metamorpherrat | 4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250

General

Target

4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
Size

78KB
MD5

6faa53cffe376dd59aa789bf390aef6e
SHA1

e444c3f9ee254a47510ea87e2c1024c29795261c
SHA256

4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250
SHA512

8c1a03b2c9508738da5df7e2bdaa3f2d892269bd4dd843452db2d166ec24d863e182ce6e85dfb1eed8cf994e48b938642d7665feb1c447637fbacfafafcf52d0
SSDEEP

1536:Jy58MLT8hn2Ep7WzPdVj6Ju8B3AZ242UdIAkD4x3HT4hPVoYdVQtt6F9/M1Ym:Jy586E2EwR4uY41HyvYu9/e

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
2384	tmpBB92.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\mscorsvc = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sortkey.exe\""	tmpBB92.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	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.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	tmpBB92.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
Token: SeDebugPrivilege	2384	tmpBB92.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2524	1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	30
PID 1680 wrote to memory of 2524	1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	30
PID 1680 wrote to memory of 2524	1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	30
PID 1680 wrote to memory of 2524	1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	30
PID 2524 wrote to memory of 1336	2524	vbc.exe	32
PID 2524 wrote to memory of 1336	2524	vbc.exe	32
PID 2524 wrote to memory of 1336	2524	vbc.exe	32
PID 2524 wrote to memory of 1336	2524	vbc.exe	32
PID 1680 wrote to memory of 2384	1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	33
PID 1680 wrote to memory of 2384	1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	33
PID 1680 wrote to memory of 2384	1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	33
PID 1680 wrote to memory of 2384	1680	4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe	33

C:\Users\Admin\AppData\Local\Temp\4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
"C:\Users\Admin\AppData\Local\Temp\4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680
- 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\fzazkv2d.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - 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\RESBCDA.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcBCD9.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1336
- C:\Users\Admin\AppData\Local\Temp\tmpBB92.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpBB92.tmp.exe" C:\Users\Admin\AppData\Local\Temp\4f06b467b92d6b47dfe52c5e3ba448f7141da2f1397ec5f5ea90e0705c341250.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2384

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\RESBCDA.tmp

Filesize
1KB

MD5
ce6a791a8eb4ca3cbc3ab5d0d267a0aa

SHA1
420f15486943169ea39f8f27c5f51f15b67ef565

SHA256
0b9157031e3ebeeaaf1ce2af927f797452243f4a231a29201681c1d6ce106694

SHA512
41a341787a50a9950c23974e88eef0cf64087ecc769f8a5cf14bfdf3a600b65e677960f95d704011dc4a50a4daa15af751aafaaa99467051eed15a27e371ceb9

Download Submit
C:\Users\Admin\AppData\Local\Temp\fzazkv2d.0.vb

Filesize
14KB

MD5
7c58c55aa38702a6d5750dcf93c6cff6

SHA1
f131cb5f2d38ac7f407d0caa85a14da33b6ff4d0

SHA256
df18c616ff14832f12a8161b03b10c6f1f1b8b96f9b961375148346bfff8bb7d

SHA512
d4fd16f8bf4ffbb4b8d52acdebdbbb1647fe29b1a08f07e3c27d85b040cd949c0e094391c975913239375e987fdf3206c83715f0199ddbdc2bc994aced124e9e

Download Submit
C:\Users\Admin\AppData\Local\Temp\fzazkv2d.cmdline

Filesize
266B

MD5
da2f1c702377df811afb1e7a306d3575

SHA1
44154d2acfc559c89d6218b4c994c866e8b4d17d

SHA256
0f4463c420d08f4a6f53c7390d654ed50f45e9e502aa2cd808d51b704ed6ef53

SHA512
449a97fc17ccdaaf9f2314aee48454ca1bddd34ba9b14fb080872d8411617a14fa2b5aebb9e070870986defcfb970a37eebed5a3c6b6958c080740ad26cff086

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBB92.tmp.exe

Filesize
78KB

MD5
aa7a70671e4e0814ebc250e11c8ac623

SHA1
588620bfd53f5b0ff8b8417ab3dd873661c4fbf6

SHA256
e0264fefb325e22e5cbef02a92d67fa99ff8a1bd7a15410c8e611f8c18270fa4

SHA512
5520c009b1fbbbb537dd43b8d31605aa94988f48f27a57b79dac45f72c0d1a7b890afbe2738b43b0e1f745d83738d7c38dedf161d56fd7dc70b4c4b068ffc16e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcBCD9.tmp

Filesize
660B

MD5
2fde75411f65c6e38081f02c6eda0107

SHA1
7059048c6b6ef40cd2cf4bd087f8be5353c056bb

SHA256
692b672ccd90fa537815306952c647f75163cc6d802c44d1a2c39a54cbc35ad0

SHA512
13f9eab3269519f1ff1283423c428be0adee251f80ca2e477db1d7ef09ecee4a2e8fc10a328cbff2bb44d9c33c011ebfeaa8bd09b4b4de5c59b115e7a400df2c

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

Filesize
62KB

MD5
6870a276e0bed6dd5394d178156ebad0

SHA1
9b6005e5771bb4afb93a8862b54fe77dc4d203ee

SHA256
69db906941dec2a7f1748ea1d15a058751c77d851ce54ea9e2ebdf1d6c7ed4f4

SHA512
3b6f412d4bdf0939677ab6890a6417da6f737376e13375d2a60871de195aa14344b8340d254b819c850d75a443629cbf26f35533e07aaba9532fdc5284132809

Download Submit
memory/1680-0-0x0000000074F21000-0x0000000074F22000-memory.dmp

Filesize
4KB

Download
memory/1680-1-0x0000000074F20000-0x00000000754CB000-memory.dmp

Filesize
5.7MB

Download
memory/1680-2-0x0000000074F20000-0x00000000754CB000-memory.dmp

Filesize
5.7MB

Download
memory/1680-24-0x0000000074F20000-0x00000000754CB000-memory.dmp

Filesize
5.7MB

Download
memory/2524-8-0x0000000074F20000-0x00000000754CB000-memory.dmp

Filesize
5.7MB

Download
memory/2524-18-0x0000000074F20000-0x00000000754CB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads