metamorpherrat | c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9

General

Target

c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe
Size

78KB
MD5

f5759a02a28cd416abc18792fb6cdaa0
SHA1

1887ef338aa2054b6e090adaa1bf7a3fb639f97f
SHA256

c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9
SHA512

33ebf51d07df515ed548ecd0e3bf19429ee5509c1f189e5e01421c1faa6e3267df90c27e0366f235f8df56eab7d515d0f416b32ca2554cb12ab71efddf302094
SSDEEP

1536:9PWtHH638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtc9/r16v:9PWtHa3Ln7N041Qqhgc9/+

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
2584	tmpEB58.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe
2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmpEB58.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	tmpEB58.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.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	2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe
Token: SeDebugPrivilege	2584	tmpEB58.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2776	2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe	31
PID 2668 wrote to memory of 2776	2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe	31
PID 2668 wrote to memory of 2776	2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe	31
PID 2668 wrote to memory of 2776	2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe	31
PID 2776 wrote to memory of 2976	2776	vbc.exe	33
PID 2776 wrote to memory of 2976	2776	vbc.exe	33
PID 2776 wrote to memory of 2976	2776	vbc.exe	33
PID 2776 wrote to memory of 2976	2776	vbc.exe	33
PID 2668 wrote to memory of 2584	2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe	34
PID 2668 wrote to memory of 2584	2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe	34
PID 2668 wrote to memory of 2584	2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe	34
PID 2668 wrote to memory of 2584	2668	c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe	34

C:\Users\Admin\AppData\Local\Temp\c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe
"C:\Users\Admin\AppData\Local\Temp\c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2668
- 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\lutgs3uz.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2776
- - 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\RESECD0.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcECCF.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2976
- C:\Users\Admin\AppData\Local\Temp\tmpEB58.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpEB58.tmp.exe" C:\Users\Admin\AppData\Local\Temp\c8845bf540bd4c3d63726f5321696189a6e5f191d566a84257268b76fdf6a8f9N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2584

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\RESECD0.tmp

Filesize
1KB

MD5
a8cf7f4a64a3721346f247cec9f5a745

SHA1
c9095a8e6e2b2e02fa61a57a50d42e38129770d8

SHA256
e21525113fd9861caa69e75ce914ed4c32731a21e39d21921135bf294051205c

SHA512
38a14e80b3610f1127f8a442d8a800602e756249116e9f05b24f183f32b7689d6f94d7d359937fa49aabe644616aac2f86e118c48bea41b8ff19abb507839224

Download Submit
C:\Users\Admin\AppData\Local\Temp\lutgs3uz.0.vb

Filesize
15KB

MD5
487e2f0b706ef08f1e9601958a28c100

SHA1
468f7662e5d06e50db7b219c4705056208454f8e

SHA256
87a5d42439b6b20b76176a6059ddecfdaaca4c5827ac729ae299702d6dcafb00

SHA512
1e489ccabeb229a78a853a18550c404c3877307d74c1b0333ff34a94a9c786449fe19931eeffc106574d3c173687001354f015a6dae065e9220ae0e46c8254bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\lutgs3uz.cmdline

Filesize
266B

MD5
1be272e9ef8dd036fdd3a49c26f94528

SHA1
205866dd09d1c70d220b610588df8aca39ae11bd

SHA256
6584301c3fcad20638a038d3029324c344f3a6a9bd3fecd053bcdbf312dd458a

SHA512
89fa6b3e90c9c7151658ced7080cf24e3afce6b2ffd2baf896800235032fd316195a3e7f77c557f33bbe27fec31f53b1dec3b5e5644e84778301ddce29f3f8e6

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEB58.tmp.exe

Filesize
78KB

MD5
6b7bfae7d58aad250d9de8e913156d6b

SHA1
4ef1a8222ae1728662d1fef93d737305c8078815

SHA256
4cd85a42eaca99c319af0dc8ae42e46af7ca3257b7c110f089fda5db485e1382

SHA512
7bc4c2a34e58389aa15bc94b5fbc25335f1651f2bfaba3a1accf3db3bdf639705cbe2a31de65f52feec804829ac36da311b591b10118951a4cfbd717f0cf7220

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

Filesize
660B

MD5
108d6c5e99b3b13f06fe8b2fe8b7f9dc

SHA1
1c107e0477ce061f0eec314577286eaea979cbb9

SHA256
3b5cc23389ae625173d300c5e44369b9c2819e05a46823d6c7dc4e90f8b26659

SHA512
49dfa1c3f669b1ab4f66a3db1ffae21554a717227cb2698cb048183bef9467e895aceb16ec43d618c4e9e27ee632d96183908b9bf4dad05f8f61395eb6ae3c84

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2668-0-0x00000000743E1000-0x00000000743E2000-memory.dmp

Filesize
4KB

Download
memory/2668-1-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/2668-3-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/2668-24-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/2776-8-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/2776-18-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads