metamorpherrat | 3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540f

General

Target

3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe
Size

78KB
MD5

71a07c88199d972fb9b178ad4aed0e60
SHA1

a6de4d4001d7c0ccce42dacc00648ccc49f4121c
SHA256

3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540f
SHA512

0efd6b0240eaad66c9c8ccd7a0a1bc3794eff4bcd837fb714df98f58b6e0acf48333f5328a6aa0647db02b02dc8e85d114a3904041c9e7873cf7cbd17229e007
SSDEEP

1536:sj5jS2vZv0kH9gDDtWzYCnJPeoYrGQtN6I9/51z8:45jS2l0Y9MDYrm7b9/c

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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe

Deletes itself 1 IoCs

pid	Process
3124	tmpA846.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
3124	tmpA846.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\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpA846.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	tmpA846.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2212	3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe
Token: SeDebugPrivilege	3124	tmpA846.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 4740	2212	3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe	82
PID 2212 wrote to memory of 4740	2212	3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe	82
PID 2212 wrote to memory of 4740	2212	3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe	82
PID 4740 wrote to memory of 4392	4740	vbc.exe	84
PID 4740 wrote to memory of 4392	4740	vbc.exe	84
PID 4740 wrote to memory of 4392	4740	vbc.exe	84
PID 2212 wrote to memory of 3124	2212	3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe	85
PID 2212 wrote to memory of 3124	2212	3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe	85
PID 2212 wrote to memory of 3124	2212	3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe	85

C:\Users\Admin\AppData\Local\Temp\3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe
"C:\Users\Admin\AppData\Local\Temp\3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2212
- 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\t8mwqxsu.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4740
- - 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\RESAA4A.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc6920B85DD8374C9D9F391F66569F8F65.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4392
- C:\Users\Admin\AppData\Local\Temp\tmpA846.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA846.tmp.exe" C:\Users\Admin\AppData\Local\Temp\3cb3a2c8a232799f1de0d0d111bd80db9d2f83c145ecfa56344f190b3ff6540fN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3124

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\RESAA4A.tmp

Filesize
1KB

MD5
7affb16142fd1e472f2e2940eb28196b

SHA1
8ef87a54e0049ab7c6581770b7214e3be01e3df5

SHA256
68f9752bacdc6fc41305cacaed5494619199672f44ff758e63a5f72ebbb34e12

SHA512
43a22098304b7e4fc35c9a01624a3c2f5f37f849db682b0c2854f9ffdb9db66bf060baf312e0c45e8fd99a74f205e12e70db3aa5f06038e01cd7b4e4ae89ae07

Download Submit
C:\Users\Admin\AppData\Local\Temp\t8mwqxsu.0.vb

Filesize
14KB

MD5
235030c090ca57be7e378e6e2eac1a2c

SHA1
7ee21acdf91e2a8822d6408dd64a52beb07dc534

SHA256
38f456690aae6ec684d26890e3c689dbee99e850cd6be6f23f83768db5a67ea5

SHA512
4a4cb91bb211f50f45397de9c3f76d0af3c5cedc0272d265b587598be787af978bd6707fc688aaacfed3c1140fe8d586dc336254133578102804f4cfd8e7a57b

Download Submit
C:\Users\Admin\AppData\Local\Temp\t8mwqxsu.cmdline

Filesize
266B

MD5
abcee40df0e35f1e6a1bfe50a47f2d67

SHA1
7b41e2a5801e460500e09044f8d8aa5f51a23c5c

SHA256
701082608e0efa1e4a92ae42b82c9b653e6cd187702ad02a36f245a4a62337ce

SHA512
7df785c43d15395d15928a8ae61d0926714e08e9cbd7286cfce3de3e648d0203fa55c5ef82307d5f8b2f4e146a1d5b442adfa1f257c1cda6609d25fd530fe9e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA846.tmp.exe

Filesize
78KB

MD5
e77de2a5a96c757c4dd1bb6cdd8fa3b3

SHA1
9b61fcff7d5f9875381fc025a9a76d135ace01ac

SHA256
61d78c4c6dac9eb8852026fc3d11ee9ee493943e84447689923686b69ac7056c

SHA512
908fc0d4476f1bf5bd31dfbc25c511914ecdedf558d42d245de04e73584e22aa16437fff98254e3d0ddf5498ff8e3a3b6e1c2ea0b1888afb7346fa575548d05c

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc6920B85DD8374C9D9F391F66569F8F65.TMP

Filesize
660B

MD5
d3b45ba40372f29b147d08d53c92018b

SHA1
3affeca2ffb937e5c5d005221819f368bf62575c

SHA256
7de386ea11ceaa0dfe782073eed0c69d38aed121a4aca6f3387167c61954dca8

SHA512
54fd2006387d9f7457735fb8afc2369661442e8646521c09c9b5e069d19629e185651ce594f8c3e704292cc62d1f5725a1bb7067bc4975d81c4bf87de91ae9ba

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/2212-1-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/2212-2-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/2212-0-0x0000000074D22000-0x0000000074D23000-memory.dmp

Filesize
4KB

Download
memory/2212-22-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3124-27-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3124-23-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3124-24-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3124-25-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3124-28-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3124-29-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3124-30-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3124-31-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/4740-18-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/4740-9-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads