metamorpherrat | e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76e

General

Target

e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe
Size

78KB
MD5

083e1caa9f36b4d52f87cff1c12846d0
SHA1

ace541deffacdd8caa7dbeb33c9eb540065fb346
SHA256

e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76e
SHA512

60cb4a22930de024052ded13b60edbf411b2ee3260ac712210cdcd7459f3a69cdc5aead90f98a838a52969016f39d0bd717c113a3c892a33ea1000a8108e0fac
SSDEEP

1536:ayV5jS2pJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQti6F9/y1XI:3V5jSoJywQjDgTLopLwdCFJzN9//

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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe

Executes dropped EXE 1 IoCs

pid	Process
5072	tmpB391.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	e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.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	tmpB391.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5104	e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe
Token: SeDebugPrivilege	5072	tmpB391.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5104 wrote to memory of 4820	5104	e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe	84
PID 5104 wrote to memory of 4820	5104	e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe	84
PID 5104 wrote to memory of 4820	5104	e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe	84
PID 4820 wrote to memory of 2804	4820	vbc.exe	87
PID 4820 wrote to memory of 2804	4820	vbc.exe	87
PID 4820 wrote to memory of 2804	4820	vbc.exe	87
PID 5104 wrote to memory of 5072	5104	e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe	90
PID 5104 wrote to memory of 5072	5104	e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe	90
PID 5104 wrote to memory of 5072	5104	e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe	90

C:\Users\Admin\AppData\Local\Temp\e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe
"C:\Users\Admin\AppData\Local\Temp\e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5104
- 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\burfxizi.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4820
- - 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\RESB5A4.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc87893EB864074E6BAF7050246693C93.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2804
- C:\Users\Admin\AppData\Local\Temp\tmpB391.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB391.tmp.exe" C:\Users\Admin\AppData\Local\Temp\e7e1c0f58c1a7339b56fb59eb88d5b72add931c37a333680ba12182723c5c76eN.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5072

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\RESB5A4.tmp

Filesize
1KB

MD5
e36ee3406a7750cb6d00110d0d7d5dac

SHA1
50cf302f7508e7a0e400298e9e4514d84686d0f9

SHA256
1c3acd3b8d9dab56b33ba2ae134604cbffe3de21e1f8714bbbafe38c8576035f

SHA512
14c2021bac698e0e7d7af7478844535dd1e6acf89533b83882d19e6df07aaf63cf038a78f9791ed18149228a6cc52c31d70ea64955f4381446e4f9da6a82f796

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

Filesize
14KB

MD5
d4889c054580b3ed4365bac607ed908a

SHA1
1ad049a3c6c3816f1c28bca3942cd4bc050ca763

SHA256
2fa0a7f04d46f5cc1c0705c77bf6cddcc5da6a1b3c96af2177eabaac02be037b

SHA512
65962ac13bbae70cb62a4ee8d8a6da64705688c371ed785f93854daa6dfcbbb805e0dd2bc5d6a53afe8c89cb905cbf8b44e101518657d4be14cfbfb253e4d723

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

Filesize
266B

MD5
c7c73e27c86b6ae4e0db602be42a1b6e

SHA1
325d5615bd93d23ff918d59a60f21aa87046241f

SHA256
9d78e66d25ddf9ef44ed39cf7768d57e75dc5b0e8ddd7808ba39d90041cd9ba2

SHA512
6efd03e793cab8dbaf2b2f1a194dab6249d34f33fa56e76868c08c6733a15579cb85929c4ac7ed80f3cc5c017dd874ab27e1768253045990916ff5c4263766aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB391.tmp.exe

Filesize
78KB

MD5
643b8a257022f79c617e02d7971f0564

SHA1
dde97c89f7b99cf8d67a4ede5dd8ae96285ba2c8

SHA256
4ccdd674d15ab84d20c6ae7ca047640defda714e239cbd7c0ea3a3c7e9c9ed71

SHA512
f70c9a6987db75298b9707025adddce41a2a5e81520ee1f6602831d863644803b531418793a973cc215768386305a46b50799a43f249ab268004459885741549

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc87893EB864074E6BAF7050246693C93.TMP

Filesize
660B

MD5
8b5080a4afb35de8552c1048b533d4ba

SHA1
b24a3384ce8eca3dcac65403b23b9470823251cf

SHA256
d39a48c8d085754fccde3447bf8ed88c7bdc719134f084fb2807b1699197a8e5

SHA512
80f9ce2f8daf23be4d961981ed0a36f0666c16b33ec0132b0579058ae1e5e7b48229eb8fc8a976fd60fe29f99bebb46661798befa8a83465e4bc16432fdd45f1

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/4820-9-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/4820-18-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5072-23-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5072-24-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5072-25-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5072-26-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5072-27-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5104-2-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5104-0-0x00000000751A2000-0x00000000751A3000-memory.dmp

Filesize
4KB

Download
memory/5104-1-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download
memory/5104-22-0x00000000751A0000-0x0000000075751000-memory.dmp

Filesize
5.7MB

Download

Analysis

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