metamorpherrat | 03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0

General

Target

03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe
Size

78KB
MD5

7b897c71632a4d68cc3cdcdc0657373f
SHA1

e564b4af6dcc1350babf302a607fca45d00fa483
SHA256

03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0
SHA512

03c4a933fb35e5452601565b7fcb3dbdfb20dd17c42efa29a8ee22f818053f54522284a296d366ec6dbce5d2c1d1c06d997504f3b2ba25b9d5a79fbd819bdafe
SSDEEP

1536:mVc5jKpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQti61o9/Nx1ig:+c5jEJywQjDgTLopLwdCFJzu9/9

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe

Executes dropped EXE 1 IoCs

pid	Process
1908	tmpB0B2.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	03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.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	tmpB0B2.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4420	03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe
Token: SeDebugPrivilege	1908	tmpB0B2.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 1384	4420	03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe	83
PID 4420 wrote to memory of 1384	4420	03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe	83
PID 4420 wrote to memory of 1384	4420	03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe	83
PID 1384 wrote to memory of 4780	1384	vbc.exe	85
PID 1384 wrote to memory of 4780	1384	vbc.exe	85
PID 1384 wrote to memory of 4780	1384	vbc.exe	85
PID 4420 wrote to memory of 1908	4420	03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe	86
PID 4420 wrote to memory of 1908	4420	03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe	86
PID 4420 wrote to memory of 1908	4420	03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe	86

C:\Users\Admin\AppData\Local\Temp\03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe
"C:\Users\Admin\AppData\Local\Temp\03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4420
- 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\fsmgw7dx.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1384
- - 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\RESB21A.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc3F33CC3D808E4455B04DC4DFE5291579.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4780
- C:\Users\Admin\AppData\Local\Temp\tmpB0B2.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB0B2.tmp.exe" C:\Users\Admin\AppData\Local\Temp\03a6146aadb65463a4a87024585434c27ebddddcd9ff545f53a829420f6597a0.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1908

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\RESB21A.tmp

Filesize
1KB

MD5
0d48d544b37a8647e1bef79c890b6612

SHA1
b5f732501107a9131e5a5afb1a71d3b50c5e3a5c

SHA256
acae5cb320d138af818032f6058fab7bb9384f9754890bf6459d31f814bba272

SHA512
3dfd239d566cdac4ffcdaa80aa0d078e87da5bdcadc8f815f66a4b8fc4a91113062c9591cebd3820f5859b01fd9242acd39b4185eb699f37ade56a4f55ab0831

Download Submit
C:\Users\Admin\AppData\Local\Temp\fsmgw7dx.0.vb

Filesize
14KB

MD5
b6ef4ec1b25d908db7ed4f63373fc5a1

SHA1
873788229a5bbb1133544b0ebee6bf9cdcc02e1f

SHA256
59f594763e1330bfcdcae6d319a7198a5fe4ccb753f17897b98cf709a094709c

SHA512
8ca782a6a20278c967c98e474e50bf844a8fcb32f1e7a1500671fc2ffbb68fe280c86de634fa8037033ad784e9b35843efc122f4cd5f5cf99bce4f5f0f7e71f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\fsmgw7dx.cmdline

Filesize
266B

MD5
a6de00606681ae9e1f46ada3da613e87

SHA1
447173aec6363a45abb7c1760c60866fc813842d

SHA256
d6e9ad314502c9f33c9ba3baecc03d7bdb38480cc930c932ae640696502b2b59

SHA512
fb7c2ed6d352e5ec76fff7a76d4e0e27e63fd9e15d3661a3783d90f8aa96f3b3dc8f2e81243f09b96643fb430042c7d47c266cb11769831301459e85fbe3f24e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB0B2.tmp.exe

Filesize
78KB

MD5
3b80061c155ce6b0411808f6d33d6bd9

SHA1
7966430ffab6213186da4f633010ffa06cb448aa

SHA256
cc828bbbefb2b271995b842b639d8eb344c3f65c27bd8c463679ec82cb2f6c76

SHA512
8ea50f0bf784a93fc3b57287eba20082db85524662f8db566fcdc5e2704672e8f1d2262e681a8c622fd5771e4391b1de0cafd5b649b6e28a8ced3f566b0d8152

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc3F33CC3D808E4455B04DC4DFE5291579.TMP

Filesize
660B

MD5
53239c31109d0fc93e0e0fa23eef462e

SHA1
436ec3d0c81c1de26fd189afdfa2bdca41e0b50a

SHA256
ce49ce1a2fd29b4fae5b70778507e39d27867aa7f5cd19b0ee5e18167df750e6

SHA512
c7f9872d02c305d7bd6be2b5eaa3b5646798b42c01f1b56f2a9b5bcbd79eb3dc0d27bd50d2f97366947a9b81285067225f7a8ce5009bf0cc7fda343a9f8e8cce

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/1384-8-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1384-18-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-23-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-24-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-25-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-26-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-27-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-28-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/1908-29-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/4420-0-0x00000000748F2000-0x00000000748F3000-memory.dmp

Filesize
4KB

Download
memory/4420-2-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/4420-1-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download
memory/4420-22-0x00000000748F0000-0x0000000074EA1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing