metamorpherrat | 95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5f

General

Target

95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe
Size

78KB
MD5

fb4a198b8f0f9c1e77432abbe4a17c50
SHA1

3c592ae6f00078f3454963af774d9084e3ed0790
SHA256

95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5f
SHA512

6339262c1a74fca76d4a225f239afd2841f622d452ce6e5686d68eaea2e42a1871889473dd3b8b0c8c13424a512deb636ff8bcfb1d00598720b5199554e38d1c
SSDEEP

1536:+sHY6M3xXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQt59/l1JP:+sHYn3xSyRxvY3md+dWWZy59/F

Score

10^/10

metamorpherrat discovery persistence 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
2636	tmp496F.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe
2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmp496F.tmp.exe

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	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.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	tmp496F.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe
Token: SeDebugPrivilege	2636	tmp496F.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 3016	2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe	30
PID 2804 wrote to memory of 3016	2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe	30
PID 2804 wrote to memory of 3016	2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe	30
PID 2804 wrote to memory of 3016	2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe	30
PID 3016 wrote to memory of 2800	3016	vbc.exe	32
PID 3016 wrote to memory of 2800	3016	vbc.exe	32
PID 3016 wrote to memory of 2800	3016	vbc.exe	32
PID 3016 wrote to memory of 2800	3016	vbc.exe	32
PID 2804 wrote to memory of 2636	2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe	33
PID 2804 wrote to memory of 2636	2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe	33
PID 2804 wrote to memory of 2636	2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe	33
PID 2804 wrote to memory of 2636	2804	95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe	33

C:\Users\Admin\AppData\Local\Temp\95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe
"C:\Users\Admin\AppData\Local\Temp\95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2804
- 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\stoilg9w.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3016
- - 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\RES4B15.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc4B14.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2800
- C:\Users\Admin\AppData\Local\Temp\tmp496F.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp496F.tmp.exe" C:\Users\Admin\AppData\Local\Temp\95c90dbc83481b9e51dd6a29388ab958ee460481992da874fe8212d445f83d5fN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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\RES4B15.tmp

Filesize
1KB

MD5
257ebdc3f538a818eab03ca3478d9b16

SHA1
a42fe8a59f46e4ba315e407862a97463c9675747

SHA256
ed49f0c4b1ac49c3c77adfbff7328646c31f24ec13246fff0fe3a61552f581f8

SHA512
cc6f365635002ba239f493f9215287736b30654ca0561a4a1cb1bed2b900db9a8860d97d3d24463885e8e77de601f5f86b9ab68c2a719c2abe73bbe044af44a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\stoilg9w.0.vb

Filesize
15KB

MD5
fb2dbcc69486f5331209953370692b64

SHA1
33559e9a9379e5d67617ab5335500cad946c4b0d

SHA256
cf507dc3f544511d6ce64b180e091ba97d6b071311b2f42630809181580ab5bf

SHA512
c374e432e11f9ac0db6dd69c18895392da238d2abf1bbbaa0ba6a4dab8468195d2451c6b6f567176e6c5e45a374981f1c9b47cf8ecff5ffa7ca9305cde13e254

Download Submit
C:\Users\Admin\AppData\Local\Temp\stoilg9w.cmdline

Filesize
266B

MD5
aec5384a46b4a4916045ed5f51b29026

SHA1
66f9299c46b8fec4c93f0060f840aedb5ddca37b

SHA256
6cbc443bed28eaf5dde55120142788c0ac80ba62f16c9649a9d94e80108cff93

SHA512
754189987e7a8134acdfe2b4378d319639adc5e154a8ffba9795c6d47f13ac9513a92af0f1a1875c1a51069561a3ab91a5a2e3189b84c1e1e0ef93c11b07d361

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp496F.tmp.exe

Filesize
78KB

MD5
9ac02afd808bce6c4e526c631e90c6bf

SHA1
f220a11ab3b9ed319edc4ce7fe513fe3b5f53b5e

SHA256
39a042252ee28bf7edb46cd50125dd65850f1a1393dac8b36da3e4add2da0e83

SHA512
d65d387caca189e53fc64a763b5a83b4081a38c036643382435497b41be19992536dbf6382ea01bea5e6af952efbd42f579f4e850b5fad96117183b63c07a541

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc4B14.tmp

Filesize
660B

MD5
8d7f11107e37405387dc6ce26f9ed348

SHA1
3749a30092c8bdbdbfb99946fb47cf7c43a3bad1

SHA256
2a8834ca06ab4abc1cc07ccaa0893e4f9fd120ee7e4762a64f3f86364182b46c

SHA512
fd631c536e63da5349739102939be064a76af36d8e4fb07fcf9dd1b75c2c056c2070252d373cd023d6b3e6731e175c573644354d6438f58c15d93d1aa5d50d4e

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

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/2804-24-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2804-2-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2804-1-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/2804-0-0x0000000074FC1000-0x0000000074FC2000-memory.dmp

Filesize
4KB

Download
memory/3016-18-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download
memory/3016-8-0x0000000074FC0000-0x000000007556B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads