metamorpherrat | 17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07b

General

Target

17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe
Size

78KB
MD5

12a825a3b7815ad79b3813f24d9eb080
SHA1

5a2b0f019475c52c2e2af9c2d8cbc19189c119de
SHA256

17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07b
SHA512

9841897007a239acee57d5971cac1bf5342773e11d740846faafe86b7ae6b07c943efe987807f46528d13b9705b75104a8861a58cc4a101d8f3a81cbe9db1c79
SSDEEP

1536:Do4tHHuaJtZAlGmWw644txVILJtcfJuovFdPKmNqOqD70Gou2P2oYe9QtI9/51qr:k4tH/3ZAtWDDILJLovbicqOq3o+nI9/c

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
2796	tmpF2B8.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe
2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\caspol.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\InstallMembership.exe\""	tmpF2B8.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	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.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	tmpF2B8.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe
Token: SeDebugPrivilege	2796	tmpF2B8.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2816	2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe	30
PID 2780 wrote to memory of 2816	2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe	30
PID 2780 wrote to memory of 2816	2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe	30
PID 2780 wrote to memory of 2816	2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe	30
PID 2816 wrote to memory of 2572	2816	vbc.exe	32
PID 2816 wrote to memory of 2572	2816	vbc.exe	32
PID 2816 wrote to memory of 2572	2816	vbc.exe	32
PID 2816 wrote to memory of 2572	2816	vbc.exe	32
PID 2780 wrote to memory of 2796	2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe	33
PID 2780 wrote to memory of 2796	2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe	33
PID 2780 wrote to memory of 2796	2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe	33
PID 2780 wrote to memory of 2796	2780	17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe	33

C:\Users\Admin\AppData\Local\Temp\17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe
"C:\Users\Admin\AppData\Local\Temp\17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2780
- 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\2vwnolrt.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2816
- - 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\RESF374.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcF373.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2572
- C:\Users\Admin\AppData\Local\Temp\tmpF2B8.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpF2B8.tmp.exe" C:\Users\Admin\AppData\Local\Temp\17884cf229aa63aaf94324abe95d530c3ac7ae99f5091f9d88b522f9432af07bN.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2796

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\2vwnolrt.0.vb

Filesize
15KB

MD5
a368d020ad05c7f190a2ef385be472d7

SHA1
95b3fe7f62af3e9684230be65dc5296210eca803

SHA256
57579dab872ffff6d3766be3eec8b85270b73ec22a2decef0a2dbfe30343d44a

SHA512
f1e27ca946a8058d050ac05ffb10633ac8092e8004c85ddafb65494ed05f5ccf2359011eac1a18e495482f58f55a4df24eed3630e042d3ef7b58ea4cb707acb9

Download Submit
C:\Users\Admin\AppData\Local\Temp\2vwnolrt.cmdline

Filesize
266B

MD5
aca0a5a71a1c9a41730bfe3d754eb69b

SHA1
bab43591b2788095eb7a4e927f00613a26f578f0

SHA256
fdfb0c3146978272faa39189984de7d7e3ed1afa563424a18caaebfbb03c23b7

SHA512
1d69e4945a62c603732f6f12d3f3236fcd67fb55a5145881c8cc8f4206c56210de31e582a2b09bf13250df9008b34dc70160592ea93d23ab35862864c3b605f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESF374.tmp

Filesize
1KB

MD5
196666d9b12816215c056157df64548a

SHA1
93da79ea9d80c5acccce063ce4cc8cf939c53e36

SHA256
8a2a13aaeb09f010cabc5bc4b01f7d131ffd492ebfa0795fe1b97a491f41bf92

SHA512
05b77fe61b9fefafcf2768eb37168e9ce537627cae408ec84c0c23ef436162117c85e05e1a977e4ea550762e8c05319a1a794deda3ac64662c7e629e5e58738d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF2B8.tmp.exe

Filesize
78KB

MD5
eaed7be24b60bb77d23654f5c47dc754

SHA1
1a9367508886c6ec4e3d107a5b9f6e97970e0ebb

SHA256
b1a11d8a9a58c030bbee8fd47940c9c21738b9730f222de7bc6fc8e2636950be

SHA512
347c5bcb7170347e313b9133b9d56fff0644a9a60f54c165c4182932dfa2d9d7b685cde3b8b8572b4bd52c89b28ae346c427c2ad01fd46d358a15a13af1bedd6

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcF373.tmp

Filesize
660B

MD5
31aad776c4439ef498039571b8f18778

SHA1
28b4d36f6708231ca7108ecd1de550f90c116896

SHA256
12a86bf5ebbb7485091225b3bb929053608753b6060276c9fcdc4b002a8bf60c

SHA512
9e0007a87ea7efd0f4e4dfe3f486b7099b5b315effca2a5487c579a20903125e777c2658dee395fe47f0099211180784b63a30e8ebf286c294cc7c095a15a95a

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

Filesize
62KB

MD5
a26b0f78faa3881bb6307a944b096e91

SHA1
42b01830723bf07d14f3086fa83c4f74f5649368

SHA256
b43ecda931e7af03f0768c905ed9fa82c03e41e566b1dff9960afc6b91ae5ab5

SHA512
a0e9c2814fca6bcf87e779592c005d7a8eef058a61f5a5443f7cf8d97e2316d0cde91ed51270bbcc23ccf68c7fc4a321a5a95a4eed75cb8d8a45cb3aa725fb9c

Download Submit
memory/2780-0-0x0000000074791000-0x0000000074792000-memory.dmp

Filesize
4KB

Download
memory/2780-1-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2780-2-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2780-24-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2816-8-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2816-18-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads