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

Deletes itself 1 IoCs

pid	Process
2204	tmpC967.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2204	tmpC967.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2172	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe
2172	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	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.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	tmpC967.tmp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2172	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2404	2172	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	30
PID 2172 wrote to memory of 2404	2172	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	30
PID 2172 wrote to memory of 2404	2172	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	30
PID 2172 wrote to memory of 2404	2172	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	30
PID 2404 wrote to memory of 2520	2404	vbc.exe	32
PID 2404 wrote to memory of 2520	2404	vbc.exe	32
PID 2404 wrote to memory of 2520	2404	vbc.exe	32
PID 2404 wrote to memory of 2520	2404	vbc.exe	32
PID 2172 wrote to memory of 2204	2172	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	33
PID 2172 wrote to memory of 2204	2172	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	33
PID 2172 wrote to memory of 2204	2172	9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe	33
PID 2172 wrote to memory of 2204	2172	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:2172
- 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\_pzjaxil.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - 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\RESCB1D.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcCB1C.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2520
- C:\Users\Admin\AppData\Local\Temp\tmpC967.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC967.tmp.exe" C:\Users\Admin\AppData\Local\Temp\9b7cf938b99a7aa201d4f3955941fcab57d8991de49a3e72150268d74d190de4N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2204

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\RESCB1D.tmp

Filesize
1KB

MD5
df4ddc9aa9764e4948d53e8005ef0427

SHA1
e06f6c879fdda0a7e1918d0ab9958e426f29544a

SHA256
be646ca952535dfd5956c0f7aafb827f3521d8d38295e84f17a7150476b3776d

SHA512
ed22eda4dc11301dae50d8c9b7d8c5bc499ca07c31f3bef36ac1d672a304bf957b18f67c2783c6abe6e86d59ff4fefc6dafd9056fdcb16edd33bab6df2ea7a22

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

Filesize
14KB

MD5
7bfd9c1fa8f2da0e11620903ae76f361

SHA1
482ac387378022428d780c0f86d052d816e8a1cf

SHA256
658a80294a66fd564f95c0eb63d97b6b1906dafd0a61096abd514b22d5972598

SHA512
d01c3495588382cb9a76b7d3f0946bb9d16db88e27ee18fa90ac2fa4c144e93aa18e57e0c26d5aff0a8e8e6606b6606b83e7d57738e90f553a83babf60b4a1e6

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

Filesize
266B

MD5
1ef814cd22085b729f0df630aa6d509f

SHA1
03f6606cb81e058b82e8997e27bdcb7bdc48a0c7

SHA256
5dff0f797e2e6981d121d9146a8f633755a8b84207180a88fadaf6134e4f4221

SHA512
0610a2ca4c04aeeb28a180ee78370ba8f23f46afb662929c90d47443ebaaef0170c3554cf63099db2148c7a70860fa2748be54e35a73955db29c53d3a7d7bacf

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC967.tmp.exe

Filesize
78KB

MD5
12bac69a8a1456423ca90b98df19dbae

SHA1
520c948e875738778b53e166139e0e1bb66a8dcf

SHA256
9f16929a20a4f3147230d15d5d81bdc95738697cada3a940756b974578f5ba0f

SHA512
fa47d09e39c1fdd7a871843daf88cdd18b65d2a2d6e7063413edcfe87b70a54bad386e0094395d5e29e35e21ec5194b30c5f693f0636f978632bcefca0476721

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcCB1C.tmp

Filesize
660B

MD5
875d778be3b026c2cbc338a8ffa4525a

SHA1
3c9f715629a286a2bcdcccfd5c39c1e0647c01a9

SHA256
3462650f1dea4885f6e1e8c3d4c44fa3192f786e3a3e8833e077d410574ef618

SHA512
bcb14b4283e1e8aca10292abb5b30ac658ab8b73a1de0e77dd1547063f1e034103065debc55ad00e6db08a70685769cfc126eff5754df303e6fabfd97b585777

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

Filesize
62KB

MD5
8008b17644b64cea2613d47c30c6e9f4

SHA1
4cd2935358e7a306af6aac6d1c0e495535bd5b32

SHA256
fc343d0c2ee741f89cc4f187d7b6694397765e151dbc737052df4c19d7a36c55

SHA512
0c1161a8ebcc659ffd920f0607cc751ece0a0c918a8d3b8f8ca508ebc03b854c29bd0bdf1518922c4525a825f90ef3bca8c7540975d4ecab9182b9f0ce6880ea

Download Submit
memory/2172-0-0x0000000074081000-0x0000000074082000-memory.dmp

Filesize
4KB

Download
memory/2172-1-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2172-2-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2172-23-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2404-8-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2404-18-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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