metamorpherrat | 5b1a883fc342ab1654912c119190f04771ae47477f1a006b932150129675134c

Analysis

max time kernel
147s
max time network
151s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:09

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General

Target

38e8b4b1294e5d3ddacd9be4727487cf.exe
Size

78KB
MD5

38e8b4b1294e5d3ddacd9be4727487cf
SHA1

40c172c9c1986d88f4d06c9a2442b395b4d20272
SHA256

2507c5df7551477aaab6eaf7c07ea04f3989dd052986bd4a4b17f9e947f524b3
SHA512

b6da35f3673f9070d2a909a955817927bf4394d00016f2a09e023e9363a289099813bc0f905836ecfe89797fc6b2708707b2c81761fc87d79ea162ce03cbfd34
SSDEEP

1536:3WV5jS/dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQt9629/e1y3:3WV5jSen7N041QqhgN9/7

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
2468	tmpB24F.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
1672	38e8b4b1294e5d3ddacd9be4727487cf.exe
1672	38e8b4b1294e5d3ddacd9be4727487cf.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpB24F.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	38e8b4b1294e5d3ddacd9be4727487cf.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	tmpB24F.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1672	38e8b4b1294e5d3ddacd9be4727487cf.exe
Token: SeDebugPrivilege	2468	tmpB24F.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1560	1672	38e8b4b1294e5d3ddacd9be4727487cf.exe	30
PID 1672 wrote to memory of 1560	1672	38e8b4b1294e5d3ddacd9be4727487cf.exe	30
PID 1672 wrote to memory of 1560	1672	38e8b4b1294e5d3ddacd9be4727487cf.exe	30
PID 1672 wrote to memory of 1560	1672	38e8b4b1294e5d3ddacd9be4727487cf.exe	30
PID 1560 wrote to memory of 2476	1560	vbc.exe	32
PID 1560 wrote to memory of 2476	1560	vbc.exe	32
PID 1560 wrote to memory of 2476	1560	vbc.exe	32
PID 1560 wrote to memory of 2476	1560	vbc.exe	32
PID 1672 wrote to memory of 2468	1672	38e8b4b1294e5d3ddacd9be4727487cf.exe	33
PID 1672 wrote to memory of 2468	1672	38e8b4b1294e5d3ddacd9be4727487cf.exe	33
PID 1672 wrote to memory of 2468	1672	38e8b4b1294e5d3ddacd9be4727487cf.exe	33
PID 1672 wrote to memory of 2468	1672	38e8b4b1294e5d3ddacd9be4727487cf.exe	33

C:\Users\Admin\AppData\Local\Temp\38e8b4b1294e5d3ddacd9be4727487cf.exe
"C:\Users\Admin\AppData\Local\Temp\38e8b4b1294e5d3ddacd9be4727487cf.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672
- 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\gv6didjf.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1560
- - 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\RESB2FB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcB2FA.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2476
- C:\Users\Admin\AppData\Local\Temp\tmpB24F.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB24F.tmp.exe" C:\Users\Admin\AppData\Local\Temp\38e8b4b1294e5d3ddacd9be4727487cf.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2468

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESB2FB.tmp

Filesize
1KB

MD5
e4cefcbc95ca8680ec27e5b9f7db8410

SHA1
9becabaf3cef23cf454e7d0b5c1bd3da1f0b1c76

SHA256
dc4a0ec8e273f5a16da86cddbde327efd868db26cfa72da0f213ced106f08b33

SHA512
d541808429061f340e74e939885f03dc348e9d366442f9b8c9ba7bdc96f335575b31eb1db963bed5aa83c1493cf214bc706c82e11562a9854fd1d259b8f80635

Download Submit
C:\Users\Admin\AppData\Local\Temp\gv6didjf.0.vb

Filesize
14KB

MD5
5820b6edc3a27be93d811f22b107cecc

SHA1
2d239e592426454558f66608a64d81777864409f

SHA256
4cc3871d7a4616b7ed79087c7b8f9dd962357b4bf237f0cc4d960e08e56c3c56

SHA512
c996a1832cbf362b1eeaf91a8e28d66b74019b096af20dd635eda38e7d1ec5cb2342334a58425fc28a829f83fca96c41ca0d70a7cee89dd13749f620771e64ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\gv6didjf.cmdline

Filesize
266B

MD5
5db8dc73999545573ea39e47070ba4c3

SHA1
e2a33e36984313a0e1c3668af3834f18d1b53206

SHA256
6fd449562367fc43a8ae1175ade2e93b3db9c70c4a2eee57453e78bf6208ab1b

SHA512
7a3f270e26160afcce32dadbcd3f863e0bd0c502fe88f2a54a76fe550cef9ba0b4e8a9b5aff15ca319d83cd0aacc37dc1d8793abb10e3102307382291bb79f64

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB24F.tmp.exe

Filesize
78KB

MD5
312caba3ff033fcb34756cdf42856ed7

SHA1
5550fdae395899e34e2509631b9d7cde5e7404f1

SHA256
12df84dbfea51cd595d55ae9e6c37db4ad3b8830eae8e409af5f1fc18da65d68

SHA512
0c6f89649c9ada02ce45f39398100c94998c68be917d0473afbd7c316de50a6ed3aed8390dadc30dc92424f6bfdd816088742b2c5331ce8c5d9228945108b0bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcB2FA.tmp

Filesize
660B

MD5
d335ac1d1bc4fb5f21e2033a5b6aefec

SHA1
36ef3f942902d4b3c26d525dc6417e4ad4908ad4

SHA256
8a1e46a133d6b8ddab86d67f88f0f55233463f2cbd1972a602928628dd506cb8

SHA512
9fdbbbcbbdebb4f5b10a6b4113b2e97e9fb3ceae2a99a20dc1b9886bbefa00990da556fa3219e0aba17e44affc821a76b3603545af32b794bc12528f0dd4a10d

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/1560-8-0x00000000747E0000-0x0000000074D8B000-memory.dmp

Filesize
5.7MB

Download
memory/1560-18-0x00000000747E0000-0x0000000074D8B000-memory.dmp

Filesize
5.7MB

Download
memory/1672-0-0x00000000747E1000-0x00000000747E2000-memory.dmp

Filesize
4KB

Download
memory/1672-1-0x00000000747E0000-0x0000000074D8B000-memory.dmp

Filesize
5.7MB

Download
memory/1672-2-0x00000000747E0000-0x0000000074D8B000-memory.dmp

Filesize
5.7MB

Download
memory/1672-24-0x00000000747E0000-0x0000000074D8B000-memory.dmp

Filesize
5.7MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads