metamorpherrat | 20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0c

General

Target

20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe
Size

78KB
MD5

0c30a61d17bc596c14acceeeb6b3eb70
SHA1

576a34097c492f9012a80c629114fbf473b23c38
SHA256

20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0c
SHA512

623ea25f02c9291cf957a73bfac7095ebe86f705a8b5170138dbcc1f7e592f555e3d2c8ccb4c344e7b0ef96bd8f08d53308f16bf401ef4e530fdb3d38a5e695d
SSDEEP

1536:ptHY6M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtRU9/jA1kd:ptHYnhASyRxvhTzXPvCbW2URU9/N

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe

Executes dropped EXE 1 IoCs

pid	Process
1596	tmp89E1.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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp89E1.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	20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe
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	tmp89E1.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	384	20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe
Token: SeDebugPrivilege	1596	tmp89E1.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 384 wrote to memory of 3560	384	20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe	82
PID 384 wrote to memory of 3560	384	20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe	82
PID 384 wrote to memory of 3560	384	20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe	82
PID 3560 wrote to memory of 2676	3560	vbc.exe	84
PID 3560 wrote to memory of 2676	3560	vbc.exe	84
PID 3560 wrote to memory of 2676	3560	vbc.exe	84
PID 384 wrote to memory of 1596	384	20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe	85
PID 384 wrote to memory of 1596	384	20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe	85
PID 384 wrote to memory of 1596	384	20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe	85

C:\Users\Admin\AppData\Local\Temp\20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe
"C:\Users\Admin\AppData\Local\Temp\20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:384
- 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\rtdegegq.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3560
- - 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\RES8AAC.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc18666CA2E6424FDF9A85B9A2A2E7E67E.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2676
- C:\Users\Admin\AppData\Local\Temp\tmp89E1.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp89E1.tmp.exe" C:\Users\Admin\AppData\Local\Temp\20dcc71ef34ad78b5e63721c2faba8f071f12fe2fd7e1839186a0d62268c2c0cN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1596

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\RES8AAC.tmp

Filesize
1KB

MD5
83228e57ab893d771731553685e6d018

SHA1
4d72ad310bfebd510a903bb791321a07dc4b80b2

SHA256
898bda842864742eba05b79589fd100452197d35a0fa88e8080244a748baed8b

SHA512
fe1731bc477c3f90d1cf484a44a9ee393726fa6f73a5e10cdf23e26522b1d6581d3652300e85146547d2ee996eda6abdc9e7a332ecdbe3b3961fee35bee2e439

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

Filesize
15KB

MD5
5c28d10cfe552b2ba2a3ef6ddfb5b5fa

SHA1
6c1c603a0676f71aece6f0a3c544633db8abf9ec

SHA256
1a7bb10571aa3c440a3650e4faf166925a61f3114ef40f188ed3aab942043e49

SHA512
e3ed3cd38b7f6414e5b5f08734128022686dd11874fd4f5f246beb6cb7a5cd927712fea8547d46787fbebb97a9239c1f26305ec8245cb38dfb247dae5f0ba929

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

Filesize
266B

MD5
928ff17ab8a6def7158f3582824f4dfe

SHA1
35ce9c4c5d97ced4b23e4dd4b59d4362340f4f84

SHA256
136cf9298233b4779b57a99ffabc0dd754130af8414f4b7a95d7e0c818986d3f

SHA512
103b9daf41a6ee08e773cf3cdf3bf45bc43f83bea2077d14da2a2b2954cf63805e57dc1aa7f3152b0d6ed62e8677e16d37811dd21d14a569ab68038d30b0b618

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp89E1.tmp.exe

Filesize
78KB

MD5
6c84e994d748bb307e659443007124bc

SHA1
c72df3eb87070b60f574a3766242f91ff19241de

SHA256
6458ac71f93f5be46ad682087c9134b28a5aba347aa915905b5e6d13f6a21405

SHA512
d025116021df497265cf93df4b6c33ffa4a51975f4333d1a0dfd459386d31efbeea3936abdc2e30a1676986db734bcf02e62d34d8245245f1e74320cdeafc7f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc18666CA2E6424FDF9A85B9A2A2E7E67E.TMP

Filesize
660B

MD5
39e6a366daf41854c72104a74bbd0f4f

SHA1
4c97d45038b44f8c79e73de655e676e1fed4c30b

SHA256
72eab391a7df0f135404c9f1b1f69b797e66cac4304513502b474b3f37f51a01

SHA512
bd22bafc9ae3eca583cb01bad856fcb05e83178b7b1cd8301e97ab201814153ff56a3dc0ab2222901032fdfa69fc8928deba8af44c0c09e53b7c776ed13f94c2

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/384-1-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/384-2-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/384-0-0x0000000075272000-0x0000000075273000-memory.dmp

Filesize
4KB

Download
memory/384-22-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/1596-23-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/1596-25-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/1596-24-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/1596-27-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/1596-28-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/1596-29-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/3560-18-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download
memory/3560-8-0x0000000075270000-0x0000000075821000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads