metamorpherrat | d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94e

General

Target

d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe
Size

78KB
MD5

ca1f7c9f2c191f8bfc544ad30ab39360
SHA1

c954692efc2997e8308648ad8dcb76cceb21ce5e
SHA256

d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94e
SHA512

a8d0a375170f8850e5d09b287eb2d75036af7c66587738ab85fa32fd29ae3cd9187e25232bb86abefa9cc6248f2364c211d40a37b896a672fb08e82c97eb70ab
SSDEEP

1536:jhHFo6uaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9QtV9/71M0:9HFoI3ZAtWDDILJLovbicqOq3o+nV9/f

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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe

Executes dropped EXE 1 IoCs

pid	Process
4432	tmpB3A0.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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpB3A0.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	d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.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	tmpB3A0.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1852	d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe
Token: SeDebugPrivilege	4432	tmpB3A0.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 1188	1852	d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe	84
PID 1852 wrote to memory of 1188	1852	d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe	84
PID 1852 wrote to memory of 1188	1852	d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe	84
PID 1188 wrote to memory of 4084	1188	vbc.exe	87
PID 1188 wrote to memory of 4084	1188	vbc.exe	87
PID 1188 wrote to memory of 4084	1188	vbc.exe	87
PID 1852 wrote to memory of 4432	1852	d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe	90
PID 1852 wrote to memory of 4432	1852	d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe	90
PID 1852 wrote to memory of 4432	1852	d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe	90

C:\Users\Admin\AppData\Local\Temp\d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe
"C:\Users\Admin\AppData\Local\Temp\d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1852
- 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\milmmwbk.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1188
- - 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\RESB565.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8F98A8CE558473C8ABFC084A520CF8A.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4084
- C:\Users\Admin\AppData\Local\Temp\tmpB3A0.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB3A0.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d561a5dfdb7d31340f7472d1b23c5cf48e2c4afd35e6804e07236a2549d5d94eN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4432

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESB565.tmp

Filesize
1KB

MD5
b85cdf8c03e5db1b46b371a0de0d0d00

SHA1
3f1372620a1fae78c6788fc9f6056ea4afae6459

SHA256
20f6347295dcfad8ff59848740168df0281876e5a7a4aaf8ee996b5913a73a0d

SHA512
d3b84a3e22bf01307d45698fab0d50c3e012ed5af8511768db3d32ca7e2435dbca92acbac14c1307cbdef59e87508066ea3f1fbcf7d3d69fff81991a7a416752

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

Filesize
15KB

MD5
00c96f688a14b25aa846c99737ac7340

SHA1
0e46f32e7656f25729953148f21c2a75f2c7da7b

SHA256
734c0c184f1d46bc144e7fa44d5a6e06fd67ed02fd1e654412608e75aff89c53

SHA512
ac00abb4cfe3ee569f9104d1169cf7a5ea2acc4a97e6fafe0560a5b68977e3dd40b6340c181bc355ab4c3b91dff4fd6ac6ec09fb305d0f006166f41e0d8916a4

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

Filesize
266B

MD5
8c64cc37a1d5edd1b172ddd7c8653dfa

SHA1
c14d6caa5305d286e29ed8cc7847ecf8054e298c

SHA256
d7fca5d230f9b88cdf5b2100f59fdc76efd07646fd1548652b9a48b669e9c44c

SHA512
cc893e11f70ba49664e5cc5145e09cd76ab55ced154925f00ab20c9ddd67b41fd6f89afd4235d9b84164bcc5572bbc6aab8888987c724d89b23eb77a3841845d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB3A0.tmp.exe

Filesize
78KB

MD5
581af7384293649dbf59982e8bf899b1

SHA1
973d70be83df307659f9c6b176d7d72daf49abce

SHA256
edb9fb41c45960a88b4449628f3360e58aec6cb5a11b7bc749169071286c7ead

SHA512
5cf2596049fdbe9df639c8a20e81a15b580031957e0dca3ab78e72e7ffbdc28c2dfbd765eae37770047418bde1de7e29026ccc046a1ea83f99add4ed8a04a801

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc8F98A8CE558473C8ABFC084A520CF8A.TMP

Filesize
660B

MD5
6ec253de72d5954ba2496f778676fecc

SHA1
0d49275b282c1fab338b2ee5e7963e8b1ead7584

SHA256
19131420826c91033188111cf1d8c20947a2c7ec5e19890775ee5a3fa7278e48

SHA512
98352eb0198edd2659c0378d1529321f21198bf2fb90fe002bd0015efe28c50d5236a26646353fab8c68e3f1a35c5b701338e3069168861ae33cd5a7d01585db

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/1188-18-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/1188-9-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/1852-2-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/1852-1-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/1852-0-0x0000000075542000-0x0000000075543000-memory.dmp

Filesize
4KB

Download
memory/1852-22-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/4432-23-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/4432-24-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/4432-25-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/4432-26-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/4432-27-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads