metamorpherrat | b68860942863ceebe7a1b3a57856604e544d83f266ad0bea3dacf3bc7d74314d

General

Target

a99428a2340d6a274d3fa3be5c53b870N.exe
Size

78KB
MD5

a99428a2340d6a274d3fa3be5c53b870
SHA1

896cd00194e26b3812fce80ec8673f12cc6227ce
SHA256

b68860942863ceebe7a1b3a57856604e544d83f266ad0bea3dacf3bc7d74314d
SHA512

b615535267f210cdaff56f4adce27f63e467bbd78fcaab8c5264daf3c199669137565b1c39b94837ccf6614723704551a606f27896a46ea1fece32a5ffbd332a
SSDEEP

1536:9Oc5jSbvZv0kH9gDDtWzYCnJPeoYrGQtN6H9/CBB1D7:Yc5jSbl0Y9MDYrm7c9/CBL

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

Executes dropped EXE 1 IoCs

pid	Process
1984	tmpB8C4.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
3048	a99428a2340d6a274d3fa3be5c53b870N.exe
3048	a99428a2340d6a274d3fa3be5c53b870N.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpB8C4.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpB8C4.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a99428a2340d6a274d3fa3be5c53b870N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3048	a99428a2340d6a274d3fa3be5c53b870N.exe
Token: SeDebugPrivilege	1984	tmpB8C4.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2420	3048	a99428a2340d6a274d3fa3be5c53b870N.exe	30
PID 3048 wrote to memory of 2420	3048	a99428a2340d6a274d3fa3be5c53b870N.exe	30
PID 3048 wrote to memory of 2420	3048	a99428a2340d6a274d3fa3be5c53b870N.exe	30
PID 3048 wrote to memory of 2420	3048	a99428a2340d6a274d3fa3be5c53b870N.exe	30
PID 2420 wrote to memory of 264	2420	vbc.exe	32
PID 2420 wrote to memory of 264	2420	vbc.exe	32
PID 2420 wrote to memory of 264	2420	vbc.exe	32
PID 2420 wrote to memory of 264	2420	vbc.exe	32
PID 3048 wrote to memory of 1984	3048	a99428a2340d6a274d3fa3be5c53b870N.exe	33
PID 3048 wrote to memory of 1984	3048	a99428a2340d6a274d3fa3be5c53b870N.exe	33
PID 3048 wrote to memory of 1984	3048	a99428a2340d6a274d3fa3be5c53b870N.exe	33
PID 3048 wrote to memory of 1984	3048	a99428a2340d6a274d3fa3be5c53b870N.exe	33

C:\Users\Admin\AppData\Local\Temp\a99428a2340d6a274d3fa3be5c53b870N.exe
"C:\Users\Admin\AppData\Local\Temp\a99428a2340d6a274d3fa3be5c53b870N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3048
- 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\xwrilvh0.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - 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\RESB9A0.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB99F.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:264
- C:\Users\Admin\AppData\Local\Temp\tmpB8C4.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB8C4.tmp.exe" C:\Users\Admin\AppData\Local\Temp\a99428a2340d6a274d3fa3be5c53b870N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

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

Scripting

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\RESB9A0.tmp

Filesize
1KB

MD5
42af08a5ecb69e6a2c89ada0e13027d4

SHA1
0a05950e42354724d01dc92b215084e194e04d98

SHA256
bada1d08158a666cb54f7eaab7911dfd663a25902e8aea68599936ae3d2ec07d

SHA512
3ea68fdf8cbfe056135eaa742a061c4e8fecd8330f7833018c8c5074c8f48b8d0fd78f45f69167abeec42d0cfb15a20c4b85ed3cf99aeb32b43e156f11ec93fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB8C4.tmp.exe

Filesize
78KB

MD5
c04504d5ed310a241ab90e6fa4995478

SHA1
3670e7c159f9be8e812b03e8d15476b5117c7fcd

SHA256
27d49c4e302094fce74d2f544d2e454b834fbf600505504fb39903018779e450

SHA512
bd8249db141e28e367bc8999204b7d495649dc13c92f0b41091637e4214e62af4d79b26bebde9db04f8d8000ed5460b69f15c00e741a486200170bad429a0f5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB99F.tmp

Filesize
660B

MD5
917f21c455a206b7f2c975240b5f3401

SHA1
724c6231f2eb69c120e05585b3d148290c6c2258

SHA256
608736874537f7a9406bc9cfaa256a34b5a32653f0d067889a0ace05741c5f88

SHA512
c5ab1ee43350126c4bf218e21463739fa123421f7585a6632fa4188d182ec5f961e5c2175bfbb4cab0f365164f1bf55919254231478733ecd92a6bb78f7f15ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\xwrilvh0.0.vb

Filesize
14KB

MD5
a7a075241b9cf2bb315d2b287f2784cb

SHA1
1a1b5310c0990b91eca2a58d235b0267a3f09b33

SHA256
db2bc23b0ccd7b5db662af3a4c6109b01a3cf0d316d602272135ab4d3c53d77b

SHA512
8a77d6d8b294b5a3eb600d88df27e8e94dae84e31d1136aec99450a871cba00d8e79e0f0e32feba950cb8879988095d4c3bc32b969f4171786135d382abe5d18

Download Submit
C:\Users\Admin\AppData\Local\Temp\xwrilvh0.cmdline

Filesize
266B

MD5
75d756529f5bb881fed0c52714d84cf9

SHA1
bf93b0d0085aefd98a80d0203a50f2e17c4928ce

SHA256
11aa9236978163678a3f4a3b1cd43b8f42d0bbfeb34e794c53b953046182d503

SHA512
c548b7dfee89c1eeae096c8223c91cdbd45e23aabeda245f5539683f31000f4b593e1cdaa62bfed7ec262b74a21dc5533fa0adb4a1f5a4425fadaa3eba83f4f3

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/2420-8-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/2420-18-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/3048-0-0x0000000074681000-0x0000000074682000-memory.dmp

Filesize
4KB

Download
memory/3048-2-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/3048-1-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download
memory/3048-24-0x0000000074680000-0x0000000074C2B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads