metamorpherrat | d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc

General

Target

d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe
Size

78KB
MD5

7afe3e8926bce1c2bc8a5b17ab2694a4
SHA1

71e7cb335cbf7285da9153aaa019417522240c75
SHA256

d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc
SHA512

c52202fed5e14f32745fa2a21d3f4a480347203dc4dc10dc47d03874d5a27ddc4e74a5cc997cc7723588b5461bdb499768b9eefc96102491e4a42564a146b448
SSDEEP

1536:CsHHuaJtVpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQtkB9//1CYE:CsH/3DJywQjDgTLopLwdCFJzkB9/dE

Score

10^/10

metamorpherrat discovery 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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe

Deletes itself 1 IoCs

pid	Process
968	tmp71F4.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
968	tmp71F4.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059
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	d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.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	tmp71F4.tmp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4572	d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4572 wrote to memory of 4124	4572	d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe	82
PID 4572 wrote to memory of 4124	4572	d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe	82
PID 4572 wrote to memory of 4124	4572	d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe	82
PID 4124 wrote to memory of 4544	4124	vbc.exe	84
PID 4124 wrote to memory of 4544	4124	vbc.exe	84
PID 4124 wrote to memory of 4544	4124	vbc.exe	84
PID 4572 wrote to memory of 968	4572	d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe	85
PID 4572 wrote to memory of 968	4572	d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe	85
PID 4572 wrote to memory of 968	4572	d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe	85

C:\Users\Admin\AppData\Local\Temp\d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe
"C:\Users\Admin\AppData\Local\Temp\d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4572
- 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\5m3llana.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4124
- - 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\RES738A.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc883100619EEE48D9B5E8126D2CDB21D1.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4544
- C:\Users\Admin\AppData\Local\Temp\tmp71F4.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp71F4.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d49c59859d9781d9e2cb3fea98b0545db19de3bb10816becae015a67686adedc.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

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\5m3llana.0.vb

Filesize
15KB

MD5
8c4a512868ce8189569faa74611a08f4

SHA1
a5f744705a16539f8a7f596930a2e7a8cbd183d2

SHA256
aee4e5412f7054a346c8c43f56310bf94252b8e8159e373ddcdc0e5c2c8277e2

SHA512
8b1012680fc090644628351f9ae0e1c82e8b6d523da37478928dab945b0ab5a73dccad26266e4cafe222998ea484eed098989a6771d3ba8116f19102d9cb94dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\5m3llana.cmdline

Filesize
266B

MD5
b8a5c1c3608780a5a439681fb0c17cb3

SHA1
579b799173a8abf818c7de42b2bd92b046f576d4

SHA256
777d8498f11759ec4a194fe75f40977c203aa10f521d84095a0b959899e9f4e7

SHA512
eafa5769442b296320e5bd8eb040f6a9addeb2347a51a270753eca1474fcc43406e3d02e027d10a7e1ceaed2a8e41c7873a799d93e58ed1618d6a79606e8e40f

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES738A.tmp

Filesize
1KB

MD5
f5398570b682ec2fb85a36cd356c4ac3

SHA1
585484e4dbd42427cdc1cb70c2cbfb6634950b55

SHA256
6e0df2812f1da825c9fdfdc8e595959b7947deef20c2b40371cc2cd4a15ad89f

SHA512
4e7ea82a58830a0b901f8dede0507efc670c47aa9876af0eab18af838894c9fb060248092eb95027ecf811be31508f34b3abc1d37f74a2ec68cfa7642b99f279

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp71F4.tmp.exe

Filesize
78KB

MD5
012bddc5046a4ee597b0a913b4d7e163

SHA1
69c80dbd107990d00fcfb2c3691d9ae6e6100122

SHA256
b9f3ecbfd4e7758406ff0e77353432f9c20da1db80a93a0997a83259ec5be434

SHA512
cb12111c326661360994107cdce3e257176ff2e05d9d3c034683bb924740828ad0944e59be8e708c8e87e7b2243841a2e06c6a97c5ad971735bba2e4605c242e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc883100619EEE48D9B5E8126D2CDB21D1.TMP

Filesize
660B

MD5
7b9b8431ea1fd75c38bc7a98a7aae08c

SHA1
4bcb6d89a624843097afa4aa617b9bf59799b682

SHA256
ad2ba44d7efc44cb46b853006fddae64aa9ff605d675188af1e61b4a6af9a481

SHA512
ca276480bf280e520d0bb778543e82fe97e48dde119bdb92a77f2499a970741795a638cd7f97fdb732fe0bf9c15e25517a0abcd07c4a1982714d2bbfa626872a

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/968-23-0x0000000074CF0000-0x00000000752A1000-memory.dmp

Filesize
5.7MB

Download
memory/968-24-0x0000000074CF0000-0x00000000752A1000-memory.dmp

Filesize
5.7MB

Download
memory/968-25-0x0000000074CF0000-0x00000000752A1000-memory.dmp

Filesize
5.7MB

Download
memory/968-26-0x0000000074CF0000-0x00000000752A1000-memory.dmp

Filesize
5.7MB

Download
memory/4124-8-0x0000000074CF0000-0x00000000752A1000-memory.dmp

Filesize
5.7MB

Download
memory/4124-18-0x0000000074CF0000-0x00000000752A1000-memory.dmp

Filesize
5.7MB

Download
memory/4572-2-0x0000000074CF0000-0x00000000752A1000-memory.dmp

Filesize
5.7MB

Download
memory/4572-1-0x0000000074CF0000-0x00000000752A1000-memory.dmp

Filesize
5.7MB

Download
memory/4572-22-0x0000000074CF0000-0x00000000752A1000-memory.dmp

Filesize
5.7MB

Download
memory/4572-0-0x0000000074CF2000-0x0000000074CF3000-memory.dmp

Filesize
4KB

Download

Analysis

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