metamorpherrat | 67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0db

General

Target

67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe
Size

78KB
MD5

6765843c164456a996ff1c44c0780b40
SHA1

fb450fa240cf0bfcf9c9c616f8c0b5564c956d63
SHA256

67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0db
SHA512

76db7335634ee65f0b2c2aa16f7e6e9774084bb81fad09645876577af6a1a641297dcee0e915d18499fc1330179a86eb25f45aafb11c98a826856aa5c0435c71
SSDEEP

1536:ry5jqXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQt96/9/11vZ:ry5jSSyRxvhTzXPvCbW2Uk9/5

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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe

Deletes itself 1 IoCs

pid	Process
1896	tmp921E.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
1896	tmp921E.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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp921E.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	tmp921E.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5088	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe
Token: SeDebugPrivilege	1896	tmp921E.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5088 wrote to memory of 648	5088	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	82
PID 5088 wrote to memory of 648	5088	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	82
PID 5088 wrote to memory of 648	5088	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	82
PID 648 wrote to memory of 3876	648	vbc.exe	84
PID 648 wrote to memory of 3876	648	vbc.exe	84
PID 648 wrote to memory of 3876	648	vbc.exe	84
PID 5088 wrote to memory of 1896	5088	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	85
PID 5088 wrote to memory of 1896	5088	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	85
PID 5088 wrote to memory of 1896	5088	67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe	85

C:\Users\Admin\AppData\Local\Temp\67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe
"C:\Users\Admin\AppData\Local\Temp\67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5088
- 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\mx_9tkrx.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:648
- - 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\RES92DA.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcEDCB273FBB9F49CDA36AA664A01F3060.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3876
- C:\Users\Admin\AppData\Local\Temp\tmp921E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp921E.tmp.exe" C:\Users\Admin\AppData\Local\Temp\67f67edfd7a80533b4fbfd6eaa4b352dcca472f78daad383232338639133a0dbN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1896

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\RES92DA.tmp

Filesize
1KB

MD5
65761bb15fbee0e0c661acf6df730f15

SHA1
bf20b70bb8e366019d5e909ccd1aee7c91062fff

SHA256
4921d37769f4d834d8eb130ad54e2aae642da7f1139952a066020af022f40e57

SHA512
d72b8b63df27337797dbf394ce5ccf7e204d4629bacbee778dcd2c89685cfe28e4eeeee2d1aa3f23731ce8e24b89978b13fea7c66b283eb3e4bba3405a94aa3b

Download Submit
C:\Users\Admin\AppData\Local\Temp\mx_9tkrx.0.vb

Filesize
14KB

MD5
7fa41af20ab11050cbc391ecf75d5a81

SHA1
03402438f33c303f3bbef849666635718390ee7b

SHA256
e78708185e84b38dfc046de6bd776483b255c0f27b3a146e77342cf4c4cc5185

SHA512
8eb92a28ccae15c2f6c116882997038299489676e7069c45880b63b9803e306c2728f1d9b5198c7797ea4afb5360a5fbe7b17f595c74863d2bad3171de7ac57c

Download Submit
C:\Users\Admin\AppData\Local\Temp\mx_9tkrx.cmdline

Filesize
266B

MD5
f6c6359f3b09d64b294c031373d7946f

SHA1
a0814ee602aef6dd8d0ba7ba868f97fb5fdaa5db

SHA256
6bc911ce0c77a32e9964734ce3c9a3a5c1ce48211aa62fa87ce999c82d10e93b

SHA512
52d8a34260b9caa8b6d1404419193362a352644fdb718ec0050317b7e4fe26c7a4f62b82cc16e41eee0a10dcc9a38c112a2401dd3c9b6656547002e653719f38

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp921E.tmp.exe

Filesize
78KB

MD5
e68a01978002399eae5878f0dfa8abac

SHA1
7e936f5ac2cab7afecb34af717c9a0a03e71a48e

SHA256
a42e1ff10f8ca830733dfbac40cb0b9c639d3e5fb84fdec75b5b838a5a10a9d3

SHA512
b794e21ac54694d955b069eabe445a7b13a4771125364dcc832a0517be88d31e35244864a0e32fabc14bd195fddd300b81297b3f760f888dabc7555ef3503e53

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcEDCB273FBB9F49CDA36AA664A01F3060.TMP

Filesize
660B

MD5
7b1f476110a1bb35cce35b6ae52c5eff

SHA1
d70c3aa567d1e80fef82825e22782381a2c82b05

SHA256
1b9cbd94fec4fde83a5e602ea547fbec5366297bbf31abe84ce8a46ed98ed4df

SHA512
b1b6de7c12c4d5def18281f0d23722aae75ed2f45476266698989a5aa661ffe8abbdc10afc7b46c01c458ae6aaf229ed0bdcd9c92fdcc8a196edadd0445209fa

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/648-8-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/648-18-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/1896-23-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/1896-24-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/1896-25-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/1896-27-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/1896-28-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/1896-29-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/5088-0-0x00000000752B2000-0x00000000752B3000-memory.dmp

Filesize
4KB

Download
memory/5088-2-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/5088-1-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download
memory/5088-22-0x00000000752B0000-0x0000000075861000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads