metamorpherrat | dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1

General

Target

dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe
Size

78KB
MD5

8a103a57e4d92f807ada17d0747b70c0
SHA1

a12069f6a6db4826e8c74f868e1ab445c958f777
SHA256

dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1
SHA512

fb5653fc5c4dab5578c9a459c87d2f84a772d25d2b78077cca3ea7b9a32b00d77917462bdd2f6859118944ec3af7a82ef7751539cabdc99472ae8434c7e0b792
SSDEEP

1536:KRWtHY6uaJtVpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQtLS9/61Bi:KRWtHYI3DJywQjDgTLopLwdCFJzLS9/P

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe

Deletes itself 1 IoCs

pid	Process
4760	tmpB1EB.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
4760	tmpB1EB.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpB1EB.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4120	dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe
Token: SeDebugPrivilege	4760	tmpB1EB.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4120 wrote to memory of 2920	4120	dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe	82
PID 4120 wrote to memory of 2920	4120	dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe	82
PID 4120 wrote to memory of 2920	4120	dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe	82
PID 2920 wrote to memory of 4840	2920	vbc.exe	84
PID 2920 wrote to memory of 4840	2920	vbc.exe	84
PID 2920 wrote to memory of 4840	2920	vbc.exe	84
PID 4120 wrote to memory of 4760	4120	dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe	85
PID 4120 wrote to memory of 4760	4120	dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe	85
PID 4120 wrote to memory of 4760	4120	dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe	85

C:\Users\Admin\AppData\Local\Temp\dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe
"C:\Users\Admin\AppData\Local\Temp\dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4120
- 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\l7rkisln.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2920
- - 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\RESB2C5.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc67ED0424FA0C4034AC3113BB7D48C5A5.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4840
- C:\Users\Admin\AppData\Local\Temp\tmpB1EB.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB1EB.tmp.exe" C:\Users\Admin\AppData\Local\Temp\dcc19469be925e789119f92339ac25c436d8fe566fa66c3b8d6bb655c434c0f1N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4760

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\RESB2C5.tmp

Filesize
1KB

MD5
5fe258db8e00d28d5e3a9b9d72ec4487

SHA1
56f2cf2fc1cd2e0905b188fb55304e290247a51d

SHA256
714f5a1925601eb7615c9191156a1cbce3f38a87292c5337aca397675d6f8a37

SHA512
d836471a0963eee5fe7f8d3dea1f868c1cdbefcb4d4ecd8a8c1250bf5e18309d21f4f6af32f55efbbf6477c296374f13db6ad913f3b88f9df26da56cb461d99a

Download Submit
C:\Users\Admin\AppData\Local\Temp\l7rkisln.0.vb

Filesize
15KB

MD5
67406bc2c6f4ee6da16c4a760b29c93f

SHA1
05b2b9331fff04bebe1e924a286c6e4bbd8fb4a4

SHA256
60ce0df225a7311eca6347ff026bd13fca446c63fed005a6d0261e23ff4db68c

SHA512
944a9d7cf848b9b6614925c28f343796548ba505481abd3c652941e86187a2562e3a8cfebb4444d9ac1ef2313385449401542e035f6a947783ede1a9df4b4144

Download Submit
C:\Users\Admin\AppData\Local\Temp\l7rkisln.cmdline

Filesize
266B

MD5
c78a66e9b7a916bf9f499b3323dc3ec0

SHA1
9a679cfc6f5f9cb858926b82c2ae2473c6f3a7c2

SHA256
7a9ab642957009e17182f72ec892374a1f82ce6ef41237897f96c7dc4a791804

SHA512
509c871da5bedd9ec46d36b0c62f01084d3f9665d287b37bbe6c3b8b29e8161eae7194a8c1afc5b472fa7f66d499444936e71964ecae07ab6bd7cde5d9f9cc2f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB1EB.tmp.exe

Filesize
78KB

MD5
fc32ca177bd747a8401a2cca5d7cb340

SHA1
6213d3245c3ddf1a368f849c15795c12504484bd

SHA256
0f6a8ab253d549084a826f12f8d1f0dd3a22cbc4f63ec00389c754d562497e5e

SHA512
850a68f5961c36be2aa9ddf905f2775e3522dc02c3719ba6c29d6a8af9d757ab075cf1923495a91dd646f98dffbaa90ffeb5db4cc2c91ae76c78da7cb575a12b

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc67ED0424FA0C4034AC3113BB7D48C5A5.TMP

Filesize
660B

MD5
2666c80c156bfdef5c1610d231a0f3ad

SHA1
cc88588089356d6e938986b5e2615945e5370a1c

SHA256
8dcd2fcd336eaecde0b592ea1e9298bbda261256b6e5ffe40bd0f8464bfcf446

SHA512
ed0c87fb3b16b1c3ca3c2d7b3ca5b677349969d81bc9756ed0243dfdaa5b8bcf0fc6988e01df41f69b857417cb8fbce60263eb94d3b7f4e8091b258c8bacfacf

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/2920-8-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/2920-18-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4120-2-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4120-1-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4120-0-0x0000000074C62000-0x0000000074C63000-memory.dmp

Filesize
4KB

Download
memory/4120-22-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4760-23-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4760-24-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4760-25-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4760-26-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4760-27-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4760-28-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4760-29-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download
memory/4760-30-0x0000000074C60000-0x0000000075211000-memory.dmp

Filesize
5.7MB

Download

Analysis

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