metamorpherrat | 0050299a94f1b89d998f59e933f9a27c18484b1904777f1e3fc5704b0709a6c5

General

Target

734b702791a8c4b9871b69ed5317fca0N.exe
Size

78KB
MD5

734b702791a8c4b9871b69ed5317fca0
SHA1

55212e16b2e316c021120245ab4cbf28ca85dbee
SHA256

0050299a94f1b89d998f59e933f9a27c18484b1904777f1e3fc5704b0709a6c5
SHA512

1bc7680d4bc283e9f998c9d72b9ba8e0e0892c074a555218d0fc102c0a1fac905067a23097fa48d82f0699e31cd0dc7284f5e3290befdb1a909579385c653026
SSDEEP

1536:+TWV5jSAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qtt6O9/L1+E:uWV5jSAtWDDILJLovbicqOq3o+nl9/x

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
2740	tmp560C.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2636	734b702791a8c4b9871b69ed5317fca0N.exe
2636	734b702791a8c4b9871b69ed5317fca0N.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmp560C.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	734b702791a8c4b9871b69ed5317fca0N.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	tmp560C.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2636	734b702791a8c4b9871b69ed5317fca0N.exe
Token: SeDebugPrivilege	2740	tmp560C.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 2820	2636	734b702791a8c4b9871b69ed5317fca0N.exe	30
PID 2636 wrote to memory of 2820	2636	734b702791a8c4b9871b69ed5317fca0N.exe	30
PID 2636 wrote to memory of 2820	2636	734b702791a8c4b9871b69ed5317fca0N.exe	30
PID 2636 wrote to memory of 2820	2636	734b702791a8c4b9871b69ed5317fca0N.exe	30
PID 2820 wrote to memory of 2536	2820	vbc.exe	32
PID 2820 wrote to memory of 2536	2820	vbc.exe	32
PID 2820 wrote to memory of 2536	2820	vbc.exe	32
PID 2820 wrote to memory of 2536	2820	vbc.exe	32
PID 2636 wrote to memory of 2740	2636	734b702791a8c4b9871b69ed5317fca0N.exe	33
PID 2636 wrote to memory of 2740	2636	734b702791a8c4b9871b69ed5317fca0N.exe	33
PID 2636 wrote to memory of 2740	2636	734b702791a8c4b9871b69ed5317fca0N.exe	33
PID 2636 wrote to memory of 2740	2636	734b702791a8c4b9871b69ed5317fca0N.exe	33

C:\Users\Admin\AppData\Local\Temp\734b702791a8c4b9871b69ed5317fca0N.exe
"C:\Users\Admin\AppData\Local\Temp\734b702791a8c4b9871b69ed5317fca0N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2636
- 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\z40ab_tf.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2820
- - 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\RES56D8.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc56D7.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2536
- C:\Users\Admin\AppData\Local\Temp\tmp560C.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp560C.tmp.exe" C:\Users\Admin\AppData\Local\Temp\734b702791a8c4b9871b69ed5317fca0N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2740

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\RES56D8.tmp

Filesize
1KB

MD5
25da380e39ab5beed631934fa547fd8f

SHA1
be7cce2d14238399cc38b5f3736be8cc8954b459

SHA256
34947e47d10513a4f3725754405c63ee38b83adddf2f92bfd82b8cefd5bd43c4

SHA512
50e1c5814a5d7ee0d09aae86865bbf6ead806568b5b5691d971fe4c781236554b5d0e8f4334b39083a2510d8370ed12c1e2b217ec7d283c0f3714bc738f3091e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp560C.tmp.exe

Filesize
78KB

MD5
bfddd112e2c09c7fd4d11be73e855570

SHA1
74cbe5f3a0d7b60b74b80f65e867090654fc5389

SHA256
f8b484e6527c2fdea94f5689ee9b5b9f8746177cb7a4bc0b286982b78ed94799

SHA512
ed7dae8cae63821ee1199f5020d946b4bf419e627e3938a8ea12727725b61829aea7ad9f08b099903eeae45dde40a275635fca4f1496b1d24eb330e17208f447

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc56D7.tmp

Filesize
660B

MD5
7f7ac8d62ddb7795123ab886a661ff69

SHA1
6f4829f68f95b5894ca1200ed304280eb3c30f90

SHA256
5f8012ac22b80f5bbf217db462dd3b612619fbccb300d49f2a6cda0ecffab752

SHA512
b5f4b4369f3f574e329394fac81021144efe245e501f560cfaa38fac6f5ebbebe484f241192a6fcba25fd1e5f7361edc152db31e3e5ccb82db6e78020f281137

Download Submit
C:\Users\Admin\AppData\Local\Temp\z40ab_tf.0.vb

Filesize
14KB

MD5
aa30637bf1f62f8f972c855cbc98598e

SHA1
d9b1954ce34b8738ef3f9d61ee94ab9a4e8cfb6d

SHA256
bd914b9407c433e8af46b05c36be1385e54234f804796577b1ef87f07224bf24

SHA512
08ae5b4983ca0467a87a5f801d29406615fe4370cbebad1bb38a3e205b42abaaf99b51d1f594060cbda84bbb57661ba4c1c119437fe3d80c957b79a512c7ab71

Download Submit
C:\Users\Admin\AppData\Local\Temp\z40ab_tf.cmdline

Filesize
266B

MD5
58e32583d25e5181faa6383b70981780

SHA1
779aebe0527baa321b26fdc5044f700e01b50178

SHA256
c13b5dfd731a40e8599cfec804c3fc40c38ed9cc77887dc66ee5091411b43343

SHA512
7e84fcc33a0bf0d0b3e35256ead66570330a465eed663b554f748abfbf9fde8ea479bd60233c7b6bef875652cc4ea3d18eb3ad2eb7728cd9829e960fa31120e7

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2636-0-0x0000000074351000-0x0000000074352000-memory.dmp

Filesize
4KB

Download
memory/2636-2-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2636-1-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2636-24-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2820-8-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2820-18-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads