metamorpherrat | f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130

General

Target

f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe
Size

78KB
MD5

29ea37b8758282431d7474edb80da6f0
SHA1

726e403e5e918d6dd189d49d16dba9865af3f2b9
SHA256

f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130
SHA512

c17bb1d80d5bd7fb071b6c7d66a7c378ae2901ea5bf3f2de7a957a2e291a5922ef484b7842e0980956b2a3a96c746f1c86988193ce8404ddad9dcaef5f2d518d
SSDEEP

1536:LmWtHFo6uaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9QtLP9/3:aWtHFoI3ZAtWDDILJLovbicqOq3o+nLF

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

Executes dropped EXE 1 IoCs

pid	Process
1960	tmpA831.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe
2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpA831.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	tmpA831.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe
Token: SeDebugPrivilege	1960	tmpA831.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2544	2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe	30
PID 2100 wrote to memory of 2544	2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe	30
PID 2100 wrote to memory of 2544	2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe	30
PID 2100 wrote to memory of 2544	2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe	30
PID 2544 wrote to memory of 1736	2544	vbc.exe	32
PID 2544 wrote to memory of 1736	2544	vbc.exe	32
PID 2544 wrote to memory of 1736	2544	vbc.exe	32
PID 2544 wrote to memory of 1736	2544	vbc.exe	32
PID 2100 wrote to memory of 1960	2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe	33
PID 2100 wrote to memory of 1960	2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe	33
PID 2100 wrote to memory of 1960	2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe	33
PID 2100 wrote to memory of 1960	2100	f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe	33

C:\Users\Admin\AppData\Local\Temp\f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe
"C:\Users\Admin\AppData\Local\Temp\f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2100
- 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\qnwshkum.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2544
- - 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\RESA8AF.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA8AE.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1736
- C:\Users\Admin\AppData\Local\Temp\tmpA831.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA831.tmp.exe" C:\Users\Admin\AppData\Local\Temp\f7316c1b376ec7f9b6b06b81d05c0d4e8234657f9e304644777b899c593a8130N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1960

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

System Information Discovery

1

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\RESA8AF.tmp

Filesize
1KB

MD5
beaf51d3c7aeacd55eae80cae10b17cc

SHA1
80c4640406161ccdd46733a32aaec1d0b2acca4e

SHA256
3921c86858960acf83ec99885f1b3b32cb18ebaaeae47fc73353ef5d8ea46e24

SHA512
cc5fcb6b418931a6db7cd5fa332429b3be000b2eff9e5dc60ee0d678f5ac3073f6c72960dba9c26fc17d17e09063b564a64c6f9682760b748813a05023c79b83

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

Filesize
15KB

MD5
9054be6cb4212e4199acd4c50cf831e5

SHA1
2c4e0d08eaa4d29efd34e9eb98e5ebee27d3ac0d

SHA256
aa2f5dcf4049fc6c2d22215dd1ea7b06cb2a9baa2004b8ba42a9468a51481a0c

SHA512
71dfef1ebc78efc6d60864a0f31f2016f9232631b592c0c6dcb9290536604524df1c69ec595d716bb26086875fa16e9bf32f8062f32b5d241a0a0709754b2f0b

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

Filesize
266B

MD5
fe51ecdb51aac8d5f87d94d3163bf53d

SHA1
16cf121c90c46e7b36f27a1ef4474a8c0374f2dd

SHA256
116442b6ae74e5c8bda3b5704ac30e5d9d2da229a448a6c5e6d73f274cab2f79

SHA512
e985c8ce2422e38efd3e793e8a78643967acd4739a56c6278a4fd3cc75a6fd637f5030a96762a1d11c4d85afbc06490512806a9f3ca50234a51d3af458348d87

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA831.tmp.exe

Filesize
78KB

MD5
1fd95c20f4b722e1a9f4df26b7e7b73d

SHA1
13493584013b2c766e87df1e2d7d310ae92edcd7

SHA256
ca89351008552b4ef830cdd6caa64bab3ee6d3af43a715ce5d8a2bb0eab92c0a

SHA512
fcf3a970a87baf317c09bb828079ef1069e4a36537136c41b0b6cb038e0e2bd9a3debc42b58fde66c629aa7132165c4f9c22a0e75f15cc1cdb3b97731537bc5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA8AE.tmp

Filesize
660B

MD5
8daea0243a80179f9d26a85fcfe3c53d

SHA1
fe11d2a609f084170825cbf5a51c173c1e556c25

SHA256
63c7d05f9b2b76ffe8e3216466e67fb0467da649f18cfcbed548b675b021d9a9

SHA512
9d483bfd8b0ba29d0808224825673658875f7304326dd739b44a77b125bab5b51a5a1a4bf341b7068626971397e155498eca6b2f53d9d8753b13cfc9c597c5c8

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2100-0-0x00000000748B1000-0x00000000748B2000-memory.dmp

Filesize
4KB

Download
memory/2100-1-0x00000000748B0000-0x0000000074E5B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-2-0x00000000748B0000-0x0000000074E5B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-24-0x00000000748B0000-0x0000000074E5B000-memory.dmp

Filesize
5.7MB

Download
memory/2544-8-0x00000000748B0000-0x0000000074E5B000-memory.dmp

Filesize
5.7MB

Download
memory/2544-18-0x00000000748B0000-0x0000000074E5B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads