metamorpherrat | d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5a

General

Target

d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
Size

78KB
MD5

dbe37ff11b0ead44397a7d7772e7e690
SHA1

efc30dea50753e49ddff52b656f0bc33ad471ad6
SHA256

d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5a
SHA512

91b4674c28a064acf677fcbe431f3c5518fffd16849ff86bded3be52476e72bd579bf48c4faffb5b4474802ac81c6a0333c40653701da39d7050d6a9aff95c5a
SSDEEP

1536:7cPWtHY6uaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9Qtp9/av:IPWtHYI3ZAtWDDILJLovbicqOq3o+npk

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
2772	tmp66DE.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmp66DE.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	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.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	tmp66DE.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
Token: SeDebugPrivilege	2772	tmp66DE.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 2608	2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	30
PID 2884 wrote to memory of 2608	2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	30
PID 2884 wrote to memory of 2608	2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	30
PID 2884 wrote to memory of 2608	2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	30
PID 2608 wrote to memory of 2628	2608	vbc.exe	32
PID 2608 wrote to memory of 2628	2608	vbc.exe	32
PID 2608 wrote to memory of 2628	2608	vbc.exe	32
PID 2608 wrote to memory of 2628	2608	vbc.exe	32
PID 2884 wrote to memory of 2772	2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	33
PID 2884 wrote to memory of 2772	2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	33
PID 2884 wrote to memory of 2772	2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	33
PID 2884 wrote to memory of 2772	2884	d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe	33

C:\Users\Admin\AppData\Local\Temp\d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
"C:\Users\Admin\AppData\Local\Temp\d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2884
- 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\l70voef3.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2608
- - 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\RES67AA.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc67A9.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2628
- C:\Users\Admin\AppData\Local\Temp\tmp66DE.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp66DE.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d16e1cf1e23ceffb4b66033aae632221347bf9609cd59d27f4c5cb71e88d8d5aN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2772

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\RES67AA.tmp

Filesize
1KB

MD5
63684f74b75a2b109bcd097a7aaf4fc1

SHA1
08df8370ca0c5006b5e16e107edbccc0e73c51ca

SHA256
7ed759bf677ccd828efb58a85a9d91636358db8ff1547aace8cbab8d0f9f394f

SHA512
b38e50aecf202568357961d107b3bce4901b93e45f6b592945987d97a3a09130fffd5d6c0e7f9a5d7982f181a40efca58a2b5d8b930a1169d15e0c331e30df4c

Download Submit
C:\Users\Admin\AppData\Local\Temp\l70voef3.0.vb

Filesize
15KB

MD5
c4c52187d6fb2106dfd37354fc252d17

SHA1
3e1d26d9be192254dbb1d64de5675f48618bded1

SHA256
ee3eca669f383a242737af247bc74593d31bded5b1b7106f0dec3e2e1a7eef91

SHA512
20ce363ab190991831e048e43f3d4033d498fd921562173c0605eadd1aa38e4ade30d840daedb845c1d491bafa990d5adb10cc00a04d117552d1b5f570b4d8e0

Download Submit
C:\Users\Admin\AppData\Local\Temp\l70voef3.cmdline

Filesize
266B

MD5
5488febe8050649c4f3f950896c1a946

SHA1
c93fee54435b7c98d3ed08e32f8e2c766a79bdc4

SHA256
5155f48cd549747efe583cc040398e1088e47244311acee8d8a6e82f62cb6d91

SHA512
f0b5b06b5d7b4bde5b76b944199d7e5c34267f405bad67a51ca5f529d91c146202795394421036a4c6e32df3e318a387e2146723107249cc2f6ca4c2388a3b0b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp66DE.tmp.exe

Filesize
78KB

MD5
f748b12d6ca10ad1c9fec52a4a7dd3e4

SHA1
eb3a976e471eeda070f866d80d4dde362d29658b

SHA256
8f7627b7883134ae87439e4d5933e60f13263a0863d4d898d51d9a927af6c3d4

SHA512
298afecdf6d5b0f48401bece3c66448cdc800531494403bb2020323863bf0f3aa229bc43ee295b938b38c5d0772a9174de527896098f7a97358f6ec43b10162e

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc67A9.tmp

Filesize
660B

MD5
8ba331659344de480657edf0fbbcb185

SHA1
89b60345ccee05b1fb642b5ddacedd0c6474fd8d

SHA256
c57745e3b19a881d9180d2714289134c6d32975bfeba2aef9a9ab4cb2757da13

SHA512
fb55dd653c65d7db6c96ffa86805f7ce3cdc84eb69499004a8c5303bb368aabc6d13ca00be9f76db2c83de14c241111935d8a7838d02a52ebf94b444e51f04a5

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2608-8-0x0000000074D60000-0x000000007530B000-memory.dmp

Filesize
5.7MB

Download
memory/2608-18-0x0000000074D60000-0x000000007530B000-memory.dmp

Filesize
5.7MB

Download
memory/2884-0-0x0000000074D61000-0x0000000074D62000-memory.dmp

Filesize
4KB

Download
memory/2884-1-0x0000000074D60000-0x000000007530B000-memory.dmp

Filesize
5.7MB

Download
memory/2884-2-0x0000000074D60000-0x000000007530B000-memory.dmp

Filesize
5.7MB

Download
memory/2884-24-0x0000000074D60000-0x000000007530B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads