metamorpherrat | 3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778

General

Target

3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe
Size

78KB
MD5

03adda25f95d855071afdac80815fd68
SHA1

1058828a5413ea4b1d591767b1e7255153f0774d
SHA256

3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778
SHA512

d8c560055712ec174b0336b0d7acea29ea32d1d420e5a79f102f1be6dd360f6af4448391732f2bedbfdf7263045e2b2df2a72cd916c8055770d655d46d2dd1a9
SSDEEP

1536:YHY6M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtG9/UJ1JK:YHYnhASyRxvhTzXPvCbW2UG9/Uk

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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe

Executes dropped EXE 1 IoCs

pid	Process
3660	tmpB546.tmp.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-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpB546.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	tmpB546.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1360	3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe
Token: SeDebugPrivilege	3660	tmpB546.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1360 wrote to memory of 4480	1360	3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe	84
PID 1360 wrote to memory of 4480	1360	3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe	84
PID 1360 wrote to memory of 4480	1360	3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe	84
PID 4480 wrote to memory of 1404	4480	vbc.exe	86
PID 4480 wrote to memory of 1404	4480	vbc.exe	86
PID 4480 wrote to memory of 1404	4480	vbc.exe	86
PID 1360 wrote to memory of 3660	1360	3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe	89
PID 1360 wrote to memory of 3660	1360	3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe	89
PID 1360 wrote to memory of 3660	1360	3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe	89

C:\Users\Admin\AppData\Local\Temp\3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe
"C:\Users\Admin\AppData\Local\Temp\3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1360
- 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\moaklpni.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4480
- - 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\RESB6CD.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc43C9AC22E91A4042A6EF3553247234A6.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1404
- C:\Users\Admin\AppData\Local\Temp\tmpB546.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB546.tmp.exe" C:\Users\Admin\AppData\Local\Temp\3a4d8931b907d427b782a73ef8630151504f4d7094133fbee15ca0a87b5c0778.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3660

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

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESB6CD.tmp

Filesize
1KB

MD5
65a93c1a96555716631d4808d2079951

SHA1
8bb3e33dd07d9631e72652ed81edd0726a415d7b

SHA256
bc0947d402990183ddea3074560c31a8712a62b3657de791af458c35a9741f72

SHA512
3cf2401f2d97a376d2b125fb4f6ab15f27127f648ff6e42ec02a120b7f20f6ce0bbb40d3414b3614dd94247dbab4d8577a17d9a7387bad7cce20faeed8378713

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

Filesize
15KB

MD5
dbf3483fb0993626c5ed6a10e8b1dac7

SHA1
815a7139eee6c23c4f5fa27c5a1e4a7ae7a53472

SHA256
9ee55f8d1c80cf2915e83d04771f120fb5bca0e1c46159507f1942a8d49c31c1

SHA512
01baed84fa98cd9a9af94dc94bff988686e2b6bdc76d1e34faa5a9b26c677038a87bfe0a3e7fbd01537361a21f668f9cf1773efa56f351fd40e1deaf2512dd20

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

Filesize
266B

MD5
fd756b6b322fc16c38cf5eacdf91fa45

SHA1
06467640a219120007dfb38d034b56f5cf74e876

SHA256
13314696d856f907ce9d743363b98a439007fa143f8acc03952fa8a029689f9b

SHA512
9d9aed418b9befb184c7aa20f34b44eab38870852a26d146f78d392294cee250ca82d3ff66ffcf32a6c6530bbfdc6d28f211b88ae1996952e89cab8b94e0ec9e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB546.tmp.exe

Filesize
78KB

MD5
eea7e99e2b6f2509e68f46e062434334

SHA1
604ace59806954f9aabb84eaa487fbc895c1eb28

SHA256
ce3ff7697c69eaf9518d3ee7f8e4ffcfd200760fa94e000047f9dfc7f51ddbc5

SHA512
e11c3d2000dcc246892cada9f3ec1920a6e19866498afb2585e8a3061fe1915a407c64409190f756ca4beacf598535d840e8ac6fcf1fe70fefc98c0e6c9be7d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc43C9AC22E91A4042A6EF3553247234A6.TMP

Filesize
660B

MD5
f1ece023daa5a75acde1a5dbcc167e29

SHA1
84b0dbf0d0e77ce563cb2b8c8374975e50c5c959

SHA256
edf07eca4a86e14f735d87369f3aa5dbfafa33e8cb46ef1cdb77ade4dcec309d

SHA512
541f689e2839805f319b59f8e26e77b9326fc6db5279368ebc51d89090623a17f3b9f8080ca551333e03da45be724dc6094223b76bbca29ff3ae002f5ba7d653

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1360-22-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/1360-2-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/1360-0-0x0000000074D62000-0x0000000074D63000-memory.dmp

Filesize
4KB

Download
memory/1360-1-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/3660-23-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/3660-24-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/3660-26-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/3660-27-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/3660-28-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/4480-18-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download
memory/4480-9-0x0000000074D60000-0x0000000075311000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads