metamorpherrat | 48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1c

General

Target

48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe
Size

78KB
MD5

9f5f3f8296e435da13fe06d5cf844800
SHA1

f89ed084c8b7ef45bd9de95f89bace4601987a5c
SHA256

48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1c
SHA512

c9525c903d24b998cd76aa181d28bf83c91a19db15f27e388c102e3baec3e1363c345d547ab7667c50aca7aee8225af197e682a80f40eb1cadaa29d1d9f34862
SSDEEP

1536:Do4tHHuaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9QtI9/51qE:k4tH/3ZAtWDDILJLovbicqOq3o+nI9/X

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
Metamorpherrat family
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	48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe

Executes dropped EXE 1 IoCs

pid	Process
640	tmp74D2.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\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmp74D2.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	tmp74D2.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4480	48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe
Token: SeDebugPrivilege	640	tmp74D2.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 1820	4480	48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe	85
PID 4480 wrote to memory of 1820	4480	48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe	85
PID 4480 wrote to memory of 1820	4480	48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe	85
PID 1820 wrote to memory of 4508	1820	vbc.exe	87
PID 1820 wrote to memory of 4508	1820	vbc.exe	87
PID 1820 wrote to memory of 4508	1820	vbc.exe	87
PID 4480 wrote to memory of 640	4480	48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe	88
PID 4480 wrote to memory of 640	4480	48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe	88
PID 4480 wrote to memory of 640	4480	48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe	88

C:\Users\Admin\AppData\Local\Temp\48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe
"C:\Users\Admin\AppData\Local\Temp\48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4480
- 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\ooks2das.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1820
- - 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\RES759D.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc21400E11ABC246C9BCBD57AF32A7769.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4508
- C:\Users\Admin\AppData\Local\Temp\tmp74D2.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp74D2.tmp.exe" C:\Users\Admin\AppData\Local\Temp\48c3579b97182b47c93a22a955d02c1e3c807aee80b69fd448598ecdcb9aba1cN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:640

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\RES759D.tmp

Filesize
1KB

MD5
30694677f545ecae8cb6117f90cbc69e

SHA1
04b79e73ab14a0c0472d10344191a299f8636ecd

SHA256
e5484f9bdd4407b903c22c9fee77c482ca4e2d5beb55f9190ad79ff2244a53de

SHA512
7df96a8e6b22c3645dcda154e62e2ac80939d3a544aeb2670a57c85b95eba38e9f5e0636fd29fd74bfb3b045a4d420a4539eee259c9d585300e7aa5582811ba7

Download Submit
C:\Users\Admin\AppData\Local\Temp\ooks2das.0.vb

Filesize
15KB

MD5
63ceb84eeac2c4bb0e24545d94e28160

SHA1
263fc3dbbc8b0691f5abf6c5754b9a263685743b

SHA256
765ef46ffbb29866948a520406564db5962d48a0ad5244b8743733769c3935e1

SHA512
c3cda1784eff10980b0431df894ade28402a70c9ea5b2c59f26b01a74ee6c6595299be27b9062b4e6dcc9a7cc4e83d131f6be72a9d5df25fa39bda911459c4ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\ooks2das.cmdline

Filesize
266B

MD5
9ac1c48bfd4d74f555b4b4233d258659

SHA1
65403e662a29593c4e3d5990a84a571a0fd3e9e3

SHA256
3f25fba7aa33f92f0a985302843ec937872a1829749734ca0ef0ee2db5f43c8c

SHA512
12683fef77e9a681b212c074e2b9db6de3a0008c7a741b6a3084b1e21ecf66c38d2e967156292a1f6227edcf0ba04c2c3acc9b8d15c4dd99b8e5b91b2ca397ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp74D2.tmp.exe

Filesize
78KB

MD5
7dc4ca25d98a01ba4696bbb605874510

SHA1
c0bdf7e19b6cf027967d9bdcced2d3cf54e7c466

SHA256
05a163e4710338d489110343a7293f4c4f2c49e1abbaf72e519f5d247e260611

SHA512
583a819943a8cc8fb6fe0ee4a851e6a834f53c4a0c5923c335029344a08154c937b059c68d6609d905d1436b0bce34d1e48f7d841e8cdba4e8746192c2a69de9

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc21400E11ABC246C9BCBD57AF32A7769.TMP

Filesize
660B

MD5
680a9435de16adffab2fefdce9c4b3b1

SHA1
08234bcaf8644331b4ca8cd709b42ef30de0ff13

SHA256
4a3c85c41acfe707c3dfe5eefa721001481d959c56b0581a91ff7b007a14867e

SHA512
9fd50c466255358b05b0acd8fd9730b6845e644dc5917b0b11f7d5e64227343216d085c7bf4dd75c7c27858dff9c944f7dbc2c9f3abf7cf81225bdf9afaaf6d5

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/640-23-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/640-24-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/640-25-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/640-26-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/640-27-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/1820-8-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/1820-18-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/4480-2-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/4480-0-0x0000000074692000-0x0000000074693000-memory.dmp

Filesize
4KB

Download
memory/4480-1-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download
memory/4480-22-0x0000000074690000-0x0000000074C41000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads