metamorpherrat | 3d98b01a737ff423a51d2b4c9569febaaea5071609b7bb732c7e4ba39b132ea2

General

Target

tmp1EF5.tmp.exe
Size

78KB
MD5

218002d4494871551c3fd0f066c24863
SHA1

b795f81b31b18c18ebf64750211ffe62f9ac12a9
SHA256

3d98b01a737ff423a51d2b4c9569febaaea5071609b7bb732c7e4ba39b132ea2
SHA512

05e115dd568b63d3f15802f576853b3e9f557a4dea1d80793fbbaf39270de8b015a01a0fbbbed7de115f8d4ee14f1855eea36839d1433f650a8b1b2a2d79769a
SSDEEP

1536:FsHFo6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtJ9/a1W5:FsHFo53Ln7N041QqhgJ9/l

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-1-5-21-3975168204-1612096350-4002976354-1000\Control Panel\International\Geo\Nation	tmp1EF5.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
5964	tmpA095.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-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpA095.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	tmp1EF5.tmp.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	tmpA095.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5156	tmp1EF5.tmp.exe
Token: SeDebugPrivilege	5964	tmpA095.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5156 wrote to memory of 2672	5156	tmp1EF5.tmp.exe	87
PID 5156 wrote to memory of 2672	5156	tmp1EF5.tmp.exe	87
PID 5156 wrote to memory of 2672	5156	tmp1EF5.tmp.exe	87
PID 2672 wrote to memory of 5940	2672	vbc.exe	90
PID 2672 wrote to memory of 5940	2672	vbc.exe	90
PID 2672 wrote to memory of 5940	2672	vbc.exe	90
PID 5156 wrote to memory of 5964	5156	tmp1EF5.tmp.exe	92
PID 5156 wrote to memory of 5964	5156	tmp1EF5.tmp.exe	92
PID 5156 wrote to memory of 5964	5156	tmp1EF5.tmp.exe	92

C:\Users\Admin\AppData\Local\Temp\tmp1EF5.tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp1EF5.tmp.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5156
- 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\iwotyvmf.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - 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\RESA1AE.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc6ED1BB60F1DE48BDA2BB6FC1DF4B2614.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5940
- C:\Users\Admin\AppData\Local\Temp\tmpA095.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA095.tmp.exe" C:\Users\Admin\AppData\Local\Temp\tmp1EF5.tmp.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5964

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\RESA1AE.tmp

Filesize
1KB

MD5
ba9984ca91716f882514f2059cc93126

SHA1
624c8e078a769f0f75a7c51989607e720ba62d4e

SHA256
8a39b168bfc879e37685a0c7a761e7b0e4f4e399079b00f4bb858977275f85a1

SHA512
8105425ac88dfbfc64cced2b20f781a36aa5b6d96baf4ac34f656ee7c073eabd168a1954ebda7d24450208106418b7ffc2f0b94b6143922ac3d45180db99b3bd

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

Filesize
15KB

MD5
9765658807707970614f8edc030b0cca

SHA1
fad298bac2a7856530f62844c2d888f6c044d509

SHA256
9f3a586970944a6e2f8779af7b832dc21f3800367dfc74a906039cacabeb5b57

SHA512
94e18529454964ecb94b1203a82ab1a2913f80ee2b810fe78105605c6d350d0377b2c74faa54bca6c0147b9c266624bb38449abc9a431f13fc0b9d0cd04b3b2e

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

Filesize
266B

MD5
e48faa2582cc48816093c628b8891f51

SHA1
b54aa42209f9b4920a3a65b2c1e7b762f35cb080

SHA256
21b70047c7cf28ba467ffc35e53d1b89f6b1269fa6a3eb1fa9476ed123d249c2

SHA512
7c7a534cdb103e6485db53f8f3f2c3f95980c75e87a6dd3da1d9a4b44354d0e8e5912019d13151e54321aa06a5fc889ae9aecdb4890036d1a75959efde2bf4d6

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA095.tmp.exe

Filesize
78KB

MD5
024bd2b3fb77c530fae44c543e6e5d95

SHA1
acd9b69860cafa0bcdb5e709928aca48f4e97b75

SHA256
c578e98b2401143ce45088d28c8d31be7ef589e15c1a1b2245067ee30bfb11dd

SHA512
6f5d9925a88bbea4ff42977353076609f8599a2be5fdf54b8cece7c406d2b745445bd857b10f87ab351c08d85bd1b96e51abbfbc6ff7b583000f08da8628a347

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc6ED1BB60F1DE48BDA2BB6FC1DF4B2614.TMP

Filesize
660B

MD5
3901438f3aa13fe7e15914d0cfd4ce96

SHA1
43a18f20adba55c6f0e1940260c9cd5dcfc19364

SHA256
968d4cd0807ceab8b787bc85e2e636c41c48bc6ad1bf850a252b7db31d61be2b

SHA512
acd74c9b730b5f18dd051f5f5f22faacbe92eff01a7b3fdaf2307e035cb67cc84b5760f70288924a2c0acae1fdc8d9371c43c0e50edfc8e475636b7c4ab6afa0

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2672-9-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/2672-18-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/5156-2-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/5156-0-0x00000000747E2000-0x00000000747E3000-memory.dmp

Filesize
4KB

Download
memory/5156-1-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/5156-22-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/5964-23-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/5964-24-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/5964-26-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/5964-27-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/5964-28-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads