metamorpherrat | f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091

General

Target

f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe
Size

78KB
MD5

ae4e95fbc9c599bbc51026a16ce01130
SHA1

28dcdbbd6d771345d0afb996c2818f133bc04497
SHA256

f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091
SHA512

d43b3b6aa22f8bc0efd9930e654d9f21b5c3e0a09c6a0b4812285679e0e48c18ec69e147b70ecd572d407c4d6ef1c52dee296329f221b6375eaa1d77fcf5507d
SSDEEP

1536:DXRWV5sAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qti6SM9/v1zm:zRWV5sAtWDDILJLovbicqOq3o+nD9/s

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

Deletes itself 1 IoCs

pid	Process
2076	tmpD8E1.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2076	tmpD8E1.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe
2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpD8E1.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	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.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	tmpD8E1.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe
Token: SeDebugPrivilege	2076	tmpD8E1.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 1732	2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe	31
PID 2100 wrote to memory of 1732	2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe	31
PID 2100 wrote to memory of 1732	2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe	31
PID 2100 wrote to memory of 1732	2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe	31
PID 1732 wrote to memory of 540	1732	vbc.exe	33
PID 1732 wrote to memory of 540	1732	vbc.exe	33
PID 1732 wrote to memory of 540	1732	vbc.exe	33
PID 1732 wrote to memory of 540	1732	vbc.exe	33
PID 2100 wrote to memory of 2076	2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe	34
PID 2100 wrote to memory of 2076	2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe	34
PID 2100 wrote to memory of 2076	2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe	34
PID 2100 wrote to memory of 2076	2100	f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe	34

C:\Users\Admin\AppData\Local\Temp\f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe
"C:\Users\Admin\AppData\Local\Temp\f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.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\znxfqrl0.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1732
- - 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\RESD9CC.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcD9CB.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:540
- C:\Users\Admin\AppData\Local\Temp\tmpD8E1.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpD8E1.tmp.exe" C:\Users\Admin\AppData\Local\Temp\f10b5317e6ff77ed1d5d8a11035685e4ee56d15590fd531242c6260d4384e091N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2076

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

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\RESD9CC.tmp

Filesize
1KB

MD5
ac8ea179658afa6f7c1f40df9914635e

SHA1
24292888ef20b8f802ab3d0e2f91c6e3756bfa0b

SHA256
9ba8a9956bcb9d0c21c637b51f744149481ef55af4a358cc6fe48ec622ef07db

SHA512
9557a97803753aa4988f5e20eabf23decde1b5296a054f3fc8369bd7c2b82cb4584cf96de9ff979dcddfa98004cd63442a7aeeaffc92b7536d89acf6050427d4

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD8E1.tmp.exe

Filesize
78KB

MD5
c3799c0453c0f9a5ec657af10c180ef4

SHA1
95e5752a39e48c6c5d84e782f91ea02d86ed8f4c

SHA256
a95b5469e9d0a77debd85bbaf5374451c057fbcf9daa46e30c61d897907e4aeb

SHA512
c5b52b4414418ddb67bcd7fca0cc89f7b13324f14f8e023d9dd2d7f1f5f3c9d53951fe16a947292637bd588c6b7c65cb598b88c22bfa3fabcd4b9ba1d3f03743

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcD9CB.tmp

Filesize
660B

MD5
d13cebd060cc8f1c0fe66d20bbe27ea6

SHA1
e91fea78911dac3377958313831f99ee0a4b2e94

SHA256
796ec2974eee9e4311f1c88f0a0dd91e1307fd21238e3b520252de6c55555388

SHA512
b7f68d39d3d848a29bf5382a42e1519197254b007d93a0f8e5af83c0dfa73968dad82a6332925a12e0f6729cd79cb77f89b74332d27a8065112b62ab7fb2afd2

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
C:\Users\Admin\AppData\Local\Temp\znxfqrl0.0.vb

Filesize
14KB

MD5
6b311c999bf4b9296fe8a9566cf072e2

SHA1
e4d1e741e452087db471eba5fa1e091b78bd8109

SHA256
fd4c485cb8eade7a1faf6d70f6976b92457cd1293c4101d3b4661a7ad59f4c4c

SHA512
f322c72692857a6b416284950f03cb97804139697d0fc3a2df2f16b2a8f1653591b7b3201087dcb2ee6add3165b22a6108c18727c61dc16f4c1483e6dac840b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\znxfqrl0.cmdline

Filesize
266B

MD5
a75227c3d53dddd635eac873e94ec4a0

SHA1
e9c17a8c04776dcaf896320b869417e61f01e7f3

SHA256
78238782d31df7fa2a3a6cedde23be6653b92eb4291c1bc9604d50b65102e0cd

SHA512
ab2ca4fe44196092fc1ec32559d992800a3383e5a92cd4c47a152ceba47b8d158658c23c692bf2c135ae6a44fa50d2e6e027af69c299fad78a0d95f493c4877c

Download Submit
memory/1732-9-0x0000000074190000-0x000000007473B000-memory.dmp

Filesize
5.7MB

Download
memory/1732-18-0x0000000074190000-0x000000007473B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-0-0x0000000074191000-0x0000000074192000-memory.dmp

Filesize
4KB

Download
memory/2100-1-0x0000000074190000-0x000000007473B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-2-0x0000000074190000-0x000000007473B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-23-0x0000000074190000-0x000000007473B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads