metamorpherrat | a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340

General

Target

a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe
Size

78KB
MD5

5235500e363d99a2357d42af891788e0
SHA1

b7530f2ae1ec9b8d1f46c4079465321b6b3f94b5
SHA256

a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340
SHA512

7dee4e60287e5518cdc5ca46cab80513579222f28f2a96d93e9fb7b1d9430b1af7cebade58d4e21ce87e986eea9f227c155e0f9af36d37148f5e713373a79e62
SSDEEP

1536:CsHHuaJtVpJywt04wbje3IgTazcoOEEQLwdCRoaeuProYMHQtkB9//1CY:CsH/3DJywQjDgTLopLwdCFJzkB9/d

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

Executes dropped EXE 1 IoCs

pid	Process
2844	tmpA4B8.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe
2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.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	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.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	tmpA4B8.tmp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 1964	2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe	30
PID 2444 wrote to memory of 1964	2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe	30
PID 2444 wrote to memory of 1964	2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe	30
PID 2444 wrote to memory of 1964	2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe	30
PID 1964 wrote to memory of 2888	1964	vbc.exe	32
PID 1964 wrote to memory of 2888	1964	vbc.exe	32
PID 1964 wrote to memory of 2888	1964	vbc.exe	32
PID 1964 wrote to memory of 2888	1964	vbc.exe	32
PID 2444 wrote to memory of 2844	2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe	33
PID 2444 wrote to memory of 2844	2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe	33
PID 2444 wrote to memory of 2844	2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe	33
PID 2444 wrote to memory of 2844	2444	a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe	33

C:\Users\Admin\AppData\Local\Temp\a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe
"C:\Users\Admin\AppData\Local\Temp\a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2444
- 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\waig5yy5.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1964
- - 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\RESA5D2.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA5D1.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2888
- C:\Users\Admin\AppData\Local\Temp\tmpA4B8.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA4B8.tmp.exe" C:\Users\Admin\AppData\Local\Temp\a8bd0acdb13aee54429dfd7d985d6738e9e93b7397e0a757f217c6a973388340N.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2844

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

System Information Discovery

1

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\RESA5D2.tmp

Filesize
1KB

MD5
8d4e761a57203125550ffe611226b3af

SHA1
efc7850e709f875922b44e255ff531b26ad96ce7

SHA256
11495397c8824fa552827a534ab18690d80a9826d98a9ef6b5ed4f0cd97ad2e7

SHA512
b749da3746439d1990bf6a717fb759bc7cb11910a13693e4fa6379f5504c1b584d1f4603c4bd3730aa3dee633d38193c26feddbb80f0ad702bb2ac0702756c95

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA4B8.tmp.exe

Filesize
78KB

MD5
55d543a302119c102651ae9f7781b41c

SHA1
6adee9063948f446f2b438e8537bdd9a344fd82f

SHA256
f3143afb7fd03afc04b7480030e36574401c8de9bb6317a126da54ea73acd073

SHA512
bfe53210e81d67145a7dff3e58b8a71e534ded7f86fcca715911fe65f3fcbad62c8bd840cb18d00e1fe22b0310e9b4483e0bc9cfecb4197ff23040a5ed68259f

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA5D1.tmp

Filesize
660B

MD5
afe5c80ac975b30f5e9df1bcbfcf35d6

SHA1
9dee833cdbf7a221522ac15b715bc3d1f1e506ce

SHA256
3af7271ba4fd1c20e10c5c90c1319a341804868e2d4bcfe1b32dd25c2d29a8f7

SHA512
6d2f6868e33131596e59f325d7dbfe763363742e874d342233f0ad25627e6a29d01e76877fcea35ad9fcbc0cf26939a574b3f24861d194f8e1b958a67b72d473

Download Submit
C:\Users\Admin\AppData\Local\Temp\waig5yy5.0.vb

Filesize
15KB

MD5
daa17ee26b79b96740418025c1b20531

SHA1
5cae4563c8b743668899f782a3e775d4d1bff013

SHA256
87c68da8a1dfc6eac792f6b8183b4c98128e169a8cbf1af1a3fe19f7279d1c82

SHA512
f6b688b1cb918a9159ebc868f52350a2e3681d2784c4586abe1cb6e86ca64362e115a2ec872b703a11a5cb2d3f2f5196a02bd6d7c81475c504abefc21305941d

Download Submit
C:\Users\Admin\AppData\Local\Temp\waig5yy5.cmdline

Filesize
266B

MD5
335155ea80618e26a3328ceaa578c70b

SHA1
80b2df89cabd1dedfaa6e76e1e8b73a3460b0fd5

SHA256
3a0a1ca1894df8fbb2ea48b42452a43c37dbebd59f541ea8ad60db784c85f17a

SHA512
5ae41aa756f4f6665f2c5cd19a02dabd12b54fe61e13bc2e4a0ccda28974a98970097ffc52b9aaa0ae41ef339fb696f148fe1c2730791d1160c3fced9f922874

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

Filesize
62KB

MD5
484967ab9def8ff17dd55476ca137721

SHA1
a84012f673fe1ac9041e7827cc3de4b20a1194e2

SHA256
9c0a54047f133cf4e3e4444aa57cc576c566218217ea02ad7c04a408ad01791b

SHA512
1e9a0cc800543dada73e551ee714001c4d6c57a595ea2986a4dd8889d1dffd1557735580c694e5feb0b7c27c1a4b3e71a95fab8baf80839f42f80e2109cbe2d7

Download Submit
memory/1964-8-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/1964-18-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2444-0-0x0000000074BC1000-0x0000000074BC2000-memory.dmp

Filesize
4KB

Download
memory/2444-1-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2444-2-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2444-24-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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