metamorpherrat | bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259ed

General

Target

bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe
Size

78KB
MD5

bcd65442f945cbc269b83f05f2aecd20
SHA1

2bfd73af2de179d10ff72e5c9225f187712d1add
SHA256

bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259ed
SHA512

18bf625c1ec762cb054c57ec7e7bf766384fc2a1e1e8aa2a2ecea35f0addaf5958aea87b3ef1ebdb2e4f6442a501b4c4c27c79b6e3b65d1adce43a72b86792e9
SSDEEP

1536:IWV52XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty619/jH146:IWV5+SyRxvhTzXPvCbW2Ut9/F

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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe

Deletes itself 1 IoCs

pid	Process
2820	tmpA306.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2820	tmpA306.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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpA306.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpA306.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1720	bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe
Token: SeDebugPrivilege	2820	tmpA306.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 1580	1720	bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe	82
PID 1720 wrote to memory of 1580	1720	bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe	82
PID 1720 wrote to memory of 1580	1720	bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe	82
PID 1580 wrote to memory of 2112	1580	vbc.exe	84
PID 1580 wrote to memory of 2112	1580	vbc.exe	84
PID 1580 wrote to memory of 2112	1580	vbc.exe	84
PID 1720 wrote to memory of 2820	1720	bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe	85
PID 1720 wrote to memory of 2820	1720	bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe	85
PID 1720 wrote to memory of 2820	1720	bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe	85

C:\Users\Admin\AppData\Local\Temp\bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe
"C:\Users\Admin\AppData\Local\Temp\bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1720
- 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\xztptnrk.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1580
- - 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\RESA46E.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc88592B848322428BA3527FD76D68E7AD.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2112
- C:\Users\Admin\AppData\Local\Temp\tmpA306.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA306.tmp.exe" C:\Users\Admin\AppData\Local\Temp\bd85aad0e2f51871debd7016620233e5780b3f19802d2dd04469ac1f036259edN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2820

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESA46E.tmp

Filesize
1KB

MD5
480f5c9d1811f6e86de4d4cfca3d6652

SHA1
30e4e8878e30a8a5a440f831f4fc167b75e385b1

SHA256
e0fcb30a3f94b2dae592948697a30bfb83b15e9bf6587f1765b82d83d585e769

SHA512
b17ff403ded9a78f198e602da0bbb922c54297d0d040dcbadc4a23dd3a70f9bb850ae5055154d02752319d223fa571e452c263b6fe4ae76826faa6fb59d14fe2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA306.tmp.exe

Filesize
78KB

MD5
c4345dd6b48986ef25063daf0bf8171d

SHA1
73d0695854e506536106da304a87f1d7d293497c

SHA256
a4e11628d2a414a984e2cd24f4b44c0399caf16f51749e1ea6997507c2fafbb2

SHA512
e87ea31b95106b0feb10c58bb8da36a1ac19de1f77d930581ae39559b0c5b6da4fb984d3082cd0f3bef028fdcb0e775b1205816a881f0de76619edbf43170e71

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc88592B848322428BA3527FD76D68E7AD.TMP

Filesize
660B

MD5
085d4d4e68b3c2475a5fc3625158dda2

SHA1
4765665d4ac86dd27af221dbfd614c154f36b7ee

SHA256
e47ab22137d201cb1fd06c72f4c6d97ab250f66ee9ed608233e8ed3a2ecf5e12

SHA512
cc996acdb3fcdf64b664a2e626b9d3f67c905e4e01f4af194a0a6a000bac5569bb6a44a305ac138fcf643a17931a526a23268abf9846e2f5b0af176ad305a2f1

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

Filesize
14KB

MD5
33bda933c3c2e92ab7125a4188839167

SHA1
69d361c27ebdef7a25b3b2eb45ba526b1a6af697

SHA256
b0ffba49128a629950a85ba71b52e3121def35eafc253e1f90ea6398e179749e

SHA512
be2c61794cb9aaa638dcb3b7eee1136efc57ef0a606c3b10ec3b0fb1ab73b358077532c336a4bf00f6ac3dd03ddb80a937eacca967c8174373fe3eec3dedca7a

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

Filesize
266B

MD5
11c662f7909736b71028d8fbd1c35b64

SHA1
a9315894bce839b6595d26ce78cf234041a8d414

SHA256
f293cbf2ba786ea25aba65e3db4ec9b0a15897cba0cf2233f999686f072d78df

SHA512
ef02ced2399f582fb3904500876f6cc45d90cdb887ee52d360f75506fe8a3e15eece8eaa5367537ea950dbdf5012a0360c1b0fb01072973a907fa9cdbcb09363

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1580-18-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/1580-9-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/1720-1-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/1720-2-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/1720-0-0x0000000074F72000-0x0000000074F73000-memory.dmp

Filesize
4KB

Download
memory/1720-22-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2820-23-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2820-24-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2820-25-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2820-27-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2820-28-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download
memory/2820-29-0x0000000074F70000-0x0000000075521000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads