 228 wrote to memory of 3412	228	vbc.exe	88
PID 5036 wrote to memory of 220	5036	f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe	90
PID 5036 wrote to memory of 220	5036	f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe	90
PID 5036 wrote to memory of 220	5036	f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe	90

C:\Users\Admin\AppData\Local\Temp\f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe
"C:\Users\Admin\AppData\Local\Temp\f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5036
- 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\aghurc82.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:228
- - 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\RESBCB8.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc919AEFB12941ED9E5E2AC1A4EF71B3.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3412
- C:\Users\Admin\AppData\Local\Temp\tmpBA28.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpBA28.tmp.exe" C:\Users\Admin\AppData\Local\Temp\f32655f67e9a97e236f0e620cad0c6c777a8f53e724e3877ddfdea1c2480115fN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:220

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\RESBCB8.tmp

Filesize
1KB

MD5
87b7a506cb6b776a54be33424fdcf877

SHA1
8d35ae08724713961f09454d828c103ae4a4a58a

SHA256
a9a03b1ffda798463aea2b89fa6b6b08760f9c815370ddf93a318e4774ff3839

SHA512
c21df6ed7efc25dc83c6ab06b0f971703fba71490aafaf336f87c9b8b85979058e2e05463b79748d5bf92da81268d9a92e0e8a511997f5bae037993630e9fd3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\aghurc82.0.vb

Filesize
14KB

MD5
b622941382e230f32bec50738fc40198

SHA1
e88e01f263b9176b979767d913942b29d02413ee

SHA256
f7ad0bc17fb4f3ca4341781e64687589fea89bd2fbb5e0419430b1a352a4df2d

SHA512
3d2ca25af6fcb9ceb68eee59b58c612e876053b428a806fcaffda3f4c0cca62b02d9480d7b19735e6fd2dca621e95f2f6572b2067e12213b51b46f33c9a6d1c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\aghurc82.cmdline

Filesize
266B

MD5
0d0f58e724b0e3fa252bf5cfc6b4298a

SHA1
ecb04d78ca511580936dc8c325d38c9958ecaeaf

SHA256
9639369e7e9ba0982f99177e2fb0dac8b0ec17f0893d6125c026a58ab9de4375

SHA512
4a56c598cdb72a26ce260d4508230889b17a130448c9f704aebcb52977bdbba89c3ea07ebe7778c81e21022e041820e97db2d5ff9305ff11424d755e0884eff4

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBA28.tmp.exe

Filesize
78KB

MD5
60a9b55829d5cf6d825259aa5f4e5bf6

SHA1
7dce78035edb205e619ab8e279b9762f4fac67ec

SHA256
d32d4c1cb9e626150b25fbe2491e78fedd0269d8f5180b69935d1c10c62a2779

SHA512
74704afe16babe993a28f448bd987ee9e8f2473ddff938071386e101b696cbf3cbc5a8c92c7429bc7b1bcc19edd4a314ab3ff3a12c5eb79413a3f00361beb6c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc919AEFB12941ED9E5E2AC1A4EF71B3.TMP

Filesize
660B

MD5
db5891a12513ecdb693d72c8e4caa105

SHA1
52bb55cbf1f4e20da9484fe8839adb8f069a16cc

SHA256
65ec1f6a4598c44595affe5fe11f28d3c73fe18b502fd65eac587b968471c74b

SHA512
660670d8317afa7600f35119ac673c780512474198cfddc8d2fe3c0a80f82abd7683f3d61be7dcb572292dac3f352a3259523c589531090228486e39d16ea293

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/220-24-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/220-28-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/220-27-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/220-26-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/220-25-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/220-23-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/228-9-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/228-18-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/5036-22-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/5036-0-0x0000000074872000-0x0000000074873000-memory.dmp

Filesize
4KB

Download
memory/5036-2-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/5036-1-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads