metamorpherrat | def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e

General

Target

def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe
Size

78KB
MD5

cc94c181742ef5fa9c0b81f11c26b1af
SHA1

462b0760cad3761776eab20fd59e35844d103ee9
SHA256

def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e
SHA512

a15173f9385a1da5b5f72dd1da725aa92556caf784636e5870e6264a35496a177d326d718792a435fb6ca6240292815acd5e4415358bfe29caf2363093407fca
SSDEEP

1536:MRy5jIXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN609/i1k/:MRy5jQSyRxvhTzXPvCbW2U79/Z

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

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe

Deletes itself 1 IoCs

pid	Process
3688	tmpCCE5.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
3688	tmpCCE5.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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpCCE5.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	def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.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	tmpCCE5.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4308	def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe
Token: SeDebugPrivilege	3688	tmpCCE5.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4308 wrote to memory of 2612	4308	def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe	85
PID 4308 wrote to memory of 2612	4308	def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe	85
PID 4308 wrote to memory of 2612	4308	def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe	85
PID 2612 wrote to memory of 8	2612	vbc.exe	87
PID 2612 wrote to memory of 8	2612	vbc.exe	87
PID 2612 wrote to memory of 8	2612	vbc.exe	87
PID 4308 wrote to memory of 3688	4308	def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe	88
PID 4308 wrote to memory of 3688	4308	def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe	88
PID 4308 wrote to memory of 3688	4308	def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe	88

C:\Users\Admin\AppData\Local\Temp\def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe
"C:\Users\Admin\AppData\Local\Temp\def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4308
- 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\petwkf6x.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2612
- - 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\RESCEAA.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcF762E52D5DC2458D8072D0FAE521CC.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:8
- C:\Users\Admin\AppData\Local\Temp\tmpCCE5.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpCCE5.tmp.exe" C:\Users\Admin\AppData\Local\Temp\def720a02e55e8ff8aa11267da8be2ac332a17b8cb3cd8845d445dc60b90a09e.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3688

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\RESCEAA.tmp

Filesize
1KB

MD5
57b6b3d58364f43fbdfe9ae589c56a40

SHA1
e3c02a2438cee19b47d0f8b66f1c864891fff36f

SHA256
d9aab300570b0aafbdb5df492fae4e901d0c74887caf4f4e27b19f1bc0dfbf33

SHA512
e1c35a721c222eaf1e2a225734dc5f8404bce1250967dee98c43c96f6e35a69a5aa7224195ab3bb292e8c2caa7f83237b98b4655fa2cc2ccf7167075103af160

Download Submit
C:\Users\Admin\AppData\Local\Temp\petwkf6x.0.vb

Filesize
14KB

MD5
ace0debf3463c316bccc4fc343fcae4b

SHA1
3eb8b482ed234bf0276b13723ca8077ff0f22c0d

SHA256
11c10f9ffa59971907e1230b2fc9f041f43e195ee8dd42f1d424032eed4c6860

SHA512
b65cc1f383ba64f8abfb559e985fd746274b691fedafecad04df8adf80ec942fca66c5087255c16b14b922251b1771f1866b02fdad32eeb081faf05417e13213

Download Submit
C:\Users\Admin\AppData\Local\Temp\petwkf6x.cmdline

Filesize
266B

MD5
f56fd50d030518a26bad29cac68e420a

SHA1
703a0997e8267a69100db46e0177ee906b5d5a25

SHA256
a6325bd79f1864697952ad49ba5b81af4539e8d3630bfd5f1faead8857fc3052

SHA512
a48d48378d7e8caec2c1a44b73e32c68646698ce3672063b90fb2d4eba51b9d2edc190a97f9af5a1217cdd820ada6aa0993a12e675b04496fcfe1db43d1c050d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCCE5.tmp.exe

Filesize
78KB

MD5
1055fdba5a4bb55141bfec88d1abfa06

SHA1
d74bdb689e6ade7ca55a42e4a9711a5d765325f2

SHA256
a37000db7b20593ac167cf61b8f2e0516268a1ea7847b36b1c316f45d1bce6d7

SHA512
c61c30e0a6cfedc84e71bc0dc0f64f8e6a6e56cc125c112259b6c4b333b44125ceab8e6f0a500e59f73178b3bfacb27bd678ded7aa44d29658cbf167b7a01c65

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcF762E52D5DC2458D8072D0FAE521CC.TMP

Filesize
660B

MD5
f8fc3bbfeb5e0226ca341ae0cbd52e21

SHA1
95bec8def1e6290aedcf7777debdad4a492d671a

SHA256
c0465900a77ba8136a65fbfb375a0bd94c3a97ae8de35d18dc8e29729d2f9c57

SHA512
63eb986b045a0be38ff74503a2057461b6c2742674cb35fb20a3b0f56889f34856391dde405809544094b5990eda1be442e200e5d4c6d1c94e51c4cd0402b4ff

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2612-18-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/2612-9-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/3688-27-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/3688-30-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/3688-22-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/3688-24-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/3688-25-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/3688-28-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/3688-29-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/4308-0-0x0000000074F42000-0x0000000074F43000-memory.dmp

Filesize
4KB

Download
memory/4308-23-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/4308-2-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download
memory/4308-1-0x0000000074F40000-0x00000000754F1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads