metamorpherrat | 3ac8676a1a323bf1b9346c002e4cc9e67b976d16607ff85b95ef1ae7e0774830

General

Target

59e4d7381bc4f6fb0ecab5dae0ea4524.exe
Size

78KB
MD5

59e4d7381bc4f6fb0ecab5dae0ea4524
SHA1

ff2069e6e43edbbcfdb1d3af7dea764b7cddacec
SHA256

3ac8676a1a323bf1b9346c002e4cc9e67b976d16607ff85b95ef1ae7e0774830
SHA512

f1479b03154d3bfbfefd8bdafc9901b358899e1ae53d4d9c31057ad154c39078fad54fecc6348c64a697e20f9163a3eeb5003ee2945d06bbff47d8b752e270c6
SSDEEP

1536:buHY6M3xXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQteR9/+R1rI:buHYn3xSyRxvY3md+dWWZyeR9/+Y

Score

10^/10

metamorpherrat 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

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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	59e4d7381bc4f6fb0ecab5dae0ea4524.exe

Executes dropped EXE 1 IoCs

pid	Process
1828	tmp4E20.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmp4E20.tmp.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1480	59e4d7381bc4f6fb0ecab5dae0ea4524.exe
Token: SeDebugPrivilege	1828	tmp4E20.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 5048	1480	59e4d7381bc4f6fb0ecab5dae0ea4524.exe	26
PID 1480 wrote to memory of 5048	1480	59e4d7381bc4f6fb0ecab5dae0ea4524.exe	26
PID 1480 wrote to memory of 5048	1480	59e4d7381bc4f6fb0ecab5dae0ea4524.exe	26
PID 5048 wrote to memory of 4788	5048	vbc.exe	24
PID 5048 wrote to memory of 4788	5048	vbc.exe	24
PID 5048 wrote to memory of 4788	5048	vbc.exe	24
PID 1480 wrote to memory of 1828	1480	59e4d7381bc4f6fb0ecab5dae0ea4524.exe	23
PID 1480 wrote to memory of 1828	1480	59e4d7381bc4f6fb0ecab5dae0ea4524.exe	23
PID 1480 wrote to memory of 1828	1480	59e4d7381bc4f6fb0ecab5dae0ea4524.exe	23

C:\Users\Admin\AppData\Local\Temp\59e4d7381bc4f6fb0ecab5dae0ea4524.exe
"C:\Users\Admin\AppData\Local\Temp\59e4d7381bc4f6fb0ecab5dae0ea4524.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Users\Admin\AppData\Local\Temp\tmp4E20.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp4E20.tmp.exe" C:\Users\Admin\AppData\Local\Temp\59e4d7381bc4f6fb0ecab5dae0ea4524.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:1828
- 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\hlsq1at2.cmdline"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5048

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\RES4EDB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc931E4220FE5F44F580C9ABAFF0A32C93.TMP"
1⤵
PID:4788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

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

Scripting

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\RES4EDB.tmp

Filesize
1KB

MD5
0b2bd89d7ec7ef7e039744ff9002b398

SHA1
100babba50d8c2224f95a977c974bb4472717aaa

SHA256
12a08a950c6712f9a47905f239ecdd095e1e09e6908ea029a7f0600f7ac5a717

SHA512
d152b984342797f88e0e42b4581468796f726edc0f5465d3a7fbfd63a7a4a121313ff9100a67f52a18cc22d73995447a2e6775253b7039141cdf556887925832

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4E20.tmp.exe

Filesize
78KB

MD5
f524193ebc4f82b2be403bf724ff1f61

SHA1
3f3c659759dfe524e84cfa34d5ae6677061ce3ad

SHA256
50e803b9a71375037ec69525332076e216fa1ec70ebe388eed9d471ebb163fc5

SHA512
d6274b9525981922276338199266b8e49a9fe137ef53f60aefe6d88601adb9a42acdd1e2346c9b7d2131c594d510e0d091114b95d0cb9b0911d6df7cbd5368d1

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/1480-2-0x0000000074920000-0x0000000074ED1000-memory.dmp

Filesize
5.7MB

Download
memory/1480-0-0x0000000074920000-0x0000000074ED1000-memory.dmp

Filesize
5.7MB

Download
memory/1480-1-0x0000000000B30000-0x0000000000B40000-memory.dmp

Filesize
64KB

Download
memory/1480-21-0x0000000074920000-0x0000000074ED1000-memory.dmp

Filesize
5.7MB

Download
memory/1828-23-0x0000000000C70000-0x0000000000C80000-memory.dmp

Filesize
64KB

Download
memory/1828-22-0x0000000074920000-0x0000000074ED1000-memory.dmp

Filesize
5.7MB

Download
memory/1828-24-0x0000000074920000-0x0000000074ED1000-memory.dmp

Filesize
5.7MB

Download
memory/1828-26-0x0000000000C70000-0x0000000000C80000-memory.dmp

Filesize
64KB

Download
memory/1828-27-0x0000000074920000-0x0000000074ED1000-memory.dmp

Filesize
5.7MB

Download
memory/1828-28-0x0000000000C70000-0x0000000000C80000-memory.dmp

Filesize
64KB

Download
memory/1828-29-0x0000000000C70000-0x0000000000C80000-memory.dmp

Filesize
64KB

Download
memory/5048-8-0x0000000000830000-0x0000000000840000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads