metamorpherrat | 6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d

General

Target

6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
Size

78KB
MD5

7c3127729be3e35452cd2221aa393a08
SHA1

86feb2b2de4b80ecf366d39e4ce18306028c5556
SHA256

6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d
SHA512

41b21498a7711d1c3a8a73e13cd9ec06d24af139753ecd6de17139e4b8ddb7246df88a83ae002e51f08baa4ad49732e92b06df6fe896ec24256fad948be98581
SSDEEP

1536:eRWtHF3M7t4XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQte/9/h1MG:eRWtHF8hASyRxvhTzXPvCbW2Ue/9/v

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

Deletes itself 1 IoCs

pid	Process
580	tmpCD5D.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
580	tmpCD5D.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.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\""	tmpCD5D.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	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpCD5D.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
Token: SeDebugPrivilege	580	tmpCD5D.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 2172	840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	31
PID 840 wrote to memory of 2172	840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	31
PID 840 wrote to memory of 2172	840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	31
PID 840 wrote to memory of 2172	840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	31
PID 2172 wrote to memory of 1492	2172	vbc.exe	33
PID 2172 wrote to memory of 1492	2172	vbc.exe	33
PID 2172 wrote to memory of 1492	2172	vbc.exe	33
PID 2172 wrote to memory of 1492	2172	vbc.exe	33
PID 840 wrote to memory of 580	840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	34
PID 840 wrote to memory of 580	840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	34
PID 840 wrote to memory of 580	840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	34
PID 840 wrote to memory of 580	840	6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe	34

C:\Users\Admin\AppData\Local\Temp\6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
"C:\Users\Admin\AppData\Local\Temp\6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:840
- 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\h8scklfg.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - 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\RESCE48.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcCE47.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1492
- C:\Users\Admin\AppData\Local\Temp\tmpCD5D.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpCD5D.tmp.exe" C:\Users\Admin\AppData\Local\Temp\6e676dba3030720f3d269d4084b72ef61cdd71e3037d7da7c9a30373bfb7883d.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:580

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RESCE48.tmp

Filesize
1KB

MD5
aa5116bd7932bed037bff82e52ee7125

SHA1
c5f84bf6f8db1828ac1a7ec8abe0d8663adcbb5e

SHA256
383b4184dd434a1b60c700f827debd33393b638cae43fa3d3d9f8bccfe12271b

SHA512
51835cfd12d3459cb7d94ed70ed5fad1ec5510bad8b60d3d09f9c8f42f5abce7dab66ed1dd2308275768ea81fba86997c7df574cd2082c1bde093db5f15d6856

Download Submit
C:\Users\Admin\AppData\Local\Temp\h8scklfg.0.vb

Filesize
15KB

MD5
ef0f0ff895b1d5f304995190e4e9f9a0

SHA1
2e1ae63fe99397c7a8bbd5e6f786d8a0a5895448

SHA256
dab830c27cfee14e9d597cd89d74ead29bb9de7fd9378002d034c6e7c148e3c3

SHA512
0414e783523ed1cdfab5e57dcc60dadc3c412c3670439bb8a0714a4501f1bcfbe5416a2aa1fa0671caf15d2b2e8bd1da1eb08c2c9fff25dd35fc83e8de43aae4

Download Submit
C:\Users\Admin\AppData\Local\Temp\h8scklfg.cmdline

Filesize
266B

MD5
26658c6c96decf76f5a1c0c7cb51991f

SHA1
e3913d716b03b82394f6d6b0e9171af167c3d97f

SHA256
edb17205c9ac88745679fdc6501fada34c557245d0f806fa4e1215a3971442b1

SHA512
22e1ddf185c42bca291d897b906ac4d32fcd0b5f55f59d56865c4ec8c8169f81c24cb8715a9ee7cd8f455b5b1faaa81d19a126c2feda98bf194548e410be3ebd

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCD5D.tmp.exe

Filesize
78KB

MD5
266c329c25fb3e44d095c759792ad194

SHA1
c5e30d64f769f39076952c8a6b7964fe767270d2

SHA256
b8c075a3fa5b264599bb58034aaa1850df198f71109107490bbf0f9a8abfa411

SHA512
a85f20f4386c055a91df5b807dc6182b4c9f0fd10ee489bec6703259efc0f86484e0147869a66efd30dbaf3099bb082c1059fb692d113042a7913c0a6e866f11

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcCE47.tmp

Filesize
660B

MD5
3189275ad4105d2688a305883e767ec0

SHA1
56c196aee7ab7f30bb3c7856fe6597a49d40ead5

SHA256
876d5f5076397dd9a9265510a00a0077f7146f938408decda144bd0a0bfb52e5

SHA512
16acc30fa191536be8d1a4ab5b67652307fac9b98275526ef295316a9d735050930443b1a7484a10b3d32a0bf7602627fcc145813388fa577d712403b030744f

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

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/840-0-0x0000000074361000-0x0000000074362000-memory.dmp

Filesize
4KB

Download
memory/840-1-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download
memory/840-2-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download
memory/840-24-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download
memory/2172-8-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download
memory/2172-18-0x0000000074360000-0x000000007490B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads