metamorpherrat | 25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee

General

Target

25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
Size

78KB
MD5

bd1ef45cff3312a07216bd88378d4d20
SHA1

f4acabccf822f489b55041ab0d3208ac2a862796
SHA256

25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee
SHA512

21e63d9035eec796a1a477fd742aebe4302369d304380999dbd9ffe1ffae5398813be487b21576428dfb0add3cc3742d109bbfe1d26e3dd39c445c04150e8cf2
SSDEEP

1536:RPWV58AXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN619/to1QEQ:RPWV584SyRxvhTzXPvCbW2UG9/tAQ

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
2976	tmp77DE.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp77DE.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	tmp77DE.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
Token: SeDebugPrivilege	2976	tmp77DE.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2780	2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	30
PID 2856 wrote to memory of 2780	2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	30
PID 2856 wrote to memory of 2780	2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	30
PID 2856 wrote to memory of 2780	2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	30
PID 2780 wrote to memory of 3064	2780	vbc.exe	32
PID 2780 wrote to memory of 3064	2780	vbc.exe	32
PID 2780 wrote to memory of 3064	2780	vbc.exe	32
PID 2780 wrote to memory of 3064	2780	vbc.exe	32
PID 2856 wrote to memory of 2976	2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	33
PID 2856 wrote to memory of 2976	2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	33
PID 2856 wrote to memory of 2976	2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	33
PID 2856 wrote to memory of 2976	2856	25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe	33

C:\Users\Admin\AppData\Local\Temp\25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
"C:\Users\Admin\AppData\Local\Temp\25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2856
- 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\wycpnzsq.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2780
- - 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\RES7AFB.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc7AFA.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3064
- C:\Users\Admin\AppData\Local\Temp\tmp77DE.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp77DE.tmp.exe" C:\Users\Admin\AppData\Local\Temp\25761531a6c9f37c50e63396c649dd490eac73e65d8fbb1e67745669994202ee.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2976

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\RES7AFB.tmp

Filesize
1KB

MD5
8361f58dc07484cf2c6cad3053589ba6

SHA1
335f24264fc220bc6e050c3825b0b42222d0888e

SHA256
7dd585e74525437bbecec3ad5661a0b0fe4fa54b298171d521a3541502e38368

SHA512
a08ca4d2dc91e869bcfe0d7eb815d4d3e0bd3bb7db3d1b889a520711b69b3cfbceea0ec219c7e4f521c5cd8fef23540c78f9a051fa9c59efea12d2269c8cb7e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp77DE.tmp.exe

Filesize
78KB

MD5
0e399550a77a0d758f71053939c59049

SHA1
0835793699f703b72dccac77f616122be4b0614b

SHA256
93b7ad8c265ae82d84b87f553fab486e0e7e69ea89f35bd6f9fcd6b9c93de498

SHA512
b18fc1babb66d26f7711047f0da2a72e701db03a029ae2448a29c94acdb456cd048b56297254f7b1ac4ce3e2e0e5570bfdca727586e8b26b2335ddb05cbb4346

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc7AFA.tmp

Filesize
660B

MD5
f480ba74f3aa536439ac2b6ecdce6099

SHA1
9b2edf17505d83baa10a3034a7950897bc7045fe

SHA256
83701401819277da0710a8a42c2b15477df6c7cc8582bfe9a835b3bbd25066a0

SHA512
c71ae801ad764b2115c595d2931c6b8913d1324aba43ac66387e14bc3261367ac1825d81e87828fba675ff71e9f20c23f333aa167644bc62b4a70c512dedd5cf

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

Filesize
14KB

MD5
515124a6fe52d84ee8a7256abd0f8acc

SHA1
f76fbd77b5e6d6b8fdfa8efebcfa3d11f22e1b34

SHA256
b9ccc9363440e7d43fedcff38e8d767ffa25c8e5d5a0a361dd8e933921ef0a78

SHA512
18f32a664dc19fdee2927ccd5ec0141007844651279efd31c1c27da42e2a46516460a9cab898f53203cdc1c293d9954462361fab25ca1f1014fc6a677d854b33

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

Filesize
266B

MD5
79d652595eef94e3ac9eed95f0d306f5

SHA1
8c658f5b11f581ed6e595243c883bd67bb633ea0

SHA256
a5f5de31cd6bdda160cf0a0a4a6b4611f662b91a6983047989c4eebbb527c0ce

SHA512
daa3e7968d067d4a089cbdb8bcc07985cede7055aa2a5895cb6e00d47df23b9fd03ca5f389a24c6dfc07685f880fea532fde5a34086cd78d3699461af8569121

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2780-8-0x0000000074C60000-0x000000007520B000-memory.dmp

Filesize
5.7MB

Download
memory/2780-18-0x0000000074C60000-0x000000007520B000-memory.dmp

Filesize
5.7MB

Download
memory/2856-0-0x0000000074C61000-0x0000000074C62000-memory.dmp

Filesize
4KB

Download
memory/2856-1-0x0000000074C60000-0x000000007520B000-memory.dmp

Filesize
5.7MB

Download
memory/2856-2-0x0000000074C60000-0x000000007520B000-memory.dmp

Filesize
5.7MB

Download
memory/2856-24-0x0000000074C60000-0x000000007520B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads