metamorpherrat | a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd

General

Target

a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe
Size

78KB
MD5

2664fd9c6f4053b0d0d49e77f0b73687
SHA1

30897c778058572cbd9e6c9db62db4bddf0ed9f9
SHA256

a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd
SHA512

6b3ac294048242896e8e55eeee1ab7ba53cec80a7444a99271945d98265143e5c6da16c8ee2d144f25f70f931665873ed0ce31c94286a927468fd7a9ed7e83e6
SSDEEP

1536:XXgy5jPvZv0kH9gDDtWzYCnJPeoYrGQtN6I9/W1DR:gy5jPl0Y9MDYrm7n9/2

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
2268	tmpA60F.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe
2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\peverify = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft.CSharp.exe\""	tmpA60F.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	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.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	tmpA60F.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe
Token: SeDebugPrivilege	2268	tmpA60F.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 1864	2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe	30
PID 2532 wrote to memory of 1864	2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe	30
PID 2532 wrote to memory of 1864	2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe	30
PID 2532 wrote to memory of 1864	2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe	30
PID 1864 wrote to memory of 1516	1864	vbc.exe	32
PID 1864 wrote to memory of 1516	1864	vbc.exe	32
PID 1864 wrote to memory of 1516	1864	vbc.exe	32
PID 1864 wrote to memory of 1516	1864	vbc.exe	32
PID 2532 wrote to memory of 2268	2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe	33
PID 2532 wrote to memory of 2268	2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe	33
PID 2532 wrote to memory of 2268	2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe	33
PID 2532 wrote to memory of 2268	2532	a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe	33

C:\Users\Admin\AppData\Local\Temp\a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe
"C:\Users\Admin\AppData\Local\Temp\a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2532
- 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\ixdhvavp.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1864
- - 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\RESA6DB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA6DA.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1516
- C:\Users\Admin\AppData\Local\Temp\tmpA60F.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA60F.tmp.exe" C:\Users\Admin\AppData\Local\Temp\a3101fce422da2346f11a205c5a031672fb6f16645b28e3ec682dd1cd118bfbd.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2268

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\RESA6DB.tmp

Filesize
1KB

MD5
1d2196a723d3113f04c31323da9f76e3

SHA1
54db46468c4371048926e350c80d725cd14e060f

SHA256
0787a8865b9c82880b0a684d87558942ffaed1a40d713ebdd1f6ffc0449133ad

SHA512
e1e450e3237a71649ab0df1d8441dc78fb944dd4458b409542476f4a8e79becb5087c0c48049222a70be4fc40ed02c986e1296fa8569418f0895504ee378b02b

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

Filesize
14KB

MD5
9396ee9144b447642d2cf2054d979570

SHA1
160416d9aea22d503619e89ff36cced5641005aa

SHA256
0f64dfa5a3c0fee7ff481f61ac6e505be1fdd65a8b2de8d26558ed7817fe4c98

SHA512
5c9ab7d302b0c41a3126bd06451563056b58852a9a6885f0b54f0dd7ff0440aca9b8075f77c29c9cf6ae3afb95c9966277d43c5c8f22c1ef2f8d81df27341710

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

Filesize
266B

MD5
1635160866bdacf0244c9fa90d47553f

SHA1
8b07e786edbf884501918bb60c3c396e379f4ea8

SHA256
64631bd5455187942759e04cfb1f50f5cd37489834422d7ae4436c3485237336

SHA512
47037b574ec6691cea0322b3461c067403d40572ce1a2ed92a33072e56084eaaa0da393a14ea084ceafaf78994ed0d76300bb7530f871b2e790ed19a932bea5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA60F.tmp.exe

Filesize
78KB

MD5
c30328b9fb1ac5faa3aa448248a354b8

SHA1
95659fc422f9c173bcc70b3a90639bad68b0ed50

SHA256
e83cea7aaf4a71a7f99f4c6d49805f4b2f076d5f6640d3e4b87f7d81039eb9c2

SHA512
675c8613df85b839404d973fe2b777dbbd7a38771efd38315a73e9311033b9acad3210e729ff16baf04aa26a777a08cda2d3d7b14c4e34abfeca9b77934f405e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA6DA.tmp

Filesize
660B

MD5
a15fa1db74b269090e0f77247fb9e6f8

SHA1
d79c87f5a39afe4526b2ad6859b701bc0fc57595

SHA256
bd4bbb26085dd64f9a528d4eb914ba9a5ffe790b5b2256ca0fd9c98a89fe5efb

SHA512
4a8403c8fd506093a8c9064bc15c4d2e81d7172e18e27813e7084821a5e1f80888fdfad53e3af404e95ddb96fa72d335f4e9675921898884a32436e1917d2c92

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

Filesize
62KB

MD5
8b25b4d931908b4c77ce6c3d5b9a2910

SHA1
88b65fd9733484c8f8147dad9d0896918c7e37c7

SHA256
79c261ab6b394ee23ab0fd0af48bcd96f914c6bb88b36b6815b6bbf787ecd56e

SHA512
6d954066cec5eca118601f2f848f5c9deebe3761ac285c6d45041df22e4bc4e9e2fd98c1aa4fbb6b9c735151bf8d5fffa5acddf7060a4cf3cb7e09271a4a926d

Download Submit
memory/1864-8-0x00000000742D0000-0x000000007487B000-memory.dmp

Filesize
5.7MB

Download
memory/1864-18-0x00000000742D0000-0x000000007487B000-memory.dmp

Filesize
5.7MB

Download
memory/2532-0-0x00000000742D1000-0x00000000742D2000-memory.dmp

Filesize
4KB

Download
memory/2532-1-0x00000000742D0000-0x000000007487B000-memory.dmp

Filesize
5.7MB

Download
memory/2532-3-0x00000000742D0000-0x000000007487B000-memory.dmp

Filesize
5.7MB

Download
memory/2532-24-0x00000000742D0000-0x000000007487B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads