metamorpherrat | 72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4

General

Target

72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe
Size

78KB
MD5

ff2b602b2c24683b28896975bdf74338
SHA1

ab7b0ac5262e1a68d5c40dcf275adae83a531cd1
SHA256

72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4
SHA512

334319c1f043e37eed2ad17ace5813c4494a54bb3370fe47fff2d828ee1433fa700083ea40635e4e460d5d54bb9905362903d7022463870215728edf92cfe280
SSDEEP

1536:kRWV5jGXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtC629/JWV16AM:kRWV5jOSyRxvhTzXPvCbW2Ue9/aM

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	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe

Executes dropped EXE 1 IoCs

pid	Process
3508	tmp74B3.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\""	tmp74B3.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	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.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	tmp74B3.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3224	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe
Token: SeDebugPrivilege	3508	tmp74B3.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3224 wrote to memory of 372	3224	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	82
PID 3224 wrote to memory of 372	3224	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	82
PID 3224 wrote to memory of 372	3224	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	82
PID 372 wrote to memory of 4992	372	vbc.exe	84
PID 372 wrote to memory of 4992	372	vbc.exe	84
PID 372 wrote to memory of 4992	372	vbc.exe	84
PID 3224 wrote to memory of 3508	3224	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	85
PID 3224 wrote to memory of 3508	3224	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	85
PID 3224 wrote to memory of 3508	3224	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	85

C:\Users\Admin\AppData\Local\Temp\72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe
"C:\Users\Admin\AppData\Local\Temp\72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3224
- 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\_rbjenaf.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:372
- - 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\RES757E.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc85B3E7255E8D4722897D528F125BCA2.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4992
- C:\Users\Admin\AppData\Local\Temp\tmp74B3.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp74B3.tmp.exe" C:\Users\Admin\AppData\Local\Temp\72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3508

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\RES757E.tmp

Filesize
1KB

MD5
0be2c9ddf33c44cd41ca20b6cf5bc654

SHA1
cfd644d7a203853a021c0a4a24e579ebd490b685

SHA256
e8b4bbdb819bd29a9dabf3b0a2e26fa733f439a27f7cdca7c8799a6e2b58d5ce

SHA512
4b96145b87fd49fda10b6693154ba3a1657227ba7d1d6ac816b9c29aec9004e87c532faf3a4f6e49d246402aba783c2b2af2579fd33269c92b73635a3f74d7e1

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

Filesize
14KB

MD5
83cc173ff896f8b0bd80183ea0589523

SHA1
67bfe29faddf1c47f007dd22c8bd0a9c87019384

SHA256
7af2255096b61fc7aa11fb5d21e76247ca6e45b6377186878e2d937b12c612e2

SHA512
f69c2fcc519773aa80caee561ba69cb36b0856afdb04fee36c624fcbaa7a38a578d19587c5ed4e30e359f8664650d1e29a863612cf3ce44196df4ef02526ae97

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

Filesize
266B

MD5
b0cbd290594bdf042e215af405d33628

SHA1
784f157b25ff21e65d24578840e503e3a2868150

SHA256
24da84c362ee913890113c417fe04f23debdc8b14f3ee779a4dea493475e28be

SHA512
c135fae1916f7524f19477b95b980bd781cc3d3e42d2ff91eec6760375d7087ad1ce936813ba39c1cfe06c440828022bc0149c4b18d929cc386f5b2704399234

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp74B3.tmp.exe

Filesize
78KB

MD5
804f23c970b8833da2524cacc28fb75c

SHA1
424cf3ac6c322035ff3c7213bee3e8f9b4dd5f8b

SHA256
772a256481896ac4eaf5b056d76719ac3ddd00402ce266f79ae0ffb1d4bfd452

SHA512
c408cac7c67e7abc170f4778e85edcadac754bde5efeda312a89ccf89fdc5c5abfb5c4afb66daf16697f174e8eff48c85b191956b3208b3aba800fe67c83fda9

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc85B3E7255E8D4722897D528F125BCA2.TMP

Filesize
660B

MD5
3c9c311b106ff31fce62770a6d0aff32

SHA1
e3b24cbd8ae2f9ebb95f79ea9cd1bcd0048125ad

SHA256
d2c281f2c6dd98bde0b46fc143b7fd8eda5bb56d7f55b214d205ca94b4dbdd0c

SHA512
099caa8683353bf7c1a842bf3fa6c43817cb7ab9a6a3b9cc46d5abba030fe1c8db94a72a96bc10eb1160b565b259016d2daa1190333aba66a23da9dfb15a4878

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/372-8-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/372-18-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3224-0-0x0000000075162000-0x0000000075163000-memory.dmp

Filesize
4KB

Download
memory/3224-2-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3224-1-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3224-22-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-23-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-24-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-26-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-27-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download
memory/3508-28-0x0000000075160000-0x0000000075711000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads