metamorpherrat | 752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357

General

Target

752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe
Size

78KB
MD5

3cd06d415b566c76cb4b644a0ec4b720
SHA1

c85a6affd04c38d7c0256ff9145d44ec51bc5a24
SHA256

752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357
SHA512

47d7ebf849e044eda192bbd0679fe5e3c0313756306c64bd1a7654c0ecc17fcae7873b90531a455a68f65620a5a75932ddffb6ffdd8d9ea07e9d80699018d6a2
SSDEEP

1536:ycPWtHY6uaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9QtG9/Zh:BPWtHYI3ZAtWDDILJLovbicqOq3o+nGR

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
2844	tmpA5A2.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2844	tmpA5A2.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe
2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpA5A2.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	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.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	tmpA5A2.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe
Token: SeDebugPrivilege	2844	tmpA5A2.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 1964	2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe	30
PID 2444 wrote to memory of 1964	2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe	30
PID 2444 wrote to memory of 1964	2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe	30
PID 2444 wrote to memory of 1964	2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe	30
PID 1964 wrote to memory of 2888	1964	vbc.exe	32
PID 1964 wrote to memory of 2888	1964	vbc.exe	32
PID 1964 wrote to memory of 2888	1964	vbc.exe	32
PID 1964 wrote to memory of 2888	1964	vbc.exe	32
PID 2444 wrote to memory of 2844	2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe	33
PID 2444 wrote to memory of 2844	2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe	33
PID 2444 wrote to memory of 2844	2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe	33
PID 2444 wrote to memory of 2844	2444	752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe	33

C:\Users\Admin\AppData\Local\Temp\752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe
"C:\Users\Admin\AppData\Local\Temp\752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2444
- 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\4khnvhpg.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1964
- - 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\RESA748.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA747.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2888
- C:\Users\Admin\AppData\Local\Temp\tmpA5A2.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA5A2.tmp.exe" C:\Users\Admin\AppData\Local\Temp\752748df01b6c6d50105e11194683883cd85514a70fd5226f1f4b28dce9dc357N.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2844

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\4khnvhpg.0.vb

Filesize
15KB

MD5
2833f713ad8a7a40b66a444f2e7c425a

SHA1
a7880a53beaf9bb343ad0613f8086a05026da940

SHA256
30aae77637017558af1be49802b30c721d57bde82eb5e7224fc92567980c9bef

SHA512
fa93265230d6d54df8fad98736cc5fdbf1c111d66f2ef440632c3a97ad89051ed733622ca472335e045970a32435ca799e5e38dfd3baec461852adeface77ffb

Download Submit
C:\Users\Admin\AppData\Local\Temp\4khnvhpg.cmdline

Filesize
266B

MD5
0a4dd05f72ecdc3e096626110cc22e8f

SHA1
d24aa30894fe3358a888b1102ca53a5e8be109fb

SHA256
4a1c696ea725326210fd11886038d0ea5577255910dcc04b516c110ea59dac7b

SHA512
cf6c1501473ba1f937485447fb06782e1e2bd566ae968ec48e1e6e09ce12093f4b88d12226acf76b0a94cfc712a87df9f9874d4c08768778e63ed34e194f2469

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESA748.tmp

Filesize
1KB

MD5
9c37797a48c38dc4e873fdba255952e5

SHA1
aebcf5c5fc1f8b3f3a82a5d37f5b26d255eb2ba0

SHA256
0ac9985ce0e39def23fc58c0526938ad1921ebf12abc2adbac86257a77654906

SHA512
c46295bfad651566fdad84afcc31cbecc4d9c55689c43162903c4f2b0b26a79befab382c238ee4793ea69a45b70e51b013e104750f4d77dc86479a159d662eb3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA5A2.tmp.exe

Filesize
78KB

MD5
94d5fd4ab10cd68e7488a38b0cdd8859

SHA1
5c15f398d4986f239eb4df6faf1b3cad3bbeb6e7

SHA256
539071e0a02b44da0b6c3bc69dab1dd8f4bb5f4cfe8fd7b2f3155306602d5d9e

SHA512
6151a297ecdb038243fda19751ab98824368bbbcd2e5cc9b353201f3ec6a8f540dc32cc0e8ac53585d492fae3dd1f7fa0d35594d4a34b4156f67a36414fb65c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA747.tmp

Filesize
660B

MD5
9c961a9c56654ce608f3087855933f65

SHA1
6c62f399d97e551870327efbee2f809b4d4c7323

SHA256
ae2c08f3dcff27c79226f08f685e10b105cb90d93b2fb9887f0905d1a65c1e1b

SHA512
7cc562b3f17075def4bcbb92da946c9e0201c06073e79b64b8494956128bc2e997f22c5af3a6b3a2309e841e6e56c92a407f31ab796987577b494091ed8c2097

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/1964-8-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/1964-18-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2444-0-0x0000000074BC1000-0x0000000074BC2000-memory.dmp

Filesize
4KB

Download
memory/2444-1-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2444-2-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download
memory/2444-24-0x0000000074BC0000-0x000000007516B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads