metamorpherrat | 9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4

General

Target

9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe
Size

78KB
MD5

b747158e23a0fea4441da26bf0aa6640
SHA1

f9688cabec432f1f88eb5d1c7f123ad5df1f05f4
SHA256

9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4
SHA512

ab66a528060c7078c2c17b14d8fc32b4ded0d27e7f258fbc08a3147af2242b2f31cd54c6688839352ddd21713e5a20c228bf7a245cfae0d111107fc5f2771f3a
SSDEEP

1536:Je5jSgpJywt04wbje37TazckwzW4UfSqRovPtoY0BQtC6R9/nb1iH:Je5jSeJywQj2TLo4UJuXHhZ9/nm

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
3004	tmpA998.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe
2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.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	tmpA998.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2372	2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	30
PID 2112 wrote to memory of 2372	2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	30
PID 2112 wrote to memory of 2372	2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	30
PID 2112 wrote to memory of 2372	2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	30
PID 2372 wrote to memory of 2256	2372	vbc.exe	32
PID 2372 wrote to memory of 2256	2372	vbc.exe	32
PID 2372 wrote to memory of 2256	2372	vbc.exe	32
PID 2372 wrote to memory of 2256	2372	vbc.exe	32
PID 2112 wrote to memory of 3004	2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	33
PID 2112 wrote to memory of 3004	2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	33
PID 2112 wrote to memory of 3004	2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	33
PID 2112 wrote to memory of 3004	2112	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	33

C:\Users\Admin\AppData\Local\Temp\9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe
"C:\Users\Admin\AppData\Local\Temp\9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2112
- 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\sf8q7flo.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - 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\RESAB7C.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcAB7B.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2256
- C:\Users\Admin\AppData\Local\Temp\tmpA998.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA998.tmp.exe" C:\Users\Admin\AppData\Local\Temp\9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3004

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\RESAB7C.tmp

Filesize
1KB

MD5
9e8620b8aa20609dff3ce3167f867e80

SHA1
a22e7704b410b33475c5b78a2f4121f01ebf91cc

SHA256
aea82feefc67e330a97c25804f3a2af601140d5d65ba00a2f0f0e9d22f77082e

SHA512
8fc167fcc4792f6deaea79102f56338d85259f94a86d356c2c94eafe96dcd3bf51f8be74f3212981ba2755595a1eef2e87aa5c8ca5d005992490289f3935f787

Download Submit
C:\Users\Admin\AppData\Local\Temp\sf8q7flo.0.vb

Filesize
14KB

MD5
2ef42e7ed31e86e084582c65628d1f6d

SHA1
b241fde9c6d8a4f371704471d71fd385a640de66

SHA256
698b5a2c3fcd2c9074e4e97219e3171e28b13b26f9c892ed8b5b99c775487efb

SHA512
e1194700d70bd92ec0051cf40dbca84e3dc7624c492f65a2a3eb8ecb3ff499e243ce3644b7ebad2d467bb4b16933a68440daa9bd3f7af79f581b380672f087c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\sf8q7flo.cmdline

Filesize
266B

MD5
a4e8f2c972a54421b92fe4d7b3f119a8

SHA1
eec57e4d6df8a0b484a0686b4993553eded981cc

SHA256
8aa2d2a0e1f4e17c7af77e31fbefe1cf69abf90d450bd440214e13d03c85e6cd

SHA512
21a4b3d9ab45ea0cb918d794562ce02270884a761f7f2301b57e583a9cc111d496a547c7c39b10c5a4f1a605634bb761e82572a43158916f6827ac3bdcd507c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA998.tmp.exe

Filesize
78KB

MD5
09f71015931679a3129749124479b8ee

SHA1
6631d3ee356dbd4238bbe9d216246a71ae487303

SHA256
b1671bc0f32b157dd5e669858d558f46a7eda320aeaedc50c3432bf22053ccc0

SHA512
7637c6a9ea8f249aac997447f26ce5cb26e14f8390b4fff9db2142007cb5e942440ffa6afaacee43fa420036afdc6a71c8957196316ef0e606eaeb811851d3ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcAB7B.tmp

Filesize
660B

MD5
adfb1e6e557f4791aa337af4b28e968b

SHA1
b126dae26bf0356764c97f829853b282a516dfaa

SHA256
5fae63531966b54dda3c88ca19e9699ff342a336d4016b16002a1b823cfca8a1

SHA512
ba3c4cd477700f4f3d022e3cd97f916a8f47d1ee5fc7553c79b9a287642f1dc98539d10f4b799376b78ac22abf1b4a1094e11c5c8ad59c1f262622827b20581c

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

Filesize
62KB

MD5
8008b17644b64cea2613d47c30c6e9f4

SHA1
4cd2935358e7a306af6aac6d1c0e495535bd5b32

SHA256
fc343d0c2ee741f89cc4f187d7b6694397765e151dbc737052df4c19d7a36c55

SHA512
0c1161a8ebcc659ffd920f0607cc751ece0a0c918a8d3b8f8ca508ebc03b854c29bd0bdf1518922c4525a825f90ef3bca8c7540975d4ecab9182b9f0ce6880ea

Download Submit
memory/2112-0-0x0000000074991000-0x0000000074992000-memory.dmp

Filesize
4KB

Download
memory/2112-1-0x0000000074990000-0x0000000074F3B000-memory.dmp

Filesize
5.7MB

Download
memory/2112-6-0x0000000074990000-0x0000000074F3B000-memory.dmp

Filesize
5.7MB

Download
memory/2112-24-0x0000000074990000-0x0000000074F3B000-memory.dmp

Filesize
5.7MB

Download
memory/2372-8-0x0000000074990000-0x0000000074F3B000-memory.dmp

Filesize
5.7MB

Download
memory/2372-18-0x0000000074990000-0x0000000074F3B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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