metamorpherrat | 1a9ee379fa99ac78be460d500492e050d21965cd8f0575c4fb2fd2830278633c

General

Target

deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe
Size

78KB
MD5

deddb4c05d21ebfe287148692017b375
SHA1

fc5e251b39d49f7d93b024dac1cac07113b17ec9
SHA256

1a9ee379fa99ac78be460d500492e050d21965cd8f0575c4fb2fd2830278633c
SHA512

28645e2dd19be55f86153d31c0942f29b55ff6d8e6c972fab1f67caf9832bb095689f0c79fb6e6efb0192b7206f9dccc9e85bb10e38891ea5ec227b3a7a5b65c
SSDEEP

1536:15jSfXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQt96T9/+s12D:15jS/SyRxvhTzXPvCbW2Uo9/a

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

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3516	tmp78CA.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmp78CA.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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp78CA.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4296	deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe
Token: SeDebugPrivilege	3516	tmp78CA.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4296 wrote to memory of 804	4296	deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe	83
PID 4296 wrote to memory of 804	4296	deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe	83
PID 4296 wrote to memory of 804	4296	deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe	83
PID 804 wrote to memory of 3752	804	vbc.exe	85
PID 804 wrote to memory of 3752	804	vbc.exe	85
PID 804 wrote to memory of 3752	804	vbc.exe	85
PID 4296 wrote to memory of 3516	4296	deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe	86
PID 4296 wrote to memory of 3516	4296	deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe	86
PID 4296 wrote to memory of 3516	4296	deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4296
- 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\wlxavc_v.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:804
- - 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\RES7C15.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcC82D44BB9D0C46068762F19A75A71940.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3752
- C:\Users\Admin\AppData\Local\Temp\tmp78CA.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp78CA.tmp.exe" C:\Users\Admin\AppData\Local\Temp\deddb4c05d21ebfe287148692017b375_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3516

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES7C15.tmp

Filesize
1KB

MD5
f7a03a4bc7e5cdb9ce0db2d915460313

SHA1
9a1df21d60c60e3c6b220bb852ca1854b3d4265f

SHA256
894fdb71059457744de209f1a0533f2b1af01bee2ac60a5e32c8a34edb841c49

SHA512
556aaf1f29a6ec43e38a90c41e657e6f5bcc87fc0118bb887a5874065989af2d50f8713469a53abb68050f440e2c2043ee134d67e3cafbbcfbfedac74e0eb067

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp78CA.tmp.exe

Filesize
78KB

MD5
57c4910487c76048808ca05fab9cc888

SHA1
a05597c44fb6a4d9680d62c9ed576da2ea0a0e3d

SHA256
a881ff8a31293e8e70ea92f064155e0e86cc433d78eb0c8f270bd2ec051cc9b5

SHA512
366b2f726640b87c640b4d5d92fb1dd7c4579519d94ce9408bfdc4d71b10232d18b38f1120c30596c9e3a401ec87a808ef68240d4c55156b36a11b4d627ccb66

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcC82D44BB9D0C46068762F19A75A71940.TMP

Filesize
660B

MD5
5ae7dffe57c283ba74da0d4e0f37230f

SHA1
57f04541584c3dde2eadc927821869ad21336529

SHA256
49662c77397c23e7f61e1f173dc7cf2a3171b77bedb533040a19cef2c21775ab

SHA512
09556ca23518064a590a726b848ea354761977577f0ab463ccfdaa8ab1cef910776a5dae14996bb3ef7be060062fd06c1312557bccc31b4586d6b957a33ab99d

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

Filesize
14KB

MD5
061b7e73151d4c98384585370f40c412

SHA1
c1efaa55d81612ad52a85d52f03c91213a9c536f

SHA256
cd3da4b81231caa11501ac72e7a45e87bd812fe0919921dd7baaebcba2302fcc

SHA512
a1251e2e9b68baf92b20b225ff78a22b5d221063a37ecec884de0dc6a4b9ff9f24a1002a3c5eb536ebceacdc29d41ec5bb0b7787c7f10446b74fc131c7544065

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

Filesize
266B

MD5
c237c64084b923b7afb355aa48249cd6

SHA1
8e70b44617e01ef32505cb916501822e6537ee88

SHA256
7061fdab85010c5986182886ebcc5c64af2b141e3535ecb3cac61d2f8c38c6d9

SHA512
a46e7d11226f155f3d1461e4b28c8567ef13fc544a341864969dd6e226f3a5dcdbcb6a86880d80b86c018566d8db00775afdac285278c0c07b783568baeca328

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/804-8-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/804-18-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/3516-23-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/3516-22-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/3516-26-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/3516-27-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/3516-28-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/4296-0-0x0000000074932000-0x0000000074933000-memory.dmp

Filesize
4KB

Download
memory/4296-2-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/4296-1-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download
memory/4296-24-0x0000000074930000-0x0000000074EE1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads