metamorpherrat | 1df9d721833821690d184d026328d08b558cc86cdc76a22bf928c423b1432326

General

Target

688b294b9ef8d5a3f168549eba57d450N.exe
Size

78KB
MD5

688b294b9ef8d5a3f168549eba57d450
SHA1

fc50681de435c3ec2956c53d1b0eb529d42ced36
SHA256

1df9d721833821690d184d026328d08b558cc86cdc76a22bf928c423b1432326
SHA512

ffc1523c568df784b83d583ebc93b92efda1c2e104592113134ecadd2fb1415b4e414e0885a2a52ce954652d14e02524b3c4afdccce9df29f85d876e8994a2cb
SSDEEP

1536:wTy5jpAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qti6dp9/A1V0:4y5jpAtWDDILJLovbicqOq3o+nP9/v

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

Executes dropped EXE 1 IoCs

pid	Process
2716	tmp819E.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2100	688b294b9ef8d5a3f168549eba57d450N.exe
2100	688b294b9ef8d5a3f168549eba57d450N.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmp819E.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	688b294b9ef8d5a3f168549eba57d450N.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	tmp819E.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	688b294b9ef8d5a3f168549eba57d450N.exe
Token: SeDebugPrivilege	2716	tmp819E.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2108	2100	688b294b9ef8d5a3f168549eba57d450N.exe	30
PID 2100 wrote to memory of 2108	2100	688b294b9ef8d5a3f168549eba57d450N.exe	30
PID 2100 wrote to memory of 2108	2100	688b294b9ef8d5a3f168549eba57d450N.exe	30
PID 2100 wrote to memory of 2108	2100	688b294b9ef8d5a3f168549eba57d450N.exe	30
PID 2108 wrote to memory of 1732	2108	vbc.exe	32
PID 2108 wrote to memory of 1732	2108	vbc.exe	32
PID 2108 wrote to memory of 1732	2108	vbc.exe	32
PID 2108 wrote to memory of 1732	2108	vbc.exe	32
PID 2100 wrote to memory of 2716	2100	688b294b9ef8d5a3f168549eba57d450N.exe	33
PID 2100 wrote to memory of 2716	2100	688b294b9ef8d5a3f168549eba57d450N.exe	33
PID 2100 wrote to memory of 2716	2100	688b294b9ef8d5a3f168549eba57d450N.exe	33
PID 2100 wrote to memory of 2716	2100	688b294b9ef8d5a3f168549eba57d450N.exe	33

C:\Users\Admin\AppData\Local\Temp\688b294b9ef8d5a3f168549eba57d450N.exe
"C:\Users\Admin\AppData\Local\Temp\688b294b9ef8d5a3f168549eba57d450N.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\gjdlbngd.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2108
- - 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\RES8299.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8298.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1732
- C:\Users\Admin\AppData\Local\Temp\tmp819E.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp819E.tmp.exe" C:\Users\Admin\AppData\Local\Temp\688b294b9ef8d5a3f168549eba57d450N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2716

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\RES8299.tmp

Filesize
1KB

MD5
bf3dab3370c621e4d26ac5f8208a4100

SHA1
4727d1e963fee76d6bde21099a6145d90dc1e4e0

SHA256
cefdddf84de0dfce422093d5d844d349542dbcf5e08c4991b9daddec7d8afd7e

SHA512
8778922551ed1281b57fbd5a54e85ec092d8a877ab9b45c886e51c9e1c09b44ac614dda7a64b4c7a7a22798155dbff02adde27ac0abeaf8261eeb96ac7b516be

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

Filesize
14KB

MD5
db5ebf36791bbd17b3d4474f768a1ef3

SHA1
ca5d6f8ece6e7ff6ab29df39a842d025e01d9f8d

SHA256
c171f226d4bcb21d8f5ee1731d9a4718c1d3d79b4fcc95da9dcda7977674a4dd

SHA512
33fd6b3ea1af41b6580d0170d57a0ac92e62acf7e9056e1938c50d5aacfad433a8eed46169b69cef33977220348f1ed52e8e0a652cf64b45f997de1dc938c040

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

Filesize
266B

MD5
b0830643326f7c1890acdbdb9b36d3a0

SHA1
eddba75c746b777f24aadfef3c3506d5f76e31f9

SHA256
9e27a05d53d357ff0f02d197fa6074ac64c9aee628facaafb908eee8b5e18e0f

SHA512
21eebbe164189db7f8b5b634b635af5a06235ac6bd09488eaa76fe6eb8aa7c70f0c35cf0dbc3bc58f39bb588a1b69771c8718e612bbd68d21e203e12f9952875

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp819E.tmp.exe

Filesize
78KB

MD5
3d2c0b6068c09112805eff6cc7af7912

SHA1
a55523faa257d1de0275b6396807accefc9d4aaa

SHA256
d3490dc77c90688febb01049544d0050c0a5a62927fd8664cb56833a66ec1dfb

SHA512
5c7f3a1212731907fbdc1cf98a796bbc28cd8f75d7122aa7536d000d94b987c36516a5534d6eefc59768c3bec6eb0afe6f654a9d8a148df2d630bad756ea668d

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc8298.tmp

Filesize
660B

MD5
f178c224184ea7e9f9f2109f4d472ea2

SHA1
0b2706d2f0943f07224f1ec50832ec45b7650011

SHA256
570369ec72f9f2006161b100a44e3d412aa50743c7f70c6714d6e84fefb3c015

SHA512
a644e0fc5463c55ea588fb8658e4a7f8c24a3bb1382f437953974fddf6cdf792d63696de9ee0a758787e03ea96a131f96288ac94ff5aa7be4a0c47be4f607a71

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2100-0-0x00000000749F1000-0x00000000749F2000-memory.dmp

Filesize
4KB

Download
memory/2100-1-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-2-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-24-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download
memory/2108-8-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download
memory/2108-18-0x00000000749F0000-0x0000000074F9B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads