metamorpherrat | a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7e

General

Target

a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe
Size

78KB
MD5

1a17b15131f3eb311f87f81692497c10
SHA1

f4cc8ede15ac89249c9b29d7885b7a71fe914e27
SHA256

a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7e
SHA512

86652b6ae070ee93e27affe16ffb4c7bec2aa0a3a831749f57496659edc41c0b48f06b024728d693963e67b65eca784dfeb33c0e842504aad597c29827620b71
SSDEEP

1536:SWV5jSEdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtC6Gt9/Sp1R4:SWV5jSzn7N041QqhgG9/z

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe

Deletes itself 1 IoCs

pid	Process
632	tmpCA74.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
632	tmpCA74.tmp.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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpCA74.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	a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.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	tmpCA74.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3104	a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe
Token: SeDebugPrivilege	632	tmpCA74.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3104 wrote to memory of 2676	3104	a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe	84
PID 3104 wrote to memory of 2676	3104	a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe	84
PID 3104 wrote to memory of 2676	3104	a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe	84
PID 2676 wrote to memory of 312	2676	vbc.exe	86
PID 2676 wrote to memory of 312	2676	vbc.exe	86
PID 2676 wrote to memory of 312	2676	vbc.exe	86
PID 3104 wrote to memory of 632	3104	a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe	87
PID 3104 wrote to memory of 632	3104	a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe	87
PID 3104 wrote to memory of 632	3104	a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe	87

C:\Users\Admin\AppData\Local\Temp\a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe
"C:\Users\Admin\AppData\Local\Temp\a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3104
- 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\5ltthnuh.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2676
- - 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\RESCBAC.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcFB9E375DD0F4497DBC41D75AC1DAFEFA.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:312
- C:\Users\Admin\AppData\Local\Temp\tmpCA74.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpCA74.tmp.exe" C:\Users\Admin\AppData\Local\Temp\a600554468272a7637964fa94b8832ef8f673655b6c144025b93783499024f7eN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:632

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\5ltthnuh.0.vb

Filesize
14KB

MD5
c799871a0f4c7009834ab6f2014ac82c

SHA1
a156f4833b360fb61ece7ad54df13fb07105118e

SHA256
72c5546207d8d0221a581d3dfffd414c8e3fda64c50e84c52768ba253e6cd4b2

SHA512
383a0696ba2b0186edbc6f2dd225ac0d392d4c2f666f9908bc597b4f757d4ddd01170224d2c14e44be076be800e84c5da04b7d678e44b3f596c51644f289bf0b

Download Submit
C:\Users\Admin\AppData\Local\Temp\5ltthnuh.cmdline

Filesize
266B

MD5
5996aef085b74aa6e53519509a7e6ab2

SHA1
66aa40a0c26d86f09d77db489a0ad509e57b05c5

SHA256
40700177df8d5428e201061d81ef521e4cf67638b2f49b4afccd364b727a3b17

SHA512
9932411105f7db12e478977028a7f597873a86a08e68213dcfd7c7dd8bd116cb6d9e3ad09443bb1b574e58fae0f268a1ee58b1bf12249d286a0e8be435d43f9b

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

Filesize
1KB

MD5
1bab479dd0d3be25f3bb1e9cc42898b2

SHA1
cf98ab5087796c90f24238b349c740a356d27563

SHA256
46f1d76ab1c87dfd75f31e0c8250e962934a3e1424a27c80137d0da6a7c6ad9c

SHA512
270268a9613bae240226883ecc978a6587edbbec8aacd3ba771b87a92f32b10c81f7b2c35014dd54daab27e08be34d33978299ddb7895874aadec7c1ac580279

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCA74.tmp.exe

Filesize
78KB

MD5
8a4100f6843c120e7afb97dfa12b313e

SHA1
ae611571766e096325f80829715310c43b0d8a90

SHA256
92f4113cba124892da0c25cd769bd5b827d1ce21a6666afc075cbaa60f9a896c

SHA512
75414ef0149f3441318486521bb94a5c8515f3064ba85782e9df5ece102942188b94e8bb7225fe2609a0f1e7b324198e420b9a4ccccd15e0daff6b49ffaed76e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcFB9E375DD0F4497DBC41D75AC1DAFEFA.TMP

Filesize
660B

MD5
8a0b8b7b1db35f243f1f91f1d7b1794b

SHA1
49ec676317f9decb689601dc337672e093ca0c5f

SHA256
69cd35e7644764628b376f2bbc2b3740a59f52630495db0a6630f43cd9b4c41a

SHA512
7278ef6750a51911bd3c5fadc88d0e53c7b2728f1542e66a38c22287458dc952c6dc04e4106c559407364c49367096ad4c080394e40df526c2ee5f376c46853d

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/632-23-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/632-24-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/632-26-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/632-27-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/632-28-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/2676-9-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/2676-18-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/3104-0-0x0000000075472000-0x0000000075473000-memory.dmp

Filesize
4KB

Download
memory/3104-1-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/3104-22-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/3104-2-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads