metamorpherrat | 72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4

General

Target

72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe
Size

78KB
MD5

ff2b602b2c24683b28896975bdf74338
SHA1

ab7b0ac5262e1a68d5c40dcf275adae83a531cd1
SHA256

72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4
SHA512

334319c1f043e37eed2ad17ace5813c4494a54bb3370fe47fff2d828ee1433fa700083ea40635e4e460d5d54bb9905362903d7022463870215728edf92cfe280
SSDEEP

1536:kRWV5jGXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtC629/JWV16AM:kRWV5jOSyRxvhTzXPvCbW2Ue9/aM

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

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe

Deletes itself 1 IoCs

pid	Process
3024	tmp9049.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
3024	tmp9049.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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp9049.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	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.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	tmp9049.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1856	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe
Token: SeDebugPrivilege	3024	tmp9049.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 3056	1856	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	84
PID 1856 wrote to memory of 3056	1856	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	84
PID 1856 wrote to memory of 3056	1856	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	84
PID 3056 wrote to memory of 4912	3056	vbc.exe	86
PID 3056 wrote to memory of 4912	3056	vbc.exe	86
PID 3056 wrote to memory of 4912	3056	vbc.exe	86
PID 1856 wrote to memory of 3024	1856	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	87
PID 1856 wrote to memory of 3024	1856	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	87
PID 1856 wrote to memory of 3024	1856	72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe	87

C:\Users\Admin\AppData\Local\Temp\72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe
"C:\Users\Admin\AppData\Local\Temp\72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1856
- 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\_u6um_cj.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3056
- - 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\RES90F5.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcD1BB5997BE484EDD812A7EA18C75A7F.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4912
- C:\Users\Admin\AppData\Local\Temp\tmp9049.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp9049.tmp.exe" C:\Users\Admin\AppData\Local\Temp\72b1fa70de67bc81ed12f206e5ad7af28592f0b07057170f4bed935325a4e9e4.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3024

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES90F5.tmp

Filesize
1KB

MD5
274f9cc45420551313ad94949fd8aca2

SHA1
a77d5a569361dc966adfcf4403a5ecbc195aceb9

SHA256
853fccdb9a020e284350a999adf3c4c1c0e1297cdc24d7791affb233c4c1070a

SHA512
631e6707aeaafa223fb8bc1f3f4da9d94031d6b01d982628881d733a599b6c1a6962f98c46b2d6944165b7c85c72a82029fba2bd80fb1ed7ee983d6869dd5b8c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_u6um_cj.0.vb

Filesize
14KB

MD5
c0cc7d4f477af071ca2002b0783fccd3

SHA1
8b569d00b9559332fb2f00c61ef810c98bb4ec33

SHA256
135f29bfdc6b0459bf02f691fdd79f517b6b089f42b1c1d79b0f60488b9fcd7d

SHA512
34171a9ad63cb4b8a2d308ea9c75f3b3aff1cd616532807fcbf6508f788d95a80a754c52ecfef3f8cc959ec84e5b276ec8e6d84a5b76c020de959e90bc17f8d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\_u6um_cj.cmdline

Filesize
266B

MD5
4864f1c770a13f1a853533386f2f473f

SHA1
28ec5ffc57fefc9f5894e71b2f41e76bc4e36c96

SHA256
89bf77d0be6b0ba150c870d4a02ee50685ac6fc711d60d38205e9cb842d421ee

SHA512
26151ba362770ac925b8e4cb6bdf7691997c3f2f54ec1958446219360f63d353ec469726b829a13e163b5804c9b9a693a5ef42121e98cb1b86fd46e614f84c8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9049.tmp.exe

Filesize
78KB

MD5
c69d9399cfcbd7392ee228beeec8946e

SHA1
ab95d75928f09f1c89c886d458c9eb945a93226e

SHA256
5c58b1e4b0828ccb2983e4a03d05212261acafe84e5c5b6793d457d2a0b40723

SHA512
5e87fd5a00a2449f3a3a7bdfe63bdcd054d8c06c93f13b7cad9799b19f47fc3610c4d3edde90826e4ea881ba56650c1ab803e4fd0136ccdf1730467363dd3ace

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcD1BB5997BE484EDD812A7EA18C75A7F.TMP

Filesize
660B

MD5
675b9fa68f648926f967532326183646

SHA1
21aa0022eea215dbdfc57f9d1969e67666bad27c

SHA256
3f7b1ffd0f379409cd2ba0dc2f0ef1e37cdd8156ed1092d358e6a10bfef8ea34

SHA512
d5622e8cefb64cf6303c82989dea4e1cda565f1d5c6a3f279a98f3f93a53a66a8086f8a307b4a9a3a03101041b8817d3542d90013be5ad09aaee688d6f285f8c

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1856-1-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download
memory/1856-2-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download
memory/1856-0-0x0000000074812000-0x0000000074813000-memory.dmp

Filesize
4KB

Download
memory/1856-22-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download
memory/3024-23-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download
memory/3024-24-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download
memory/3024-26-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download
memory/3024-27-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download
memory/3024-28-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download
memory/3056-18-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download
memory/3056-8-0x0000000074810000-0x0000000074DC1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads