metamorpherrat | fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21f

General

Target

fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe
Size

78KB
MD5

3d0acd89a6cb46ac84339b3607fb83b0
SHA1

669bf512f0fa2af8a9356ca96c066ad91d65b8ed
SHA256

fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21f
SHA512

ab4e4b97fd0adb9098d4b512debd0b2d589696722a9f41cf658f5f690fecf7f1983c05e1e1f3658eb6eb7ec328913f2ac1695a78499b556a25631fd93150f18d
SSDEEP

1536:De58Vdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtC639/wQ1zV:De58An7N041QqhgP9/N

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe

Deletes itself 1 IoCs

pid	Process
2756	tmpB304.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2756	tmpB304.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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpB304.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpB304.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3908	fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe
Token: SeDebugPrivilege	2756	tmpB304.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3908 wrote to memory of 4964	3908	fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe	85
PID 3908 wrote to memory of 4964	3908	fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe	85
PID 3908 wrote to memory of 4964	3908	fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe	85
PID 4964 wrote to memory of 912	4964	vbc.exe	87
PID 4964 wrote to memory of 912	4964	vbc.exe	87
PID 4964 wrote to memory of 912	4964	vbc.exe	87
PID 3908 wrote to memory of 2756	3908	fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe	89
PID 3908 wrote to memory of 2756	3908	fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe	89
PID 3908 wrote to memory of 2756	3908	fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe	89

C:\Users\Admin\AppData\Local\Temp\fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe
"C:\Users\Admin\AppData\Local\Temp\fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3908
- 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\l1ikkbzv.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4964
- - 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\RESB45C.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc1848AE32216E439EAA33B0059A2546.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:912
- C:\Users\Admin\AppData\Local\Temp\tmpB304.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB304.tmp.exe" C:\Users\Admin\AppData\Local\Temp\fa27351d20b9b5e38197880147dc0a57ec48547e27784779303ad57ef32ec21fN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2756

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\RESB45C.tmp

Filesize
1KB

MD5
df4121b6d0073762f8fae4d08b309b0f

SHA1
30ee406248d69f0ad3c38444630e133bdeae2a9a

SHA256
a0d45b1addf38ab8f383c94caf942a7dd81ff3db177f913ffba10f58727fb551

SHA512
2c9d6aaab1d1d563570c59e7ef584893e43e226b644fa4702282849f21eee26069621ce434ae34bc1b0903d49699c2a8bac412d5bdd65696c29e63c0530979f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\l1ikkbzv.0.vb

Filesize
14KB

MD5
a42f791b0e297f76404f073be6e3bc69

SHA1
417fc2050dd9a8eae1273ca738c33e0d2cfba9a9

SHA256
e5081bb059165ac8d5bdeadc1501f44ef3308f335613c9cfabd86ac7f1f9f4d1

SHA512
de1f53c1abd90fdf692d46f5284a5c246dc518ce81e8515444e5c9b051fb3404cb86dbd9a5122fee6e62ee17c4fee81496c3b954bb9a016490adb39f1eb93111

Download Submit
C:\Users\Admin\AppData\Local\Temp\l1ikkbzv.cmdline

Filesize
266B

MD5
e016eb2a53231fa47dbc896626d11080

SHA1
378595f60ea28ce8c39fa285eb1d385fbe5d0764

SHA256
4f7f066e3b7ce924fe236573aee3a3a1d909eb0f7deea0666d219ddb0ebc3cc9

SHA512
e1b15c7209caf0ab1d8223b80a07fa163715c067a65fa6a397b72869c5d021389dfdc221aca7420933e5451c8c3dcfb907954a5b90f6e5accbbe8d1e3c32291a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB304.tmp.exe

Filesize
78KB

MD5
872aba6f7e843669e8415e943b0efb21

SHA1
6be58ce437969f22bdeae8037c50f0797e338595

SHA256
9c44f0f3bb6046c4c30dcf9f6717e3e0e59de7be7817182c5f3d15e9c99929be

SHA512
d80c86973c8a08e96637cc27c5940fc5bd1af04a77738af86480fa403adad760e95aebe6e2b3b0f4b8808671c741050a782b61a75191472ebb50f8513ffdf4e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc1848AE32216E439EAA33B0059A2546.TMP

Filesize
660B

MD5
cceeeb77ae7504cfc24ff0a3af93890d

SHA1
6c8a5c63d0009620c336547e24ed73e61f2dd613

SHA256
66f81d1dfbbc6a5a33716942cf59acc0104fa9871fb1a3e685df88c194000fb7

SHA512
b1b3c692f8932422d9a688aed7811b750ebc627c839c50362cd38a8abef8d1806bc42613ad1c35a59e748c03f32d753884915e7b0b1b260dc5849855974dbb08

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2756-23-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/2756-28-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/2756-27-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/2756-26-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/2756-24-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/3908-22-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/3908-1-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/3908-2-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/3908-0-0x0000000075422000-0x0000000075423000-memory.dmp

Filesize
4KB

Download
memory/4964-8-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4964-18-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads