metamorpherrat | c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2

General

Target

c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe
Size

78KB
MD5

1a478e238e1e42b5b5cda9a8f9ff0c90
SHA1

3cbd77d399cfd906dade8254968b4459ae2da986
SHA256

c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2
SHA512

2f0cb3ec7e9500b4c5cb21567758e2f31b47fef44a7f0da76b835d45c796529afb4759efc51a33bbddfcb7bcd95ff5f5c1d91f92b66a70a1f63a8187a0b01b98
SSDEEP

1536:V5jSAXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN6V9/FE1dA:V5jS4SyRxvhTzXPvCbW2U+9/J

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	c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe

Executes dropped EXE 1 IoCs

pid	Process
3692	tmp88F6.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\""	tmp88F6.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	tmp88F6.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	748	c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe
Token: SeDebugPrivilege	3692	tmp88F6.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 3104	748	c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe	84
PID 748 wrote to memory of 3104	748	c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe	84
PID 748 wrote to memory of 3104	748	c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe	84
PID 3104 wrote to memory of 848	3104	vbc.exe	86
PID 3104 wrote to memory of 848	3104	vbc.exe	86
PID 3104 wrote to memory of 848	3104	vbc.exe	86
PID 748 wrote to memory of 3692	748	c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe	87
PID 748 wrote to memory of 3692	748	c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe	87
PID 748 wrote to memory of 3692	748	c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe	87

C:\Users\Admin\AppData\Local\Temp\c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe
"C:\Users\Admin\AppData\Local\Temp\c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:748
- 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\lkdupngs.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3104
- - 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\RES8973.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc22ED4E8FE7CD445CA8E38B363117891C.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:848
- C:\Users\Admin\AppData\Local\Temp\tmp88F6.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp88F6.tmp.exe" C:\Users\Admin\AppData\Local\Temp\c49a0cf4ae467e5989ee6c5d7e4b0a2e61e42e29e7f1b399974218eb17a82be2N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3692

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES8973.tmp

Filesize
1KB

MD5
944d0a93dbd2a1d53a8330aeaddc2ccc

SHA1
77409de8191dd92b15313bb9bfe3933c716cb6db

SHA256
9e05dc5936a4bf492659ae73701f625bfb0b7932e190a13a4fe4a76fb7523f81

SHA512
98b7b1e4f086a7803c1b45616ee903243b6d844b44f634f52e715f1ed0a84393e6ac8bee87c1c26d17884df105fad23b35de00a630d4835f3771583e6cfdcf8f

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

Filesize
14KB

MD5
cf219ec5fd5f075e475adbdd31ed2a72

SHA1
872af0c1fa43e64fb7f02390031f46ea4436c694

SHA256
2b823f76dab6ddd41d56f743322a175afec478db6cd40f4306c252a09da42673

SHA512
619c26e406fd8e920b5ecd277f3349a28b99cf15b0455d2e53874d2f664d429f862bca297d6aafbe6c1e27b27f8ba58597f7ff75393ec6551a109070b9639c61

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

Filesize
266B

MD5
dffe9a81bdb880eddbcb7b5e9fb1aaf2

SHA1
2d2e06139970eac201ee64b34428ee66b9d869d8

SHA256
148c3adead92b8f75791baaba336ca29354f207bc0905955db9167b8efffd6a5

SHA512
bb758c7a954f47acde99940672c483c0cac06e5aca694f2753f3984e557049a78dafd2c573d701a71288ac4c2ebfba250a9439dc32b49696ab4b2de5ff632ae9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp88F6.tmp.exe

Filesize
78KB

MD5
012c119b32950dece7cba401268ac27b

SHA1
27dcbf6f076ca68143ffc86fcdb1b6753ac0c3a1

SHA256
6b20c5aab64ff022e45e1ee2079fec9ae27dd4673ef784fae332940025978345

SHA512
777770f86d7328fc4b0ad7c8395596b5b7d572c9de3be0d9d34851a22906665e188d07e437a7a1418820e7db13c9d524861f324412650202702cb7dd12be722f

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc22ED4E8FE7CD445CA8E38B363117891C.TMP

Filesize
660B

MD5
d7abf01b039a3ae9062f6bf1466ee2d7

SHA1
b4d65cb4cca25e649de4b1d35a371ce58f034189

SHA256
e0e8c5f8d3aa1650ec1bcd0e3d90443761d9ac9f506c21a0450ffcb05d0ee0a6

SHA512
1dbd4c615719afb62ab1bdf88d834e8f0b9644b7a0c74cdd992c3931183986b38b994af26c9f694af4d8ccb44048d61173aa70ee8ead0ce44062392ca6f0a29a

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/748-1-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/748-2-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/748-0-0x0000000074622000-0x0000000074623000-memory.dmp

Filesize
4KB

Download
memory/748-22-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3104-8-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3104-18-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3692-23-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3692-24-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3692-26-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3692-27-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download
memory/3692-28-0x0000000074620000-0x0000000074BD1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads