metamorpherrat | c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11

General

Target

c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe
Size

78KB
MD5

39e605d590615ffda6969f7d96a7d240
SHA1

44cb3125e7dd2e3c9257d2181025ba628bc6ec7b
SHA256

c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11
SHA512

329d7c5b0d9c6b47a3ba03772827ffa1871c7b68f0d71ccb3d66a1f044eda58ec31342b8ecd4b9e9380b07f0d6b8da19efca3f67aecd106e1d579e4c35d49409
SSDEEP

1536:SVPy5jnAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qtd6e9/w0160:IPy5jnAtWDDILJLovbicqOq3o+nt9/wW

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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe

Deletes itself 1 IoCs

pid	Process
4808	tmpC227.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
4808	tmpC227.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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpC227.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	tmpC227.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4412	c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe
Token: SeDebugPrivilege	4808	tmpC227.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4412 wrote to memory of 4100	4412	c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe	84
PID 4412 wrote to memory of 4100	4412	c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe	84
PID 4412 wrote to memory of 4100	4412	c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe	84
PID 4100 wrote to memory of 2444	4100	vbc.exe	86
PID 4100 wrote to memory of 2444	4100	vbc.exe	86
PID 4100 wrote to memory of 2444	4100	vbc.exe	86
PID 4412 wrote to memory of 4808	4412	c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe	87
PID 4412 wrote to memory of 4808	4412	c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe	87
PID 4412 wrote to memory of 4808	4412	c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe	87

C:\Users\Admin\AppData\Local\Temp\c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe
"C:\Users\Admin\AppData\Local\Temp\c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4412
- 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\wikdiswt.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4100
- - 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\RESC3FC.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc584C135AA151421292F3E7B9992BE6FE.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2444
- C:\Users\Admin\AppData\Local\Temp\tmpC227.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpC227.tmp.exe" C:\Users\Admin\AppData\Local\Temp\c7b8522a03d1e130cd927e51ddd7e11a77cb7bd2ba370ca9a23f644a2ff98e11N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4808

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESC3FC.tmp

Filesize
1KB

MD5
13103c1f08438ddf9d644131c3825ce4

SHA1
c9958dca42e6cdee5130f93a47f5db9a12efe7ee

SHA256
a4ed2a2f9ad3b645f8e889dcdd34e9a1539ffed8720440016cb94aa8cd06fd95

SHA512
f05b4037a831ee14911bc9f8ac63746f6b8758d3118482607a4ee684ab169022c321e135ccd36896ab6867eba9625f46d8c2d202598c71a51a116f4a45c4c26a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC227.tmp.exe

Filesize
78KB

MD5
fc0278b5ec9039b065cdd0e50d910f6f

SHA1
a73587a5a76d0406002bd32b395468935ae01bc1

SHA256
d4fb918fcaf78cfbe05089c399db1665f5eb646ddbb6629967d57232494978b9

SHA512
0b521837f923638a0363d14b897ea8abe073f98104910d8d5c65c00e993fb22fcf355105d42e31c7f02eb13b2d370bee6115d227637b47a9bc07cbb805c78a06

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc584C135AA151421292F3E7B9992BE6FE.TMP

Filesize
660B

MD5
8cee56865f3d0cb506772c5b66fb4e93

SHA1
4adddffdf7e0bf9e0c3a203bc10065b21be77d78

SHA256
2632ad9eb8b9c4ff22c29b13ca2a92b3f73d46b9f84035b31ba2bcaa86180cb7

SHA512
7b2d3909410a74abcd7c1447bf07f785a46f8e30acdc871ce77254253b07a376604a02b69ba0184d20f0aec1224ee7bf535f4f742401b642a05e6a6904c0a1f0

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

Filesize
14KB

MD5
c0a6680d20982bc0a4e1ff2e6f1983f1

SHA1
df94428c0dc17923926154f99784d33acf7e1f66

SHA256
d395edddd4b415feccb30d94644303ed25d1dd1cf56993c6babb864db750ea62

SHA512
e0e1112e12c29674392ec7f728fc9a6b2efbfe7e937e1d4922a68d9533868c108182e33b633e70bb77ce8836000a49772c88c7678336e28a8b9c624da1fc9141

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

Filesize
266B

MD5
18cee2770d6deed9767b92dbc602cb52

SHA1
844815fc0aab8d7b12f85fc8b1e1236c13468691

SHA256
2aabdffa11ac4e04dd0c3aa0b365de0e039fceedb6e50d5c4643853da9f57540

SHA512
31989670db5f05bc7e8e7b72c43384d636d2547d370fbbefa5f13e28ba2abc2d1a899cd912ba2c0a66cbcc98ef352dcdb780892fc626284cefda898f3996504f

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/4100-8-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4100-18-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4412-0-0x0000000074762000-0x0000000074763000-memory.dmp

Filesize
4KB

Download
memory/4412-2-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4412-1-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4412-22-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4808-23-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4808-24-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4808-25-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4808-26-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4808-27-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download
memory/4808-28-0x0000000074760000-0x0000000074D11000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads