metamorpherrat | cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8

General

Target

cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe
Size

78KB
MD5

634ce1212e84df52a4b15a04be713d34
SHA1

f6134013ad864ae9d0b65023f1cc34c28856e3be
SHA256

cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8
SHA512

00d8c49d4a01ccd0543fa0df9866e357a1e680a4074c5a028c9c395d0ba400ca029ac420ab4231731b0f73c095a9288c20a16405551f51786fb7878f60911483
SSDEEP

1536:LtHY6M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQt869/C1HdZ:LtHYnhASyRxvhTzXPvCbW2U869/eZ

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
1368	tmpE08F.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe
2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpE08F.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	tmpE08F.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe
Token: SeDebugPrivilege	1368	tmpE08F.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 1256	2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe	31
PID 2084 wrote to memory of 1256	2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe	31
PID 2084 wrote to memory of 1256	2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe	31
PID 2084 wrote to memory of 1256	2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe	31
PID 1256 wrote to memory of 2188	1256	vbc.exe	33
PID 1256 wrote to memory of 2188	1256	vbc.exe	33
PID 1256 wrote to memory of 2188	1256	vbc.exe	33
PID 1256 wrote to memory of 2188	1256	vbc.exe	33
PID 2084 wrote to memory of 1368	2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe	34
PID 2084 wrote to memory of 1368	2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe	34
PID 2084 wrote to memory of 1368	2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe	34
PID 2084 wrote to memory of 1368	2084	cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe	34

C:\Users\Admin\AppData\Local\Temp\cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe
"C:\Users\Admin\AppData\Local\Temp\cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2084
- 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\u_z3agzf.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1256
- - 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\RESE1C8.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcE1C7.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2188
- C:\Users\Admin\AppData\Local\Temp\tmpE08F.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpE08F.tmp.exe" C:\Users\Admin\AppData\Local\Temp\cf8d83152905faf07c13fbe50c86e7bf0a38f461c26194409393bc7a28574cd8.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1368

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\RESE1C8.tmp

Filesize
1KB

MD5
ab6235048fba0e882ed631ce2ab79cee

SHA1
8b874c6d26bd51bb701cf16022a81ed318677c4d

SHA256
3f167d5f87d28904ba45ffe3940d9560c39fc7767348390914e0254f37e8138d

SHA512
38b095263375fb7e6cd49af90c1439a777eafed2a4e9c8ee03d5cbfd1ade01e6c39dc6444c2d32b86e6b1591abc115d2854ad2e9f759fd50f33caa20c8b30c1d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE08F.tmp.exe

Filesize
78KB

MD5
954869379afb062543135ab630b5b38e

SHA1
001c5c45d57d2820ba1b94f6258825c76c6da0a8

SHA256
cea9d109ca1f47150823cb87fd23056b9113a4a88ae8e9158224dc01c67b51c5

SHA512
b527cdc8f338a14eb791f0bc24869beee61f82a61f37d0d0488af432f2c2a14d4030a1f9a207dfe101b9d38245298679cd1742f682f803878dd846d54e4b7467

Download Submit
C:\Users\Admin\AppData\Local\Temp\u_z3agzf.0.vb

Filesize
15KB

MD5
8ecca413ba22ffcbf3c7d8d6b09c88c8

SHA1
252032fd6385f428590b968d000b961c7d7e1049

SHA256
1e5f692a9b877656fc68f7684620ba640de6105b0492ca29eafb281f770d6ac6

SHA512
fe3b55f9c63137a7f8f04d7b52425e8e048a5bee34052609a263c5739e1e89c001e459b41794cbfbdd7aa27f880d89afedc1867597ae0de38a3005eda1ead16b

Download Submit
C:\Users\Admin\AppData\Local\Temp\u_z3agzf.cmdline

Filesize
266B

MD5
82b44cc7c4792e8389263713f1d7742c

SHA1
126fdc2f2526fde30fb47e524273b0fc002f43a5

SHA256
f0ae9ac4eae3c6e6e534928c009cc7c4a8136a37b8a6d0c5ac1efc1afa8d20d9

SHA512
ec257f11de86bffce1223a4e6284d6fba6bde65c5fdcf3df1e1b531d465712e92eb553f7ba1c2ce1af5bb86fcf74224750b470eeb4b5f2d7dc4263c919138de6

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcE1C7.tmp

Filesize
660B

MD5
ea3fbe5ceaff26489058892d6c3c8af6

SHA1
381842d36cda765447864507ec4a40671cb334a0

SHA256
1db9de90cc03d969b60fb70d6c9d400b6441c9f82d591b3e6146f4cb42ad6e43

SHA512
2d43c19406e3579a8be3d1f49e6d3e0ce8c982f3fb2dccd58532d0f9d168c1bd31b1ca497c891598d6b2e90040766c9ea69f51784201eb315172a24caf21d0d5

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/1256-8-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1256-18-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/2084-0-0x0000000074DA1000-0x0000000074DA2000-memory.dmp

Filesize
4KB

Download
memory/2084-1-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/2084-2-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/2084-24-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads