metamorpherrat | 4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53

General

Target

4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
Size

78KB
MD5

132924522d6f601fdd5c7b3a68108e1f
SHA1

fcde9697427c4adaefbacf41c376d19e1a1cc38c
SHA256

4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53
SHA512

0cdeeb277a1d2e8761c096a6d7cffe6dcb8461299d9099a72fe42269478d5e84458e0f6cf03544b6fa9fa8f4f6054e9536d0b5bd314e58a268ffd351e5927de1
SSDEEP

1536:K95jShvZv0kH9gDDtWzYCnJPeoYrGQtC6A9/f1T4:w5jShl0Y9MDYrm7I9/K

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	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe

Deletes itself 1 IoCs

pid	Process
4736	tmpC350.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
4736	tmpC350.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\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpC350.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	tmpC350.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4076	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
Token: SeDebugPrivilege	4736	tmpC350.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4076 wrote to memory of 1904	4076	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	88
PID 4076 wrote to memory of 1904	4076	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	88
PID 4076 wrote to memory of 1904	4076	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	88
PID 1904 wrote to memory of 2432	1904	vbc.exe	92
PID 1904 wrote to memory of 2432	1904	vbc.exe	92
PID 1904 wrote to memory of 2432	1904	vbc.exe	92
PID 4076 wrote to memory of 4736	4076	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	94
PID 4076 wrote to memory of 4736	4076	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	94
PID 4076 wrote to memory of 4736	4076	4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe	94

C:\Users\Admin\AppData\Local\Temp\4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
"C:\Users\Admin\AppData\Local\Temp\4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4076
- 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\dz0hvvt0.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1904
- - 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\RESC43A.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcE69A8BE27EA948A0AFCEF0D387FCB3.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2432
- C:\Users\Admin\AppData\Local\Temp\tmpC350.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC350.tmp.exe" C:\Users\Admin\AppData\Local\Temp\4b2e1060cff24415c0960351de6e6dbecb397378d6eeabedfebc182dc0bb5f53.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4736

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\RESC43A.tmp

Filesize
1KB

MD5
a92d022eec9b91e5314a0b8f5d2d7257

SHA1
a33fe9eece7f26909777f4a57e45e49349e7993a

SHA256
68cf13784ccadf5f3571a75d5fc96b6a293eaa21b0d69c971c8863020b52ef9a

SHA512
54093e58cf47c275daedc3042eaa4c9c0ba31798e769384e5beb14ff36f2e6a2bf6d4c58a68955d0b9b8e860b6a8a9a789db97ee2e454c477f7f34afba9683a3

Download Submit
C:\Users\Admin\AppData\Local\Temp\dz0hvvt0.0.vb

Filesize
14KB

MD5
1f4d1672650f720704af5322e46bf3a9

SHA1
3e8546eb7dca8ffb7b4eb740c0fa3fa1b0a37bc9

SHA256
c5a5cc91a7f0cdb217708447d3866940a3d8f5c90052e9218ff5ab50a7bb0744

SHA512
f1802cd1be966a5ee50e69d0dbed534ae6a73536d90a394fada9fa79a43cf0c4afb0ec5d0d668f864f3e7fd38d982350be4dfa2d0b746e600fda9dce7c4f7250

Download Submit
C:\Users\Admin\AppData\Local\Temp\dz0hvvt0.cmdline

Filesize
266B

MD5
6fb1dbe51722f3769b02b914fe1b0bcf

SHA1
28bbf6aa42c4ed874257e41c8cb536995afe9d1f

SHA256
533420c42d9fd454f19208ca6a8d7d2b5623e8a3fd432249d3e1ddca080f8bc5

SHA512
ad597579aa9f51e9b3625aaba9fdf7ecb1e7bad2e7c128f21b216ddafa02fcebbfbb7966271e466de558b8c5577efd15aa858c5fd46a4d1d2797020ab12e5e51

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC350.tmp.exe

Filesize
78KB

MD5
800b9329c932a49985c56f9ddec5dc2f

SHA1
92299dc13435be9fb03baa82c7409b88f65f4955

SHA256
ede85124374c7b33dca947f9048ea7ed6bcd145e6effba598844e046ac61efa7

SHA512
91c2deb7088a81d343c9edd3368b1b966ef9bea3d875c57dbee7cec80ff6a3120b374657e6ec4d94631d832d522bd2a1f4375e6656ca6558106c91ba2af5846a

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcE69A8BE27EA948A0AFCEF0D387FCB3.TMP

Filesize
660B

MD5
1c6cf140814bb27b4dc4de460715f9a3

SHA1
2e875ffd244f2f6e28e30780298e67741622bfdd

SHA256
2169d8ad74afcbcf5e28fb23d267c532ea7fc37fe32c92c9f28c13713aeb69b3

SHA512
a25dbe4f8011a253a7ed8d7f00c1060ffc9be942207f583317d8519fc119e555762806843f007753627c1895df7bc63e0ca646b5b00f53c982e1dfdfcb9f9fc6

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/1904-8-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/1904-18-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4076-0-0x00000000751D2000-0x00000000751D3000-memory.dmp

Filesize
4KB

Download
memory/4076-2-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4076-1-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4076-22-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4736-23-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4736-24-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4736-25-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4736-27-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4736-28-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4736-29-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads